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AC low voltage distribution cabinet
GGD 交流低压配电柜

电气性能 /Main technical data

额定短路开断电流 (kA) 额定短时耐受电流 (1s)(kA) 额定峰值耐受电流 (kA)
型号 额定电压 (V) 额定电流 (A) Rated short circuit Rated short time Rated peak withstand
model Rated voltage Rated current
breaking current withstand current current
A 1000

GGD1 380 B 600(630) 15 15 30

C 400

A 1500(1600)

GGD2 380 B 1000 30 30 63

C 600

A 3150

GGD3 380 B 2500 50 50 105

C 2000

主电路方案 /Main circuit scheme

GGD 柜的主电路设计了 129 个方案，共 298 个规格 ( 不包括辅助电路的功能变化及控制电压的变化而派生的方案和规格 )；
其中：
GGD1 型 49 个方案 123 个规格
GGD2 型 53 个方案 107 个规格
GGD3 型 27 个方案 68 个规格
主电路方案是征求了广大设计、使用部门的意见选编的，增加了发电厂需要的方案。额定电流至 3150A，适合 2000kVA 及以下的配电变压器选用。此外，
为适应无功补偿的需要设计了 GGJ1、GGJ2 电容补偿柜，其主电路方案 4 个，共 12 个规格。
GGD cabinet of the main circuit designed 129 programs, a total of 298 specifications (not including the auxiliary circuit changes in the function and
control voltage changes derived from the program and specifications);
among them:
GGD1 type 49 program 123 specifications
GGD2 type 53 program 107 specifications
GGD3 type 27 program 68 specifications
The main circuit program is to seek the majority of the design, the use of departmental comments selected, an increase of power plants need the
program. Rated current to 3150A, suitable for 2000kVA and below the distribution transformer selection. In addition, in order to meet the needs of
reactive power compensation designed GGJ1, GGJ2 capacitor compensation cabinet, the main circuit program 4, a total of 12 specifications.

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