Siemens Door-Coupling Rotary Operating Mechanism for S2 Circuit Breakers, Grey Handle – 3RV19361B-Z

The Siemens 3RV19361B-Z is a genuine Door-Coupling Rotary Operating Mechanism designed for Siemens SIRIUS 3RV2 and 3RV1 Size S2 Motor Protection Circuit Breakers (MPCB). It enables operators to safely switch the circuit breaker ON/OFF from outside the control panel door, eliminating the need to open the enclosure during normal operation. The mechanism features a grey rotary handle, 300 mm extension shaft, door interlock, defeat function for maintenance, and padlocking facility for enhanced electrical safety and lockout/tagout (LOTO) procedures. It is ideal for industrial panels, MCCs, OEM machines, and automation systems requiring secure external breaker operation.

Designed specifically for Size S2 Siemens SIRIUS circuit breakers, the 3RV19361B-Z offers rugged construction, easy installation, and dependable long-term performance. When installed correctly, it provides IP65 protection, making it suitable for demanding industrial environments with dust and moisture exposure. It is widely used in power distribution panels, motor control centers, process industries, manufacturing plants, and industrial automation applications.

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, 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, and all major cities in India.

Key Features

• Genuine Siemens SIRIUS Accessory
• Model: 3RV19361B-Z
• Door-Coupling Rotary Operating Mechanism
• Suitable for S2 Frame Size Circuit Breakers
• Compatible with Siemens 3RV2 / 3RV1 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 correctly installed)
• Heavy-Duty Industrial Construction
• Easy Installation and Maintenance

Applications

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

Benefits

• Enables safe external operation of the circuit breaker
• Prevents opening the panel during switching
• Supports lockout/tagout (LOTO) safety procedures
• Improves operator safety with door interlock
• Provides reliable operation in harsh industrial environments
• Saves maintenance time
• Long service life with rugged construction
• Perfect fit for Siemens S2 MPCBs

Frequently Asked Questions (FAQs)

Q1. What is the Siemens 3RV19361B-Z used for?

The 3RV19361B-Z is a door-coupling rotary operating mechanism that allows safe external ON/OFF operation of Siemens S2 Motor Protection Circuit Breakers through the panel door.

Q2. Which circuit breakers is it compatible with?

It is designed specifically for Siemens SIRIUS 3RV2 and 3RV1 Size S2 Motor Protection Circuit Breakers.

Q3. Does it include a door interlock and padlocking facility?

Yes. It features a door interlock, maintenance defeat function, and padlocking facility for secure lockout/tagout (LOTO) applications.

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

When properly installed, the 3RV19361B-Z provides IP65 protection, making it suitable for industrial environments exposed to dust and moisture.

Q5. Why buy Siemens 3RV19361B-Z from SB Smart Faridabad?

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