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Schneider LV432894 | circuit breaker ComPact NSX630N, 50 kA at 415 VAC, MicroLogic 2.3 trip unit 630 A, 4 poles 4d

Schneider Electric
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Schneider LV432894 | circuit breaker ComPact NSX630N, 50 kA at 415 VAC, MicroLogic 2.3 trip unit 630 A, 4 poles 4d

78,719 EGP 122,999 EGP

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Schneider LV432894 | circuit breaker ComPact NSX630N, 50 kA at 415 VAC, MicroLogic 2.3 trip unit 630 A, 4 poles 4d

Introduction

it circuit breaker is an essential component in modern electrical systems, providing critical protection against overloads and short circuits. Its role in ensuring the safety and reliability of electrical installations makes it invaluable in a wide range of applications, from industrial to residential settings.

What is Schneider LV432894?

it is a molded case circuit breaker (MCCB) from Schneider Electric’s highly regarded Compact NSX series. Known for its robustness and high performance, this circuit breaker is designed to handle significant electrical loads and provide consistent protection.

Technical Specifications

Understanding the technical specifications of it is crucial for its effective use:

  • Voltage Rating: it is rated for a voltage of up to 690V AC, making it suitable for a wide range of electrical systems.
  • Current Rating: It has a current rating of 400A, allowing it to manage substantial electrical currents effectively.
  • Breaking Capacity: With a high breaking capacity, vc can interrupt high fault currents, ensuring the protection of the system.

Applications of Schneider LV432894

Industrial Applications

In industrial environments, the Schneider LV432894 is essential for protecting machinery and complex electrical systems. Its high current and voltage ratings make it ideal for factories and manufacturing plants where electrical loads are substantial.

Commercial Applications

it is equally valuable in commercial settings, such as office buildings and shopping centers. It ensures the smooth operation of electrical systems, preventing disruptions caused by electrical faults.

Residential Applications

While more commonly used in larger installations, it can also be employed in residential properties with higher electrical demands. It provides robust protection for home electrical systems, ensuring safety and reliability.

Benefits of Using Schneider LV432894

Reliability

it is designed to perform consistently under various conditions, providing reliable protection against electrical faults.

Safety

Safety is a critical aspect of any electrical system. The LV432894’s high breaking capacity and robust construction ensure that it can handle electrical faults without causing damage or hazards.

Efficiency

By maintaining reliable protection and reducing the risk of electrical failures, it contributes to the overall efficiency of electrical systems, helping to reduce energy consumption and operational costs.

Installation Process

Pre-installation Requirements

Before installing it, gather all necessary tools and ensure the electrical system is properly configured for integration.

Step-by-Step Installation Guide

  1. Turn Off Power: Ensure the main power supply is turned off to prevent electric shock.
  2. Mounting: Secure the circuit breaker in its designated position within the electrical panel.
  3. Wiring: Connect the incoming and outgoing wires to the appropriate terminals on the circuit breaker.
  4. Testing: Test the circuit breaker post-installation to ensure it is functioning correctly.

Safety Precautions

Always adhere to safety guidelines when working with electrical systems. Use appropriate protective gear and verify all connections before restoring power.

Maintenance Tips

Routine Checks

Regularly inspect the Schneider LV432894 for signs of wear or damage. Routine checks can help identify potential issues before they escalate.

Troubleshooting Common Issues

If the circuit breaker trips frequently or shows signs of malfunction, refer to the user manual for troubleshooting tips or consult a professional electrician.

Main
RangeComPact
Product nameComPact NSX
Range of productComPact NSX400…630
Device short nameNSX630N
Product or component typeCircuit breaker
Device applicationDistribution
Number of poles4P
Protected poles description4t
3t
3t + N/2
Neutral positionLeft
[In] rated current630 A at 40 °C
[Ue] rated operational voltage690 V AC 50/60 Hz
Network typeAC
Network frequency50/60 Hz
Suitability for isolationYes conforming to EN/IEC 60947-2
Utilisation categoryCategory A
[Icu] rated ultimate short-circuit breaking capacity85 kA at 240 V AC 50/60 Hz conforming to UL 508
22 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2
85 kA Icu at 220/240 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
30 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2
20 kA at 600 V AC 50/60 Hz conforming to UL 508
50 kA at 480 V AC 50/60 Hz conforming to UL 508
50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
42 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2
Performance levelN 50 kA 415 V AC
Trip unit nameMicroLogic 2.3
Trip unit technologyElectronic
Trip unit protection functionsLSoI
Control typeToggle
Circuit breaker mounting modeFixed
Complementary
[Ui] rated insulation voltage800 V AC 50/60 Hz
[Uimp] rated impulse withstand voltage8 kV
[Ics] rated service short-circuit breaking capacity11 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2
85 kA at 220/240 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
50 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
30 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2
42 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
Mechanical durability15000 cycles
Electrical durability2000 cycles at 690 V In
6000 cycles at 690 V In/2
4000 cycles at 440 V In
8000 cycles at 440 V In/2
Mounting supportBackplate
Upside connectionFront
downside connectionFront
Connection pitch45 mm
Protection typeL : for overload protection (long time)
So : for short time short-circuit protection with fixed delay
I : for instantaneous short-circuit protection
Trip unit rating630 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection)Adjustable 9 settings
[Ir] long-time protection pick-up adjustment range250…630 A
Long-time protection delay adjustment type trFixed
[tr] long-time protection delay adjustment range16 s at 6 x Ir
thermal memory20 minutes before and after tripping
Short-time protection pick-up adjustment type IsdAdjustable 9 settings
[Isd] Short-time protection pick-up adjustment range1.5…10 x Ir
Short-time protection delay adjustment type tsdFixed
Instantaneous protection pick-up adjustment type IiFixed
[Ii] instantaneous protection pick-up adjustment range6900 A
Earth-leakage protectionWithout
Neutral protection settings0.5 x Ir (3t + N/2)
1 x Ir (4t)
No protection (3t)
Zone selective interlocking ZSIWithout
Number of slots for electrical auxiliaries6 slot(s)
Local signallingFlashing 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 weight8.13 kg
Environment
StandardsEN/IEC 60947
Product certificationsCCC
EAC
Marine
Overvoltage categoryClass II
Electrical shock protection classClass II
Pollution degree3 conforming to IEC 60664-1
IP degree of protectionIP40 conforming to IEC 60529
IK degree of protectionIK07 conforming to IEC 62262
Ambient air temperature for operation-25…70 °C
Ambient air temperature for storage-50…85 °C
Relative humidity0…95 %
Operating altitude0…2000 m without derating
2000 m…5000 m with derating
Packing Units
Unit Type of Package 1PCE
Number of Units in Package 11
Package 1 Height14.7 cm
Package 1 Width20.0 cm
Package 1 Length28.9 cm
Package 1 Weight7.43 kg
Unit Type of Package 2S04
Number of Units in Package 23
Package 2 Height30.0 cm
Package 2 Width40.0 cm
Package 2 Length60.0 cm
Package 2 Weight23.158 kg
Contractual warranty
Warranty18 months

Main Document

Data Sheet : Download

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