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Siemens Molded Case Circuit Breaker: 40 A Amps, 18kA 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: 40 A Amps, 18kA at 480V AC, Fixed, Load Side Lug

The SIEMENS Molded Case Circuit Breaker is an ED-Frame, ED4-series device rated for 40 A with a maximum AIR rating of 18kA at 480V AC. It features a fixed instantaneous trip, ABC phase connection, and load-side lug…

SKU 3G-OTH-21861

Brand
Siemens
Item
Molded Case Circuit Breaker: 40 A Amps, 18kA 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
ED43B040
Series
ED4
Type
18kA at 480V AC, Fixed, Load Side Lug, ABC, ED4
Max. AIR Rating
18kA at 480V AC
Phase Connection
ABC
Instantaneous Trip
Fixed
Terminal Connection
Load Side Lug
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Molded Case Circuit Breaker is an ED-Frame, ED4-series device rated for 40 A with a maximum AIR rating of 18kA at 480V AC. It features a fixed instantaneous trip, ABC phase connection, and load-side lug terminal connection (MPN ED43B040).

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS ED43B040 molded case circuit breaker used for?

The SIEMENS ED43B040 is an ED-Frame, ED4-series molded case circuit breaker rated for 40 A with an 18kA interrupting capacity at 480V AC. It protects industrial electrical circuits from overloads and short circuits, commonly used in panelboards, switchboards, and motor control centers.

What are the specifications of the SIEMENS ED43B040 circuit breaker?

The SIEMENS ED43B040 is a 40 A, ED4-series molded case circuit breaker with a maximum AIR rating of 18kA at 480V AC. It features a fixed instantaneous trip, ABC phase connection, and load-side lug terminal connection. The manufacturer part number is ED43B040.

Where to buy the SIEMENS ED43B040 circuit breaker worldwide?

3G Electric supplies the SIEMENS ED43B040 molded case circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this ED4-series device.

How to select the correct SIEMENS ED-frame circuit breaker for my application?

To select the correct SIEMENS ED-frame breaker like the ED43B040, verify your system voltage (480V AC), required amp rating (40 A), interrupting capacity (18kA), phase connection (ABC), and terminal type (load-side lug). Always consult a licensed electrician and follow NEC guidelines for proper coordination.

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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SIEMENS Molded Case Circuit Breaker: 30 A Amps, 18kA at 480V AC, Fixed, Load Side Lug, ABC, ED4 (MPN ED43B030). Key specifications — Phase Connection: ABC; Instantaneous Trip: Fixed; Terminal Connection: Load Side Lug; Series: ED4; Max. AIR Rating: 18kA at 480V AC.
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