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Phase Monitoring Relay
TECHNICAL SPECIFICATION
| Model: RTA PMR | |
| Nominal mains voltage | L-L : 400 V AC : L-N: 230 V AC |
| Minimum required device supply | L2-L3: 220 V AC |
| Monitoring parameters | Over voltage, Under voltage, Phase sequence and Phase loss |
| Operation mode | 3 Phase 4 wire ( L-N ) |
| 3 Phase 3 wire ( L-L ) | |
| Operating value setting range | Under voltage |
| -30% to 0% of nominal | |
| L-L: 280-400 | |
| L-N: 161-230 | |
| Over voltage | |
| 0% to 25% of nominal | |
| L-L: 400-500 | |
| L-N: 230-288 | |
| Phase loss operation | <60% of nominal. |
| For L-L: <240V AC, | |
| L-N: <138V AC | |
| Start up delay | 1/5s selectable by DIP switch |
| OUTPUTS | |
| Relay | 2 SPDT |
| Mounting | DIN rail |
