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1. Switchgear refers to a complete collection of power distribution tools constructed from primary tools as well as additional equipment according to a certain circuit plan. It is used to control and also shield circuits and also equipment. The structure of the switchgear is approximately similar, primarily separated right into busbar area, circuit breaker space, second control space (tool space), feeder room, each area is usually divided by steel plates. low-voltage withdrawable switchgear 1. Comprehending of distribution box (cupboard). GCK, GCS, MNS are low-voltage withdrawable switchgear; GGD, GDH, PGL are low-voltage dealt with switchgear; XZW is a comprehensive circulation box; ZBW is a box-type substation; XL, GXL are low-voltage power circulation cupboards and building and construction site boxes; JXF is an electric control box; PZ20 as well as PZ30 series are incurable lighting circulation boxes; PZ40 as well as XDD( R) are electrical meter dimension boxes. 2. The result of low-voltage power circulation cupboards. ( 1) It is convenient to set up the power supply fairly. ( 2) When the line falls short, it is valuable to manage the extent of the mistake and also it is practical to quickly discover the mistake point as well as eliminate it in time. ( 3) It is practical to set up circuit maintenance in items, without large-scale power interruption. ( 4) Various protection devices such as integrates to avoid brief circuits and also air buttons to stop overload can be comfortably placed in the power circulation closet. 3. The structure of the low-voltage power distribution cupboard. ( 1) The power distribution closet mainly includes: circuitry terminals, different switches, protection tools (air switches, fuses, etc.), measuring equipment (voltmeter, ammeter, cycle meter, etc.), measuring equipment (active as well as reactive power) table). ( 2) There are numerous sorts of low-voltage power distribution closets, and the parts are really various. Taking the power closet as an instance, inside out: blade switch, present transformer, air switch, as well acid pretreatment of steel as branch breaker. If you straight control the electrical lots, there are contactors, thermal relays, and also branch current transformers under the branch circuit breakers. Naturally, there are ammeters, voltmeters, voltage conversion changes, and also sign lights. TControl power circulation cupboard. 4. The web content of each number of the power circulation cupboard model. GGD low-voltage power distribution cupboard: G-- low-voltage power circulation closet; G-- set installation as well as wiring; D-- power cabinet;. GCK low-voltage power distribution cabinet: G-- cupboard framework; C-- withdrawable kind; K-- nerve center;. GCS low-voltage power circulation cabinet: G-- confined switch cabinet; C-- withdrawable type; S-- Senyuan electric system;.

2. MNS low-voltage power distribution closet is an item manufactured based on the transfer modern technology of Swiss ABB firm. 5. The difference between GGD, GCS, GCK, MNS power distribution closet. GGD is different from the other 3 because it is a set type, while GCK, GCS, and MNS are all cabinet kind button cabinets. Each outlet system of them is independent as well as each circuit will not affect each other. GCS is a brand-new generation of drawer type button closet made by Senyuan Company in the mid-90s with reference to ABB's MNS cabinet type. The major framework resembles MNS, with the major bus bar behind. The distinction from MNS is that the drawer component uses a 20mm component (MNS is 25mm); the drawer takes on a push mechanism, which makes the operation more convenient as well as flexible. The MNS closet can be operated on both sides, and a solitary cupboard can hold 36 loopholes (with 1/4 drawers) at many, while the GCS can be as much as 22. The material used in the MNS cupboard is aluminum-zinc layered, completely put together framework, no post-processing (galvanizing) is needed. The horizontal busbars of MNS and GCS are divided from the front left cabinet unit as well as the front right cord outlet compartment with partitions. Their vertical busbars are put together in flame-retardant plastic useful boards to be more reliable. The difference is that GCS can just have 1/2 drawer at the very least, MNS has 1/4 cabinet, MNS cabinet has another interlacing mechanism, as well as GCS just has the button itself.