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Siemens 3RV2421-0KA10 S0 Circuit Breaker, 0.9-1.25A

Siemens 3RV2421-0KA10 S0 Circuit Breaker for Transformer Protection

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ManufacturerSiemens

Part number3RV2421-0KA10

Size S0

Rated Current 0.9-1.25 A (A-release)

Short-circuit release 26 A (N-release)

Terminal Type Screw terminal

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Veteran-owned

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Transformer protection Adjustable overload setting Screw terminals Standard switching capacity Reliable protection

Product description

The Siemens 3RV2421-0KA10 is a Size S0 circuit breaker designed for transformer protection. It features an adjustable overload protection setting (A-release) from 0.9 to 1.25 A and a short-circuit release (N-release) at 26 A. This model uses screw terminals for secure and reliable connections and provides standard switching capacity, making it suitable for a range of industrial control applications.

This circuit breaker is ideal for protecting small to medium-sized transformers and other sensitive loads in industrial automation systems. Its adjustable trip settings allow for precise calibration to the specific requirements of the equipment, ensuring effective protection against overloads and short circuits across various manufacturing and processing environments.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3RV2421-0KA10. Sourcing from Stanlo provides a cost-effective procurement strategy for essential components, ensuring your automation systems remain operational and reliable.

Technical specifications

Size	S0
Rated Current	0.9-1.25 A (A-release)
Short-circuit release	26 A (N-release)
Terminal Type	Screw terminal
Switching Capacity	Standard

Common applications

Transformer protection

Motor control

Industrial automation

Control panels

Sensitive loads

Compatible systems

Siemens SIRIUS 3RV2 series accessories

Also known as

Siemens 3RV2 breaker 3RV24 series breaker S0 Siemens circuit breaker

Replaces / compatible with

Compatible with Siemens SIRIUS 3RV2 series motor protection circuit breakers. This unit is suitable for direct replacement of existing components with similar specifications.

Technical note

Expert tip

The screw terminals are designed for secure connections, but regular inspection is recommended in high-vibration environments to ensure they remain tight.

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Frequently asked questions

What is the trip class of the Siemens 3RV2421-0KA10 circuit breaker?

While the specific trip class (e.g., Class 10, Class 20) is not explicitly stated in the primary product description, the Siemens 3RV2421-0KA10 typically operates within standard motor protection trip class parameters suitable for its current rating, providing reliable protection for transformers and motors.