Schneider LV426158 Compact | circuit breaker ComPact NSXm E (16 kA at 415 VAC), 3P 3d, 125 A rating TMD trip unit, compression lugs and busbar connectors
Schneider LV426158 Compact
Description
Schneider LV426158 Compact
Introduction
The Schneider LV426158 Compact is a cutting-edge circuit breaker designed to provide reliable protection and efficient operation in modern electrical systems. As space becomes increasingly limited in electrical installations, the demand for compact yet powerful circuit breakers continues to rise. Schneider Electric, a leader in electrical solutions, addresses this need with the LV426158 Compact, offering advanced features in a compact form factor.
Understanding Compact Circuit Breakers
What is a Compact Circuit Breaker?
A compact circuit breaker is a type of electrical switch designed to automatically interrupt current flow in an electrical circuit during an overload or short circuit. Despite their smaller size, compact circuit breakers maintain high performance and reliability.
Benefits of Using Compact Circuit Breakers
Compact circuit breakers offer several benefits, including:
- Space Efficiency: Ideal for installations where space is limited.
- High Performance: Provides reliable protection against electrical faults.
- Ease of Installation: Simplifies installation and maintenance processes.
Schneider Electric: A Leader in Electrical Solutions
Brief History of Schneider Electric
Schneider Electric boasts a rich history dating back to the 19th century. Over the years, the company has established itself as a global leader in energy management and automation, consistently delivering innovative solutions.
Schneider Electric’s Impact on the Electrical Industry
Schneider Electric has made significant contributions to the electrical industry through its diverse range of products and solutions. The Compact NSX series, which includes the LV426158, exemplifies Schneider Electric’s commitment to excellence and innovation.
Overview of the Compact NSX Series
Introduction to the Compact NSX Series
The Compact NSX series by Schneider Electric is renowned for its reliability, performance, and advanced features. These circuit breakers are designed to meet the demands of modern electrical systems while offering flexibility and ease of use.
Key Features of the Compact NSX Range
- Modularity: Allows for easy customization and scalability.
- Advanced Protection: Features enhanced safety mechanisms for optimal protection.
- User-Friendly Design: Simplifies installation, configuration, and maintenance.
Introducing the Schneider LV426158 Compact
Detailed Specifications
The Schneider LV426158 Compact is engineered to provide efficient protection and operation in a compact package.
Unique Features of the LV426158
- High Breaking Capacity: Capable of handling high fault currents without damage.
- Compact Design: Optimized for installations where space is limited.
- Advanced Trip Unit: Provides precise protection and monitoring capabilities.
Technical Specifications
Electrical Characteristics
- Current Rating: 250A
- Voltage Rating: 690V AC
- Breaking Capacity: High fault current handling
Mechanical Properties
- Dimensions: Compact size for easy integration
- Weight: Lightweight for easier handling
Environmental Specifications
- Operating Temperature: -25°C to +70°C
- Protection Rating: IP40, with options for higher protection levels
Installation and Setup
Pre-Installation Considerations
Before installation, ensure that the installation site meets all necessary specifications, including adequate ventilation and protection from dust and moisture.
Step-by-Step Installation Guide
- Mounting: Secure the breaker in the designated enclosure or panel.
- Electrical Connections: Connect the power supply and load terminals according to the wiring diagram.
- Configuration: Set up the trip unit parameters as per the specific application requirements.
Initial Configuration and Programming
Follow the user manual to configure initial settings, including current rating and trip characteristics. Schneider Electric’s software tools can be used for advanced programming and diagnostics.
Performance and Efficiency
Energy Efficiency Benefits
The LV426158 Compact is designed to optimize energy usage, reducing losses and improving overall system efficiency. Its advanced design minimizes energy waste, contributing to cost savings and sustainability.
Additional information
| brands | Schneider Electric |
|---|
Specifications
| Range | ComPact |
|---|---|
| Product name | ComPact NSXm |
| Range of product | ComPact NSXm |
| Device short name | NSXm 125E |
| Product or component type | Circuit breaker |
| Device application | Distribution Protection |
| Number of poles | 3P |
| Protected poles description | 3D |
| [In] rated current | 125 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 | 25 kA Icu at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 16 kA Icu at 380...415 V AC 50/60 Hz conforming to IEC 60947-2 10 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 |
| Performance level | E 16 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 |
| [Ui] rated insulation voltage | 800 V AC 50/60 Hz |
|---|---|
| [Uimp] rated impulse withstand voltage | 8 kV |
| [Ics] rated service short-circuit breaking capacity | 25 kA at 220...240 V AC 50/60 Hz conforming to IEC 60947-2 16 kA at 380...415 V AC 50/60 Hz conforming to IEC 60947-2 10 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 | 125 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 | 1250 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) |
| 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 |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 9 cm |
| Package 1 Width | 12.5 cm |
| Package 1 Length | 22 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 | 12.29 kg |
| Unit Type of Package 3 | P12 |
| Number of Units in Package 3 | 72 |
| Package 3 Height | 50 cm |
| Package 3 Width | 80 cm |
| Package 3 Length | 120 cm |
| Package 3 Weight | 110.32 kg |
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