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MCB UL1077 10kA 3P+N 50A B Curve Miniature Circuit Breaker Overload & Short Circuit Protection by Allen-Bradley

SKU: 1492SPM3B500N
$497.20 List price: $619.60
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The MCB UL1077 10kA 3P+N 50A B Curve is a reliable miniature circuit breaker designed for industrial, commercial, and residential applications. With a rated current of 50A and a breaking capacity of 10kA, it provides essential protection against overloads and short circuits. Certified to UL1077 standards, this MCB ensures safety and compliance, making it an ideal choice for electrical panels and distribution systems.

Alternatively Known As: Miniature Circuit Breaker 50A B Curve, 3P+N MCB, UL1077 Circuit Breaker

Technical Specifications
  • Rated Current: 50 Amperes
  • Poles: 3 Pole + Neutral
  • Trip Curve: B Curve
  • Breaking Capacity: 10kA
  • Standard: UL1077
  • Dimensions (H x L x W): 85mm x 60mm x 70mm
  • Weight: 0.3 kg
Key Features
  • Miniature Circuit Breaker (MCB) with UL1077 certification
  • Rated current: 50A
  • Trip curve: B Curve for protection against overloads and short circuits
  • 3 Pole + Neutral configuration
  • Breaking capacity: 10kA
Professional Installation Requirements
  • Installation must be performed by a licensed electrician to ensure compliance with electrical safety standards.
Applications
  • Industrial electrical panels
  • Commercial electrical distribution
  • Residential circuit protection
Standards & Compliance
  • AS/NZS 3000 – Wiring Rules (Electrical Installation)
Environmental Benefits
  • Helps prevent electrical fires and equipment damage, reducing waste and environmental hazards.
Warranty Information

1 year warranty against manufacturing defects.

Available Now

The Allen-Bradley MCB UL1077 10kA 3P+N 50A B Curve is available for immediate purchase, ideal for protecting electrical circuits in industrial, commercial, and residential applications.