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SIEMENS Miniature Circuit Breaker: 70 A Amps, 480V AC, 2 Poles - BQD Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSBQD Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS Miniature Circuit Breaker: 70 A Amps, 480V AC, 2 Poles

The Siemens BQD Series Miniature Circuit Breaker (MPN BQD270) is a bolt-on, 2-pole unit rated 70 A at 480V AC with a 14kA interrupting capacity at 480V AC. Designed for use in Siemens P1 Panelboards, this…

SKU 3G-OTH-725651

Brand
SIEMENS
Item
Miniature Circuit Breaker: 70 A Amps, 480V AC, 2 Poles
Category
BQD Series, Bolt-On Siemens Miniature Circuit Breakers
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Technical Specifications

SIEMENS
Manufacturer Part Number
BQD270
Type
Std
AC
480V
Poles
2
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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens BQD Series Miniature Circuit Breaker (MPN BQD270) is a bolt-on, 2-pole unit rated 70 A at 480V AC with a 14kA interrupting capacity at 480V AC. Designed for use in Siemens P1 Panelboards, this single-phase breaker provides overcurrent protection in industrial electrical distribution systems.

Frequently Asked Questions

What is the Siemens BQD270 miniature circuit breaker used for?

The Siemens BQD270 is a bolt-on miniature circuit breaker used for overcurrent protection in industrial electrical distribution systems. It is designed for single-phase applications in Siemens P1 Panelboards, rated 70 A at 480V AC with a 14kA interrupting capacity.

What are the specifications of the Siemens BQD270 circuit breaker?

The Siemens BQD270 is a 2-pole, bolt-on miniature circuit breaker rated 70 A at 480V AC. It has a 14kA interrupting capacity at 480V AC and is designed for use in Siemens P1 Panelboards. The breaker is single-phase and part of the BQD series.

Where to buy the Siemens BQD270 circuit breaker worldwide?

3G Electric supplies the Siemens BQD270 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 item.

How to select the right Siemens BQD circuit breaker for a panelboard?

To select the correct Siemens BQD breaker, match the voltage, current rating, and interrupting capacity to your panelboard specifications. The BQD270 is a 70 A, 480V AC, 2-pole unit for Siemens P1 Panelboards. Always verify the breaker type (bolt-on) and phase configuration before ordering.

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 bqd 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: 35 A Amps, 480V AC, 2 Poles, Std (MPN BQD235). Key specifications — attr196014: 35 A; attr196015: 480V AC; attr196017: 14kA at 480V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
Miniature Circuit Breaker: 50 A Amps, 480V AC, 2 Poles, Std (MPN BQD250). Key specifications — attr196014: 50 A; attr196015: 480V AC; attr196017: 14kA at 480V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
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Miniature Circuit Breaker: 50 A Amps, 480V AC, 2 Poles, Std (MPN BQD250). Key specifications — attr196014: 50 A; attr196015: 480V AC; attr196017: 14kA at 480V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
Miniature Circuit Breaker: 45 A Amps, 480V AC, 2 Poles, Std (MPN BQD245). Key specifications — attr196014: 45 A; attr196015: 480V AC; attr196017: 14kA at 480V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
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Miniature Circuit Breaker: 45 A Amps, 480V AC, 2 Poles, Std (MPN BQD245). Key specifications — attr196014: 45 A; attr196015: 480V AC; attr196017: 14kA at 480V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
Miniature Circuit Breaker: 80 A Amps, 480V AC, 2 Poles, Std (MPN BQD280). Key specifications — attr196014: 80 A; attr196015: 480V AC; attr196017: 14kA at 480V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
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Miniature Circuit Breaker: 80 A Amps, 277V AC, 1 Poles, Std (MPN BQD180). Key specifications — attr196014: 80 A; attr196015: 277V AC; attr196017: 14kA at 277V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
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Miniature Circuit Breaker: 80 A Amps, 277V AC, 1 Poles, Std (MPN BQD180). Key specifications — attr196014: 80 A; attr196015: 277V AC; attr196017: 14kA at 277V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
Miniature Circuit Breaker: 30 A Amps, 480V AC, 2 Poles, Std (MPN BQD230). Key specifications — attr196014: 30 A; attr196015: 480V AC; attr196017: 14kA at 480V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
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Miniature Circuit Breaker: 30 A Amps, 480V AC, 2 Poles, Std (MPN BQD230). Key specifications — attr196014: 30 A; attr196015: 480V AC; attr196017: 14kA at 480V AC; attr196018: Siemens P1 Panelboards; attr196016: Single; attr232503: BQD.
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