Phase Failure Relays

$109
Availability:Available
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Phase Failure Relays
$109

General Specifications

FEATURES
Fixed/adjustable unbalance settings
Fixed/adjustable under voltage/over-voltage settings
Fixed/adjustable trip delays
Built-in or Separate Auxiliary supply
Resetting Auto / Manual / Remote
Output contacts : 1 CO or 2 CO
Choice of enclosures (DIN-Rail,  Flush, Plug-in)
Models with Micro-Controller based design
2 Line Alpha-Numeric LCD display (For F3 VSR4 model)
Serial Communication (RS 485) Port (for F3 VSR5 model)
Use of SMD Technology
User-friendly LED indications

Physical Specifications

Functional Specifications

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Description

These relays are suitable for monitoring incoming 3-phase supply from Mains (Electricity distribution line). Being independent of load, they can be used for any HP/KW rating of load. These relays are suitable for monitoring incoming 3-phase supply from Mains (Electricity distribution line). Being independent of load, they can be used for any HP/KW rating of load.

PROTECTIONS / FUNCTIONS

Phase Failure [Phase Loss/Single Phasing]
Phase sequence reversal
Voltage Unbalance
Under Voltage
Over Voltage
Dry Run

ORDERING INSTRUCTIONS

Product Family Name
Model Name
System Supply Voltage & Frequency
Aux. Supply / Control Supply Voltage


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