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Siemens 3RV1021-0FA15 S0 Motor Protection Circuit Breaker

Siemens 3RV1021-0FA15 S0 motor protection circuit breaker.

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ManufacturerSiemens

Part number3RV1021-0FA15

Size S0

Trip Class CLASS 10

A-release 0.35-0.5 A

Short-circuit release 6.5 A

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Motor protection Adjustable A-release CLASS 10 tripping Screw terminal connections Transverse auxiliary switch Standard switching capacity

Product description

The Siemens 3RV1021-0FA15 is a Size S0 motor protection circuit breaker designed for reliable motor control and protection. It features an adjustable A-release range of 0.35 to 0.5 A and a short-circuit release of 6.5 A. This breaker is equipped with screw terminals for secure connections and includes a transverse auxiliary switch with 1 Normally Open (NO) and 1 Normally Closed (NC) contact for signaling.

This circuit breaker is ideal for applications requiring precise motor overload and short-circuit protection, commonly found in industrial automation, machine building, and control panel construction. Its CLASS 10 rating ensures appropriate tripping characteristics for motor protection.

As a veteran-owned surplus parts distributor, Stanlo Automation offers the 3RV1021-0FA15, providing a cost-effective solution for your motor protection needs. We ensure the availability of essential industrial components, helping you maintain operational efficiency.

Technical specifications

Size	S0
Trip Class	CLASS 10
A-release	0.35-0.5 A
Short-circuit release	6.5 A
Terminals	Screw
Auxiliary Switch	1 NO + 1 NC
Switching Capacity	Standard
Phase-out	Yes

Common applications

Motor control

Industrial automation

Machine building

Control panels

Pump control

Fan control

Compatible systems

Motor protection applications

Also known as

Siemens 3RV1021-0FA15 SIRIUS 3RV1021-0FA15 Siemens S0 circuit breaker Motor protection breaker

Replaces / compatible with

This phased-out product's preferred successor is the Siemens SIRIUS 3RV2 series, specifically the 3RV2011-0FA15.

Technical note

Expert tip

Ensure proper wiring of the transverse auxiliary switch (1 NO + 1 NC) for accurate operational status feedback in control systems.

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Frequently asked questions

What is the adjustable current range for the Siemens 3RV1021-0FA15 circuit breaker?

The Siemens 3RV1021-0FA15 circuit breaker features an adjustable A-release range for motor protection from 0.35 to 0.5 Amps. This allows for precise setting of overload protection based on motor requirements.