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LH36400 | Square D 400A 3-Pole 600VAC I-Line Molded Case Circuit Breaker
- Regular price
- $3,127.00
- Sale price
- $3,127.00
- Regular price
-
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Product Description P/N: LH36400
Description
The Square D LH36400 is a molded case circuit breaker designed for high-current protection in 600VAC electrical systems. Rated at 400 Amps, this 3-pole breaker uses a thermal-magnetic trip unit to provide long-time and instantaneous overcurrent protection. The LH36400 is built for I-Line plug-in mounting and supports three-phase power distribution applications.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Square D by Schneider Electric |
| Category | Circuit Breaker |
| Part Number | LH36400 |
| Subcategory | Molded Case Circuit Breaker |
| Rated Current | 400 A |
| Voltage Rating | 600 VAC |
| Number of Poles | 3 Pole |
| Phase Configuration | ABC |
| Trip Unit Type | Thermal-Magnetic |
| Interrupting Capacity | 25 kA |
| Magnetic Hold Current | 2000 A |
| Magnetic Tripping Current | 4000 A |
| Mounting Mode | I-Line Plug-In |
| Terminal Identifier | AL400LA |
| Height | 12.5 in |
| Width | 6 in |
| Depth | 4 in |
| Application Rating | HACR Rated |
Information About LH36400
The LH36400 is part of the Square D I-Line circuit breaker family, specifically within the LH type product range intended for high-capacity distribution systems. It features a robust molded case design engineered to withstand demanding electrical environments while maintaining consistent trip performance. The breaker integrates directly into I-Line panelboards and switchgear using a plug-in mounting system that simplifies installation and replacement. It is commonly used in industrial and commercial three-phase systems requiring dependable 400A protection with standardized thermal-magnetic technology.
Key Features:
- 400 Amp Current Rating: Designed for high-load power distribution circuits.
- Three-Pole Configuration: Supports ABC phase operation in three-phase systems.
- Thermal-Magnetic Trip Unit: Provides long-time overload and instantaneous short-circuit protection.
- I-Line Plug-In Mounting: Enables fast installation and secure panel integration.
- 25kA Interrupting Capacity: Rated to safely interrupt high fault currents.
- LI Trip Functions: Balances inrush current tolerance with rapid fault response.
- HACR Rated: Suitable for heating, air conditioning, and refrigeration applications.
The LH36400 delivers the reliability and precision required for high-current industrial and commercial power distribution systems.
Description
The Square D LH36400 is a molded case circuit breaker designed for high-current protection in 600VAC electrical systems. Rated at 400 Amps, this 3-pole breaker uses a thermal-magnetic trip unit to provide long-time and instantaneous overcurrent protection. The LH36400 is built for I-Line plug-in mounting and supports three-phase power distribution applications.
Technical Specifications
| Condition | New/Never Used Surplus |
| Brand | Square D by Schneider Electric |
| Category | Circuit Breaker |
| Part Number | LH36400 |
| Subcategory | Molded Case Circuit Breaker |
| Rated Current | 400 A |
| Voltage Rating | 600 VAC |
| Number of Poles | 3 Pole |
| Phase Configuration | ABC |
| Trip Unit Type | Thermal-Magnetic |
| Interrupting Capacity | 25 kA |
| Magnetic Hold Current | 2000 A |
| Magnetic Tripping Current | 4000 A |
| Mounting Mode | I-Line Plug-In |
| Terminal Identifier | AL400LA |
| Height | 12.5 in |
| Width | 6 in |
| Depth | 4 in |
| Application Rating | HACR Rated |
Information About LH36400
The LH36400 is part of the Square D I-Line circuit breaker family, specifically within the LH type product range intended for high-capacity distribution systems. It features a robust molded case design engineered to withstand demanding electrical environments while maintaining consistent trip performance. The breaker integrates directly into I-Line panelboards and switchgear using a plug-in mounting system that simplifies installation and replacement. It is commonly used in industrial and commercial three-phase systems requiring dependable 400A protection with standardized thermal-magnetic technology.
Key Features:
- 400 Amp Current Rating: Designed for high-load power distribution circuits.
- Three-Pole Configuration: Supports ABC phase operation in three-phase systems.
- Thermal-Magnetic Trip Unit: Provides long-time overload and instantaneous short-circuit protection.
- I-Line Plug-In Mounting: Enables fast installation and secure panel integration.
- 25kA Interrupting Capacity: Rated to safely interrupt high fault currents.
- LI Trip Functions: Balances inrush current tolerance with rapid fault response.
- HACR Rated: Suitable for heating, air conditioning, and refrigeration applications.
The LH36400 delivers the reliability and precision required for high-current industrial and commercial power distribution systems.