Description

Schneider LV426456 | circuit breaker ComPact NSXm N (50 kA at 415 VAC), 3P 3d, 80 A rating TMD trip unit, compression lugs and busbar connectors

1. Technical Specifications:

  • Model: LV426456

  • Type: Molded Case Circuit Breaker (MCCB)

  • Series: ComPact NSXm N

  • Operating Voltage: 415V AC

  • Breaking Capacity: 50 kA at 415V AC

  • Number of Poles: 3 Poles (3P)

  • Trip Unit: TMD (Thermal-Magnetic)

  • Rated Current: 80A

  • Connection Type: Compression lugs and busbar connectors

2. Key Features:

  • Compact and Efficient Design: Ideal for installations with limited space while maintaining high performance.

  • Enhanced Protection: Thermal protection for overloads and magnetic protection for short circuits, ensuring system safety.

  • High Breaking Capacity: Can withstand and interrupt fault currents up to 50 kA, making it suitable for demanding applications.

  • Versatile Installation Options: Supports both compression lugs and busbar connections, facilitating easy installation and maintenance.

  • Reliable and Durable Construction: Built with high-quality materials to ensure long-term performance and safety in various environments.

3. Applications:

  • Industrial Facilities: Protects electrical distribution panels in factories, warehouses, and heavy-duty applications.

  • Commercial and Residential Buildings: Ensures electrical safety by preventing overcurrent damage and short circuits.

  • Power Generation and Distribution: Suitable for power stations, substations, and large-scale distribution networks.

  • Equipment and Machinery Protection: Provides reliable circuit protection for motors, generators, and other high-power electrical devices.

Additional information

brands

Schneider Electric

Specifications

Main
Range ComPact
Product name ComPact NSXm
Range of product ComPact NSXm
Device short name NSXm 80N
Product or component type Circuit breaker
Device application Distribution Protection
Number of poles 3P
Protected poles description 3D
[In] rated current 80 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 90 kA Icu at 220...240 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
Performance level N 50 kA 415 V AC
Trip unit name TM-D
Trip unit technology Thermal-magnetic
Trip unit protection functions LI
Control type Toggle
Circuit breaker mounting mode By screws Clip-on
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 90 kA at 220...240 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
Mechanical durability 20000 cycles
Electrical durability 10000 cycles at 440 V In 20000 cycles at 440 V In/2 5000 cycles at 690 V In 10000 cycles at 690 V In/2
Mounting support Plate DIN rail
Connection terminals compression lug/busbar
Connection pitch 35 mm with spreaders 27 mm without spreaders
9 mm pitches 9 module
Protection type L : for overload protection (thermal) I : for short-circuit protection (magnetic)
Trip unit rating 80 A at 40 °C
Long-time pick-up adjustment type Ir (thermal protection) Adjustable
[Ir] long-time protection pick-up adjustment range 0.7...1 x In
Long-time protection delay adjustment type tr Fixed
[Im] magnetic protection pick-up range 1000 A
Earth-leakage protection Without
Number of slots for electrical auxiliaries 1 slot(s) for auxiliary switch OF 1 slot(s) for alarm switch SD 1 slot(s) for voltage release MN or MX
Width (W) 81 mm
Height (H) 137 mm
Depth (D) 80 mm
Net weight 1.06 kg
Colour Grey (RAL 7016)
Environment
Standards EN/IEC 60947
Product certifications CCC EAC Marine
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...5000 m with derating
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 12.5 cm
Package 1 Width 9.0 cm
Package 1 Length 22.0 cm
Package 1 Weight 1.3 kg
Unit Type of Package 2 S03
Number of Units in Package 2 9
Package 2 Height 30 cm
Package 2 Width 30 cm
Package 2 Length 40 cm
Package 2 Weight 12.141 kg

Main Document

Main Document

Data Sheet : Download

Main Document

Data Sheet : Download

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