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Insulation monitoring relay
BD 5877/241
- Article number: 0051266
- Type: BD5877.01/241 AC400V 200K...2MOhm
Monitors the insulation of motors including connection wires during standby. E.g. for submerged... more
Product description
Monitors the insulation of motors including connection wires during standby. E.g. for submerged pumps or smoke exhaust fans according to the French standard NFS 61.937 page 13 Add.A. The motor is monitored in disconnected state.
Technical specifications
| Width: | 45 mm |
| Response value: | 200 - 2000 kΩ |
| IMD type: | AC |
| Nominal voltage IT system: | AC 0 - 400 V |
| Auxiliary voltage: | AC |
| Response value type: | Adjustable |
| Enclosure design: | Switch cabinet |
| Type: | BD 5877/241 |
Features
- According to IEC/EN 61 557
- Setting range 200 kΩ to 2 MΩ
- LED indicators
- Output: 1 NO contact
- De-energized on trip
- Test button for function check
- Reset button
- Input for voltage detection
- Manual reset available by bridge
- Width 45 mm