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Products I Phase Failure Relays I D1 VMR1



D1 VMR1
  Phase Failure, Unbalance,
  Phase sequence, Under & Over voltage,
  Auto Reset,
  Fixed unbalance setting,
  Adjustable UV/OV settings,
  Fixed trip delay,
  2 CO output relay
Supply Voltage    
  System : 100-120/220-240/380-440 VAC±20%, 3Ph-3Wire
  Auxillary : Built In

Output Contacts : 2 CO

Trip Setting (Volts)    
  Phase Sequence : Yes 
  Phase Unbalance : 10% fixed

  Under
Voltage
For 380-440V AC
For 220-240V AC
For 100-120V AC
:
:
:
285-425V AC [Variable]
165-225V AC [Variable]
75-115V AC [Variable]
  Over
Voltage
For 380-440V AC
For 220-240V AC
For 100-120V AC
:
:
:
400-520V AC [Variable]
230-290V AC [Variable]
105-140V AC [Variable]

Trip Time Delay
  On Phase Failure : 3.5 secs ± 1.5 sec.
  On UV/OV : 3.5 secs ± 1.5 sec.

Resetting Mode : Auto

Weight : 430 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)
* CE marked products available on request.
Timing/ Relay logic Diagram

Electrical Connection Diagram

D1 VMR1 D1 VMR1
   
Relay contact position shown in 'Power off' condition
Suitable for monitoring 3 Ph. System supply from MAINS & used by motor load -
AC & R Chiller compressor motors.
AHU Fan /Pump Motors
Machinery using multiple small motors.
MAIN powers supply distribution panel board.
DG Set application
UPS
Submersible Pumps
Hoist & Crane
 
 
 
 



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