GCK LOW-VOLTAGE WITHDRAWABLE COMPLETE SWITCHAGEAR

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GCK LOW-VOLTAGE WITHDRAWABLE COMPLETE SWITCHAGEAR

GCK LOW-VOLTAGE WITHDRAWABLE COMPLETE SWITCHAGEAR

GCK(functionally equivalent or superior to GCL) low-voltage withdrawable switchgear(here in after referred to as "switchgear") is suitable for AC three-phase four wire and three-phase five wire systems with a rated working voltage of 380V. It is used for power plants,substations, industrial and mining enterprises, and high-rise buildings in the power system for receiving,feeding,reactive power compensation,energy metering, lighting,and centralized control of motors.
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Product Parameters

1.Product Description:

GCK(functionally equivalent or superior to GCL) low-voltage withdrawable switchgear(here in after referred to as "switchgear") is suitable for AC three-phase four wire and three-phase five wire systems with a rated working voltage of 380V. It is used for power plants,substations, industrial and mining enterprises, and high-rise buildings in the power system for receiving,feeding,reactive power compensation,energy metering, lighting,and centralized control of motors.

This product meets the standards of GB7251 "Low voltage switchgear and control equipment",JB/T9661"Low voltage withdrawable switchgear", and IEC604391"Low voltage switchgear and control equipment".


2.Product mode and implication:

G C K

3.Service environment conditions:

◆Environmental temperature:-5℃-+40℃,with an average temperature within 24 hours not exceeding+35℃;

◆Altitude:2000m and below;

◆Relative humidity: not exceeding 50% at the highest temperature of+40℃,and a relatively high relative humidity is allowed at lower temperatures(such as 90% at+20℃),which should be considered due to temperature The changes may occasionally have the effect of condensation;

◆When installing the equipment,the inclination from the vertical plane shall not exceed 5°;

◆Suitable for transportation and storage processes at temperatures ranging from-25℃ to+55℃,and not exceeding+7℃ in a short period of time(not exceeding 24 hours);

◆If users have special requirements, they can negotiate with our company's technical engineers to solve them;


4.Ordering instruction:

When placing an order, the user must provide the following information:

◆Primary circuit scheme number, equipment model, capacity,and single line system diagram;

◆Secondary circuit schematic diagram,if the user does not provide requirements, the manufacturer shall design according to national standards;

◆Arrangement diagram of the switchgear and layout plan of the distribution room;

◆When the specifications of the main busbar are not specified, the manufacturer shall provide them according to the standards;

◆Surface color of the switchgear;

◆If users have other special requirements, they can negotiate with our factory.


5.Technical instruction:

额定绝缘电压

Rated insulation voltage

690V、1000V额定峰值电流

Rated peak current

105KA/0.1S

176KA/0.1S

额定工作电压

Rated working voltage

400V、690V功能单元(抽屉)分断能力

Functional units(drawer)

breaking capacity

50KA(有效值)

50KA(effective value)

辅助电路额定电压

Rated voltage of auxiliary circuit

AC220V、380V、DC110V、220V外壳防护等级

Shell protection grade

IP30

IP40

额定频率

Rated frequency

50HZ

操作方式

Operation mode

就 地 、远 方 、自 动

On the spot,remote,automatic

额定电流

Rated current

水平母线≤4000A

Horizontal busbar below 4000A

垂直母线630A、1000A、1250A

Vertical busbar 600A,1000A,1250A

母线设置

Busbar set

三相四线制、三相三线制

Three-phase four-wire

system,three phase three

wire system

额定短时耐受电流

Rated short-time withstand current

50、80KAS

中性母线Netutral busbar 30KA/S


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