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| Circuit Breaker Type | UL Standards | Amperages (& Poles) | Maximum Voltage | Common Distribution Equipment |
|---|---|---|---|---|
| Miniature CB |
UL 489 | 10 - 200 A 1, 2, 3 pole |
480/277 Vac 125 Vdc |
Load Centers (Residentail / Commercial), Panelboards, UL 67 ind. enclosures |
| Molded Case (PowerPact) | UL 489 | 15 - 3,000 A 1, 2, 3, 4 pole |
600Y / 347 Vac 500 Vdc |
Panelboards and Ind Enclosures UL 67 Switchboards UL 891 (QED, I-Line) |
| LV Power, Insulated Case (Masterpact) | UL 489 | 200 - 6,000 A 3, 4 pole |
600 Vac 500 Vdc |
Switchboards UL 891 (QED, PZ4 / PowerZone 4) |
Miniature Circuit Breakers (Homeline / QO / Multi 9)
Molded Case Circuit Breakers (PowerPact)
Low Voltage Power Circuit Breakers (Masterpact)
Mission Critical Circuit Breakers