Voltage protection relay loss protection

3Ø- Voltage Protection Relay, Neutral Loss Protection

Product: 900VPR-2-280/600V-CE
  • 3 phase RMS voltage protection relay
  • Monitors: Over / Under Voltage, Over / Under Frequency, Phase (Asymmetry, Failure, Sequence)
  • Accuracy ± 1% of Voltage, ± 0.3Hz
  • Measuring range : 160 to 600V depending on Network selection
  • Supply range: 280 to 600V AC
  • UL certified

Brief Specifications

Measuring Parameter Under Voltage, Over Voltage, Under Frequency, Over Frequency, Phase Asymmetry, Phase Failure, Phase Sequence
Electrical Connection 3Ø-3W, 3Ø-4W
Display 3 digits Liquid Crystal Display without backlight


Time Ranges
Trip Time Delay : 0-99.9 sec,
Power ON Delay : 2-99.9 sec,
Delay ON Release : 0-99.9sec,
Response Time : < 200ms
Accuracy Trip Voltage: ±1% of Set Value
Output Contact 2 x 1C/O (SPDT)
Output Rating NC: 3A@250V AC, NO: 5A@250V AC (Res)
Operating Voltage 280 to 520V AC (L-L),
160 to 300V AC (L-N)
Size 35mm
Mounting Type DIN Rail Mount
Certification CE & UL

Product Variants

Product Code Certification
900VPR-2-280/600V-CE CE, RoHS
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