Description
The Schneider Electric C40V36E400 (ComPacT NSX400HB1) is a high-performance molded case circuit breaker designed for industrial and commercial power distribution systems. This 3-pole, 400A breaker features the advanced MicroLogic 6.3 E electronic trip unit, providing comprehensive protection with Long-time, Short-time, Instantaneous, and Ground-fault (LSIG) settings. With a breaking capacity of 85 kA at 500V and 75 kA at 690V, it ensures reliable operation under high fault conditions. Its compact design (140mm x 255mm x 110mm) optimizes panel space while maintaining robust performance, making it ideal for protecting feeders, generators, and large motors.
Key Features
- Trip Unit: MicroLogic 6.3 E with LSIG protection
- Rated Current: 400 A at 40°C
- Breaking Capacity: 85 kA at 500V AC / 75 kA at 690V AC
- Voltage Rating: 690 V AC 50/60 Hz
- Poles: 3P 3D (3 poles, 3 protected poles)
- Mounting: Fixed, DIN rail compatible
- Protection Class: IP40
- Standards: IEC 60947-2, CCC, EAC, Marine
Technical Specifications
- Supply Voltage: 690 V AC 50/60 Hz
- Rated Insulation Voltage (Ui): 800 V AC
- Rated Impulse Withstand Voltage (Uimp): 8 kV
- Long-time Pick-up (Ir): Adjustable 160…400 A
- Short-time Pick-up (Isd): Adjustable 1.5…12 x In
- Instantaneous Pick-up (Ii): Adjustable 1.5…12 x In
- Ground-fault Pick-up (Ig): Adjustable 0.2…1 x In (On/Off)
- Power Dissipation: 19.2 W per pole
- Mechanical Durability: 15,000 cycles
- Electrical Durability: 12,000 cycles at 440V In
- Dimensions (WxHxD): 140 mm × 255 mm × 110 mm
- Weight: Approx. 5.5 kg
- Connection: Screw terminals, 45 mm pitch
Warranty & After-Sales
- Factory new units: 12 months warranty
- Refurbished units: 3-6 months warranty
- Technical support for configuration and installation
- Wiring and mounting assistance
- Compatibility verification with existing systems
- Commissioning and diagnostics support available
Delivery Time
- Standard delivery: 3-5 working days
- Express shipping available upon request
Why Choose Our Store
- Genuine Schneider Electric components
- Global supply network with competitive pricing
- Expertise in industrial automation systems
- Comprehensive technical documentation
- Responsive customer service and support
Applications
- Main distribution boards and switchboards
- Feeder protection in industrial plants
- Generator protection and synchronization
- Motor protection for large industrial motors
- Power distribution in commercial buildings
- Critical infrastructure power systems
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