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Siemens 3RV1421-0AA10 S0 Circuit Breaker for Transformer Protection

Siemens 3RV1421-0AA10 S0 Circuit Breaker for Transformer Protection.

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ManufacturerSiemens

Part number3RV1421-0AA10

Type Circuit breaker

Size S0

For Transformer protection

A-release 0.11-0.16 A

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Size S0 For transformer protection Adjustable A-release Screw terminal connections Standard switching capacity

Product description

The Siemens 3RV1421-0AA10 is a size S0 circuit breaker specifically designed for transformer protection. It features an adjustable current setting range (A-release) of 0.11 to 0.16A and a short-circuit release of 3.3A, utilizing screw terminals for secure connections. This breaker offers standard switching capacity.

This circuit breaker is crucial for safeguarding transformers from overload and short-circuit conditions. It finds applications in power distribution systems, control cabinets, and industrial facilities requiring precise transformer protection.

Stanlo Automation, your trusted veteran-owned source for surplus industrial automation parts, offers the Siemens 3RV1421-0AA10. We specialize in providing access to legacy and difficult-to-find components, ensuring the longevity of your systems.

Technical specifications

Type	Circuit breaker
Size	S0
For	Transformer protection
A-release	0.11-0.16 A
Short-circuit release	3.3 A
Terminals	Screw terminal
Switching Capacity	Standard

Common applications

Transformer protection

Power distribution

Control cabinets

Industrial facilities

Electrical safety

Compatible systems

Transformers Control circuits

Also known as

Siemens 3RV1421-0AA10 SIRIUS 3RV1421-0AA10 Siemens S0 transformer breaker

Replaces / compatible with

This part is a phased-out product. The preferred successor is the Siemens SIRIUS 3RV2411-0AA10.

Technical note

Expert tip

Properly setting the adjustable current range is critical for effective transformer protection; consult the manufacturer's data for appropriate settings based on transformer capacity.

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Frequently asked questions

What is the adjustable current range for the Siemens 3RV1421-0AA10 transformer protection circuit breaker?

The Siemens 3RV1421-0AA10 circuit breaker features an adjustable 'A-release' setting for overload protection, ranging from 0.11A to 0.16A. This allows for precise calibration to protect specific transformer loads.