Type SN-DPA51
Phase Failure Relay 3-phase sequence,phase loss and voltage unbalance monitoring
3-phase monitoring relay for phase sequence and phase loss
Detects when all phases are present and have the correct sequenc
Measures its own power supply
Power supply range:200 to 690 VAC(±15%)
Output: 5A SPDT relay normally energized
For mounting on DIN-rail in accordance with DIN/EN 50 022
17.5 mm DIN-rail housing (DIN 43880)
LED indication for relay and power supply ON
N-Line auto protection function.
Rated Voltage Specifications:
200 to 480VAC±15%(Ph-Ph) Type: SN-DPA51CM44 / SN-DPA51CM44H
500 to 690VAC±15%(Ph-Ph) Type: SN-DPA51CM69
115 to 277VAC±15%(Ph-N) Type:SN- DPA51AM44N
288 to 398VAC±15%(Ph-N) Type: SN-DPA51AM69N
| Type FUNCTION | SN-DPA51CM44 | SN-DPA51CM69 | SN-DPA51AM44N | SN-DPA51AM69N | SN-DPA51CM44H |
| Voltage | 170 to 550VAC | 500 to 795VAC | 100 to 318VAC | 290 to 450VAC | 170 to 550VAC |
| Measuring range | (Ph-Ph) | (Ph-Ph) | (Ph-N) | (Ph-N) | (Ph-Ph) |
| Output | 1SPDT | 1SPDT | 1SPNO | 1SPNO | 1SPDT |
| Phase sequence | |||||
| Phase loss | |||||
| Voltage unbalance | |||||
| N-Line protection | |||||
| Specifications: |
| SN-DPA51CM44(H) | SN-DPA51CM69 | SN-DPA51AM44N | SN-DPA51AM69N | |
| Input(Ph-Ph) | 170 to 550 VAC | 500 to 795 VAC | 170 to 550 VAC | 500 to 795 VAC |
| Input(Ph-N) | — | — | 100 to 318 VAC | 288 to 460 VAC |
| Operational power (ph-ph) | 13 VA@400V 50Hz | 15VA@660V 50Hz | — | — |
| Voltage proof (ph-ph) | 3600Vdc(2S) | 6000Vdc(2S) | — | — |
| Operational power (ph-N) | — | 6VA@230V 50Hz | 9VA@380V 50Hz | |
| Voltage proof (ph-N) | — | — | 1800Vdc(2S) | 3400Vdc(2S) |
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