- Circuit Breaker /
- Insulated Case /
- Cutler Hammer /
MDSC303WEA
MDSC303WEA
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IMAGES ARE FOR REFERENCE ONLY.
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MDSC303WEA Specifications
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MDSC303WEA, Cutler Hammer, Magnum DS, type MDSC, drawout mounted, standard frame, 3P, 3PH, ABC phasing, 3000A, 600V, 100kA@600V, 40°C, Bolt-On, complete with interchangeable Digitrip, LI - Long-Time and Instantaneous trip functions, load side lug terminals, Thermal Magnetic, low voltage power insulated case circuit breakers
| Manufacturer | Cutler Hammer | Subcategory | Insulated Case |
| Family | Magnum DS | Amperage | 3000 |
| AIC Rating | 100kA@600V | Voltage | 600 |
| Manufacturer | Cutler Hammer | ||
| Subcategory | Insulated Case | ||
| Family | Magnum DS | ||
| Amperage | 3000 | ||
| AIC Rating | 100kA@600V | ||
| Voltage | 600 |
Electrical.com is NOT an authorized distributor for Cutler Hammer and therefore the manufacturer’s warranty does not apply. This product does include an Electrical.com 2 year warranty.
The MDSC303WEA is an insulated case circuit breaker from the Eaton Cutler-Hammer Magnum DS series, designed for high-capacity commercial and industrial low-voltage power distribution systems. The MDSC303WEA features a 3-pole configuration, an 3000A continuous current rating, and is rated for operation up to 600V AC. This breaker employs a Digitrip RMS electronic trip unit, providing comprehensive protection functions including long-time, short-time, instantaneous, and ground fault protection. The MDSC303WEA offers an interrupting capacity of 100kA@600V. It is available in both fixed and drawout mounting styles, supporting flexible installation in switchgear and switchboard applications.
The Magnum DS series, which includes the MDSC303WEA, is recognized for its robust construction, high interruption and withstand ratings, and advanced electronic protection features. Since its introduction, the series has been widely adopted in mission-critical facilities and infrastructure projects for its reliability, modular design, and ease of maintenance. The MDSC303WEA is UL 1066 listed and ANSI certified, supporting three- and four-pole configurations and a broad range of continuous current ratings, making it suitable for main, feeder, and tie breaker roles in modern power distribution systems.
For project engineers and maintenance teams, the MDSC303WEA provides a scalable and field-serviceable solution for demanding electrical environments. Its compatibility with a wide range of accessories and communication modules enables integration into advanced monitoring and protection schemes. You can find the MDSC303WEA at Electrical.com, your reliable partner for industrial and commercial electrical products. Our selection includes trusted breakers from manufacturers like Eaton, Cutler Hammer, and Westinghouse, backed by a dedicated sales team ready to assist with technical questions, product selection, and support.