3Ø-Voltage Protection Relay, Auxillary Supply
3Ø-Voltage Protection Relay, Auxillary Supply
Product: 900VPR-BL-U
- 3 phase RMS voltage protection relay
- Monitors: Over / Under Voltage, Over / Under Frequency, Phase asymmetry, Phase failure, Phase sequence & Neutral loss
- Accuracy: ± 1% of Voltage, ± 0.3Hz
- Measuring range : 160 to 520V depending on Network selection
- Supply Voltage : 85 to 270V AC/DC
- CE and RoHS Certified
Brief Specifications
| Measuring Parameter | Under Voltage, Over Voltage, Under Frequency, Over Frequency, Phase Asymmetry, Phase Failure, Neutral Loss, Phase Sequence |
| Electrical Connection | 3Ø-3W, 3Ø-4W |
| Display | 3 Digits Liquid Crystal Display With Backlight |
Trip Setting | Under / Over Voltage: 85 to 500V AC L-L (for 3Ø-3W), 50 to 288V AC L-N (for 3Ø-4W), Under/Over Frequency: 45-65 Hz, Voltage Asymmetry: 5.0-30.0% |
Time Ranges | Trip Time Delay: 0-300sec, Power ON Delay: 0.5-300sec, Recovery Time Delay: 0-300sec (In Auto Reset mode), Response Time: <120ms |
Accuracy | Trip Voltage: ±1% ±2 digits, Frequency: ±0.5% ±1 digit, Time Setting Accuracy: ±5% of setting ±120ms |
| Output Contact | 2 x 1 C/O (SPDT) |
| Output Rating | NC: 3A@250V AC, NO: 5A@250V AC (Res) |
| Operating Voltage | 50 to 288V AC (L-N), 85 to 500V AC (L-L) |
| Size | 35mm |
| Mounting Type | DIN Rail Mount |
| Certification | CE |