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Schneider LV429841 | circuit breaker ComPact NSX100N, 50 kA at 415 VAC, TMD trip unit 80 A, 3 poles 3d

Schneider Electric
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Schneider LV429841 | circuit breaker ComPact NSX100N, 50 kA at 415 VAC, TMD trip unit 80 A, 3 poles 3d

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Schneider LV429841 | circuit breaker ComPact NSX100N, 50 kA at 415 VAC, TMD trip unit 80 A, 3 poles 3d

Schneider LV429841: An In-Depth Look at This Advanced Circuit Breaker

The Schneider LV429841 circuit breaker is a vital component in modern electrical systems, known for its reliability and advanced features. This article provides a comprehensive look at the LV429841, examining its technical specifications, applications, and benefits.

What Are Circuit Breakers?

Circuit breakers are essential devices in electrical systems designed to prevent damage from overloads and short circuits. By automatically cutting off electrical flow when a fault is detected, they protect both the circuit and connected devices from potential hazards like fires and equipment damage.

Technical Specifications of Schneider LV429841

it is built to handle demanding applications with ease. Here’s an overview of its technical specifications:

  • Electrical Ratings: it supports a voltage rating up to 690V and a current rating up to 4000A, making it suitable for high-load environments.
  • Physical Dimensions: Its compact and robust design allows for versatile installation options within various electrical panels.

Key Features of Schneider LV429841

Performance Benefits

The LV429841 is engineered for high performance, providing consistent and reliable operation even in heavy-load situations. Its robust construction ensures durability and long-term reliability.

Safety Features

Safety is a top priority for it. It features advanced protection mechanisms, including thermal-magnetic trip units, which effectively guard against overloads and short circuits, enhancing overall system safety.

Installation Advantages

it is designed for easy installation. It comes with comprehensive instructions and requires minimal tools, simplifying the setup process and reducing installation time.

Applications of Schneider LV429841

Industrial Environments

In industrial settings, it offers reliable protection for high-load applications. It is well-suited for use in manufacturing facilities, large-scale machinery, and other demanding environments.

Commercial Environments

For commercial buildings, such as offices and retail spaces, it ensures a safe and dependable electrical system. It protects sensitive equipment and supports uninterrupted operations.

Residential Environments

it also provides excellent protection in residential settings. It safeguards home electrical systems and appliances, ensuring a stable and reliable power supply.

Installation Instructions

Preparation and Tools Required

Before installing it, ensure the main power supply is turned off. Gather necessary tools, such as screwdrivers, wire cutters, and a voltage tester.

Step-by-Step Installation Process

  1. Mounting: Install the circuit breaker in the designated panel.
  2. Wiring: Connect the input and output wires as per the manual.
  3. Securing: Tighten all connections securely.
  4. Testing: Turn on the power and test the breaker to ensure proper operation.

Post-Installation Checks

Verify that the breaker is aligned correctly and functioning as intended. Look out for any signs of overheating or unusual noises.

Maintenance and Troubleshooting

Routine Maintenance Practices

To keep the LV429841 in optimal condition:

  • Conduct regular inspections for wear or damage.
  • Clean the breaker to prevent dust buildup.
  • Perform periodic tests to ensure reliable operation.

Common Issues and Their Solutions

Common issues include frequent tripping or failure to reset, often caused by overloads or short circuits. Address these problems by inspecting and correcting any underlying issues in the electrical system.

Main
RangeComPact
Product nameComPact NSX
Range of productComPact NSX100…250
Device short nameNSX100N
Product or component typeCircuit breaker
Device applicationDistribution
Number of poles3P
Protected poles description3t
[In] rated current80 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
10 kA Icu at 660/690 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 at 600 V AC 50/60 Hz conforming to UL 508
50 kA at 480 V AC 50/60 Hz conforming to UL 508
36 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2
50 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
50 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2
90 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
Performance levelN 50 kA 415 V AC
Trip unit nameTM-D
Trip unit technologyThermal-magnetic
Trip unit protection functionsLI
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 capacity10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2
35 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2
36 kA at 500 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
50 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2
90 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
Mechanical durability50000 cycles
Electrical durability5000 cycles at 690 V In
10000 cycles at 690 V In/2
10000 cycles at 440 V In
20000 cycles at 440 V In/2
Mounting supportBackplate
Upside connectionFront
downside connectionFront
Connection pitch35 mm
Protection typeL : for overload protection (thermal)
I : for short-circuit protection (magnetic)
Trip unit rating80 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection)Adjustable
[Ir] long-time protection pick-up adjustment range0.7…1 x In
Long-time protection delay adjustment type trFixed
[tr] long-time protection delay adjustment range120…400 s at 1.5 x In
15 s at 6 x Ir
Short-time protection pick-up adjustment type IsdFixed
[Isd] Short-time protection pick-up adjustment range640 A
Short-time protection delay adjustment type tsdFixed
Earth-leakage protectionWithout
Number of slots for electrical auxiliaries5 slot(s)
Width (W)105 mm
Height (H)161 mm
Depth (D)86 mm
Net weight2.05 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 Height11.000 cm
Package 1 Width14.000 cm
Package 1 Length19.000 cm
Package 1 Weight1.771 kg
Unit Type of Package 2S03
Number of Units in Package 24
Package 2 Height30.000 cm
Package 2 Width30.000 cm
Package 2 Length40.000 cm
Package 2 Weight7.504 kg
Unit Type of Package 3P12
Number of Units in Package 332
Package 3 Height45.000 cm
Package 3 Width80.000 cm
Package 3 Length120.000 cm
Package 3 Weight72.032 kg
Contractual warranty
Warranty18 months

Main Document

Data Sheet : Download

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