Features: 1) (L?W?H) Outline Dimensions: NVF4-1: 26.5 ? 26.5 ? 24.5mm NVF4-2: 26.5 ? 26.5 ? 24.5(+16)mm Specifications: 1) Contact Arrangement: (China ) 1H 1D 1Z (International) 1A 1B 1C 2) Contact Rating: 30A 14VDC 40A 14VDC 3) Contact Resistance or Voltage drop: ≤100mΩ 4) Max. Switching Power: 630W 5) Max. Switching Voltage: 75VDC 6) Max. Switching Current: 40A 7) Mechanical Operation life:1 ? 107 8) Electrical Operation life:1 ? 105 9) Coil resistance:1.6W 1.9W 10) Coil Rated Voltage: 6,12,24Vdc 11) Pickup voltage VDC(max): 70% rated voltage 12) Release voltageVDC(min): 10% rated voltage Characteristics 1) Operate Time: ≤10ms 2) release time: ≤5ms 3) VDC(max) Coil Maximan VoltageVDC: 130% rated voltage 4) Insulation Resistance: 100MΩ (at 500V) 5) Dielectric Strength: (Between contacts)50Hz, 500V (Between contact and coil) 50Hz, 750V 6) Shock Resistance: 15G 11ms 7) Vibration resistance: 10 ~ 40Hz double amplitude 1.5mm 8) Ambient Temperature: -40 ~ 85°C 9) Relative Humidity: 85% (at 45°C) 10) Cross Reference: MATSUSHITA : CB SIEMENS : VF4