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Surge Arrester Rated (MOA Rated 20kV)

Surge Arrester Rated (MOA Rated 20kV)

Description:                                                                                                                       Detailed Specification Download   

  • Fully screened and insulated
  • Protecting electrical components against over-voltage and transients
  • The surge arrester’s active part is made of metal oxide
  • The connected braid manages short circuit currents
  • In compliance with IEC 60099.4-2006, JB/T 8952
  • 100% factory tested

Technical Data

Item YH5WZ-26/66 YH5WZ-32/85 YH5WX-34/90
System Nominal Voltage(kV)
20 20 20
Rated Voltage
26 32 34
Continuous Operation Voltage (kV)
20.8 25.3 27.2
DC(1mA) Reference Voltage (kV)
≥37 ≥47 ≥50
Steep Current Impulse Residual Voltage (kV)
≤76 ≤95 ≤104
Lightning Impulse Residual Voltage(kV)
≤ 66 ≤ 85 ≤ 90
Switching Impulse Residual Voltage(kV)
≤56 ≤75 ≤80
Long Duration Current Impulse withstand(A)
150 150 150
High Current Impulse Withstand (kA)
65 65 65

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