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Siemens 5SY4304-7 3-Pole Miniature Circuit Breaker β€” 4A

Siemens 5SY4304-7 3-pole miniature circuit breaker.

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ManufacturerSiemens
Part number5SY4304-7
Type Miniature Circuit Breaker
Manufacturer Siemens
Part Number 5SY4304-7
Poles 3
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3-pole protection 400V rated 10kA breaking capacity C-curve tripping 4A current rating 70mm depth

The Siemens 5SY4304-7 is a 3-pole miniature circuit breaker designed for reliable three-phase circuit protection. It operates at 400V with a 10kA breaking capacity and features a C-curve tripping characteristic, suitable for loads with moderate inrush currents. This breaker is rated for 4A and has a standard 70mm depth.

This 4A, 3-pole circuit breaker is well-suited for protecting three-phase control circuits, small motors, lighting systems, and other loads that require protection against overloads and short circuits where moderate starting currents are expected.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 5SY4304-7. We are committed to providing quality industrial components, competitive pricing, and fast, reliable service to meet your automation needs.

TypeMiniature Circuit Breaker
ManufacturerSiemens
Part Number5SY4304-7
Poles3
Rated Voltage400V
Breaking Capacity10kA
Current Rating4A
Trip CurveC
Depth70 mm
Control circuits
Small motor protection
Lighting circuits
Three-phase distribution
Automation systems
Industrial electrical panels
Compatible with Siemens modular DIN rail systems and enclosures.
Siemens 5SY4304-7 MCB Siemens 4A 3-pole breaker 5SY43047
This Siemens 5SY4304-7 breaker is part of the 5SY4 series and can be used as a replacement for other 5SY4 3-pole breakers with similar electrical ratings. It is compatible with Siemens switchgear accessories.
Expert tip
The 5SY4304-7 is designed for secure mounting on standard 35mm DIN rails within compatible enclosures.
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What types of loads are best protected by the Siemens 5SY4304-7 4A C-curve breaker?
The Siemens 5SY4304-7 is ideal for protecting three-phase loads with moderate inrush currents, such as small motors, control systems, and certain lighting circuits. Its C-curve characteristic ensures it doesn't trip unnecessarily during startup but provides effective protection against overloads and short circuits.