BGA36050 SQUARE D 3P 50A 600Y/347V 18KA I LINE
The BGA36050 Square D 3P 50A 600Y/347V circuit breaker is designed for robust performance in demanding applications. With an 18KA interrupting capacity, it ensures reliable protection for your electrical systems. Ideal for three-phase installations, this durable breaker guarantees safety and compliance, making it a crucial component for your setup.
| Brand | Square D |
|---|---|
| Type | Molded-Case (MCCB) |
| Amperage | 50 A |
| Poles | 3-Pole |
| Voltage | 600Y/347V |
| Interrupting Rating | 18 kA |
| Mounting | Plug-In |
| Frame / Series | BGA |
| Catalogue # | SQDBGA36050 |
The Square D BGA36050 is a BGA-frame, I-Line plug-in molded-case circuit breaker rated 3-pole, 50A, 600Y/347V, 18kA. As an I-Line breaker, it is designed to plug into Square D I-Line panelboards and switchboards — commercial and industrial distribution equipment — rather than residential loadcentres. It is not compatible with QO or Homeline consumer panels.
- Mount type: I-Line plug-in (requires an I-Line bus/panelboard)
- Voltage rating: 600Y/347V AC — suited to Canadian 3-phase wye distribution systems
- Interrupting rating: 18kA @ 600V — confirm bus AIC rating meets or exceeds this value
Not sure if your panelboard accepts BGA-frame I-Line breakers? Send us your panelboard model number and we'll confirm fitment.
The BGA36050 uses Square D's I-Line plug-in mounting system, so it requires a compatible Square D I-Line panelboard or switchboard with an I-Line bus. It will not fit QO, Homeline, or other non-I-Line enclosures. If you're unsure whether your board accepts BGA-frame I-Line breakers, send us the panel model and we'll confirm.
Yes — the BGA36050 is rated 600Y/347V, which is the standard Canadian commercial/industrial three-phase wye voltage. This makes it well-suited for lighting and power distribution panels fed from a 600Y/347V service, commonly found in commercial and institutional buildings across Canada.
Absolutely. Northern Breaker Group specialises in obsolete, discontinued, and hard-to-find circuit breakers, including Square D BGA-frame I-Line units. We maintain inventory across our Calgary, Edmonton, and Vancouver locations. Contact us for a quote or to check current stock — we're happy to help source what you need.
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