CLC Technology CT Series Open-type Closed-type Residual Current Transformer External CT Access Accessories
CLC Technology CT Series Open-type Closed-type Residual Current Transformer External CT Access Accessories
CLC Technology CT Series Open-type Closed-type Residual Current Transformer External CT Access Accessories
CLC Technology CT Series Open-type Closed-type Residual Current Transformer External CT Access Accessories
CLC Technology CT Series Open-type Closed-type Residual Current Transformer External CT Access Accessories

CLC Technology CT Series Open-type Closed-type Residual Current Transformer External CT Access Accessories

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CLC Technology CT Series Open-type Closed-type Residual Current Transformer External CT Access Accessories

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HOT SELLING
店家推荐

280.00

1500.00

680.00

660.00

80.00

80.00

2000.00

500.00

 
 

 

CT基础知识及CT接线技巧 CT选型原则

1、电流互感器的额定工作电压选取:与线路的额定电压相符合;

2、电流互感器的一次侧额定电流选取:按线路负载运行电流的2~4倍来选择。

3、电流互感器的二次侧额定电流选取:选择5A。

4、精度等级选取:一般选用0.5级的互感器能满足要求,如果用于精确计量,可选用0.2级互感器

5、为了现场安装方便,推荐使用开合式的电流互感器

6、若是新建项目也可以选用闭口式的电流互感器

7、可选变比范围为:150/5 ~ 10000/5。

8、变比的选取技巧:治理侧电流的两倍比5,例如测得需要治理的负载电流为500A,则CT变比选为1000/5

 

 

闭口式剩余电流互感器
料号 型号 过线孔尺寸及线上 规格 价格
180005334 CT517203 46mm,另配190008891或自备连接线 0-160A 58
180005335 CT517403 80mm,另配190008891或自备连接线 0-400A 110
180005336 CT517603 120mm,另配190008891或自备连接线 0-1000A 200
180005337 CT519703 220*50mm,方形,另配190008892或自备连接线 0-630A 400

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Properties

Origin

Origin

Item number

Order number

Frequency

Frequency

Brand

Brand

Description

 
 
HOT SELLING
店家推荐

280.00

1500.00

680.00

660.00

80.00

80.00

2000.00

500.00

 
 

 

CT基础知识及CT接线技巧 CT选型原则

1、电流互感器的额定工作电压选取:与线路的额定电压相符合;

2、电流互感器的一次侧额定电流选取:按线路负载运行电流的2~4倍来选择。

3、电流互感器的二次侧额定电流选取:选择5A。

4、精度等级选取:一般选用0.5级的互感器能满足要求,如果用于精确计量,可选用0.2级互感器

5、为了现场安装方便,推荐使用开合式的电流互感器

6、若是新建项目也可以选用闭口式的电流互感器

7、可选变比范围为:150/5 ~ 10000/5。

8、变比的选取技巧:治理侧电流的两倍比5,例如测得需要治理的负载电流为500A,则CT变比选为1000/5

 

 

闭口式剩余电流互感器
料号 型号 过线孔尺寸及线上 规格 价格
180005334 CT517203 46mm,另配190008891或自备连接线 0-160A 58
180005335 CT517403 80mm,另配190008891或自备连接线 0-400A 110
180005336 CT517603 120mm,另配190008891或自备连接线 0-1000A 200
180005337 CT519703 220*50mm,方形,另配190008892或自备连接线 0-630A 400

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