Description

Schneider C40F42D400: Essential Features and Applications

Introduction

Circuit breakers play a crucial role in safeguarding electrical systems from potential damage caused by overcurrents and short circuits. Among the reliable options available, the Schneider C40F42D400 stands out for its robust design and advanced features. This article explores what makes this circuit breaker a preferred choice across various industries and applications.

Product Description

The Schneider C40F42D400 is a high-performance circuit breaker designed to provide efficient protection for electrical circuits. It is part of Schneider Electric’s comprehensive range of circuit protection devices, known for their reliability and durability.

Key Specifications

  • Rated Current: 400A
  • Voltage Rating: 690V AC
  • Breaking Capacity: 36kA at 415V AC
  • Mounting Type: Fixed
  • Standards Compliance: IEC 60947-2

Features of Schneider C40F42D400

High Performance

it offers superior performance, capable of handling high electrical loads effectively.

Safety Features

Equipped with advanced safety mechanisms, including thermal-magnetic trip units, it ensures reliable protection against overcurrents and short circuits.

Durability

Built with durable materials, this circuit breaker is designed to withstand demanding operating conditions, providing long-lasting performance.

Benefits of Using

Enhanced Protection

It offers comprehensive protection for electrical circuits, minimizing the risk of damage due to electrical faults.

Energy Efficiency

Designed for efficiency, it helps reduce energy wastage and contributes to overall energy savings.

Cost Savings

With its durable design and low maintenance requirements, it proves to be a cost-effective solution over its lifespan.

Applications

Industrial Applications

Ideal for industrial settings where robust circuit protection is essential for uninterrupted operations.

Commercial Installations

Suitable for various commercial applications, ensuring reliable electrical protection in office buildings, malls, and other facilities.

Residential Use

While primarily used in larger installations, it can provide enhanced protection for residential electrical systems.

Installation Guide

Step-by-Step Installation Process

  1. Turn Off Power: Ensure the power supply is switched off before installation.
  2. Mounting: Securely mount the circuit breaker in the electrical panel.
  3. Wiring: Follow the wiring diagram provided with the device for correct connections.
  4. Testing: After installation, conduct a thorough test to ensure proper functionality.

Tools Required

  • Screwdriver
  • Wire strippers
  • Multimeter
  • Safety gloves and goggles

Safety Considerations

Always prioritize safety during installation to prevent electrical hazards. Follow manufacturer guidelines and wear appropriate safety gear.

Maintenance Tips

Regular Inspection

Inspect it periodically for signs of wear or damage.

Cleaning Procedures

Keep the circuit breaker clean and free of dust to maintain optimal performance.

Troubleshooting

If issues arise, refer to the troubleshooting section in the user manual or contact Schneider Electric’s customer support for assistance.

Additional information

brands

Schneider Electric

Specifications

Main
Range ComPacT new generation
Product name ComPacT NSX new generation
Device short name NSX400F
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 40 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 36 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 30 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 25 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 20 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 10 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 F 36 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
Complementary
[Ui] rated insulation voltage 800 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage 8 kV
[Ics] rated service short-circuit breaking capacity 40 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 36 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 30 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 25 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 10 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
Environment
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
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 15.0 cm
Package 1 Width 20.0 cm
Package 1 Length 29.0 cm
Package 1 Weight 7.306 kg
Unit Type of Package 2 S04
Number of Units in Package 2 2
Package 2 Height 30.0 cm
Package 2 Width 40.0 cm
Package 2 Length 60.0 cm
Package 2 Weight 15.362 kg

Main Document

Main Document

Data Sheet : Download

Main Document

Data Sheet : Download

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