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SIEMENS Miniature Circuit Breaker: 50 A Amps, 120/240V AC, 2 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, 120/240V AC, 2 Poles

The Siemens BQH Series BQ2B050H is a 50 A, 2-pole, high-interrupting-capacity miniature circuit breaker rated for 120/240V AC with a 22kA interrupting capacity at that voltage. Designed for bolt-on installation in…

SKU 3G-OTH-623706

Brand
SIEMENS
Item
Miniature Circuit Breaker: 50 A Amps, 120/240V AC, 2 Poles
Category
BQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers
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Technical Specifications

SIEMENS
Manufacturer Part Number
BQ2B050H
Type
High Interrupting Capacity
AC
120/240V
Poles
2
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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens BQH Series BQ2B050H is a 50 A, 2-pole, high-interrupting-capacity miniature circuit breaker rated for 120/240V AC with a 22kA interrupting capacity at that voltage. Designed for bolt-on installation in Siemens panelboards, this single-unit breaker provides overcurrent protection in commercial and industrial electrical distribution systems.

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 BQ2B050H miniature circuit breaker used for?

The Siemens BQ2B050H is a 50 A, 2-pole miniature circuit breaker used for overcurrent protection in commercial and industrial electrical distribution systems. It installs in Siemens panelboards and provides high interrupting capacity (22kA at 120/240V AC) to safeguard branch circuits from overloads and short circuits.

What are the specifications of the Siemens BQ2B050H?

The Siemens BQ2B050H is rated 50 A at 120/240V AC, 2 poles, with a high interrupting capacity of 22kA at 120/240V AC. It is a bolt-on type, single-unit breaker from the BQH series, designed for use in Siemens panelboards. The manufacturer part number is BQ2B050H.

Where to buy the Siemens BQ2B050H worldwide?

3G Electric supplies the Siemens BQ2B050H miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this high-interrupting-capacity breaker for Siemens panelboards.

How to install the Siemens BQ2B050H circuit breaker?

The Siemens BQ2B050H is a bolt-on breaker designed for installation in Siemens panelboards. Ensure the panel is de-energized, then align the breaker with the bus bar and tighten the bolt securely. Follow all applicable electrical codes and the manufacturer's instructions for proper overcurrent protection and safety.

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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