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SIEMENS BQ2B030 BQ Series Bolt-On Miniature Circuit Breaker - BQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSBQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS BQ2B030 BQ Series Bolt-On Miniature Circuit Breaker

The Siemens BQ2B030 is a BQ Series miniature circuit breaker, bolt-on type, rated 30 A at 120/240V AC with 2 poles and a 10kA interrupting capacity at 120/240V AC. Designed for use in Siemens panelboards, this Std…

SKU 3G-OTH-623682

Brand
SIEMENS
Item
BQ2B030 BQ Series Bolt-On Miniature Circuit Breaker
Category
BQ & BQH Series, Bolt-On Siemens Miniature 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
BQ2B030
Type
Std
AC
120/240V
Poles
2

Technical Documents

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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens BQ2B030 is a BQ Series miniature circuit breaker, bolt-on type, rated 30 A at 120/240V AC with 2 poles and a 10kA interrupting capacity at 120/240V AC. Designed for use in Siemens panelboards, this Std type breaker supports single-phase operation. 3G Electric interprets your demand and delivers this genuine Siemens component across 14 industrial departments, with specialist depth in electrical controls.

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 BQ2B030 miniature circuit breaker used for?

The Siemens BQ2B030 is a bolt-on miniature circuit breaker rated 30 A at 120/240V AC, used for overcurrent protection in Siemens panelboards. It is suitable for single-phase commercial and industrial electrical distribution systems where reliable branch-circuit protection is required.

What are the specifications of the Siemens BQ2B030?

The Siemens BQ2B030 is a BQ Series miniature circuit breaker with 2 poles, 30 A rating, 120/240V AC voltage, and a 10kA interrupting capacity at 120/240V AC. It is a Std type, bolt-on design for use in Siemens panelboards, supporting single-phase operation.

Where to buy the Siemens BQ2B030 worldwide?

3G Electric supplies the genuine Siemens BQ2B030 miniature circuit breaker worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we interpret your demand and deliver this component across 14 industrial departments.

How to install the Siemens BQ2B030 miniature circuit breaker?

Install the Siemens BQ2B030 by ensuring the panelboard is de-energized, then bolt the breaker onto the bus bar. Torque terminals to manufacturer specifications for the 30 A rating. Always follow local electrical codes and use proper personal protective equipment during installation.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
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Siemens 5SJ4 series miniature circuit breaker, B-Curve, 1-pole, rated 30 A. UL489 listed for DIN rail mounting. Provides overcurrent protection for branch circuits in control panels, lighting, and HVAC applications. AC rating 240 V, 14 kA interrupting capacity; DC rating 60 V. Screw clamp terminals
SIEMENS IEC Miniature Circuit Breaker: 32 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41326HG40)
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SIEMENS IEC Miniature Circuit Breaker: 32 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41326HG40)
SIEMENS IEC Miniature Circuit Breaker: 40 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41406HG40)
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SIEMENS IEC Miniature Circuit Breaker: 40 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41406HG40)

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