Series C Circuit Breakers from Eaton Cutler-Hammer provide electrical protection to switchboards, panel boards, busway devices, and motor control centers. Trip units available in this series include electronic, thermal-magnetic, and magnetic-only trip units. Series C Circuit Breakers can support maximum system current ratings of 800A, maximum AC system voltage ratings of 600V AC, and maximum DC system voltage ratings of 250V DC. The contacts in these circuit breakers support high-speed "blow open" actions. Various external accessories are available for the Series C Circuit Breakers.
Browse available units in our catalog of Series C Circuit Breakers.
Featuring a 200 kA interrupting rating at 240 volts AC, this breaker also supports 100 kA at 480 volts AC and 10 kA at 250 volts DC. It accommodates wire sizes ranging from 4 to 4/0 AWG and includes l
This circuit breaker features three poles and incorporates a non-interchangeable thermal-magnetic trip mechanism. Its interrupting capacity is rated at 25 KAIC for operations at 415 VAC. Installation
This molded case circuit breaker operates with a frame type designated as K-Frame and weighs 11.5 lbs. It supports three-phase applications and achieves a maximum interrupting capacity rated at 100 kA
This accessory, suitable for Frame J-K size applications, includes a magnetic trip range of 45 to 150 A. It operates at an AIC rating of 65 kA at 480V and supports a feed-thru connection type. Designe
This circuit breaker accessory features three poles and is designed with a J-K frame type. Its AIC rating is rated at 65 KA at 480 V, ensuring significant fault current handling capability. The humidi
This motor circuit protector operates under AC voltage ratings of 600V and DC ratings up to 250V. It features three poles and is configured for three-phase systems. The magnetic trip type is non-inter
This trip unit, part number KT3350T, is designed with a K frame and is certified by UL. It operates within an ambient temperature range of 32 to 104 degrees Fahrenheit during use and can be stored in
This accessory fits J-K frame types and is intended for right-hand mounting installation. It is built to withstand operating humidity levels of 80% and can function effectively at altitudes up to 1000
This circuit breaker operates with voltage ratings of 600 VAC and 250 VDC. It offers interrupting ratings of 65 kAIC at 240 VAC, 35 kAIC at 480 VAC, and 18 kAIC at 600 VAC. The protection is ensured b
Featuring a contact configuration of 2MK and 2BK, this alarm lockout switch connects through pigtail leads. It is compatible with various frame types including FDB, FD, HFD, FDC, E2F, and E2FM, allowi