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Eaton Cutler-Hammer Series C Circuit Breakers KD3400

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KD3400

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The KD3400 is a molded case circuit breaker featured in the Eaton Cutler-Hammer Series C. This breaker is built for robust applications with a rated current of 400 A and provides protection across three poles.

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Ships from Raleigh, NC
2 Year DO Supply Warranty
Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Technical specifications for KD3400

ManufacturerEaton Cutler-Hammer
Product TypeMolded Case Circuit Breaker
Product LineSeries C Circuit Breakers
Part NumberKD3400
Weight11.50 lbs (5.22 kg)
UPC786679349199
Frame SizeK-frame
Rated Current400 A
Number of Poles3 Poles
Voltage Rating (AC)600 VAC
Voltage Rating (DC)600 VDC
Interrupting Rating at 240 VAC65 kAIC
Interrupting Rating at 480 VAC5 kAIC
Trip TypeFixed thermal, fixed magnetic
Terminal MaterialAluminum

In the realm of circuit protection, the KD3400 molded case circuit breaker from Eaton Cutler-Hammer stands out for its performance and reliability. Designed with a K-frame size, it operates effectively under a rated current of 400 A. This unit offers three-pole configurations suitable for various electrical systems.

The breaker supports voltage ratings up to 600 VAC and 600 VDC, catering to both alternating and direct current applications seamlessly. An important feature of the KD3400 is its high interrupting capacity. It can withstand 65 kAIC at 240 VAC and 5 kAIC at 480 VAC, ensuring that it effectively protects circuits during overload conditions.

This breaker employs fixed thermal and fixed magnetic trip mechanisms to enhance protection against electrical faults. Additionally, the terminals are constructed from aluminum, contributing to the unit’s durability and performance.

Weighing in at 11.5 lbs, the KD3400 is a robust choice for a variety of industrial settings. It is UPC coded as 786679349199 for ease of inventory and tracking.