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Products I Monitoring Relays I OCS D1

  Single phase over current Auto reset,
  Input 1A or 5 A through CT,
  Adjustable over current trip settings,
  Adjustable trip delay,
  1 CO output relay
Supply Voltage
  System : 110-120/220-240/380-440 V Ac±20%,
  Auxillary : 12 V DC/24/30 V Dc±10%

Ext. Input : 1 Amp or 5 Amp (Secondary) CT 250/500 mA

Output Contacts : 1 CO

Trip Setting    
  EF Trip Setting : -
  Under Current : N.A.
  Over Current : 50% -140% (adjustable) of CT sec

Power On Delay : 3.5 secs ± 1.5 sec (fixed)

Trip Time Delay : 1 - 10 secs (adjustable)

Resetting : Auto

Weight : 250 gms.

Dimensions (mm)
  Overall (L x W x D) : 76 x 30.5 x 117.5
  Mounting (L x W) : 68 centre to centre/ 35 mm rail Mounting

Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)
Timing/ Relay logic Diagram

Electrical Connection Diagram


Relay contact position shown in 'Power off' condition
Suitable for following application:
Generator panels / AMF Panels.
Power Distribution Panel.
Induction heater control panels.
Load Monitoring of Conveyor
Air Purification Plant


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