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Siemens Molded Case Circuit Breaker: 110 A Amps, 42kA at 480V AC, Fixed, Load Side Lug - ED-Frame Siemens Molded Case Circuit Breakers
SiemensED-Frame Siemens Molded Case Circuit Breakers

Siemens Molded Case Circuit Breaker: 110 A Amps, 42kA at 480V AC, Fixed, Load Side Lug

The Siemens ED-Frame Molded Case Circuit Breaker (SKU 6GNC5) is a 110 A rated device from the HED4 series, featuring a maximum AIR rating of 42kA at 480V AC. It has a fixed instantaneous trip, ABC phase connection…

SKU 3G-OTH-22113

Brand
Siemens
Item
Molded Case Circuit Breaker: 110 A Amps, 42kA at 480V AC, Fixed, Load Side Lug
Category
ED-Frame Siemens Molded Case Circuit Breakers
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Technical Specifications

Siemens
Manufacturer Part Number
HED43B110
Series
HED4
Type
42kA at 480V AC, Fixed, Load Side Lug, ABC, HED4
Max. AIR Rating
42kA at 480V AC
Phase Connection
ABC
Instantaneous Trip
Fixed
Terminal Connection
Load Side Lug
View Full Spec Sheet

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

Product Description

The Siemens ED-Frame Molded Case Circuit Breaker (SKU 6GNC5) is a 110 A rated device from the HED4 series, featuring a maximum AIR rating of 42kA at 480V AC. It has a fixed instantaneous trip, ABC phase connection, and load-side lug terminal connection (MPN HED43B110).

Frequently Asked Questions

What is the Siemens HED43B110 molded case circuit breaker used for?

The Siemens HED43B110 is a 110 A molded case circuit breaker used for overcurrent protection in industrial and commercial electrical distribution systems. It is designed for fixed installations with ABC phase connection and load-side lug terminals, suitable for branch circuits and feeder protection in panelboards and switchboards.

What are the specifications of the Siemens HED4 series circuit breaker?

The Siemens HED4 series circuit breaker (MPN HED43B110) is rated 110 A with a maximum AIR rating of 42kA at 480V AC. It features a fixed instantaneous trip, ABC phase connection, and load-side lug terminal connection. This ED-frame breaker is suitable for high-fault-current applications in industrial environments.

Where to buy Siemens HED43B110 circuit breakers worldwide?

You can source the Siemens HED43B110 molded case circuit breaker 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; we supply genuine Siemens components for industrial applications.

How to select the correct Siemens molded case circuit breaker for an application?

To select the correct Siemens molded case circuit breaker, verify the continuous current rating (110 A for HED43B110), available fault current (42kA at 480V AC), phase connection (ABC), and terminal type (load-side lug). Ensure the frame size (ED-frame) matches your panelboard cutout and that the instantaneous trip setting is appropriate for your load.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens ed-frame siemens 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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