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Acrel ASJ series residual current action relay can be combined with low voltage circuit breaker or low voltage contactor to form a combined residual current protection device. It is mainly used for TT and TN system distribution lines with AC 50Hz and rated voltage of 400V and below.
Characteristic |
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Communication |
Property |
Auxiliary Power |
RS485 (Modbus-RTU) |
AC |
AC110V, AC220V |
Type | Function |
ASJ20-LD1C | AC type residual current |
Over current alarm | |
Rated residual operated current can be set | |
Limited non-driving time can be set | |
2 relays output(1 NC contact, 1 normal changeover contact) | |
With local/remote "test" and "reset" functions | |
ASJ20-LD1A | A type residual current measurement |
Current percentage light bar indication(30%, 50%, 70%, TRIP) | |
Rated residual operated current can be set | |
Limited non-driving time can be set | |
2 relays output(1 NO contact, 1 normal changeover contact) | |
With local/remote/automatic "test" and "reset" functions | |
ASJ10-LD1C | AC type residual current |
Over current alarm | |
Rated residual operated current can be set | |
Limited non-driving time can be set | |
2 relays output(1 NC contact, 1 normal changeover contact) | |
With local/remote "test" and "reset" functions | |
ASJ10-LD1A | A type residual current measurement |
Current percentage light bar indication(30%, 50%, 70%, TRIP) | |
Rated residual operated current can be set | |
Limited non-driving time can be set | |
2 relays output(1 NO contact, 1 normal changeover contact) | |
With local/remote/automatic "test" and "reset" functions |
50Hz±5Hz
(permissible error ±10%)
DIN rail 35mm