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EATON HKD3400 K-Frame Molded Case Circuit Breaker - K-Frame Eaton Molded Case Circuit Breakers
EATONK-Frame Eaton Molded Case Circuit Breakers

EATON HKD3400 K-Frame Molded Case Circuit Breaker

The EATON HKD3400 is a K-Frame Molded Case Circuit Breaker from the HKD series, rated for 400 A amps with a maximum AIR rating of 100kA at 240V AC. It features a fixed instantaneous trip, ABC phase connection, and…

SKU 3G-OTH-23922

Also listed as: HKD 3400 · HKD-3400

Brand
EATON
Item
HKD3400 K-Frame Molded Case Circuit Breaker
Part Number
HKD3400
Category
K-Frame Eaton Molded Case Circuit Breakers
Available to Order
Also known as:HKD3400EATON
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

EATON
Manufacturer Part Number
HKD3400
Series
HKD
Type
100kA at 240V AC, Fixed, ABC, Line/Load Lug, Std, HKD
Frame Size
400A/K
Max. AIR Rating
100kA at 240V AC
Phase Connection
ABC
Instantaneous Trip
Fixed
Terminal Connection
Line/Load Lug

Technical Documents

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EATON Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EATON HKD3400 is a K-Frame Molded Case Circuit Breaker from the HKD series, rated for 400 A amps with a maximum AIR rating of 100kA at 240V AC. It features a fixed instantaneous trip, ABC phase connection, and line/load lug terminal connections.

Frequently Asked Questions

What is the EATON HKD3400 molded case circuit breaker used for?

The EATON HKD3400 is a K-Frame molded case circuit breaker used for overcurrent protection in industrial and commercial electrical distribution systems. It protects branch circuits and equipment from short circuits and overloads, with a 400 A rating and 100kA interrupting capacity at 240V AC.

What are the specifications of the EATON HKD3400?

The EATON HKD3400 is a 400 A K-Frame breaker from the HKD series. It has a maximum AIR rating of 100kA at 240V AC, fixed instantaneous trip, ABC phase connection, and line/load lug terminals. The manufacturer part number is HKD3400.

Where to buy the EATON HKD3400 worldwide?

You can source the EATON HKD3400 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to select the right EATON molded case circuit breaker?

Select an EATON MCCB like the HKD3400 by matching the frame size (400A/K), voltage rating (240V AC), and interrupting capacity (100kA) to your system requirements. Ensure phase connection (ABC) and terminal type (line/load lug) match your panel. Consult a licensed electrician for proper coordination.

Used in

Common applications for EATON
Commercial electrical distribution — Eaton GHB Series miniature circuit breakers for panelboard overcurrent protection
Industrial motor control — Eaton DS7 soft start for three-phase motor starting in pumps and fans
HVAC and process control — Eaton PowerXL DA1 variable frequency drive for speed control of three-phase AC motors
Machine status indication — Eaton SL4 series tower light modules and mounting bases for visual signaling
Fire alarm systems — Eaton ELSTR and ELSTR-N strobes for wall-mount visual notification
Data center power management — Eaton WEBCARDLXE network management card for remote UPS monitoring
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EATON Products

3G Electric supplies EATON k-frame eaton molded case circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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