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Siemens ED42B045 Molded Case Circuit Breaker, 45A, 18kA at 480V AC, ED4 Series - ED-Frame Siemens Molded Case Circuit Breakers
SiemensED-Frame Siemens Molded Case Circuit Breakers

Siemens ED42B045 Molded Case Circuit Breaker, 45A, 18kA at 480V AC, ED4 Series

The Siemens ED-Frame Molded Case Circuit Breaker (SKU ED42B045, MPN ED42B045) is a 45 A rated device from the ED4 series. It features a fixed instantaneous trip, a maximum AIR rating of 18kA at 480V AC, and ABC phase…

SKU 3G-OTH-21898

Brand
Siemens
Item
ED42B045 Molded Case Circuit Breaker, 45A, 18kA at 480V AC, ED4 Series
Part Number
ED42B045
Category
ED-Frame Siemens Molded Case Circuit Breakers
Available to Order
Also known as:ED42B045Siemens
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
ED42B045
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

Technical Documents

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

Product Description

The Siemens ED-Frame Molded Case Circuit Breaker (SKU ED42B045, MPN ED42B045) is a 45 A rated device from the ED4 series. It features a fixed instantaneous trip, a maximum AIR rating of 18kA at 480V AC, and ABC phase connection with load side lug terminals.

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 ED42B045 molded case circuit breaker used for?

The Siemens ED42B045 is a 45 A molded case circuit breaker used for overcurrent protection in industrial power distribution panels, motor control centers, and branch circuits. Its 18kA interrupting rating at 480V AC suits commercial and light industrial applications requiring reliable fault interruption.

What are the specifications of the Siemens ED42B045?

The Siemens ED42B045 is a 45 A, ED4-series molded case circuit breaker with a maximum AIR rating of 18kA at 480V AC. It has a fixed instantaneous trip, ABC phase connection, and load side lug terminals. The MPN is ED42B045.

Where to buy the Siemens ED42B045 worldwide?

3G Electric supplies the Siemens ED42B045 molded case circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this ED4-series device.

How to select the right Siemens molded case circuit breaker?

Select a Siemens MCCB by matching the continuous current rating (e.g., 45 A for ED42B045), interrupting capacity (18kA at 480V AC), phase connection (ABC), and trip type (fixed instantaneous). Verify terminal configuration (load side lug) fits your panel. Consult a qualified engineer for coordination studies.

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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