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Siemens 3RV1421-1EA10 S0 Circuit Breaker for Transformer Protection - 2.8-4A

Siemens 3RV1421-1EA10 S0 Circuit Breaker for Transformer Protection

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ManufacturerSiemens

Part number3RV1421-1EA10

Size S0

Application Transformer protection

A-release 2.8...4 A

Short-circuit release 82 A

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Size S0 circuit breaker Transformer protection Adjustable A-release (2.8-4A) 82A short-circuit release Screw terminal connection Standard switching capacity

Product description

The Siemens 3RV1421-1EA10 is a Size S0 circuit breaker specifically designed for transformer protection. It features an adjustable A-release range of 2.8 to 4 A and a short-circuit release of 82 A, with screw terminals for installation. This breaker offers standard switching capacity.

This circuit breaker is commonly used in transformer protection circuits within power distribution systems, industrial facilities, and control panels. Its adjustable current setting allows for precise protection of transformer windings.

Stanlo Automation provides a reliable source for industrial automation components. As a veteran-owned distributor, we focus on delivering quality surplus parts, excellent customer service, and competitive pricing.

Technical specifications

Size	S0
Application	Transformer protection
A-release	2.8...4 A
Short-circuit release	82 A
Connection type	Screw terminal
Switching capacity	Standard

Common applications

Transformer Protection

Power Distribution Panels

Industrial Control

Electrical Infrastructure

Compatible systems

Transformer Protection Circuits Control Panels

Also known as

Siemens 3RV1421-1EA10 SIRIUS 3RV1421-1EA10

Replaces / compatible with

This is a phased-out product. The preferred successor is Siemens 3RV2411-1EA10.

Technical note

Expert tip

This Size S0 breaker is specifically designed for transformer protection, offering adjustable overcurrent settings for optimal safety.

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Frequently asked questions

What is the current rating range for the Siemens 3RV1421-1EA10 circuit breaker?

The Siemens 3RV1421-1EA10 features an adjustable A-release with a current rating range of 2.8 to 4 Amperes, suitable for specific transformer protection needs.