CN101409181B - Protective switch assembly and protective switch device - Google Patents
Protective switch assembly and protective switch device Download PDFInfo
- Publication number
- CN101409181B CN101409181B CN 200810161852 CN200810161852A CN101409181B CN 101409181 B CN101409181 B CN 101409181B CN 200810161852 CN200810161852 CN 200810161852 CN 200810161852 A CN200810161852 A CN 200810161852A CN 101409181 B CN101409181 B CN 101409181B
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- Prior art keywords
- protection switch
- trip gear
- instrument
- check
- fault current
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
- H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages
- H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being unbalance of two or more currents or voltages with differential transformer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/02—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents
- H01H83/04—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by earth fault currents with testing means for indicating the ability of the switch or relay to function properly
Abstract
The present invention relates to a protective switch assembly, which inludes a breaker which has a switching device (2) for switching an electrical contact; a short-circuit triggering device (3) which triggers the switching device in the event of a short circuit; a fault current triggering device (5) which triggers the switching device in the event of a fault current and/or a differential current. The devices (2, 3, 5) are consecutively arranged in a longitudinal alignment. A test circuit device (6) is arranged adjacent to the device (5). The present invention relates to a protective switch apparatus which has a housing (7), wherein, a protective switch device is provided in the housing (7).
Description
Technical field
The present invention relates to a kind of protection switch device; it has switching device and is used for connecting at least one electric contact; having the short circuit trip gear is used for making under short-circuit conditions switching device to thread off; and have the fault current trip gear and be used in the fault current situation and/or switching device threaded off during differential current, wherein switching device, short circuit trip gear and fault current trip gear are arranged in a longitudinal direction one by one.The invention still further relates to a kind of protection switch instrument, especially a kind of protection switch instrument of narrow structure form.
Background technology
Usually in the protection switch instrument, be provided with the protection switch device.The protection switch instrument arranges in the technology in installation and for example realizes as line protection switch, failure current protection switch or differential current protection switch.Often integrated a short-circuit release and an overload release in line protection switch.Known protection switch instrument or single LS (circuit breaker); FI (fault-current protection device) or as instrument combination (instrument that mutually forms a line) FI/LS, LS/DI (DI differential current protection device) or LS+FI-combination block.
The protection switch instrument also usually is designed to the equipment that the DIN track is installed in addition
All parts generally as module for.Therefore for example line protection switch and failure current protection switch provide with fixing module width respectively.The width of the modular electric mechanical switch instrument of this sample form is listed with index unit according to relevant standard.For example an index unit (TE) is equivalent to be of a size of 18mm.
By a kind of protective device for the protection of the switch instrument of DE102004034859A1 cicada a kind of protection switch instrument in other words; be provided with a short circuit trip gear, a switching device and a fault current trip gear in this protective device/instrument, they are arranged on the longitudinal direction of protection switch instrument one by one.Longitudinal direction means: this short circuit trip gear, switching device and fault current trip gear are disposed to another end face with an end face stretching, extension of protection switch tool housing.The disclosed protection switch instrument in there is that an index unit is wide like that.Also known by DE102004034859A1 in addition: as within the protection switch instrument, to be provided with an overload tripping device.That is to say, DE102004034859A1 has described a kind of device, as people can realize a kind of protection switch instrument with short-circuit protection, overload protection and fault-current protection.Center and the switch machine Plant arrangement of short circuit trip gear and fault current trip gear slightly are offset in a plane or with it.The width of protection switch instrument is no more than an index unit.Expressing the bimetal leaf of the overload function of overload tripping device is arranged prejudicially.
The known protection switch device or the protection switch instrument that also have a check current circuit device except short circuit trip gear, switching device and fault current trip gear arrange its size like this, and namely they and width are maximum 18mm shell does not match.Checking function always is integrated in the fault current trip gear in the protection switch device of this external this kind form or the protection switch instrument, that is to say in F1-or DI-scope.The check electric current spring of the dual-breaker of check current circuit is contact fault current-release device side especially always, that is to say the movable part of the switch machine device of FI-or DI-side.
At a kind of protection switch device of narrow structure form in other words in the protection switch instrument; the protection switch instrument that is to say switching protective device integrated allows at most wide 18mm; can not be integrated in a check current circuit device in the fault current trip gear this moment, that is to say in FI-or the DI-scope.
Summary of the invention
Therefore task of the present invention is: propose in other words a kind of protection switch instrument of a kind of protection switch device; they have switching device, short circuit trip gear, fault current trip gear and check current circuit device and the protection switch plant bulk designs so narrowly; be complementary to such an extent as to protection switch device and width are the protection switch instrument of 18mm to the maximum, the width of protection switch instrument that has in other words the protection switch device of this kind form is 18mm to the maximum.
This task has the protection switch device and solves by a kind of protection switch instrument by a kind of according to the present invention.The feature that is associated with the protection switch device and details are self-evident also to be associated with the protection switch instrument, and vice versa.
Solve by a kind of protection switch device according to this task of first aspect of the present invention; this device has switching device and is used for connecting at least one electric contact; having the short circuit trip gear is used for making under short-circuit conditions switching device to thread off; and having the fault current trip gear is used for switching device is threaded off; switching device wherein; short circuit trip gear and fault current trip gear are arranged in a longitudinal direction one by one; wherein; longitudinal direction is the direction that extends to its relative end face from an end face of the shell of protection switch instrument; wherein the protection switch device has check current circuit device; this check current circuit device is arranged adjacent to the fault current trip gear; and wherein the protection switch device be designed to so narrow, to such an extent as to it can be arranged in the shell of protection switch instrument that a width is 18mm to the maximum.
The size of the protection switch device of this kind form can be designed to so narrow, to such an extent as to the protection switch device can be integrated in the shell of a protection switch instrument, wherein the outer casing width of protection switch instrument is 18mm to the maximum.That is to say, the size of protection switch device can design so littlely, to such an extent as to wherein be incorporated with the width that the protection switch instrument of protection switch device can be equivalent to an index unit.Realize this special location by check current circuit device.Check current circuit device no longer be integrated in the fault current trip gear or the fault-current protection envelop of function of protection switch device in, that is to say in FI-or the DI-scope, but be arranged in dividually fault current trip gear next door.This sample can make the fault current trip gear design simplyr on the one hand and be narrower.That is to say, because check current circuit device is not integrated in the fault current trip gear, therefore the size of this fault current trip gear can be designed to so little, to such an extent as on fault current trip gear next door this many position is arranged, therefore checks current circuit device and fault current trip gear to add up narrower than 18mm.The width of the shell of protection switch instrument can be equivalent to a standard size after integrated protection switch device.This standard size ad hoc defines by an index unit that is of a size of 18mm.The protection switch device preferably has a kind of width, and it is in the scope of 8mm to 18mm, especially in the scope of 14mm to 18mm.That is to say, the width of protection switch device more advantageously also can be less than 18mm.
The fault current trip gear has a kind of function of failure current protection switch and/or a kind of function of differential current protection switch.That is to say to have the function of line protection switch and failure current protection switch by protection switch device of the present invention.In addition the protection switch device can also have the function of line protection switch and differential current protection switch.This means: these two kinds of functions can be united in a unique protection switch device, and the width of this kind protection switch device can exceed the width of simple line protection switch.The DI-release of the preferred a kind of electromagnetism of fault current trip gear.
Check current circuit Plant arrangement can realize checking the simple structure of the parts of current circuit device on the one hand on fault current trip gear next door, can not hinder on the other hand other member, the especially member of fault current trip gear.
Check current circuit Plant arrangement is on fault current trip gear next door.This just means according to the present invention: check current circuit device is just in next-door neighbour's arranged around of fault current trip gear.Short circuit trip gear, switch machine device and fault current trip gear are arranged one by one." next door " means: check current circuit device is towards a side of fault current trip gear, and this side is not towards switch machine device this switch machine device dorsad in other words.Consider the member of arranging one by one of protection switch device; check current circuit device and fault current trip gear arrange abreast, that is to say to be parallel to the short circuit trip gear, the switch machine device and the longitudinal direction fault current trip gear.Preferred a kind of protection switch device; check current circuit device is parallel to fault current trip gear layout in this protection switch device; and after the short circuit trip gear, arranged switching device in a longitudinal direction therein, and behind switching device, arranged the fault current trip gear.Therefore check the current circuit device can be arranged near the switch machine device, be used for realizing double-break.
If this sample of protection switch device is determined size in addition, that just preferably can be integrated in the protection switch instrument this device, and structure length or the degree of depth of this protection switch instrument are 70mm to the maximum, and structure height is 90mm to the maximum.
It is especially a kind of that to have the defencive function of the short circuit of preventing, overload and fault current and have the protection switch device that check current circuit device and a rated current reaches 40A be particularly preferred.
In addition preferred a kind of protection switch device, switching device, short circuit trip gear, fault current trip gear and check current circuit device are fixed on the phase division parts and/or on the medial surface at shell in this device.Therefore member is separately arranged reliably.Check current circuit device is fixed on one and just provides the position for switching device, short circuit trip gear and fault current trip gear are fixed on the phase division parts best on the medial surface of the shell of protection switch device.
The check current circuit device of protection switch device preferably has check current circuit spring and/or check resistance.Can be provided with in addition check electric current button.Therefore the check current circuit device that is arranged in fault current trip gear next door can only have a check current circuit spring.A check resistance then for example can be located on another position on the protection switch device, for example in the circuit board, and is connected with checking current device with wire.
Preferred in addition a kind of protection switch device, in this device, check current circuit Plant arrangement is on fault current trip gear next door and near switching device.Therefore can realize the short stroke for open failure current-release device and short circuit trip gear.That is to say, the circuit between other member of fault current trip gear and protection switch device can be short and lay also uncomplicated.
Particularly preferably a kind of aforesaid protection switch device; in this protection switch device, be provided with phase division parts; it is divided into phase place side and zero-bit conductor side with the protection switch device; wherein check current circuit device and short circuit trip gear to be arranged in the phase place side, and the fault current trip gear is arranged in zero-bit conductor side.By phase division parts and the check current circuit device special arrangement in phase place side and fault current trip gear zero-bit conductor side, check current circuit device be subject to especially protection and with fault current trip gear electric insulation.
The check current loop resistance of check current circuit device can be arranged in check current circuit spring next door.The check current loop resistance is designed to install by line.This can realize by separating zero-bit conductor side, and the fault current trip gear is arranged in this zero-bit conductor side.Can make the check current circuit guide the zero-bit conductor side of protection switch device into by the through hole in the phase division parts, check there the wire of current circuit to pass the total current current transformer.Because the check current loop resistance is arranged in shielded phase place side therefore the position has just been arranged in the circuit board.Therefore can make remaining electric assembly, especially bulky transistor and variable resistor are arranged in the circuit board best.
Preferred a kind of protection switch device is provided with an overload tripping device at switching device in this protection switch device in addition.Overload tripping device is arranged on the protection switch device not dangerous, is because the size of overload tripping device is smaller.Therefore overload tripping device can be arranged between other member.Yet more advantageously overload tripping device is arranged on the phase place side and near switching device.Therefore can realize the short and simple distance wire in other words from overload tripping device to switching device.
If the long period surpasses the rated value of predesignating of electric current significantly, overload tripping device disconnects the electric current that flows through the protection switch device.Preferred a kind of thermal overload release, especially bimetallic are used for threading off, thus this bimetallic since current flowing generate heat crooked and make a release mechanism dropout.The size that depends on overcurrent to the required time of threading off.When overcurrent was high, this time was just shorter when exceeding rated current and lack.
Particularly preferably a kind of protection switch device checks the check key layout of current circuit device above check current circuit device in this protection switch device.Because check current circuit Plant arrangement is on fault current trip gear next door, this point just can easily realize.
According to second aspect of the present invention, this task solves by a kind of protection switch instrument, and this instrument has a shell, and wherein, enclosure is provided with an aforesaid protection switch device, and it is 18mm that the width maximum of its housing is equivalent to an index unit.
Be integrated in by the protection switch device with a kind of this sample form and just can form a kind of protection switch instrument in the protection switch instrument, it has switching device, short circuit trip gear, fault current trip gear and check current circuit device in the index unit that a unique width is 18mm.A kind of narrow protection switch instrument of such form can add in the existing equipment simply.In other words, can improve by the following method defencive function in a kind of existing equipment: for example replacing a kind of common, width with the protection switch instrument of width a kind of such form, same is the line protection switch of an index unit.Preferred a kind of protection switch instrument in addition, wherein outer casing width is less than 18mm.So for example the width value of shell can be between 8mm and 18mm, especially between 14mm and 18mm.
More compact structure shape by the protection switch instrument also can make distributor reduce.At first in dwelling house, wish with little unnoticed distributor.As if the quantity of branch road that has the defencive function of altitude combination when traditional distributor size also can increase.Finally can realize optionally improving by the layout according to the compactness in the protection switch instrument of combination of the present invention.
The width of shell, such as described, preferably corresponding to a standard size.This standard size is that the index unit of 18mm is stipulated by a kind of size specially.Its advantage is: in the least replacement with no difficulty of modules, because they all have identical width.
Can have the function of line protection switch and failure current protection switch according to protection switch instrument of the present invention, comprise checking function.But in addition the protection switch instrument also can have the function of line protection switch and differential current protection switch, comprises checking function.This means: these three kinds of functions can be unified and be combined in the unique instrument, and the width of this instrument and be no more than the width of a simple line protection switch.
Short circuit trip gear, switching device and fault current trip gear preferably are being arranged on the longitudinal direction of protection switch instrument within the shell of protection switch instrument one by one, and wherein the longitudinal direction of protection switch instrument extends to its relative end face from an end face of the shell of protection switch instrument.The end face of the shell of protection switch instrument has been stipulated the width of protection switch instrument.In other words, the end face width is 18mm to the maximum.Between two end faces of protection switch instrument, short circuit trip gear, switching device and fault current trip gear have been arranged one by one.The fault current trip gear is towards a sidewall paneling of protection switch instrument, and check current circuit device is parallel to the fault current trip gear towards the relative sidewall paneling of protection switch instrument.
Preferred a kind of protection switch instrument; be respectively equipped with at the end face of protection switch instrument shell in this protection switch instrument that at least one binding post L is used at least one phase conductor and a post head N is used for a zero-bit conductor, and the phase division parts that are arranged in by stretching, extension between the end face of protection switch tool housing are divided into phase place side and zero-bit conductor side with the protection switch instrument in this protection switch instrument.A kind of protection switch instrument of such design is divided into two scopes.Can make check current circuit Plant arrangement in shielded phase place side and make the fault current trip gear be arranged in zero-bit conductor side by the phase division parts.The short circuit trip gear also preferably is arranged in the phase place side.Therefore be check current circuit device or short circuit trip gear all with fault current trip gear electric insulation be arranged in the shell of protection switch instrument.Overload tripping device more advantageously also is arranged in the phase place side and within the shell of protection switch instrument in addition.Therefore overload tripping device also can arrange on electric insulation ground.Check current circuit device that is to say that check electric current spring and check current resistor directly are arranged on the phase division parts.Can make the check current circuit guide the zero-bit conductor side of protection switch instrument into by a through hole in the phase division parts.
Preferred in addition a kind of protection switch instrument; end face at the protection switch tool housing in this instrument is respectively equipped with at least one perforate for passing at least one phase conductor; and have a perforate to be used for passing a zero-bit wire, and the phase division parts that are arranged in by this stretching, extension between the end face of protection switch tool housing are divided into phase place side (9) and zero-bit conductor side with the protection switch instrument.Therefore electric wire can hang out in perforate, in order to give the power supply of protection switch instrument.The wire that this what is called hangs out is also referred to as Pig-Tails (lead-in wire).
Overload tripping device can be arranged between each different component within the protection switch instrument without difficulty, and this is because its size is less than other member significantly.Overload tripping device can preferably be arranged on the next door of switch machine device.
Preferred a kind of protection switch instrument, it has the function of line protection switch and failure current protection switch or the function of line protection switch and differential current protection switch.
The present invention can particularly advantageously be used in the protection switch instrument, and they are designed to the equipment that the DIN track is installed
Above-mentioned advantage also produces more effect in this case.
Description of drawings
Followingly the present invention is described in detail referring to accompanying drawing according to embodiment.Accompanying drawing is depicted as:
Fig. 1 a: cutaway view of seeing from above of a protection switch device;
Fig. 2 a: diagrammatic cross-sectional view of seeing from above of a protection switch instrument;
Fig. 3: the sectional view of a protection switch instrument;
Fig. 4: the side diagrammatic cross-sectional view of a protection switch instrument.
Embodiment
Fig. 1 has represented a cutaway view of seeing from above of protection switch device 12.Protection switch device 12 has switching device 2; be used for connecting at least one electric contact; also has short circuit trip gear 3; be used under a kind of short-circuit conditions, making switching device 2 to thread off; and have fault current trip gear 5, be used for switching device 2 is threaded off.Short circuit trip gear 3, switching device 2 and fault current trip gear 5 are arranged one by one along the longitudinal direction of protection switch device 12.Longitudinal direction means the stretching, extension along the X-axle of coordinate system shown in Figure 1 of protection switch device 12 here.Switching device 2 shortens in order to make to the design of the distance of short circuit trip gear 3 and fault current trip gear 5 more advantageously between short circuit trip gear 3 and fault current trip gear 5.Protection switch arranges 12 and has a check current circuit device 6 that is arranged in fault current trip gear 5 next doors in addition.Mean at fault current trip gear 5 " next door ": check current circuit device 6 stretches on the Y-direction that is arranged in 5 of fault current trip gears, makes check current circuit device 6 and fault current trip gear 5 electric insulations by phase division parts 8.Phase division parts 8 pass protection switch device 12 and are arranged in directions X (Ausrichtung) upward and are divided into two scopes.By the check electric current can be guided to the side of fault current trip gear 5 from check current circuit device 6 at a through hole of 8 li of phase division parts.Check current circuit device 6 has check current circuit spring 6b and check current loop resistance 6a.Check in addition current circuit device 6 to have a check button 11.The side of this external check current circuit device 6 is provided with an overload tripping device 4.Overload tripping device can be arranged between other member local arbitrarily, that is to say for example between short circuit trip gear 3, check current circuit device 6 or switching device 2.It preferably be arranged on switching device 2 near near, in the side of short circuit trip gear 3.Therefore can realize from overload tripping device 4 to switching device 2 short and simple distance or circuit.If the long period surpasses a rated value of predesignating of electric current significantly, overload tripping device 4 cuts off the electric current that flows through this protection switch device 12.Preferably have a thermal overload release, especially a kind of bimetal leaf be used for to realize is threaded off, and this bimetal leaf is because current flowing and adstante febre bends and a release mechanism of 2 li of switching devices is threaded off.
A kind of protection switch device of such design can be designed to very narrow.So narrow by checking current circuit device 6 and fault current trip gear 5 to separate fault current trip gear 5 can be designed to first, to such an extent as to except can arranging fault current trip gear 5, also can arrange check current circuit device 6 in the inside that the width of protection switch device 12 is the shell 7 of 18mm to the maximum.Check simultaneously current circuit device 6 to be arranged in phase division parts and fault current trip gear 5 electric insulations of checking between current circuit device 6 and the fault current trip gear 5 by this.
In Fig. 2, simply represented at one of 7 li on the shell of the protection switch instrument 1 such protection switch device 12 of design.Between the end face 7a of the shell 7 of protection switch instrument 1 and 7b, short circuit trip gear 3, switching device 2 and fault current trip gear 5 have been arranged one by one.In fault current trip gear 5 arranged alongside check current circuit device 6.This becomes possibility by being designed to narrow especially fault current trip gear 5.At the end face 7a of shell 7, be respectively equipped with binding post L on the 7b and be connected connecting phase conductor or zero-bit wire with N.The binding post that is labeled as L is the wiring for a phase conductor, and the binding post that is labeled as N is the wiring for a zero-bit wire.Be provided with phase division parts 8 between these two terminal stud L and N, it stretches to the second end face 7b of shell through the inside of shell 7 from the first end face 7a of shell 7.Phase division parts 8 are divided into a phase place side 9 and a zero-bit conductor side 10 with the inside of protection switch instrument 1 thus.Fault current trip gear 5 is in zero-bit conductor side 10, and short circuit trip gear 3, overload tripping device 4 and check current circuit device 6 then are arranged in shielded phase place side 9.Switching device 2 is positioned at the both sides of phase division parts 8.Because check current circuit device 6 is arranged in fault current trip gear 5 next doors also obliquely on switching device 2 next doors, so that from check current circuit device 6 to fault current trip gear 5 with just can be shorter to the circuit of short circuit trip gear 3, structure be also uncomplicated.By member being divided into different scopes, that is to say phase place side 9 and zero-bit conductor side 10, just can make easily the member of each phase place realize electric insulation.Just form the position for arranging fault current trip gear 5 and the wiring board of not expressing within shell 7 in zero-bit conductor side 10 by checking current device to receive phase place side 9.
The special advantage of protection switch instrument 1 is: protection switch instrument 1 is in complete function situation; that is to say; the function of short-circuit protection, fault current or differential current protection and overload protection is by way of parenthesis in 7 li positions that have for a check current circuit device 6 of a narrow shell like this.This is former also to be impossible.The Breadth Maximum of protection switch instrument 1 is an index unit (Teilungseinheit), and this represents with TE in Fig. 2.It is 18mm that an index unit is equivalent to width.
Fig. 3 has represented the longitudinal sectional view of a protection switch instrument 1.Can see the member of protection switch device 12, they are arranged in the phase place side of protection switch device 12.Be provided with phase division parts 8 in check current circuit device 6 back, and hereat hinder current-release device 5 in its back.Overload tripping device 4 is between check current circuit device 6 and short circuit trip gear 3, roughly under switch machine device 2.
Fig. 4 has represented vertical diagrammatic cross-sectional view of a protection switch instrument 1.Can see in the figure zero-bit conductor side 10.Arranged check current circuit device 6 in fault current trip gear 5 back, this expresses by a dotted line.Check current circuit device 6 is connected with zero-bit conductor side 10 by means of a conductor wire in phase place side 9, and this conductor wire has passed the through hole of 8 li of phase division parts.Check in addition current circuit device 6 to be connected with switching device 2.Short circuit trip gear 3 is connected with the fault current trip gear and also is connected with switching device 2, is used for making where necessary switching device 2 to thread off.That is to say, the dropout lever meter of short circuit trip gear 3 and fault current trip gear 5 is shown dotted line.
Because the special arrangement of the member of protection switch device 12 can make a protection switch instrument 1 realize narrow shape and structure; that is to say that Breadth Maximum is 18mm; wherein protection switch instrument 1 has a short circuit trip gear 3, a switch machine device 2, a fault current trip gear 5, also has in case of necessity an overload tripping device 4 and a check current circuit device 6.
Except the width of the protection switch instrument 1 that is limited to an index unit TE, preferentially the constructional depth with protection switch instrument 1 is limited to 70mm, and structure height is limited to 90mm.Therefore can and check the current circuit function to be arranged on equably in the available structural capacity with transducer essential for combined protection function overload, short circuit and fault current and executive component.
Label list
1. the binding post of protection switch instrument L. phase conductor
2. the binding post of switching device N. zero-bit wire
3. the width of short circuit trip gear TE. calibration unit
4. overload tripping device
5. fault current trip gear
5a. sidewall paneling
6. check the current circuit device
6a. check current loop resistance
6b. check current circuit spring
7. the shell of protection switch instrument
7a. end face
7b. end face
8. phase division parts
9. phase place side
10. zero-bit conductor side
11. check button
12. protection switch device
Claims (25)
1. protection switch device has: switching device (2) is used for connecting at least one electric contact; Short circuit trip gear (3) is used for making under short-circuit conditions described switching device (2) to thread off; Fault current trip gear (5), be used for described switching device (2) is threaded off, wherein said switching device (2), described short circuit trip gear (3) and described fault current trip gear (5) are arranged in a longitudinal direction one by one, wherein, described longitudinal direction is the direction that extends to its relative end face from an end face of the shell of protection switch instrument, it is characterized in that, described protection switch device (12) has check current circuit device (6), and this check current circuit device (6) is arranged adjacent to described fault current trip gear (5); And described protection switch device be designed to so narrow, to such an extent as to it can be arranged in the shell of protection switch instrument that a width is 18mm to the maximum.
2. protection switch device according to claim 1; it is characterized in that; be provided with afterwards described switching device (2) along described longitudinal direction at described short circuit trip gear (3); be provided with afterwards described fault current trip gear (5) at described switching device (2), and be parallel to described fault current trip gear (5) and be provided with described check current circuit device (6).
3. protection switch device according to claim 1 and 2; it is characterized in that, described switching device (2), described short circuit trip gear (3), described fault current trip gear (5) and described check current circuit device (6) are fixed on the phase division parts and/or on a medial surface of described shell (7).
4. protection switch device according to claim 1 and 2 is characterized in that, described check current circuit device (6) has check current circuit spring and/or check resistance.
5. protection switch device according to claim 3 is characterized in that, described check current circuit device (6) has check current circuit spring and/or check resistance.
6. protection switch device according to claim 1 and 2; it is characterized in that; described check current circuit device (6) is towards a sidewall paneling (5a) of described fault current trip gear (5), and this sidewall paneling is parallel to the longitudinal direction of protection switch device (12).
7. protection switch device according to claim 5; it is characterized in that; described check current circuit device (6) is towards a sidewall paneling (5a) of described fault current trip gear (5), and this sidewall paneling is parallel to the longitudinal direction of protection switch device (12).
8. protection switch device according to claim 1 and 2 is characterized in that, described check current circuit device (6) is arranged as near switching device (2), adjacent to described fault current trip gear (5).
9. protection switch device according to claim 7 is characterized in that, described check current circuit device (6) is arranged as near switching device (2), adjacent to described fault current trip gear (5).
10. protection switch device according to claim 1 and 2; it is characterized in that; be provided with phase division parts (8); it is divided into phase place side (9) and zero-bit conductor side (10) with protection switch device (12); wherein said check current circuit device (6) and short circuit trip gear (3) are arranged in described phase place side (9), and described fault current trip gear (5) is arranged in described zero-bit conductor side (10).
11. protection switch device according to claim 9; it is characterized in that; be provided with phase division parts (8); it is divided into phase place side (9) and zero-bit conductor side (10) with protection switch device (12); wherein said check current circuit device (6) and short circuit trip gear (3) are arranged in described phase place side (9), and described fault current trip gear (5) is arranged in described zero-bit conductor side (10).
12. protection switch device according to claim 1 and 2 is characterized in that, is provided with overload tripping device (4) at described switching device (2).
13. protection switch device according to claim 11 is characterized in that, is provided with overload tripping device (4) at described switching device (2).
14. protection switch device according to claim 1 and 2 is characterized in that, is provided with check button (11), it is arranged in the top of described check current circuit device (6).
15. protection switch device according to claim 13 is characterized in that, is provided with check button (11), it is arranged in the top of described check current circuit device (6).
16. protection switch instrument; has shell (7); it is characterized in that; in described shell (7), be provided with a described protection switch device (12) one of in according to claim 1 to 15; the width maximum of wherein said shell (7) is equivalent to an index unit, is 18mm.
17. protection switch instrument according to claim 16; it is characterized in that; described short circuit trip gear (3), described switching device (2) and described fault current trip gear (5) are being arranged on the longitudinal direction of described protection switch instrument (1) within the shell (7) one by one, and the longitudinal direction of wherein said protection switch instrument (1) is the direction that is stretched over its end face (7b) from an end face (7a) of the shell (7) of protection switch instrument (1).
18. according to claim 16 or 17 described protection switch instruments; it is characterized in that; end face (7a at the shell (7) of described protection switch instrument (1); be respectively equipped with at least one binding post (L) 7b) and be used at least one phase conductor; be used for a zero-bit wire with a binding post (N); and the phase division parts (8) that are arranged in by this stretching, extension between the end face (7a, 7b) of shell (7) of protection switch instrument (1) are divided into phase place side (9) and zero-bit conductor side (10) with described protection switch instrument (1).
19. according to claim 16 or 17 described protection switch instruments; it is characterized in that; end face (7a at the shell (7) of described protection switch instrument (1); be respectively equipped with at least one perforate 7b) and be used for passing at least one phase conductor; and be provided with a perforate for passing a zero-bit wire; and the phase division parts (8) that are arranged in by this stretching, extension between the end face (7a, 7b) of shell (7) of described protection switch instrument (1) are divided into phase place side (9) and zero-bit conductor side (10) with protection switch instrument (1).
20. according to claim 16 or 17 described protection switch instruments, it is characterized in that, described protection switch instrument (1) is designed to line protection switch and failure current protection switch or line protection switch and differential current protection switch.
21. protection switch instrument according to claim 18 is characterized in that, described protection switch instrument (1) is designed to line protection switch and failure current protection switch or line protection switch and differential current protection switch.
22. protection switch instrument according to claim 19 is characterized in that, described protection switch instrument (1) is designed to line protection switch and failure current protection switch or line protection switch and differential current protection switch.
23. according to claim 16 or 17 described protection switch instruments, it is characterized in that the equipment that described protection switch Instrument Design becomes the DIN track to install.
24. protection switch instrument according to claim 21 is characterized in that, the equipment that described protection switch Instrument Design becomes the DIN track to install.
25. protection switch instrument according to claim 22 is characterized in that, the equipment that described protection switch Instrument Design becomes the DIN track to install.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007048412A DE102007048412A1 (en) | 2007-10-09 | 2007-10-09 | Protective switching device and protective switching device |
| DE102007048412.9 | 2007-10-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101409181A CN101409181A (en) | 2009-04-15 |
| CN101409181B true CN101409181B (en) | 2013-03-27 |
Family
ID=40269771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810161852 Active CN101409181B (en) | 2007-10-09 | 2008-10-09 | Protective switch assembly and protective switch device |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2048685B1 (en) |
| CN (1) | CN101409181B (en) |
| DE (1) | DE102007048412A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3133269B1 (en) * | 2022-03-07 | 2024-03-01 | Hager Electro Sas | Differential lock for electrical differential protection device |
| FR3133267A1 (en) | 2022-03-07 | 2023-09-08 | Hager-Electro Sas | Electrical protective device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5517165A (en) * | 1991-07-22 | 1996-05-14 | Pdl Holdings Limited | Switch mechanism |
| EP1249852A2 (en) * | 2001-04-11 | 2002-10-16 | ABB PATENT GmbH | Electrical installation switchgear |
| CN1989585A (en) * | 2004-07-19 | 2007-06-27 | 西门子公司 | Circuit breaker with a narrow structure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE6930305U (en) * | 1969-07-31 | 1970-05-06 | Vatter Nachf Kg J H | TIGHTS KNITTED FROM A TUBE FROM THE TOP OF ONE TO THE TOP OF THE OTHER TIGHTS ON THE CIRCULAR TIGHTER KNITTING MACHINE. |
| FR2648614B1 (en) * | 1989-06-16 | 1994-03-11 | Hager Electro Sa | PHASE AND NEUTRAL CIRCUIT BREAKER |
| FR2674369B1 (en) * | 1991-03-20 | 1996-09-20 | Merlin Gerin | REDUCED OVERALL, NEUTRAL PHASE AND NEUTRAL CIRCUIT BREAKER. |
| FR2687838B1 (en) * | 1992-02-21 | 1994-04-08 | Merlin Gerin | SINGLE POLE AND NEUTRAL DIFFERENTIAL CIRCUIT BREAKER WITH TEST CIRCUIT. |
-
2007
- 2007-10-09 DE DE102007048412A patent/DE102007048412A1/en not_active Withdrawn
-
2008
- 2008-09-23 EP EP20080164855 patent/EP2048685B1/en active Active
- 2008-10-09 CN CN 200810161852 patent/CN101409181B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5517165A (en) * | 1991-07-22 | 1996-05-14 | Pdl Holdings Limited | Switch mechanism |
| EP1249852A2 (en) * | 2001-04-11 | 2002-10-16 | ABB PATENT GmbH | Electrical installation switchgear |
| CN1989585A (en) * | 2004-07-19 | 2007-06-27 | 西门子公司 | Circuit breaker with a narrow structure |
Non-Patent Citations (1)
| Title |
|---|
| JP平1-140532A 1989.06.01 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2048685A3 (en) | 2013-02-27 |
| EP2048685B1 (en) | 2015-05-20 |
| CN101409181A (en) | 2009-04-15 |
| DE102007048412A1 (en) | 2009-04-23 |
| EP2048685A2 (en) | 2009-04-15 |
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