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ComPact NSX, ComPacT NSX, new generation 
Schneider C40H42D400 | Circuit breaker, ComPacT NSX400H, 70kA/415VAC, 4 poles, MicroLogic 2.3 trip unit 400A
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Schneider C40H42D400 | Circuit breaker, ComPacT NSX400H, 70kA/415VAC, 4 poles, MicroLogic 2.3 trip unit 400A
56,866 EGP 86,161 EGP
In stock
CompareSchneider C40H42D400
Introduction
Schneider Electric is a leading global provider of energy management and automation solutions, known for its innovative approach to electrical protection. Circuit breakers play a crucial role in safeguarding electrical systems from overload and short circuits, making products like the Schneider C40H42D400 indispensable in various applications.
What is the Schneider C40H42D400?
it is a high-performance molded case circuit breaker (MCCB) designed to provide reliable protection for electrical circuits. With its robust construction and advanced features, this MCCB ensures the safe operation of industrial, commercial, and residential electrical installations.
Technical Specifications
Understanding the technical specifications of it helps in assessing its suitability for specific environments:
- Current Rating: 400 A
- Voltage Rating: 240/415 V AC
- Breaking Capacity: 50 kA
- Dimensions: 140 mm x 90 mm x 130 mm
- Weight: 2.5 kg
These specifications highlight the Schneider C40H42D400’s capability to handle high currents and provide reliable protection against electrical faults.
Key Features
it is equipped with features that enhance its performance and safety:
- High Breaking Capacity: Capable of interrupting high fault currents up to 50 kA, ensuring protection in demanding environments.
- Enhanced Safety Features: Built-in mechanisms protect against overloads, short circuits, and other electrical faults.
- Compact Design: Despite its high capacity, it maintains a compact footprint, facilitating easier installation and space efficiency.
Advantages of Using Schneider C40H42D400
Choosing it offers several advantages:
- Reliability: Known for its durability and consistent performance under varying load conditions.
- Versatility: Suitable for industrial, commercial, and residential applications, adapting to different electrical system requirements.
- Cost-Effectiveness: Long-term savings due to minimal maintenance and high operational reliability.
Applications of Schneider C40H42D400
it finds application in diverse settings:
- Industrial: Protects critical machinery and equipment in manufacturing facilities.
- Commercial: Ensures uninterrupted power supply in office buildings, retail spaces, and data centers.
- Residential: Safeguards home electrical systems, providing peace of mind to homeowners.
Installation Process
Installing the Schneider C40H42D400 follows a systematic approach to ensure safety and optimal performance.
Pre-installation Checklist
- Verify electrical system compatibility with MCCB specifications.
- Ensure all power sources are turned off before installation.
Step-by-Step Installation Guide
- Mounting: Secure the MCCB in the distribution panel using appropriate mounting hardware.
- Wiring: Connect incoming and outgoing wires to the designated terminals, following the wiring diagram provided.
- Testing: Once wired, conduct a thorough check to ensure all connections are secure.
- Power Up: Restore power and verify the MCCB’s functionality through testing procedures.
Safety Precautions
- Use personal protective equipment (PPE) during installation.
- Follow manufacturer guidelines and local electrical codes to prevent hazards.
Maintenance Tips
Maintaining it prolongs its lifespan and ensures reliable operation:
- Regular Inspection: Check for signs of wear, corrosion, or loose connections.
- Cleaning and Upkeep: Keep the MCCB and its surroundings clean to prevent dust accumulation.
- Troubleshooting Tips: Refer to the user manual for troubleshooting common issues like tripping or abnormal operation.
| Range | ComPacT new generation |
|---|---|
| Product name | ComPacT NSX new generation |
| Device short name | NSX400H |
| product or component type | Circuit breaker |
| Device application | Distribution |
| poles description | 4P |
| Protected poles description | 4D 3D + N/2 3D |
| Neutral position | Left |
| [In] rated current | 400 A at 40 °C |
| [Ue] rated operational voltage | 690 V AC 50/60 Hz |
| Network type | AC |
| Network frequency | 50/60 Hz |
| Suitability for isolation | Yes conforming to EN/IEC 60947-2 |
| Utilisation category | Category A |
| [Icu] rated ultimate short-circuit breaking capacity | 100 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 70 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 50 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 35 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 20 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 20 kA at 600 V AC 50/60 Hz conforming to UL 508 |
| Performance level | H 70 kA 415 V AC |
| Trip unit name | MicroLogic 2.3 |
| Trip unit technology | Electronic |
| Trip unit protection functions | LSoI |
| Control type | Toggle |
| Circuit breaker mounting mode | Fixed |
| [Ui] rated insulation voltage | 800 V AC 50/60 Hz |
|---|---|
| [Uimp] rated impulse withstand voltage | 8 kV |
| [Ics] rated service short-circuit breaking capacity | 100 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 70 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 65 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 50 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 11 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2 |
| Mechanical durability | 15000 cycles |
| Electrical durability | 12000 cycles at 440 V In/2 6000 cycles at 440 V In 6000 cycles at 690 V In/2 3000 cycles at 690 V In |
| Power dissipation per pole | 19.2 W |
| mounting support | Backplate |
| Mounting position | Horizontal and vertical Flat on the back |
| Upside connection | Front |
| downside connection | Front |
| Connection pitch | 45 mm |
| Protection type | L : for overload protection (long time) So : for short time short-circuit protection with fixed delay I : for instantaneous short-circuit protection |
| Trip unit rating | 400 A at 40 °C |
| Long-time pick-up adjustment type Ir (thermal protection) | Adjustable 9 settings |
| [Ir] long-time protection pick-up adjustment range | 160…400 A |
| Long-time protection delay adjustment type tr | Fixed |
| [tr] long-time protection delay adjustment range | 400 s at 1.5 x Ir 16 s at 6 x Ir 11 s at 7.2 x Ir |
| Neutral protection settings | 0.5 x Ir (3D + N/2) 1 x Ir (4D) No protection (3D) |
| thermal memory | 20 minutes before and after tripping |
| Short-time protection pick-up adjustment type Isd | Adjustable 9 settings |
| [Isd] Short-time protection pick-up adjustment range | 1.5…10 x Ir |
| Short-time protection delay adjustment type tsd | Fixed |
| Instantaneous protection pick-up adjustment type Ii | Fixed |
| [Ii] instantaneous protection pick-up adjustment range | 4800 A |
| Earth-leakage protection | Without |
| Zone selective interlocking ZSI | Without |
| Number of slots for electrical auxiliaries | 6 slot(s) |
| Local signalling | Flashing LED (green) for ready to operate LED 105 % Ir (red) for overload LED 90 % Ir (orange) for overload |
| Width (W) | 185 mm |
| Height (H) | 255 mm |
| Depth (D) | 110 mm |
| net weight | 7.9 kg |
| Standards | EN/IEC 60947 |
|---|---|
| Product certifications | CCC EAC Marine |
| Overvoltage category | Class II |
| Electrical shock protection class | Class II |
| Pollution degree | 3 conforming to IEC 60664-1 |
| IP degree of protection | IP40 conforming to IEC 60529 |
| IK degree of protection | IK07 conforming to IEC 62262 |
| Ambient air temperature for operation | -25…70 °C |
| ambient air temperature for storage | -50…85 °C |
| Relative humidity | 0…95 % |
| Operating altitude | 0…2000 m without derating 2000 m…5000 m with derating |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 15.000 cm |
| Package 1 Width | 20.000 cm |
| Package 1 Length | 29.000 cm |
| Package 1 Weight | 7.403 kg |
| Unit Type of Package 2 | S04 |
| Number of Units in Package 2 | 2 |
| Package 2 Height | 30.000 cm |
| Package 2 Width | 40.000 cm |
| Package 2 Length | 60.000 cm |
| Package 2 Weight | 15.509 kg |
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