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Siemens 3RV1021-0HA10 S0 Motor Protection Circuit Breaker

Siemens 3RV1021-0HA10 S0 motor protection circuit breaker.

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ManufacturerSiemens

Part number3RV1021-0HA10

Size S0

Trip Class CLASS 10

A-release 0.55-0.80 A

Short-circuit release 10 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 Standard switching capacity

Product description

The Siemens 3RV1021-0HA10 is a Size S0 motor protection circuit breaker designed for essential motor safeguarding. It features an adjustable A-release range of 0.55 to 0.80 A and a short-circuit release set at 10 A. This model utilizes screw terminals for straightforward and secure installation.

This circuit breaker is engineered for direct-on-line motor starting applications where basic overload and short-circuit protection are required. The CLASS 10 rating ensures prompt tripping for common motor thermal overload scenarios.

Stanlo Automation, a veteran-owned surplus parts provider, offers the Siemens 3RV1021-0HA10. We specialize in supplying reliable automation components, including hard-to-find and legacy parts, to keep your operations running smoothly.

Technical specifications

Size	S0
Trip Class	CLASS 10
A-release	0.55-0.80 A
Short-circuit release	10 A
Terminals	Screw
Switching Capacity	Standard
Phase-out	Yes

Common applications

Motor control

Industrial automation

Machine building

Control panels

Small motor protection

Compatible systems

Motor protection applications

Also known as

Siemens 3RV1021-0HA10 SIRIUS 3RV1021-0HA10 Siemens S0 protector Motor circuit breaker

Replaces / compatible with

This phased-out product's preferred successor is the Siemens SIRIUS 3RV2 series, specifically the 3RV2011-0HA10.

Technical note

Expert tip

While this model does not include an auxiliary switch, ensure any external signaling or interlocking requirements are addressed by other means.

What happens next?

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Frequently asked questions

What is the function of the short-circuit release in the Siemens 3RV1021-0HA10?

The short-circuit release of 10 A on the Siemens 3RV1021-0HA10 is designed to quickly interrupt the circuit in the event of a severe fault, such as a short circuit, preventing damage to the motor and downstream equipment.