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Residual current operated relay

ASJ



● The measurement of A & AC-type residual current;

● Indicator of current off-limit alarm;

● The setting of rated residual action current;

● The setting of non-driving time of limitation;

● Two-pair relay output;

● Possessing the function of on-the-spot and long-distance testing and resetting


Description

Application

● Subway; ● Large gymnasium; ● Power plant; ● Petrochemical industry; ● Pharmaceutical industry; ● Mining industry; ● Photovoltaic new energy



Structure


Collect switch signals by PLC, and upload to monitoring system

RS485 connection



Main Functions

AC contactor or circuit breaker, earth fault protection and fire protection.

Adjustable range: 0.03A to 30A.

Adjustable range: 0 to 10s.

2DO (warning and alarm

Manual, auto and remote reset


Accessories: AKH-0.66/L series residual current transformer


Product Selection

Product Name
Product Image
Functions
ASJ10-LD1C Residual Current Relay

● Monitoring of Type AC leakage current
● Warning at 50% I△n and alarm at I△n
● Adjustment of I∆n from 0.03 to 0.5 A
● Adjustment of time delay 0.1 to 0.5s
● One warning relay, one alarm relay
● Local and remote “TEST”, “RESET”.





ASJ10-LD1A Residual Current Relay

● True RMS Measurements
● THD with 2-31st Harmonics
● Max/Min Log with Timestamp
● Internal Optional 4DI&2DO or 2DI&2DO&2AO
● Standard one Energy Pulse Output


ASJ10-LD1A Residual Current Relay

● The measurement of A-type after-current
● The streamer display of current percentage
● The setting of rated residual action current
● The setting of non-driving time of limitation
● Two-pair relay output
● Possessing the function of on-the-spot and long-distance testing and resetting

ASJ20-LD1C Residual Current Relay

● Monitoring of Type AC leakage current;
● Warning at 50% I△n and alarm at I△n;
● Adjustment of I∆n from 0.03 to 0.5 A;
● Adjustment of time delay 0.1 to 0.5s;
● One warning relay, one alarm relay;
● Local and remote “TEST”, “RESET”.









ASJ20-LD1A Residual Current Relay

● The measurement of A-type residual current;
● The streamer display of current percentage;
● The setting of rated residual action current;
● The setting of non-driving time of limitation;
● Two-pair relay output;
● Possessing the function of on-the-spot and long-distance testing and resetting.




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