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Moulded Case Circuit Breaker 400A Frame 3P 250A 36kA Basic Electronic NHP
NHP Moulded Case Circuit Breaker 3P 250A features 36kA breaking capacity, 690V rated. Suited to main switchboards and sub-mains.
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Technical Specifications
- Rated Current: 250 A
- Number of Poles: 3
- Max Rated Operation Voltage: 690 V
- Rated Ultimate Short Circuit Breaking Capacity: 36 kA
- Rated Service Short Circuit Breaking Capacity: 36 kA
- Type of Protection Trip Unit: Electronic release
- Trip Curve: LSI
- Frame Size Rating: 400 A
- Long Time Overload Protection Adjustment Range: 92-250 A
- Instantaneous Protection Adjustment Range: 750-3000 A
- Rated Frequency: 50-60 Hz
- Rated Insulation Voltage: 800 V
- Short Time Withstand Current: 5 kA
- Rated Impulse Withstand Voltage: 8 kV
- Power Loss per Pole: 11.1 W
- Mechanical Life: 15000 cycles
- Max Vibration Acceleration: 19 m/s²
- Cable Cross Section Range: 35-400 mm²
- Pollution Degree: 3
- Rated Surrounding Temperature: 50 °C
- Maximum Operating Temperature: 70 °C
- Dimensions (H x L x W): 260mm x 145mm x 140mm
- Weight: 4.3 kg
Key Features
- Electronic release for precise protection.
- 36 kA short circuit breaking capacity.
- Adjustable overload and short circuit protection.
Professional Installation Requirements
- Professional installation by a qualified electrician is recommended for optimal safety.
Applications
- Industrial: Power distribution in manufacturing facilities
- Commercial: Electrical installations in commercial buildings
- General: Protection of electrical circuits in various applications
Standards & Compliance
- Complies with AS/NZS IEC 60947.2 for safety and performance standards.
Environmental Benefits
- Designed for energy efficiency, reducing power loss during operation.
Warranty Information
2 years warranty against manufacturing defects.
Available Now
The Terasaki TemBreak PRO MCCB 400 Frame 36kA 3P 250A Basic Electronic is available now for immediate purchase. Ideal for industrial and commercial electrical installations.
