It is a Overload Protection Relay with Single Phasing Preventors. It offers protection against overloading, underloading apart from protection against Phase Failure, Phase Unbalance & Phase Sequence Faults. It is best suitable for protection of individual 3 phase LV Motor rated upto 80 Amp. with Manual start. It eliminate conventional bimetal (thermal) overload relay with superior protection level. It is used for motors with Current Sensor CTS. It is recommended for effective Motor Protections in Machine Tools, Compressors & Pumps
MPR D2超載保護繼電器 · IDMT Current Sensing Electronic Overload Protection. · Protects against Overload, Phase Loss, Reverse Phase Sequence. · Selectable IDMT curves 2 or 5 sec. · Operates on separate AC Auxiliary Supply. · Separate Trip Indications. · Suitable with Minilec External current sensors & 5A CTs. · Manual / Remote / Auto Reset. · DIN Rail mounted enclosure