Siemens
Siemens 5SJ4306-7HG42 3-Pole C-Curve Circuit Breaker — 6A 480Y/277V
Siemens 5SJ4306-7HG42 3-pole Miniature Circuit Breaker
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12-month warranty
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Same-day dispatch
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Worldwide delivery
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Veteran-owned
CAGE: 9NK75
3-pole protection
C-curve for moderate inrush
10kA interrupting rating
UL 489 certified
Versatile application
Compact design
Product description
The Siemens 5SJ4306-7HG42 is a 3-pole circuit breaker with a C-curve tripping characteristic and a 6A current rating. It offers a 10kA breaking capacity and is UL 489 certified for 480Y/277V systems.
This breaker is suitable for protecting circuits with moderate inrush currents, commonly found in lighting, control systems, and general power distribution. Its 3-pole design ensures protection across all three phases.
Source your Siemens 5SJ4306-7HG42 from Stanlo Automation, a veteran-owned surplus distributor. We are committed to providing quality automation components and reliable service.
Technical specifications
| Poles | 3 |
| Current Rating | 6A |
| Tripping Characteristic | C |
| Breaking Capacity | 10kA |
| Voltage Rating | 480Y/277V |
| Standard | UL 489 |
Common applications
Lighting circuits
Power distribution
Industrial control
Commercial installations
Machinery circuits
Control panels
Compatible systems
Industrial control panels
480V power distribution
277V lighting circuits
Also known as
Siemens 5SJ4306-7HG42 breaker
Siemens 6A C-curve 480V breaker
5SJ4 Series 6A 3-pole breaker
Replaces / compatible with
This circuit breaker is designed as a direct replacement for other Siemens 5SJ4 series breakers with identical electrical and physical specifications.
Technical note
Expert tip
The 3-pole design of the 5SJ4306-7HG42 ensures that all phases are disconnected simultaneously in the event of an overcurrent or short circuit, enhancing safety in 3-phase systems.What happens next?
1
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2
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3
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Frequently asked questions
What is the interrupting capacity of the Siemens 5SJ4306-7HG42 circuit breaker?
The Siemens 5SJ4306-7HG42 circuit breaker has an interrupting capacity of 10kA (10,000 amps). This means it can safely interrupt fault currents up to this level, providing crucial protection against short circuits and preventing damage to downstream equipment and wiring.