Proton Power controls

Voltage Scanner MODEL : 2 ALO- 20-323

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  3. Voltage Scanner MODEL : 2 ALO- 20-323

Voltage Scanners Without Display, Manufacturer, Supplier, Exporter, Proton Power Control, Pune, Maharashtra, India

2 ALO- 20-323
2 ALO- 20-323
2 ALO- 20-323
2 ALO- 20-323


  • Mechanical Details :
  • Mounting: Door Mounting.
  • Weight: 470 Gms.
  • Dimension: 96(W) X96(L) X53(D).
  • Required panel cutout mounting: 92(L) mm X 92(W) mm.
  • Connecting Terminals: Terminals are from backward.
  • Electrical Details :
  • Technology : Microcontroller based system.
  • Supply Voltage range : 280-500VAC supply (3-Phase).
  • Contact Type : C/NO.
  • Contact Rating : 10 Amps. 230VAC.
  • Frequency : 50Hz +/- 3%.
  • Auxillary supply : Built-in.
  • Unbalance Trip setting : 60 OFF….50 ON (Phase to Phase voltage).
  • Tolerance : +/- 4Volts (Phase to phase Voltage).
  • Under Voltage Trip Setting : 340 OFF……350 on (Phase to phase Voltage).
  • Tolerance : +/- 4Volts (Phase to phase Voltage).
  • Over Voltage Trip Setting : 3 to 5 Secs.
  • Tolerance : +/- 4Volts (Phase to phase Voltage).
  • Trip Time delay : 3 to 5 Secs.
  • Fault Reset : Auto Reset.
  • Start up delay : 3 min.
  • Operating Range :
  • Operating Temperature : -5 °C to 60°C operating.
  • Operating Humidity : 0.95.
  • Indications (LED)
  • Supply Healthy - Green LED.
  • Voltage High -Red LED.
  • Voltage Low - Red LED.
  • Single phasing or voltage Unbalanced -Red LED.
  • Reverse phase sequence -Red LED.
  • Setting/Button: - Parameter setting external: Not present (Fixed option)
  • N/A


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