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VW3-25 Series Smart Air Circuit Breaker (ACB)

VW3-25 ACB is tailored for photovoltaic (PV), wind power, and energy storage systems. Available in 3P and 4P configurations. Ultra-high breaking capacity up to 75kA at AC800V (Icu up to 85kA across the series). Supports high voltage applications up to AC1500V. Resistant to damp heat, salt spray, and mixed gases. Reliable operation at altitudes up to 5000m. Advanced remote monitoring and control capabilities.

Highlights

  • Designed for PV, wind power and energy storage systems
  • Rated current from 630A to 2500A
  • 75kA @ AC800V maximum breaking capacity
  • Rated working voltage up to AC1500V
  • Resistance to humidity, condensation, temperature changes and salt spray
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Product Information

  • Rated current (In): 630A, 800A, 1000A, 1250A, 1600A, 2000A, 2500A
  • Rated working voltage (Ue): AC400V, AC500V, AC690V, AC800/1140V, AC1500V
  • Number of poles: 3P & 4P options (HU, HV only have 3P)
  • Installation Types: Fixed & drawout type
  • Breaking Capacities: H, HU, HV series
  • Basic Protection Functions: Overload, short-circuit (short delay & instantaneous), ground fault, neutral wire protection
  • Environmental Tolerance: Operating environment temperature -40°C - +70°C
  • IP Rating: IP40
  • Tailored for photovoltaic, wind power and energy storage systems
  • With ultra-high breaking capacity, max meet 75kA at AC800V
  • With excellent resistance to damp heat and anti-condensation
  • Strong ability to adapt to alternating changes in high and low temperatures
  • Strong resistance to salt spray and humid environments

Intelligent manufacturing

Integrated production, testing and engineering capabilities built for consistent quality at scale.

Automated Production

Automated & semi-automated assembly and inspection

Integrated Manufacturing

Stamping · Welding · Injection Molding

Quality & Testing

RoHS · Performance Testing · Process Inspection

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