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NW20H1

The Schneider Electric NW20H1 is an air circuit breaker (ACB) from the Masterpact NW series . It is designed for high-performance protection and control of electrical power distribution systems in industrial, commercial, and infrastructure applications.

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Technical Parameters (Specifications) Parameter Value Manufacturer Schneider Electric Series Masterpact NW Product Type Air Circuit Breaker (ACB) Frame Size / Circuit Breaker Name NW20H1 / Masterpact NW20H1 Rated Current [In] 2000 A at 40 °C Number of Poles 3P or 4P (depending on configuration) Performance / Breaking Capacity Type H1 (65 kA at 440 V AC) Mounting Mode Fixed or Drawout (depending on configuration) Control Unit Without control unit (requires separate Micrologic trip unit) [Ue] Rated Operational Voltage 690 V AC 50/60 Hz [Ui] Rated Insulation Voltage 1000 V AC 50/60 Hz conforming to IEC 60947-2 [Uimp] Rated Impulse Withstand Voltage 12 kV Selectivity Category Category B Suitability for Isolation Yes, conforming to EN/IEC 60947-2 Standards EN/IEC 60947-1, EN/IEC 60947-2, UL 1066, NEMA SG3