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Siemens ED42B030 ED-Frame Molded Case Circuit Breaker - ED-Frame Siemens Molded Case Circuit Breakers
SiemensED-Frame Siemens Molded Case Circuit Breakers

Siemens ED42B030 ED-Frame Molded Case Circuit Breaker

The SIEMENS Molded Case Circuit Breaker is an ED-Frame, ED4-series device rated for 30 A amps with a maximum AIR rating of 18kA at 480V AC. It features a fixed instantaneous trip and a load-side lug terminal…

SKU 3G-OTH-22503

Brand
Siemens
Item
ED42B030 ED-Frame Molded Case Circuit Breaker
Part Number
ED42B030
Category
ED-Frame Siemens Molded Case Circuit Breakers
Available to Order
Also known as:ED42B030Siemens
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Technical Specifications

Siemens
Manufacturer Part Number
ED42B030
Series
ED4
Type
18kA at 480V AC, Fixed, Load Side Lug, Any, ED4
Max. AIR Rating
18kA at 480V AC
Phase Connection
Any
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 30 A amps with a maximum AIR rating of 18kA at 480V AC. It features a fixed instantaneous trip and a load-side lug terminal connection, supporting any phase connection. This product is identified by manufacturer part number ED42B030 and SKU ED42B030.

Frequently Asked Questions

What is the SIEMENS ED42B030 molded case circuit breaker used for?

The SIEMENS ED42B030 is an ED4-series molded case circuit breaker rated for 30 A with an 18kA interrupting capacity at 480V AC. It protects electrical circuits from overloads and short circuits in industrial and commercial power distribution systems, supporting any phase connection.

What are the specifications of the SIEMENS ED42B030 circuit breaker?

The SIEMENS ED42B030 is an ED4-frame molded case circuit breaker rated for 30 A amps with a maximum AIR rating of 18kA at 480V AC. It features a fixed instantaneous trip, load-side lug terminal connection, and supports any phase connection. The manufacturer part number is ED42B030.

Where to buy the SIEMENS ED42B030 circuit breaker worldwide?

3G Electric supplies the SIEMENS ED42B030 molded case circuit breaker worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this ED4-series breaker with part number ED42B030.

How to select the correct SIEMENS ED4 molded case circuit breaker?

To select the correct SIEMENS ED4 circuit breaker, verify the required amp rating (e.g., 30 A), voltage (480V AC), and interrupting capacity (18kA). Ensure the terminal connection (load-side lug) and trip type (fixed) match your panel. Consult a licensed electrician for proper coordination with your system.

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
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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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