Minilec Phase Failure Relays S2 VMR2
Overview
- Microcontroller design
- SMD Technology
- Phase Failure, Unbalance
- Phase Sequence, under voltage
- Over Voltage, Auto reset
Fixed Unbalance setting- Fixed UV/OV settings
- 2 CO output relay
- Technical Specification
Supply Voltage
- System48-63 Hz, Selectable by Front Knob
: 100-110-120 / 220-230-240 / 380-415-440V AC -25+20% - AuxillaryBuilt In (from 3 Phase)
Output Contacts
Trip Setting(Volts)
- Phase SequenceYes
- Phase Unbalance10% (Fixed) ± 10%
- Under VoltageFor 380-440V AC
For 220-240V AC,
For 100-120V AC± 20% (Fixed) - Over VoltageFor 380-440V AC
For 220-240V AC For 100-120V AC± 20% (Fixed)
Trip Time Delay
- On Phase Failure
On UV/OV2 - 5 Sec. (Fixed) / RP-Instant
Resetting Mode
Weight
Dimensions (mm)
- Overall (L x W x D)90 x 35 x 60
- Mounting (L x W)35 mm Rail Mounting
Note:
- Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)
- * Available on request.
Connection Diagrams
Timing/ Relay logic Diagram

Electrical Connection Diagram

Applications
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
