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.
This circuit breaker consists of three poles and is designed specifically for 3-phase systems. It exhibits an interrupting capacity of 100 kAIC at 240 VAC, 65 kAIC at 480 VAC, and 25 kAIC at 600 VAC.
This circuit breaker features a T186 trip type, combining fixed thermal and magnetic functions. It is configured with three poles and facilitates a line and load terminal arrangement, using aluminum f
This thermal-magnetic trip unit is fitted with an adjustable instantaneous trip mechanism and has a long-time thermal element calibrated for operation at 40 °C ambient temperature. It is designed for
Engineered for Frame L, this trip unit utilizes adjustable short-time settings, allowing for customization based on application requirements. It functions effectively at installation altitudes up to 1
This component is engineered to mount on the left side and is compatible with pigtail lead connections. It functions properly at a minimum frequency of 50 Hz and a maximum frequency of 60 Hz. The oper
This molded case circuit breaker offers a frame size classified as L Frame with a configuration of three poles designed for three-phase systems. It operates effectively at a voltage rating of 600 VAC
This circuit breaker supports AC voltage up to 240 V and DC voltage of 125 V. It provides a strong interrupt rating of 22 KAIC, making it effective for managing electrical faults. Designed for use at
This circuit breaker includes a single pole and is rated for a maximum current of 30 Amps. With an interrupting capacity of 14 kAIC at 480 VAC, it ensures reliable protection under fault conditions. I
This circuit breaker features two poles and utilizes a fixed thermal-magnetic trip unit for effective overload protection. It has an interrupting capacity of 14 kAIC at 480Y/277VAC and 65 kAIC at 240V
Designed to handle voltages of up to 600 VAC and 250 VDC, the HMCPS050K2C offers a magnetic trip range between 50 and 500 A. It is built with non-aluminum terminals for improved reliability. Furthermo