 Ningi Services
M500 Motor Protection Relay
The M500 protection and management controller is one of the most advanced protection controllers on the market today. By utilizing surface mount technology and state of art micro controller, functions can be performed previously not possible. High performance measuring techniques, and digital signal processing ensure very accurate measuring of all current and voltage inputs. A large non-volatile memory and real time clock guarantees tracking of all events with date and time stamp. RS485 Communication offers long distance operation, and access to the M500 internal memory. The compact size of the M500 makes smaller panel design possible.
Features:
- One unit for any size motor / transformer
- Star / Delta starting selectable
- Under / Over / Unbalanced Voltage protection
- Phase loss, phase rotation detection
- Under / Over / Unbalance Current protection
- Earth fault protection
- Pre start warning
- Start up protection
- Auto start, auto stop, auto restart functions
- Data logging with date and time stamp on all events
- Infrared remote start, stop
- Infrared remote parameter adjustments
- Real time clock
- RS485 / RS232 communication
- Three 10A 240Vac single pole normally open contacts
- Two 10A 240Vac single pole change over contacts
- Any combination of functions could be used
- Over voltage / under voltage / phase loss / phase rotation / earth fault and overload protection is offered even when in standby
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