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SIEMENS Miniature Circuit Breaker: 30 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: 30 A Amps, 120/240V AC, 2 Poles

The Siemens BQH Series BQ2B030H is a 2-pole, 30 A, 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-623685

Brand
SIEMENS
Item
Miniature Circuit Breaker: 30 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
BQ2B030H
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 BQ2B030H is a 2-pole, 30 A, 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-phase 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 BQ2B030H miniature circuit breaker used for?

The Siemens BQ2B030H is a 2-pole, 30 A high-interrupting-capacity miniature circuit breaker used for overcurrent protection in commercial and industrial electrical distribution systems. It installs in Siemens panelboards and is rated for 120/240V AC with a 22kA interrupting capacity.

What are the specifications of the Siemens BQ2B030H?

The Siemens BQ2B030H is a 30 A, 2-pole miniature circuit breaker rated 120/240V AC with a 22kA interrupting capacity at that voltage. It is a single-phase, bolt-on type from the BQH series, designed for use in Siemens panelboards. The manufacturer part number is BQ2B030H.

Where to buy the Siemens BQ2B030H worldwide?

3G Electric supplies the Siemens BQ2B030H miniature circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this high-interrupting-capacity breaker for commercial and industrial applications.

How to install the Siemens BQ2B030H circuit breaker?

Install the Siemens BQ2B030H by bolting it into a compatible Siemens panelboard. Ensure power is off, then torque terminals to manufacturer specifications. Use only with copper or aluminum conductors rated for 60/75°C. Follow local electrical codes and the panelboard installation manual for safe operation.

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: 80 A Amps, 120/240V AC, 2 Poles, Std (MPN BQ2B080). Key specifications — attr196014: 80 A; attr196015: 120/240V AC; attr196017: 10kA at 120/240V AC; attr196018: Siemens Panelboards; attr196016: Single; attr232503: BQ.
Miniature Circuit Breaker: 25 A Amps, 240V AC, 3 Poles, High Interrupting Capacity (MPN BQ3B025H). Key specifications — attr196014: 25 A; attr196015: 240V AC; attr196017: 22kA at 240V AC; attr196018: Siemens Panelboards; attr196016: Three; attr232503: BQH.
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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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Miniature Circuit Breaker: 20 A Amps, 120V AC, 1 Poles, Std (MPN BQ1B020). Key specifications — attr196014: 20 A; attr196015: 120V AC; attr196017: 10kA at 120V AC; attr196018: Siemens Panelboards; attr196016: Single; attr232503: BQ.
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