NTW-3.3 Mains Guard
 

NTW-3.3 Mains Guard

The mains guard NTW-3 monitors the main voltage of the 3 phases L1, L2, L3 and the fourth | neutral wire. In case of disturbance the relay opens after approx. 3 secs and the LED 'Störung' (=disturbance) lights up.


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Technical data

Operating voltage 180 ... 240 V
Power consumption approx. 1 VA
Time delay approx. 3 s
Loss of voltage 180 V
Relay outputs 230 V / 5A / AC
Ambient temperature -20 ... +55 ºC
Dimensions W / H / D: 23 x 75 x 100 mm
Download PDF db Data sheet (german)
  beDescription
Ordering information NTW-3.3: E1882