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Siemens 5SY6305-7 3-Pole Miniature Circuit Breaker — 0.5A C-Curve

Siemens 5SY6305-7 Miniature Circuit Breaker, 0.5A, 3-Pole.

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ManufacturerSiemens

Part number5SY6305-7

Voltage 400V AC

Current 0.5A

Poles 3

Breaking Capacity 6kA

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12-month warranty

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Veteran-owned

CAGE: 9NK75

3-pole configuration 0.5A rated current for sensitive circuits C-curve tripping 6kA interruption rating 400V AC operational voltage Standard 70mm DIN rail width

Product description

The Siemens 5SY6305-7 is a highly sensitive 3-pole miniature circuit breaker, essential for precise overcurrent protection. It features a C-curve trip response, a low rated current of 0.5A, a 6kA breaking capacity, and operates at up to 400V AC. Its 70mm width ensures compatibility with most standard electrical enclosures.

This breaker is ideal for protecting sensitive electronic equipment, control circuits, or areas requiring a lower current threshold for fault detection. It safeguards against overloads and short circuits, ensuring system integrity.

Stanlo Automation, a veteran-owned business, specializes in providing quality surplus industrial automation parts. The Siemens 5SY6305-7 is available to help you maintain your systems with reliable and cost-effective components.

Technical specifications

Voltage	400V AC
Current	0.5A
Poles	3
Breaking Capacity	6kA
Curve Type	C
Width	70mm
Manufacturer	Siemens

Common applications

Sensitive electronic equipment protection

Control panel circuits

Low current distribution

Data center power distribution

Telecommunications equipment

Instrumentation circuits

Compatible systems

Standard DIN rail mounting Siemens 5SY accessory modules

Also known as

Siemens 5SY6305-7 MCB 3-pole 0.5A circuit breaker Siemens C-curve 0.5A

Replaces / compatible with

Can replace older Siemens 5SY circuit breakers with identical ratings and is compatible with 5SY series accessories.

Technical note

Expert tip

Utilize this breaker for circuits where precise protection against small overloads is critical, minimizing damage to delicate components.

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Frequently asked questions

What are the primary applications for the Siemens 5SY6305-7 0.5A circuit breaker?

The Siemens 5SY6305-7, with its low 0.5A rating and C-curve, is ideal for protecting sensitive electronic devices, control circuits, and instrumentation. It provides precise overcurrent protection where lower current thresholds are required for safety and reliability.