Siemens Door-Coupling Rotary Operating Mechanism for S00 & S0 Circuit Breakers – 3RV19261B-Z

Product Description

The Siemens 3RV19261B-Z is a genuine Door-Coupling Rotary Operating Mechanism designed for Siemens SIRIUS 3RV2 and 3RV1 Size S00 and S0 Motor Protection Circuit Breakers (MPCB). It enables safe and convenient ON/OFF operation from outside the electrical panel, allowing operators to control the circuit breaker without opening the enclosure. The operating mechanism includes a grey rotary handle, 300 mm extension shaft, door interlock, maintenance defeat facility, and padlocking capability for secure lockout/tagout (LOTO) applications. It is an ideal accessory for motor control centers, industrial control panels, OEM machinery, and factory automation systems.

Engineered specifically for S00 and S0 frame size SIRIUS circuit breakers, the 3RV19261B-Z provides reliable operation, easy installation, and long service life. When correctly installed, it offers IP65 protection, safeguarding the operating mechanism against dust and water ingress in harsh industrial environments. This accessory improves operator safety, simplifies maintenance, and enhances the overall reliability of electrical distribution systems.

At SB Smart, Faridabad, we supply 100% genuine Siemens SIRIUS accessories, Motor Protection Circuit Breakers (MPCB), Contactors, Overload Relays, Soft Starters, MCCBs, MCBs, PLCs, HMIs, VFDs, and Industrial Automation Products at competitive prices. We offer GST invoices, expert technical support, bulk order pricing, secure packaging, and fast delivery across Faridabad, Delhi NCR, Mumbai, Pune, Bengaluru, Hyderabad, Chennai, Ahmedabad, Kolkata, and all major cities in India.

Key Features

• Genuine Siemens SIRIUS Accessory
• Model: 3RV19261B-Z
• Door-Coupling Rotary Operating Mechanism
• Suitable for S00 & S0 Frame Size Circuit Breakers
• Compatible with Siemens SIRIUS 3RV1 and 3RV2 Series
• Grey Rotary Handle
• External ON/OFF Operation Through Panel Door
• 300 mm Extension Shaft
• Door Interlock with Defeat Facility
• Padlockable in OFF Position
• IP65 Protection (when properly installed)
• Heavy-Duty Industrial Construction
• Easy Installation and Long Service Life

Applications

• Motor Control Centers (MCC)
• Industrial Control Panels
• Electrical Distribution Panels
• Switchboards
• OEM Machinery
• Factory Automation
• Process Industries
• Electrical Control Cabinets
• Industrial Automation Systems

Benefits

• Enables safe external operation of the circuit breaker
• Eliminates the need to open the panel during switching
• Supports lockout/tagout (LOTO) safety procedures
• Improves operator safety with door interlock
• Reduces maintenance time
• Rugged construction for demanding industrial environments
• Perfect fit for Siemens S00 & S0 MPCBs
• Long-lasting and reliable performance

Frequently Asked Questions (FAQs)

Q1. What is the Siemens 3RV19261B-Z used for?

The 3RV19261B-Z is a door-coupling rotary operating mechanism that allows safe external ON/OFF operation of Siemens S00 and S0 Motor Protection Circuit Breakers through the panel door.

Q2. Which circuit breakers is it compatible with?

It is designed for Siemens SIRIUS 3RV1 and 3RV2 Size S00 and S0 Motor Protection Circuit Breakers.

Q3. Does it support padlocking and door interlocking?

Yes. It includes a door interlock, maintenance defeat facility, and padlocking in the OFF position, making it suitable for lockout/tagout (LOTO) safety procedures.

Q4. What is the protection rating of this operating mechanism?

When installed correctly, the 3RV19261B-Z provides IP65 protection, making it suitable for industrial environments exposed to dust and moisture.

Q5. Why buy Siemens 3RV19261B-Z from SB Smart Faridabad?

SB Smart, Faridabad supplies 100% genuine Siemens industrial automation products with competitive pricing, GST invoices, expert technical support, bulk order assistance, and fast delivery across India for OEMs, panel builders, contractors, and industrial customers.