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MCB UL1077 10kA 3P+N 4A B Curve Miniature Circuit Breaker Reliable Circuit Protection by Allen-Bradley
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Alternatively Known As: Miniature Circuit Breaker 4A B Curve, 3P+N MCB, UL1077 Circuit Breaker
Technical Specifications
- Standard: UL1077
- Breaking Capacity: 10kA
- Poles: 3P+N
- Current Rating: 4A
- Trip Curve: B Curve
- 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 breaking capacity of 10kA
- 3 Pole plus Neutral configuration
- 4 Ampere current rating
- B Curve trip characteristic for protection of circuits with low inrush currents
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 by reliable circuit protection
- Supports energy efficiency by minimizing electrical faults and downtime
Warranty Information
1 year manufacturer warranty against defects.
Available Now
The Allen-Bradley MCB UL1077 10kA 3P+N 4A B Curve is available for immediate purchase, ideal for protecting electrical circuits in industrial, commercial, and residential settings.
