137-54-857,Phase monitoring relay, HWUA, Crouzet
Datasheet
| Voltage measurement range, AC | 183...528 V |
| Operating voltage | 208...480 VAC |
| Output contact | 2 change-over (CO) |
| Switching current | 5 A |
| Assembly type | DIN-rail |
| Operating temperature | -20...+50 °C |
| Dimensions W x H x D | 35 x 90 x 69 mm |
| Protection rating | IP 30 |
| Description | Phase sequence, phase failure, asymmetry, under and overvoltage with independent settings |
| Switching hysteresis | 2% of fixed supply voltage |
| Tripping delay | max. 200 ms |
| Start delay | 0.1...10 s |
| Rated output | 2.9 VA |
