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ST / ST-D Phase & Temperature Relays

ST / ST-D Phase & Temperature Relays-ST / ST-D Phase & Temperature Relays

Sipariş No : ST / ST-D Phase & Temperature Relays

Suitable for motors with built-in PTC sensors in applications such as elevators, cranes, hoists and similar installations.

ST / ST-D Phase & Temperature Relays


Suitable for motors with built-in PTC sensors in applications such as elevators, cranes, hoists and similar installations. ST-D Model: 2 output relays, one for phase imbalance, phase loss and phase sequence and the other for overtemperature.
 
Model Code Dimensions Nominal Voltage
ST2 12001 22,5 mm 3 x 230
ST4 12012 22,5 mm 3 x 400
ST2-D 12002 22,5 mm 3 x 230
ST4-D 12013 22,5 mm 3 x 400
Protection against phase imbalance, phase loss, phase sequence and overtemperature.
  • To protect three phase devices.
  • Monitoring of short circuit and broken wire in PTC circuit.
  • Self-powered by voltage to be monitored.
  • Visual indication of tripping cause.
  • DIN rail mounting.
Protection Functions
  • Phase imbalanace or phase loss
  • Overtemperature
  • Phase sequence
  • Thermistor short-circuit

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