BuyLog Flippingbook FEB 2025

LOW VOLTAGE POWER & INSULATED CASE CIRCUIT BREAKERS, BUYLOG SECTION 8

8-150

— Power Break ™ II Construction options

The interruption ratings and voltages shown in the table are maximum ratings. A circuit breaker of the type given in the lefthand column may be applied at the given circuit voltage in any electrical distribution system where the available fault current at the load terminals of the breaker does not exceed the value in the table. That circuit breaker type may also be applied at intermediate values of circuit voltage provided the available fault current at the load terminals of the breaker does not exceed the value in the table for the higher value of voltage.

Insulated Case Circuit Breakers Circuit Breaker Envelope Size (Amperes)

Trip Types

EntelliGuard ™ TU

Molded Case Switch

Max IC @ 480V (kA)

Max Voltage Rating (ac)

Max Frame (Amperes)

MicroVersaTrip ™ Plus/PM

Power+

Power Break ™ II

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800

65 65 65

600 600 600 600 600 600 600 600 600 600 600 600 600 600 600 600

800

1600 2000 3000 4000 1600 2000 3000 4000 1600 2000 2500 3000 4000 800 800

1600 2000 3000 4000 1600 2000 3000 4000 1600 2000 2500 3000 4000 800 800

Standard

100 100 100 100 100 150 150 30 1 40 1 40 1 42 1 42 1 42 1

Hi-Break

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Molded Case Switch

1 Molded case switch ratings are short time @ 600Vac, not interrupting current. See page 8-166 for withstand ratings.