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 undervoltage release device is designed for internal mounting on the left pole. It utilizes pigtail leads for connections and can function within a temperature range from -20 °C to +60 °C. For st
This circuit breaker accessory features a copper-only construction and uses pressure or mechanical screw type connections. It accommodates wire sizes from #4 AWG up to 4/0 AWG. The device operates eff
Designed with an F frame type, the EDB3225 features a trip type of T186 and is rated for an interrupt capacity of 22 KAIC at 240 VAC. It operates within a frequency range from 50 Hz to 60 Hz, with loa
This circuit breaker features three poles and utilizes a fixed thermal and fixed magnetic trip type for reliable performance. The unit can manage interrupting capacities of 65 kAIC at 240 VAC, 35 kAIC
This circuit breaker features three poles and is designed with both fixed thermal and fixed magnetic trip settings. The interrupting capacity is rated at 65 kAIC for 240V and 14 kAIC for 480Y/277V, en
This circuit breaker incorporates two poles and is designed for use in environments demanding robust protection. It exhibits impressive interrupting capacity ratings of 100 kAIC at 240 VAC, 65 kAIC at
This circuit breaker features an F Frame size and includes three poles for effective electrical management. With fixed thermal and magnetic trip units, the HFD3020L is built for reliable protection. I
This model features a robust F-frame design and includes three poles for effective distribution in three-phase applications. The thermal-magnetic trip technology provides both fixed thermal and magnet
This circuit breaker features three poles, suitable for a three-phase configuration. With a fixed thermal and fixed magnetic trip type, it responds effectively to overload conditions. The HFD3070 can
With a frame size classified as F Frame, this circuit breaker has an interrupting capacity of 100 kAIC at 240 VAC and 65 kAIC at 480 VAC. This unit employs fixed thermal and magnetic trip types for re