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SIEMENS Miniature Circuit Breaker: 20 A Amps, 120V AC, 1 Poles - BQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSBQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS Miniature Circuit Breaker: 20 A Amps, 120V AC, 1 Poles

The Siemens BQ Series Miniature Circuit Breaker (MPN BQ1B02000S01) is a 20 A, 120V AC, single-pole bolt-on unit with shunt trip, rated 10kA at 120V AC. Designed for use in Siemens panelboards, it provides overcurrent…

SKU 3G-OTH-623671

Brand
SIEMENS
Item
Miniature Circuit Breaker: 20 A Amps, 120V AC, 1 Poles
Category
BQ & BQH Series, Bolt-On Siemens Miniature Circuit Breakers
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Technical Specifications

SIEMENS
Manufacturer Part Number
BQ1B02000S01
Type
Shunt Trip
AC
120V
Poles
1
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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens BQ Series Miniature Circuit Breaker (MPN BQ1B02000S01) is a 20 A, 120V AC, single-pole bolt-on unit with shunt trip, rated 10kA at 120V AC. Designed for use in Siemens panelboards, it provides overcurrent protection with a single-pole configuration.

Frequently Asked Questions

What is the Siemens BQ1B02000S01 miniature circuit breaker used for?

The Siemens BQ1B02000S01 is a 20 A, 120V AC single-pole bolt-on miniature circuit breaker with shunt trip. It provides overcurrent protection in Siemens panelboards, commonly used in commercial and industrial electrical distribution systems to protect branch circuits.

What are the specifications of the Siemens BQ1B02000S01?

This Siemens miniature circuit breaker is rated 20 A at 120V AC, single-pole, with a 10kA interrupting capacity at 120V AC. It features a shunt trip and is designed for bolt-on mounting in Siemens panelboards. The manufacturer part number is BQ1B02000S01.

Where to buy the Siemens BQ1B02000S01 worldwide?

3G Electric supplies the Siemens BQ1B02000S01 miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this Siemens part.

How to install a Siemens bolt-on miniature circuit breaker?

To install a Siemens bolt-on circuit breaker like the BQ1B02000S01, ensure the panelboard is de-energized. Align the breaker's bolt holes with the panel bus, tighten the mounting bolt to the specified torque, and connect the load wire to the terminal. Always follow Siemens installation instructions and local electrical codes.

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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