Description
Features
- Control for connection of moving equipment(site equipment,agricultural equipent,refrigerated trucks).
- Â Control for protection of persons and equipment against the consequences of reverse running.
- Normal/emergency power supply switching.
- Protection against the risk of a driving load(phase failure).
Technical parameters | M460 | M265 |
Function | Monitoring 3-phase voltage | |
Monitoring terminals | L1-L2-L3 | L1-L2-L3-N |
Supply terminals | L1-L2-L3 | L1-L2-L3-N |
Voltage range | 220-230-240-380-400-415-440-460(P-P) | 127-132-138-220-230-240-254-265(P-N) |
Rated supply frequency | 45Hz-65Hz | |
Measuring range | 176V-552V | 101V-318V |
Threshold adjustment voltage | 2%-20% of Unselected | |
Adjustment of asymmetry threshold | 5%-15% | |
Hysteresis | 2% | |
Phase failure value | 70% of Un selected | 70% of Un selected |
Time delay | Adjustable 0.1s-10s,10% | |
Measurement error | ≤1% | |
Run up delay at power up | Adjustable 0.1s-10s,10% | |
Konb setting accuracy | 10% of scale value | |
Supply indication | green LED | |
Output indication | red LED | |
Output | 2×SPDT | |
Current rating | 8A/AC1 | |
Switching voltage | 250VAC/24VDC | |
Min. breaking capacity DC | 500mW | |
Temperature coefficient | 0.05%/℃,at=20℃(0.05%℉,at=68℉) | |
Mechanical life | 1×107 | |
Electrical life(AC1) | 1×105 |