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Phone number:0086-0577-61731588
Fax:0086-0577-61731588
Cell phone:+86 18072180777
Wechat:+86 18072180777
Website:www.china-relay.com
Zhiguang Industrial Zone, Liu Town, Yueqing, Zhejiang, China
Rating: 100, 173 (50Hz)
Voltage setting range of negative sequence action line (V): 6~12, 10~20.8
Return coefficient: ≧ 0.8
Application Range
DY-4 type negative sequence voltage relay (hereinafter referred to as the relay) is used in the relay protection lines of generators and transformers as a voltage blocking element. It does not reflect the negative sequence component of the line voltage when the fault occurs.
Main technical parameters
Rated voltage: line voltage 100V,173V,50Hz.
Setting range: 6-12V,10.4-20.8V.
Return coefficient: not less than 0.8.
Power consumption: no more than 20VA.
|
The symbol of a component on a wiring diagram |
Name of the element |
Data |
|
RA |
The resistor |
1380Ω |
|
RC |
The resistor |
920Ω |
|
XA |
Capacitor |
4UF 400V |
|
XC |
Capacitor |
2UF 400V |
|
J |
Actuators |
Each coil W=3000 coils 0.18-QQ enameled wire |
Internal wiring
Dimensions and opening dimensions
A22K shell outline drawing, A22K mounting opening drawing
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