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SIEMENS Miniature Circuit Breaker: 50 A Amps, 240V AC, 3 Poles - BQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSBQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS Miniature Circuit Breaker: 50 A Amps, 240V AC, 3 Poles

The Siemens BQ3B050 is a BQ Series miniature circuit breaker, bolt-on type, rated 50 A at 240V AC with three poles and a 10kA interrupting capacity at 240V AC. Designed for use in Siemens panelboards, this Std type…

SKU 3G-OTH-623710

Brand
SIEMENS
Item
Miniature Circuit Breaker: 50 A Amps, 240V AC, 3 Poles
Category
BQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers
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Technical Specifications

SIEMENS
Manufacturer Part Number
BQ3B050
Type
Std
AC
240V
Poles
3
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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens BQ3B050 is a BQ Series miniature circuit breaker, bolt-on type, rated 50 A at 240V AC with three poles and a 10kA interrupting capacity at 240V AC. Designed for use in Siemens panelboards, this Std type breaker provides overcurrent protection in a compact, bolt-on format.

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 BQ3B050 miniature circuit breaker used for?

The Siemens BQ3B050 is a BQ Series bolt-on miniature circuit breaker rated 50 A at 240V AC with three poles. It provides overcurrent protection in Siemens panelboards for industrial and commercial electrical distribution systems.

What are the specifications of the Siemens BQ3B050?

The Siemens BQ3B050 is a 50 A, 240V AC, three-pole miniature circuit breaker with a 10kA interrupting capacity at 240V AC. It is a bolt-on Std type designed for use in Siemens panelboards.

Where to buy the Siemens BQ3B050 worldwide?

3G Electric supplies the Siemens BQ3B050 miniature circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine Siemens BQ Series breakers for your panelboard applications.

How to install the Siemens BQ3B050 miniature circuit breaker?

Install the Siemens BQ3B050 by bolting it securely into a compatible Siemens panelboard. Ensure the circuit is de-energized, verify the 50 A rating matches your load, and torque connections per manufacturer guidelines for reliable overcurrent protection.

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 bq & bqh series, bolt-on siemens miniature 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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Miniature Circuit Breaker: 70 A Amps, 240V AC, 3 Poles, High Interrupting Capacity (MPN BQ3B070H). Key specifications — attr196014: 70 A; attr196015: 240V AC; attr196017: 22kA at 240V AC; attr196018: Siemens Panelboards; attr196016: Three; attr232503: BQH.
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