Schneider REL21301 Micom And — now discontinued, supplied from remaining surplus and broker stock.
| Parameter | Value |
|---|---|
| Width | 103 mm |
| Height | Total: 177 mm Embedded: 157.5 mm |
| Depth | Total : 270 mm Embedded : 240 mm |
| Parameter | Value |
|---|---|
| Device mounting | Flush |
| Protection type | ANSI 50/51 : overcurrent ANSI 79 : recloser Cold load pick-up ANSI 50G/51G : earth fault ANSI 86 : lockout ANSI 49RMS : thermal overload protection ANSI 37 : phase undercurrent ANSI 46 : negative sequence overcurrent ANSI 62/50BF : breaker failure ANSI 64 : restricted earth fault |
| I/O channels | 4 current input CT...X/5 A and X/1 A 5 discrete |
| Discrete input voltage | 24...250 V DC 19.2 V standard variant 48...250 V AC 19.2 V standard variant 48...250 V DC 105 V further option 48...250 V DC 77 V further option 48...250 V DC 154 V further option 48...240 V AC 105 V further option 48...240 V AC 77 V further option 48...240 V AC 154 V further option |
| Switchgear diagnosis type | Trip circuit supervision ANSI code: TCS |
| Supply voltage | 24...250 V DC 19.2...300 V 48...250 V DC 38.4...300 V 48...240 V AC 38.4...264 V |
| Communication port support | RS485 RS232 |
| Communication port protocol | Modbus RTU IEC 60870-5-103 DNP3 |
| Control and monitoring type | Circuit breaker/contactor control |
| Network and machine diagnosis type | Fault recording Event recording Disturbance recording15 s |
The REL21301 is a Schneider MiCOM P123 autoreclose relay rated for 1 A current, with 4 current inputs (CT X/5 A and X/1 A) and 5 discrete inputs, plus 9 discrete outputs. It supports Modbus RTU, IEC 60870-5-103, and DNP3 protocols, and is flush-mounted with a 250 V DC supply.
Schneider lists the REL21301 as discontinued.
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