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Eaton / Cutler-Hammer MCP331000C Motor Circuit Protector

  • 100A
  • 3 Pole
  • Unit Mount
Eaton / Cutler-Hammer MCP331000C
Motor Circuit Protector
Brand Eaton / Cutler-Hammer
SKU MCP331000C
Select Item Condition
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  • 100A
  • 3 Pole
  • Unit Mount

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Eaton/Cutler-Hammer MCP331000C 3 Pole Circuit Breaker

Eaton / Cutler-Hammer MCP331000C - 100A 3 Pole Motor Circuit Protector

Re-Certified

$399.98 In Stock

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Description

Built for industrial motor control, the Eaton MCP331000C delivers reliable instantaneous protection. This 3-pole, 100A motor circuit protector features an adjustable magnetic trip range of 275-1000A to accommodate specific motor loads. It installs into Eaton and Westinghouse Motor Control Centers. As a legacy Series C component, it serves as an exact fit for older systems and is replaced by the HMCP100R3C. Equipped with factory-installed copper-only lugs, it ensures secure connections.

Specifications

Key specifications
Brand Eaton / Cutler-Hammer
Part Number MCP331000C-R
Series MCP
Amperage 100A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC, 10kA @ 250VDC
Fit and installation
Terminal Type Lugs
For Use With Eaton / Westinghouse Motor Control Centers, Freedom Series Starters
Wire Gauge 14-1/0 AWG (Cu Only)
Max Wire 1/0 AWG
Min Wire 14 AWG
Protection and operation
Trip Technology Magnetic Only
Trip Function Code I
Trip Function Instantaneous Only
Trip Adjustability Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Copper-Only Terminals
Standards CSA C22.2 No. 5.1, IEC 60947-2, UL 489
Approval CE, CSA, UL, UR
Temp Rating 40C

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 2 reviews
Total 5 star reviews: 2 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Rating
Ratings
2 reviews
  • RB
    Robert B.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer MCP0358R - 7A 3 Pole Motor Circuit Protector
    I recommend this product
    Rated 5 out of 5 stars
    7/29/25
    Excellent service

    The breaker was the exact fit. The old would trip when it was put under load. Now it’s back to normal.

  • JD
    Jeryl D.
    Verified Buyer
    Reviewing
    Eaton / Cutler-Hammer MCP13300R - 30A 3 Pole Motor Circuit Protector
    I recommend this product
    Rated 5 out of 5 stars
    7/28/25
    Eaton Breaker

    Ordered and received the eaton breakerin great condition

    works great