Selec 900VPR-2-280/520V Digital Voltage Protection Relay, Self Powered

Measuring Parameter:Under Voltage, Over Voltage, Under Frequency, Over Frequency, Phase Asymmetry, Phase Failure, Phase Sequence

Electrical Connection:3Ø-3W, 3Ø-4W

Display3 Digits Liquid Crystal Display Without Backlight

Time Delay: 0-99.9 sec

Unbalance Voltage: 5 - 99.9%

Under/Over Frequency: 45 - 65 Hz

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), 161 to 300V AC (L-N)