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GN19-12 HIGH VOLTAGE DISCONNECTING SWITCH

Short Description:

GN19-12 t ype indoor high-voltage disconnecting high-voltage switchgear, used in power systems with rated voltage 12KV, AC 50Hz and below, equipped with CS6-1 type manual operating mechanism, as a voltage and no load condition, the distribution , For the purpose of circuit integration, there are also anti- pollution derivatives, high prototypes, and additional live display devices.The disconnecting switch of this series is equipped with CS6-1 type manual operating mechanism (the disconnecting switch with panel has its own integrated operating mechanism). This series of disconnecting switches is three-pole type, consisting of a base frame, a rotating shaft, a lever, a porcelain post insulator, a knife and a wiring board. The rotating shaft is arranged on the bottom frame , on which three pairs of levers are welded, and the levers pass through the pull rod porcelain insulators and the knife necklace.The rotating shaft extends out of the base frame, and any section of it can be connected with the operating mechanism. Type C is through the wall. C1 means that the rotation is on the side of the wall; C2 means that the breaking is on the side of the wall; C3 means that both sides are on the side of the wall.


Product Detail

Product Tags

Product Overview
   GN19-12 t ype indoor high-voltage disconnecting high-voltage switchgear, used in power systems with rated voltage 12KV, AC 50Hz and below, equipped with CS6-1 type manual operating mechanism, as a voltage and no load condition, the distribution , For the purpose of circuit integration, there are also anti- pollution derivatives, high prototypes, and additional live display devices.

   The disconnecting switch of this series is equipped with CS6-1 type manual operating mechanism (the disconnecting switch with panel has its own integrated operating mechanism). This series of disconnecting switches is three-pole type, consisting of a base frame, a rotating shaft, a lever, a porcelain post insulator, a knife and a wiring board. The rotating shaft is arranged on the bottom frame , on which three pairs of levers are welded, and the levers pass through the pull rod porcelain insulators and the knife necklace.

   The rotating shaft extends out of the base frame, and any section of it can be connected with the operating mechanism. Type C is through the wall. C1 means that the rotation is on the side of the wall; C2 means that the breaking is on the side of the wall; C3 means that both sides are on the side of the wall.
Working Environment
1.The altitude does not exceed 1000m;
2.Ambient air temperature: -25℃~ +40℃
3.The relative humidity of the surrounding environment: daily average value not greater than 95% monthly average value not greater than 90%;
4.The seismic fissure does not exceed 8 degrees;
5.Installation site: There is no fire, flammable, explosive. Serious pollution, chemical corrosion and severe vibration.
Main Technical Parameters

 No. Item  Unit  Data
1  Rated voltage KV 12
2 1 min Power frequency withstand voltage  To earth KV 42
 Fracture KV 48
3 Lightning impulse withstand voltage (peak)  To earth KV 75
 Fracture KV 85
4  Rated frequency HZ 50
5  Rated current A 400 630 1000 1250
6  Rated short-time withstand current KA

16

20 16

20

25 20

25

31.5
7  Rated peak withstand current KA

40

50 40

50

63 50

63

80
8 Rated short-time withstand current duration main knife / ground knife s 4/2
9  Creepage distance mm 300~380
10 Mechanical life Times 2000

Appearance And Installation Dimensions

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