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SIEMENS Miniature Circuit Breaker: 90 A Amps, 240V AC, 3 Poles - B Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSB Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS Miniature Circuit Breaker: 90 A Amps, 240V AC, 3 Poles

The Siemens B390H is a 90 A, 240V AC, three-pole miniature circuit breaker from the BL Series, designed for bolt-on use with Siemens P1 Panelboards. It features a maximum AIR rating of 22kA at 240V AC and is…

SKU 3G-OTH-722152

Brand
SIEMENS
Item
Miniature Circuit Breaker: 90 A Amps, 240V AC, 3 Poles
Category
B Series, Bolt-On Siemens Miniature Circuit Breakers
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Technical Specifications

SIEMENS
Manufacturer Part Number
B390H
Series
BL
Type
Std
AC
240V
Amps
90 A
Phase
Three
Poles
3
For Use With
Siemens P1 Panelboards
Max. AIR Rating
22kA at 240V AC
AC Voltage Rating
240V AC
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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens B390H is a 90 A, 240V AC, three-pole miniature circuit breaker from the BL Series, designed for bolt-on use with Siemens P1 Panelboards. It features a maximum AIR rating of 22kA at 240V AC and is classified as a standard type breaker.

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 B390H miniature circuit breaker used for?

The Siemens B390H is a 90 A, 240V AC, three-pole miniature circuit breaker from the BL Series. It is designed for bolt-on use with Siemens P1 Panelboards to protect electrical circuits from overloads and short circuits in commercial and industrial applications.

What are the specifications of the Siemens B390H circuit breaker?

The Siemens B390H is rated 90 A at 240V AC, three-phase, with three poles. It has a maximum AIR rating of 22kA at 240V AC and is a standard type breaker from the BL Series. It is designed for bolt-on use with Siemens P1 Panelboards.

Where to buy the Siemens B390H circuit breaker worldwide?

3G Electric supplies the Siemens B390H 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 BL Series breaker.

How to install the Siemens B390H circuit breaker?

The Siemens B390H is a bolt-on type breaker designed for use with Siemens P1 Panelboards. Ensure the panelboard is de-energized before installation. Align the breaker with the bus bar and tighten the bolt securely. Follow all local electrical codes and manufacturer guidelines for safe 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 b 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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