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Siemens Miniature Circuit Breaker: 30 A Amps, 125V DC, 10kA at 277/480V AC, Screw Clamp - C-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SiemensC-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

Siemens Miniature Circuit Breaker: 30 A Amps, 125V DC, 10kA at 277/480V AC, Screw Clamp

The SIEMENS IEC Miniature Circuit Breaker (MPN 5SJ43307HG42) is a 30 A, C-Curve, 3-Pole UL489 DIN rail-mount unit. It features a Max. AIR Rating of 10kA at 277/480V AC and a DC Voltage Rating of 125V DC, with a Screw…

SKU 3G-OTH-20192

Brand
Siemens
Item
Miniature Circuit Breaker: 30 A Amps, 125V DC, 10kA at 277/480V AC, Screw Clamp
Category
C-Curve, 3-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
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Technical Specifications

Siemens
Manufacturer Part Number
5SJ43307HG42
Type
10kA at 277/480V AC, Screw Clamp, C
DC
125V
Max. AIR Rating
10kA at 277/480V AC
DC Voltage Rating
125V DC
Terminal Connection
Screw Clamp
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Miniature Circuit Breaker (MPN 5SJ43307HG42) is a 30 A, C-Curve, 3-Pole UL489 DIN rail-mount unit. It features a Max. AIR Rating of 10kA at 277/480V AC and a DC Voltage Rating of 125V DC, with a Screw Clamp terminal connection.

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 5SJ43307HG42 miniature circuit breaker used for?

The SIEMENS 5SJ43307HG42 is a 30 A, C-Curve, 3-Pole UL489 DIN rail-mount miniature circuit breaker used for overcurrent protection in industrial control panels, motor circuits, and DC applications up to 125V DC. It is suitable for branch circuit protection in commercial and industrial installations.

What are the specifications of the SIEMENS 5SJ43307HG42?

The SIEMENS 5SJ43307HG42 is a 30 A, C-Curve, 3-Pole miniature circuit breaker with a Max. AIR Rating of 10kA at 277/480V AC and a DC Voltage Rating of 125V DC. It features a Screw Clamp terminal connection and is UL489 listed for DIN rail mounting.

Where to buy the SIEMENS 5SJ43307HG42 worldwide?

3G Electric supplies the SIEMENS 5SJ43307HG42 miniature circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this Siemens-branded component.

How to install a SIEMENS DIN rail miniature circuit breaker?

To install the SIEMENS 5SJ43307HG42, snap it onto a standard 35 mm DIN rail. Ensure the breaker is in the OFF position. Connect conductors to the Screw Clamp terminals using the specified torque. Verify the system is de-energized before installation and follow all applicable 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 c-curve, 3-pole ul489 din rail-mount 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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