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Siemens 5SY5110-7 Miniature Circuit Breaker — 1-Pole, 10A, C-Curve

Siemens 5SY5110-7 Miniature Circuit Breaker: 1-pole, C-curve, 10A.

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ManufacturerSiemens

Part number5SY5110-7

Manufacturer Siemens

Part Number 5SY5110-7

Type Miniature Circuit Breaker

Poles 1

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1-pole configuration C-curve tripping characteristic 10kA interrupting rating Universal AC/DC voltage support Protects inductive loads DIN rail mountable

Product description

The Siemens 5SY5110-7 is a 1-pole miniature circuit breaker engineered for reliable protection in circuits with moderate inrush currents, thanks to its C-curve tripping characteristic. It offers a substantial 10kA breaking capacity and is versatile for 230/400V AC and 220V DC applications.

This breaker is widely used in industrial control panels, commercial buildings, and machinery for safeguarding circuits powering equipment such as motors, transformers, and lighting systems. Its 10A rating makes it suitable for mid-range power distribution and protection needs.

Stanlo Automation, a veteran-owned surplus parts supplier, offers the Siemens 5SY5110-7 to meet your industrial automation and MRO requirements. We provide dependable, cost-effective components, ensuring your operations are supported by quality surplus parts.

Technical specifications

Manufacturer	Siemens
Part Number	5SY5110-7
Type	Miniature Circuit Breaker
Poles	1
Tripping Curve	C
Rated Current	10A
Rated Voltage AC	230/400V
Rated Voltage DC	220V
Breaking Capacity	10kA

Common applications

Industrial control panels

Commercial power distribution

Motor circuits

Transformer protection

Lighting circuits

Panel building

Compatible systems

General purpose use in AC and DC distribution systems

Also known as

Siemens 5SY series 10A breaker 5SY5110-7 MCB Siemens circuit breaker 10 Amp Siemens 10kA 10A breaker

Replaces / compatible with

This circuit breaker is part of the Siemens 5SY series and is designed to replace older or equivalent Siemens circuit breakers with similar specifications.

Technical note

Expert tip

The Siemens 5SY5110-7 is designed for quick and reliable interruption of fault currents up to 10kA.

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Frequently asked questions

What is the advantage of using a C-curve breaker like the Siemens 5SY5110-7 for motor circuits?

The Siemens 5SY5110-7 C-curve breaker is advantageous for motor circuits because it can withstand the temporary high inrush current that occurs when a motor starts. This prevents nuisance tripping while still providing effective protection against sustained overloads and short circuits.