Products
Protection Relays - MELPRO-A Series
Made for reliability, the MELPRO-A Series.
MELPRO-A series is a protective relay for high-voltage power reception and distribution facilities. The high reliability and upgraded functions support design, operation and maintenance of the systems.
Overcurrent Relay MOC-A3
・Including two-phase overcurrent protection in one unit
・2 kinds of instantaneous overcurrent protection (50)
・4 kinds of definite time overcurrent protection (51)
Earth Fault Directional Relay MDG-A3, A4
・Earth (ground) overcurrent protection (50G)
・Wider setting than the existing model
Earth Fault Overcurrent Relay MGR-A3
・Earth (ground) overcurrent protection (50G)
・Wider setting than the existing model
Under Voltage Relay MUV-A3
・Undervoltage protection(27)
・1 phase detection type
・Unnecessary power supply
Over Voltage Relay MOV-A3
・Overvoltage protection(59)
・1 phase detection type
・Unnecessary power supply
Earth Fault Overvoltage Relay MVG-A3, A4
・Earth (ground) overvoltage protection(64/59G)
・Wider setting than the existing model