Compact Motor Protection Relay

MM10 Relay is a microprocessor based Motor Protection Relay with 4 digits LED Display

• Thermal Overload with Warning
• Short Circuit
• Under Current
• Unbalance
• Phase Loss
• Phase Sequence Reversal
• Earth Fault
• Prolong Starting, Locked Rotor 
  

• 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.