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Eaton / Cutler-Hammer DK3400 - 400A 3 Pole Molded Case Circuit Breaker

Brand Eaton / Cutler-Hammer
SKU DK3400
5.0
Rated 5.0 out of 5 stars
2 Reviews
Free Shipping Over $99
Free Shipping Over $99
Free Shipping Over $99
Free Shipping Over $99

Eaton / Cutler-Hammer DK3400 - 400A 3 Pole Molded Case Circuit Breaker

Brand Eaton / Cutler-Hammer
SKU DK3400
5.0
Rated 5.0 out of 5 stars
2 Reviews
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Eaton / Cutler-Hammer DK3400 - 400A 3 Pole Molded Case Circuit Breaker

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$1446.99 In stock

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DescriptionSpecificationsSuperClubWarranties
Description
Engineered for heavy-duty power distribution, the DK3400 is a 400A, 3-pole MCCB from Eaton's Series C K-Frame family. It utilizes a fixed thermal-magnetic trip unit to deliver precise long-time and instantaneous (LI) protection. Designed for unit mounting within Eaton switchboards and motor control centers, it includes line and load lugs for dual 3/0 AWG to 250 kcmil conductors. With a 65kAIC rating at 240VAC, this HACR-rated breaker safely handles significant commercial fault currents.

Specifications

Brand Eaton / Cutler-Hammer
Series DK
Part Number DK3400
Amperage 400A
Voltage 240VAC, 250VDC
Poles 3
Phase 3
AIC Rating 65kA @ 240VAC, 10kA @ 250VDC
Mounting Style Unit Mount
Terminal Type Lugs
For Use With Eaton Series C Panelboards, Motor Control Centers, Switchboards
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Wire Gauge (2) 3/0 AWG - 250 kcmil (Al/Cu)
Max Wire 250 kcmil
Min Wire 3/0 AWG
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Line and Load Lugs Included
Standards CSA C22.2 No. 5, HACR, NEMA AB-1, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip

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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
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2 reviews
  • TP
    Thomas P.
    Flag of United States
    Reviewing
    Eaton / Cutler-Hammer DK3400 - 400A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/26/23
    Quick and on time

    The service was quick and on time, no problems with the breaker.

    Was this helpful?
  • LF
    Lou F.
    Flag of United States
    Reviewing
    Eaton / Cutler-Hammer DK3300 - 300A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    12/24/20
    Owner

    Purchasing from Superbreakers has been a great experience! It was quick and easy. The inventory was awesome. We needed some advice and your crack team of experts was very helpful! Thanks!

    Was this helpful?

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