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SIEMENS Molded Case Circuit Breaker: 50 A Amps - ED-Frame Siemens Molded Case Circuit Breakers
SiemensED-Frame Siemens Molded Case Circuit Breakers

SIEMENS Molded Case Circuit Breaker: 50 A Amps

The SIEMENS HED42B050 is a 50 A ED-Frame molded case circuit breaker from the HED4 series. It features a maximum AIR rating of 42kA at 480V AC, a fixed instantaneous trip, and load side lug terminal connections…

SKU 3G-OTH-21946

Brand
Siemens
Item
Molded Case Circuit Breaker: 50 A Amps
Category
ED-Frame Siemens Molded Case Circuit Breakers
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Technical Specifications

Siemens
Series
HED4
Max. AIR Rating
42kA at 480V AC
Phase Connection
Any
Instantaneous Trip
Fixed
Terminal Connection
Load Side Lug
Manufacturer Part Number
HED42B050
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS HED42B050 is a 50 A ED-Frame molded case circuit breaker from the HED4 series. It features a maximum AIR rating of 42kA at 480V AC, a fixed instantaneous trip, and load side lug terminal connections, supporting any phase connection.

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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