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SIEMENS B245HH Miniature Circuit Breaker - B Series, Bolt-On Siemens Miniature Circuit Breakers
SIEMENSB Series, Bolt-On Siemens Miniature Circuit Breakers

SIEMENS B245HH Miniature Circuit Breaker

The Siemens B245HH is a 45 A, 120/240V AC, 2-pole, single-phase 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…

SKU 3G-OTH-722089

Brand
SIEMENS
Item
B245HH Miniature Circuit Breaker
Category
B Series, Bolt-On Siemens Miniature Circuit Breakers
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Technical Specifications

SIEMENS
Manufacturer Part Number
B245HH
Series
BL
Type
Std
AC
120/240V
Amps
45 A
Phase
Single
Poles
2
For Use With
P1 Panelboards
Max. AIR Rating
65kA at 120/240V AC
AC Voltage Rating
120/240V AC

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

Product Description

The Siemens B245HH is a 45 A, 120/240V AC, 2-pole, single-phase 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, ensuring reliable overcurrent protection in industrial electrical distribution.

Frequently Asked Questions

What is the Siemens B245HH miniature circuit breaker used for?

The Siemens B245HH is a 45 A, 120/240V AC, 2-pole miniature circuit breaker used for overcurrent protection in single-phase industrial electrical distribution. It is designed for bolt-on installation in P1 Panelboards, providing reliable circuit interruption with a 65kA interrupting rating.

What are the specifications of the Siemens B245HH circuit breaker?

The Siemens B245HH is a 45 A, 120/240V AC, 2-pole, single-phase miniature circuit breaker from the BL Series. It has a maximum AIR rating of 65kA at 120/240V AC and is designed for bolt-on use with P1 Panelboards. The manufacturer part number is B245HH.

Where to buy the Siemens B245HH circuit breaker worldwide?

3G Electric supplies the Siemens B245HH miniature circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to order this 45 A, 120/240V AC, 2-pole breaker for P1 Panelboards.

How to install the Siemens B245HH circuit breaker?

To install the Siemens B245HH, ensure the panel is de-energized. This bolt-on breaker mounts directly to the bus in P1 Panelboards. Torque the terminal screws to manufacturer specifications for the 45 A, 120/240V AC circuit. Always follow local electrical codes and use proper personal protective equipment.

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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