Home › Manufacturers › Siemens › 3RV1021-4BA10

Siemens

Siemens SIRIUS 3RV1021 Circuit Breaker - Motor Protection

Siemens Circuit Breaker Size S0 for Motor Protection

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RV1021-4BA10

Part Number 3RV1021-4BA10

Manufacturer Siemens

Series SIRIUS 3RV1

Size S0

Get a price for 3RV1021-4BA10

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

Motor protection Size S0 CLASS 10 rating Adjustable current release Screw terminals Standard switching capacity

Product description

The Siemens 3RV1021-4BA10 is a circuit breaker designed for motor protection, belonging to the SIRIUS 3RV1 series. It is a size S0 breaker with a CLASS 10 rating, featuring an adjustable current release range of 14-20A and a short-circuit release of 260A. This breaker utilizes screw terminals for secure connections and offers standard switching capacity. Please note that this is a phased-out product.

This type of circuit breaker is essential in industrial applications for safeguarding electric motors against overloads and short circuits. It is commonly found in motor control centers, machine tools, and conveyor systems where reliable protection of motor windings and connected equipment is paramount.

Stanlo Automation, a veteran-owned distributor of surplus industrial parts, provides access to components like the Siemens 3RV1021-4BA10. We help you maintain your existing equipment with reliable, quality surplus parts. Choose Stanlo Automation for your industrial component needs.

Technical specifications

Part Number	3RV1021-4BA10
Manufacturer	Siemens
Series	SIRIUS 3RV1
Size	S0
Class	10
Current Release	14-20 A
Short-Circuit Release	260 A
Terminal Type	Screw

Common applications

Motor Control

Industrial Machinery

Conveyor Systems

Machine Tools

Pump Stations

Compatible systems

Siemens SIRIUS Motor Control Systems

Also known as

SIRIUS 3RV1021 Siemens Motor Circuit Breaker

Replaces / compatible with

Phased-out product. Successor is SIRIUS 3RV2. Preferred successor type is 3RV2021-4BA10.

Technical note

Expert tip

Although phased out, the 3RV1021-4BA10 offers reliable motor protection. When replacing, consider the successor 3RV2021-4BA10 for updated features and availability.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the current rating and protection class of the Siemens 3RV1021-4BA10 circuit breaker?

The Siemens 3RV1021-4BA10 is a size S0 circuit breaker with an adjustable current release range of 14-20A and a CLASS 10 protection rating, suitable for motor protection applications.