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SIEMENS Miniature Circuit Breaker: 40 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: 40 A Amps, 240V AC, 3 Poles

The Siemens B340HH is a 40 A, 240V AC, three-pole miniature circuit breaker from the BL Series, designed for bolt-on use with P1 Panelboards. It carries a maximum AIR rating of 65kA at 120/240V AC and is a…

SKU 3G-OTH-721886

Brand
SIEMENS
Item
Miniature Circuit Breaker: 40 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
B340HH
Series
BL
Type
Std
AC
240V
Amps
40 A
Phase
Three
Poles
3
For Use With
P1 Panelboards
Max. AIR Rating
65kA at 120/240V AC
AC Voltage Rating
240V AC
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SIEMENS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Siemens B340HH is a 40 A, 240V AC, three-pole miniature circuit breaker from the BL Series, designed for bolt-on use with P1 Panelboards. It carries a maximum AIR rating of 65kA at 120/240V AC and is a standard-type breaker. 3G Electric interprets your demand for this OEM-specified component, sourcing it across our 14 industrial departments with specialist depth in electrical controls.

Frequently Asked Questions

What is the Siemens B340HH miniature circuit breaker used for?

The Siemens B340HH is a 40 A, 240V AC, three-pole miniature circuit breaker designed for bolt-on use in P1 Panelboards. It provides overcurrent protection in commercial and industrial electrical distribution systems, with a maximum AIR rating of 65kA at 120/240V AC.

What are the specifications of the Siemens B340HH circuit breaker?

The Siemens B340HH is a 40 A, 240V AC, three-pole miniature circuit breaker from the BL Series. It is a standard type with a maximum AIR rating of 65kA at 120/240V AC, designed for bolt-on use with P1 Panelboards. The manufacturer part number is B340HH.

Where to buy the Siemens B340HH circuit breaker worldwide?

3G Electric supplies the Siemens B340HH miniature circuit breaker to customers worldwide. We handle full logistics, customs clearance, and delivery for this OEM-specified component, sourcing it across our 14 industrial departments with specialist depth in electrical controls.

How to select the right Siemens miniature circuit breaker for a P1 panelboard?

To select the correct Siemens miniature circuit breaker for a P1 panelboard, verify the required amperage, voltage, pole count, and AIR rating. The B340HH is a 40 A, 240V AC, three-pole bolt-on breaker with 65kA interrupting capacity. Always match the breaker series (BL) to the panelboard compatibility.

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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