1Ø and 3Ø analog Motor protection relay
1Ø and 3Ø analog Motor protection relay
Product: MPR-3M
- Monitors: Phase loss, Phase unbalance, Phase sequence, Overload trip current, Under / Over current
- Suitable for 1Ø or 3Ø motors.
- Accuracy: 5% of set value.
- 2 C/O (DPDT) output relay.
- Auto / Remote test available.
- Aux supply : 230V AC ± 15%. Or 415V AC ±15%
Brief Specifications
| Measuring Parameter | Overload Current, Phase Asymmetry, Phase Failure & Phase Sequence, Under Current |
| Electrical Connection | 3Ø-3W |
| Display | 3 LED Indication |
Trip Setting | Phase Unbalance: 50% of Motor Current (Fixed), T(sec) Setting: 2 , 4, 6 , 8 ,10 Sec Trip Time Curve in Overload Trip Curve Graph, Under Current: 50% of Motor Current, X Imax: To Select Motor Current Rating |
Time Ranges | Single Phase Trip: 5sec, Phase Unbalace: 5sec, Phase Sequence: 5sec, Overload Trip: As Per (IDMT Curve) , Under Current Trip: 5 Sec |
| CT Setting | 10A, 40A, 80A |
| Accuracy | Trip: ±5% of Set Value, Time: ±5% of Setting ±100ms |
| Output Contact | 2 C/O (DPDT ) |
| Output Rating | NC: 5A @ 240V AC , NO: 5A @ 240V AC |
| Supply Voltage | 230V AC ±15% ,415V AC (±15%) |
| Size | 52.5mm |
| Mounting Type | DIN Rail Mount |
Product Variants
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