● Charging Piles

● Charging Stations

● Photovoltaic

The NDZ3X-50~300 series of High-performance DC contactors apply to the DC system with the working voltage of DC1000V and working current of 50~300A.


  • Rated Current: 50A, 100A, 150A, 200A, 250A, 300A
  • Rated Voltage: 450/500/750/1000VDC
  • Rated Insulation Voltage: 1000V
  • Number of Poles: Single Pole
  • Type of Circuit: DC
  • Coil Voltage: 12/24/48VDC, 9~36VDC
  • Maximum Breaking Current:

DC320V 1000A once for NDZ3X-50/50B/100/100B

DC320V 2000A once for NDZ3X-150/150J/200/250/300

  • Short-circuit Withstand Current: 750A 30ms for NDZ3X-50/50B

                            1500A 30ms for NDZ3X-100/100B

                            2250A 30ms for NDZ3X-150/150J

                            3000A 30ms for NDZ3X-200

                            3750A 30ms for NDZ3X-250/300

  • Insulation Resistance: ≥100MΩ,DC500V
  • Withstand Voltage: AC2500V 60s for NDZ3X-50/50B/100/100B

                 AC3500V 60s for NDZ3X-150/150J/200/250/300

  • Retention Power Consumption (20℃, rated voltage control):

≤6.0W for NDZ3X-50/50B/100/100B/150

≤3.6 W for NDZ3X-150J/200/250/300

  • Pull-in/discharge time (rated voltage):

≤35ms/15ms for NDZ3X-50/50B/100/100B/150

≤35ms/20ms for NDZ3X-150J/200/250/300

  • Mechanical Life: 1000000 times, frequency 1200 times/h
  • Electrical Life (Forward):

DC750V: 4000 times for NDZ3X-50/50B

2000 times for NDZ3X-100/100B/150/150J/200/250

1500 times for NDZ3X-300

DC1000V: 2000 times for NDZ3X-50/50B

            10 times for NDZ3X-100/100B/150

          1000 times for NDZ3X-150J

           800 times for NDZ3X-200

500 times for NDZ3X-250

100 times for NDZ3X-300

Normal Working conditions:

  • Operating Temperature:-40℃~+85℃
  • Operating Humidity:5%~95%
  • Pollution degree: 3
  • Installation Direction: Vertical Installation, horizontal installation
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