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Siemens 5SY4208-7 Miniature Circuit Breaker β€” 2-Pole, C-Curve, 8A

Siemens 5SY4208-7 2-Pole Miniature Circuit Breaker, 8A, C-Curve.

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ManufacturerSiemens
Part number5SY4208-7
Part Number 5SY4208-7
Manufacturer Siemens
Type Miniature Circuit Breaker
Poles 2
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2-Pole Configuration 400V AC Rated 10kA Short-Circuit Rating C-Curve Tripping 8A Current Rating Versatile Application

The Siemens 5SY4208-7 is a two-pole miniature circuit breaker offering reliable protection for electrical circuits. It features a C-curve tripping characteristic, a 400V rated voltage, and a 10kA short-circuit breaking capacity. This breaker is rated for 8A and has a standard 70mm width (D=70 mm), making it versatile for various installations.

This circuit breaker is widely used in commercial and industrial settings where moderate inrush currents are expected. The C-curve provides a balance between sensitive protection and tolerance for short-duration surges, making it suitable for general-purpose power distribution and mixed-load circuits.

As a veteran-owned surplus distributor, Stanlo Automation specializes in providing high-quality industrial automation parts like the Siemens 5SY4208-7. We ensure our customers have access to the components they need to maintain and repair their systems, offering reliability and value.

Part Number5SY4208-7
ManufacturerSiemens
TypeMiniature Circuit Breaker
Poles2
Voltage400V
Current Rating8A
Tripping CurveC
Breaking Capacity10kA
Width70mm
Commercial Electrical Systems
Industrial Control Panels
Mixed-Load Circuits
General Power Distribution
Office Building Power
Overcurrent Protection
Siemens 5SY Series Accessories Standard DIN Rail Mounting Systems
Siemens 5SY4208-7 MCB Siemens 2 pole C curve 8A breaker Siemens 400V 10kA breaker
This breaker is part of the Siemens 5SY series and can replace other 5SY4 breakers with similar specifications. Compatible with Siemens 5SY series accessories.
Expert tip
The 8A rating and C-curve make this breaker a good choice for circuits powering multiple devices, ensuring protection without excessive nuisance tripping.
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What is the advantage of the C-curve tripping characteristic on the Siemens 5SY4208-7 miniature circuit breaker?
The C-curve on the Siemens 5SY4208-7 offers a compromise between sensitivity and inrush current tolerance. It trips between 5 to 10 times the rated current, making it suitable for circuits with moderate inductive loads or where equipment might have brief current spikes.