Рет қаралды 8,675
Protections offered:
Thermal Overload with Warning
Short Circuit
Under Current
Unbalance
Phase Loss
Phase Sequence Reversal
Earth Fault
Prolong Starting, Locked Rotor
Features:
4 Digit LED display
Measurement of RYB, Zero Sequence current and Thermal capacity.
Separate LED’s for indication of Motor operational, Trip & Thermal OL/ pre-alarm status.
Programmable thermal OL time constant right from 1 sec to 40 sec.
2 nos. of C/O output contacts.
1 no. Programmable Binary input for remote operation.
It can be configured for either of these operations:
Inhibit Motor Start
Trip Reset
Instant Tripping
Relay testing facility
Trip data recording
Fault current or cause of last trip is displayed.