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BK63H - Miniature Circuit Breaker 63A 240V

United Fuses
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BK63H is a high-performance miniature circuit breaker designed for overcurrent and short-circuit protection in industrial electrical systems. It operates at a rated voltage of 240V AC and supports a current rating of up to 63A, ensuring reliable interruption of fault currents. The unit features a compact, modular construction with a weight of 5.19 lb, incorporating a thermal-magnetic trip mechanism for precise overload and short-circuit response. It complies with IEC 60898 and UL 1077 standards, making it suitable for use in distribution panels, motor control centers, and machinery control circuits.

Key Features & Specifications
  • Type: Miniature circuit breaker, thermal-magnetic operation
  • Voltage Rating: 240V AC
  • Current Rating: 63A maximum
  • Dimensions: Compact modular design
  • Standards: IEC 60898, UL 1077
  • Applications: Distribution panels, motor control centers, machinery control circuits
  • Weight: 5.19 lb
  • Trip Type: Thermal-magnetic
  • Breaker Type: Miniature circuit breaker
  • Poles: 1-pole
  • Connection: Screw terminals
  • Frequency Rating: 50/60 Hz
  • Phase: Single-phase
  • AIC Rating: 10 kA
  • Frame Size: 63A frame
  • Protection: Overcurrent and short-circuit
  • Functions: Overload and short-circuit protection
  • Installation Type: DIN rail mount
  • Terminal Connection: Screw-type
  • Certification: CE, UL
  • Operating Temperature Maximum Celsius: 40°C
  • Enclosure: IP20
  • Mounting: DIN rail
  • Wire Size: 1-25 mm²
  • Nema Rating: Not applicable
  • Switch Type: Toggle
  • Configuration: Single-pole
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: -25°C to 40°C
  • Shipping Dimensions: 3.5 x 2.5 x 1.5 in
  • Phase Connection: Single-phase
  • Compatible Frames: 63A frame
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: 63A
  • Current Rating: 63A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available