Square D LGA36250U33X – 250A 3-Pole 600V I-Line Plug-In Circuit Breaker
Square D LGA36250U33X – 250A 3-Pole 600V I-Line Plug-In Circuit Breaker
Product images are representative only. Actual product may vary.
The Square D LGA36250U33X is a 3-pole, 250-amp solid state (electronic trip) molded case circuit breaker rated for 600VAC with an interrupting capacity of 65kA. It features an I-Line Plug-In mounting configuration, making it fully compatible with Square D I-Line switchboards and panelboards. The PowerPact L-Frame platform provides advanced, field-adjustable protection settings for demanding industrial installations.
Key Specifications
| Part Number | LGA36250U33X |
| Brand | Square D / Schneider Electric |
| Amperage | 250A |
| Poles | 3-Pole |
| Voltage Rating | 600VAC |
| Interrupting Capacity | 65kA @ 600V |
| Trip Type | Electronic Trip (Solid State) |
| Mounting Type | I-Line Plug-In |
| Series / Frame | PowerPact L-Frame |
| Standard | UL 489, CSA C22.2 |
Features & Benefits
- 65kA interrupting capacity — engineered for high-fault industrial environments
- Electronic trip unit — adjustable long-time, short-time, and instantaneous settings for precise coordination
- I-Line Plug-In mounting — fast, tool-free installation in Square D I-Line switchboards
- UL 489 listed and CSA C22.2 certified for North American code compliance
- PowerPact L-Frame delivers compact form factor with high interrupting performance
The Square D PowerPact L-Frame is the industry standard for I-Line switchboard protection. The solid state trip unit in the LGA36250U33X allows field adjustment of protective functions — long-time pickup, long-time delay, short-time pickup, short-time delay, and instantaneous trip — giving engineers full coordination flexibility without replacing hardware.
Typical Applications
- Square D I-Line switchboards and distribution panelboards
- Industrial feeder and branch circuit protection at 600V
- Manufacturing facilities, data centers, and process plants
- Main and sub-main breaker positions in large commercial buildings
Frequently Asked Questions
Q: What is the interrupting capacity of the LGA36250U33X?
A: The LGA36250U33X has an interrupting capacity of 65kA at 600V, making it suitable for high-fault industrial power systems.
Q: Is the LGA36250U33X compatible with Square D I-Line switchboards?
A: Yes. The I-Line Plug-In configuration means it drops directly into any Square D I-Line bus without additional hardware.
Q: What does the "U33X" suffix mean?
A: The suffix indicates the specific electronic trip module variant. The U33X includes an advanced solid state trip unit with field-adjustable settings.
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