Product Description

Siemens Door-Coupling Rotary Operating Mechanism for S3 Circuit Breakers, Grey Handle – 3RV19461B-Z

Product Description

The Siemens 3RV19461B-Z is a Door-Coupling Rotary Operating Mechanism designed for SIRIUS 3RV2/3RV1 Size S3 Motor Protection Circuit Breakers. It enables safe and convenient external operation of the circuit breaker through the panel door, allowing operators to switch the breaker ON/OFF without opening the enclosure. The mechanism includes a grey rotary handle, 300 mm extension shaft, and door interlock with a defeat function for maintenance, improving operator safety and panel accessibility. It also supports padlocking in the OFF position to enhance lockout/tagout (LOTO) safety procedures.

Designed for industrial control panels, MCCs, switchboards, OEM machinery, and automation systems, the 3RV19461B-Z offers a robust construction, simple installation, and reliable operation in demanding industrial environments. It is specifically engineered for Size S3 Siemens SIRIUS Motor Protection Circuit Breakers and provides IP65 protection when properly installed, making it suitable for harsh industrial conditions.

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 discounts, secure packaging, and fast delivery across Faridabad, Delhi NCR, and all major cities in India.

Key Features

• Genuine Siemens SIRIUS Accessory
• Model: 3RV19461B-Z
• Door-Coupling Rotary Operating Mechanism
• Suitable for S3 Frame Size Circuit Breakers
• Compatible with Siemens 3RV2 / 3RV1 Series
• Grey Rotary Handle
• Front Door Operation
• 300 mm Extension Shaft Included
• Door Interlock with Defeat Function
• Padlockable in OFF Position
• IP65 Protection (when correctly installed)
• Rugged Industrial Design
• Quick and Easy Installation

Applications

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

Benefits

• Enables safe external operation without opening the panel
• Improves operator safety with door interlock
• Supports lockout/tagout (LOTO) procedures
• Protects against accidental access to live components
• Durable construction for industrial environments
• Easy integration with Siemens S3 MPCBs
• Reduces maintenance time
• Reliable long-term performance

Frequently Asked Questions (FAQs)

Q1. What is the Siemens 3RV19461B-Z used for?

The 3RV19461B-Z is a door-coupling rotary operating mechanism that allows external ON/OFF operation of Siemens S3 Motor Protection Circuit Breakers through the control panel door.

Q2. Which circuit breakers is it compatible with?

It is designed for Siemens SIRIUS 3RV2 and 3RV1 Size S3 Motor Protection Circuit Breakers.

Q3. Does it support door interlocking?

Yes. It includes a door interlock, a defeat function for maintenance, and can be padlocked in the OFF position for enhanced safety.

Q4. Is the handle suitable for industrial environments?

Yes. The mechanism features a robust grey rotary handle and provides IP65 protection when installed correctly, making it suitable for industrial applications.

Q5. Why buy Siemens 3RV19461B-Z from SB Smart Faridabad?

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