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WST-VR1
Winston
■ Compact Design
■ Testing three phase power supply, protecting motors and other loads
■ testing phase stagger, phase loss, under-voltage, over-voltage, voltage unbalance
■ No additional auxiliary power supply is required
■ Over-voltage and under-voltage can be adjusted independently
■ Adjustable action time
■ Trip Indication LED
■ High accuracy , low power consumption
■ Ambient Insensitive
■ Automatic Reset and Adjustable Reset Timer
1. Phase stagger
| Model | WST-VR1 |
| Monitoring circuit | L1,L2,L3 |
| Control Voltage | 220-440VAC 50/60Hz |
| Function | phase stagger, phase loss, under-voltage, over-voltage, voltage unbalance |
| Over-voltage range | 420-480VAC |
| Under-voltage range | 300-430VAC |
| Operating Indication | 5-LED |
| Output Relay Mode | 2-SPDT(2NC+2NO) |
| Output Relay Rating | 6A / 250VAC Resistive |
| Mounting | 35mm DIN-Rail/Panel |
■ Compact Design
■ Testing three phase power supply, protecting motors and other loads
■ testing phase stagger, phase loss, under-voltage, over-voltage, voltage unbalance
■ No additional auxiliary power supply is required
■ Over-voltage and under-voltage can be adjusted independently
■ Adjustable action time
■ Trip Indication LED
■ High accuracy , low power consumption
■ Ambient Insensitive
■ Automatic Reset and Adjustable Reset Timer
1. Phase stagger
| Model | WST-VR1 |
| Monitoring circuit | L1,L2,L3 |
| Control Voltage | 220-440VAC 50/60Hz |
| Function | phase stagger, phase loss, under-voltage, over-voltage, voltage unbalance |
| Over-voltage range | 420-480VAC |
| Under-voltage range | 300-430VAC |
| Operating Indication | 5-LED |
| Output Relay Mode | 2-SPDT(2NC+2NO) |
| Output Relay Rating | 6A / 250VAC Resistive |
| Mounting | 35mm DIN-Rail/Panel |
