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Siemens 3RV1421-1GA10 S0 Circuit Breaker for Transformer Protection - 4.5-6.3A

Siemens 3RV1421-1GA10 S0 Circuit Breaker for Transformer Protection

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ManufacturerSiemens

Part number3RV1421-1GA10

Size S0

Application Transformer protection

A-release 4.5...6.3 A

Short-circuit release 130 A

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Size S0 circuit breaker Transformer protection Adjustable A-release (4.5-6.3A) 130A short-circuit release Screw terminal connection Standard switching capacity

Product description

The Siemens 3RV1421-1GA10 is a Size S0 circuit breaker designed for robust transformer protection. It features an adjustable A-release range of 4.5 to 6.3 A and a short-circuit release of 130 A, equipped with screw terminals for reliable connections. This unit offers standard switching capacity.

This circuit breaker is employed in applications requiring protection for transformers against overloads and short circuits, commonly found in industrial control systems and power distribution units.

As a veteran-owned business, Stanlo Automation specializes in providing quality surplus industrial automation parts. We are dedicated to offering competitive pricing and dependable service for all your automation needs.

Technical specifications

Size	S0
Application	Transformer protection
A-release	4.5...6.3 A
Short-circuit release	130 A
Connection type	Screw terminal
Switching capacity	Standard

Common applications

Transformer Protection

Power Distribution

Industrial Control Systems

Electrical Safety

Compatible systems

Transformer Protection Industrial Power Control

Also known as

Siemens 3RV1421-1GA10 SIRIUS 3RV1421-1GA10

Replaces / compatible with

This is a phased-out product. The preferred successor is Siemens 3RV2411-1GA10.

Technical note

Expert tip

This Size S0 Siemens circuit breaker is designed for transformer protection, offering an adjustable trip range from 4.5A to 6.3A.

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Frequently asked questions

What is the adjustable current range for the Siemens 3RV1421-1GA10 transformer protection breaker?

The Siemens 3RV1421-1GA10 features an adjustable A-release setting between 4.5 and 6.3 Amperes, providing specific overcurrent protection for transformers.