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Siemens Miniature Circuit Breaker: 0.5 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp - C-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
SiemensC-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers

Siemens Miniature Circuit Breaker: 0.5 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp

The SIEMENS IEC Miniature Circuit Breaker (SKU 30YC41, MPN 5SJ41057HG42) is a C-Curve, 1-Pole UL489 DIN Rail-Mount miniature circuit breaker rated at 0.5 A. It has an AC voltage rating of 277V AC, a DC voltage rating…

SKU 3G-OTH-23017

Brand
Siemens
Item
Miniature Circuit Breaker: 0.5 A Amps, 60V DC, 10kA at 277V AC, Screw Clamp
Category
C-Curve, 1-Pole UL489 DIN Rail-Mount Miniature Circuit Breakers
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Technical Specifications

Siemens
Manufacturer Part Number
5SJ41057HG42
Type
10kA at 277V AC, Screw Clamp, 5SJ4, AC/DC
DC
60V
Max. AIR Rating
10kA at 277V AC
AC Voltage Rating
277V AC
DC Voltage Rating
60V 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 (SKU 30YC41, MPN 5SJ41057HG42) is a C-Curve, 1-Pole UL489 DIN Rail-Mount miniature circuit breaker rated at 0.5 A. It has an AC voltage rating of 277V AC, a DC voltage rating of 60V DC, and a maximum AIR rating of 10kA at 277V AC. The terminal connection is a screw clamp.

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 5SJ41057HG42 miniature circuit breaker used for?

The SIEMENS 5SJ41057HG42 is a C-Curve, 1-Pole UL489 DIN Rail-Mount miniature circuit breaker rated at 0.5 A. It protects branch circuits in industrial control panels and equipment from overcurrent and short circuits, operating at 277V AC or 60V DC.

What are the specifications of the SIEMENS 5SJ41057HG42?

This SIEMENS IEC miniature circuit breaker has a 0.5 A rating, 277V AC and 60V DC voltage ratings, a 10kA interrupting rating at 277V AC, and a screw clamp terminal connection. It is a C-Curve, 1-Pole UL489 device from the 5SJ4 series.

Where to buy the SIEMENS 5SJ41057HG42 worldwide?

3G Electric supplies the SIEMENS 5SJ41057HG42 miniature circuit breaker worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the SIEMENS 5SJ41057HG42 miniature circuit breaker?

Install the SIEMENS 5SJ41057HG42 by snapping it onto a DIN rail. Ensure the circuit is de-energized, connect wires to the screw clamp terminals per the torque specs in the manual, and verify the C-Curve trip characteristic matches your load. Always follow local 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, 1-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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SIEMENS IEC Miniature Circuit Breaker: 16 A Amps, 60V DC, 14kA at 240V AC, Screw Clamp, 5SJ4, AC/DC (MPN 5SJ41167HG40). Key specifications — Brand: SIEMENS; DC Voltage Rating: 60V DC; Max. AIR Rating: 14kA at 240V AC; Terminal Connection: Screw Clamp; AC Voltage Rating: 240V AC.