Features: 1. Protection functions: phase failure, phase reverse, phase sequence protection. 2. Can be used to provide relay protection for various three-phase equipment such as motors, compressor, pump, fan, blower and so on. 3. High quality flame-retardant PV housing, waterproof and dustproof. 4. 8 pins with good contact performance, ensure stable working. 5. Small volume, DIN rail mounting. Specification: Model: APR-4 Working voltage: 220VAC, 380VAC (Optional) Rated current: 5A Contact load: 5A 250VAC Contact type: 1NO + 1NC Mounting method: DIN rail Operating temperature: ~40 Dimensions: 50*40*57mm / 1.97*1.57*2.24in Package weight: Approx. 156g/5.5oz Package list: 1 * Phase Sequence Relay 1Protection functions: phase failure, phase reverse, phase sequence protection. 2Can be used to provide relay protection for various three-phase equipment such as motors, compressor, pump, fan, blower and so on. 3High quality flame-retardant PV housing, waterproof and dustproof. 48 pins with good contact performance, ensure stable working 5Small volume, DIN rail mounting.