Current Monitoring Relays

Current Monitoring Relays

• 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

Technical Specifications

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

Note: Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)

Applications

Suitable for following application