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Siemens Molded Case Circuit Breaker: 20 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: 20 A Amps, 42kA at 480V AC, Fixed, Load Side Lug

The SIEMENS Molded Case Circuit Breaker is a 20 A ED-Frame unit from the HED4 series, offering a maximum AIR rating of 42kA at 480V AC. It features a fixed instantaneous trip and load-side lug terminal connection…

SKU 3G-OTH-22382

Brand
Siemens
Item
Molded Case Circuit Breaker: 20 A Amps, 42kA at 480V AC, Fixed, Load Side Lug
Category
ED-Frame Siemens Molded Case Circuit Breakers
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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
HED42B020
Series
HED4
Type
42kA at 480V AC, Fixed, Load Side Lug, Any, HED4
Max. AIR Rating
42kA at 480V AC
Phase Connection
Any
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 Molded Case Circuit Breaker is a 20 A ED-Frame unit from the HED4 series, offering a maximum AIR rating of 42kA at 480V AC. It features a fixed instantaneous trip and load-side lug terminal connection, with any phase connection supported. This breaker is identified by manufacturer part number HED42B020.

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 HED42B020 molded case circuit breaker used for?

The SIEMENS HED42B020 is a 20 A ED-Frame molded case circuit breaker from the HED4 series. It is used for overcurrent protection in industrial and commercial electrical distribution systems, supporting any phase connection and a maximum AIR rating of 42kA at 480V AC.

What are the specifications of the SIEMENS HED42B020?

The SIEMENS HED42B020 is a 20 A molded case circuit breaker from the HED4 series. It has a maximum AIR rating of 42kA at 480V AC, fixed instantaneous trip, load side lug terminal connection, and supports any phase connection. The manufacturer part number is HED42B020.

Where to buy the SIEMENS HED42B020 worldwide?

3G Electric supplies the SIEMENS HED42B020 molded case circuit breaker worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this HED4 series breaker for your project.

How to select the SIEMENS HED42B020 for an application?

To select the SIEMENS HED42B020, verify your system voltage and fault current do not exceed 480V AC and 42kA. Ensure the 20 A rating matches your load, and that load side lug terminals suit your wiring. The fixed instantaneous trip and any phase connection offer flexibility for standard industrial panels.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS Molded Case Circuit Breaker: 40 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B040)
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SIEMENS Molded Case Circuit Breaker: 40 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B040)
SIEMENS Molded Case Circuit Breaker: 30 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B030)
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SIEMENS Molded Case Circuit Breaker: 30 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B030)
SIEMENS Molded Case Circuit Breaker: 15 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B015)
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SIEMENS Molded Case Circuit Breaker: 15 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B015)
SIEMENS Molded Case Circuit Breaker: 60 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B060)
Siemens
SIEMENS Molded Case Circuit Breaker: 60 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B060)
SIEMENS Molded Case Circuit Breaker: 80 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B080)
Siemens
SIEMENS Molded Case Circuit Breaker: 80 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B080)
SIEMENS Molded Case Circuit Breaker: 90 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B090)
Siemens
SIEMENS Molded Case Circuit Breaker: 90 A Amps, 42kA at 480V AC, Fixed, Load Side Lug, Any, HED4 (MPN HED42B090)

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