Model
Voltage Sensing Phase Failure Relays
Voltage Sensing Phase Sequence Relay
Voltage Sensing Phase Failure Relays with Under and Over Voltage
Voltage Scanner
Phase Failure Relays
Phase Failure Relays
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.
FEATURES
- Fixed/adjustable unbalance settings
- Fixed/adjustable under voltage/over-voltage settings
- Fixed/adjustable trip delays
- Built-in or external power 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 232/485) Port (for F3 VSR4 model)
- Use of SMD Technology
- User-friendly LED indications
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
