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Siemens Auxiliary Contact Block (MPN 3RV29211M) - Siemens Auxiliary Contacts
SiemensSiemens Auxiliary Contacts

Siemens Auxiliary Contact Block (MPN 3RV29211M)

The SIEMENS Auxiliary Contact Block (MPN 3RV29211M) is a Siemens auxiliary contact designed for use with SIRIUS 3RV2 Motor Starter Protectors. This component provides additional switching contacts for monitoring and…

SKU 3G-OTH-38437

Brand
Siemens
Item
Auxiliary Contact Block
Category
Siemens Auxiliary Contacts
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Technical Specifications

Siemens
Manufacturer Part Number
3RV29211M
Compatible with Series
SIRIUS 3RV2 Motor Starter Protectors
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Auxiliary Contact Block (MPN 3RV29211M) is a Siemens auxiliary contact designed for use with SIRIUS 3RV2 Motor Starter Protectors. This component provides additional switching contacts for monitoring and control functions within the motor starter assembly.

Frequently Asked Questions

What is the SIEMENS Auxiliary Contact Block 3RV29211M used for?

The SIEMENS Auxiliary Contact Block 3RV29211M provides additional switching contacts for monitoring and control functions when installed on SIRIUS 3RV2 Motor Starter Protectors. It is used in industrial motor control panels to signal status, interlocks, or remote alarms, enabling safe automation of machinery and conveyors.

What are the specifications of the SIEMENS 3RV29211M auxiliary contact?

The SIEMENS 3RV29211M is an auxiliary contact block from the SIRIUS series, designed exclusively for 3RV2 Motor Starter Protectors. It adds extra switching contacts for control and monitoring. The brand is SIEMENS, and the manufacturer part number is 3RV29211M. No other specifications are provided by the manufacturer.

Where to buy SIEMENS 3RV29211M auxiliary contact worldwide?

You can source the SIEMENS 3RV29211M auxiliary contact block worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We supply genuine Siemens components for motor starter protectors.

How to install the SIEMENS 3RV29211M auxiliary contact on a 3RV2 starter?

To install the SIEMENS 3RV29211M auxiliary contact block, first disconnect power to the SIRIUS 3RV2 motor starter protector. Snap the block onto the side or front mounting slot of the protector until it clicks securely. Wire the auxiliary contacts according to your control circuit diagram. Always follow Siemens installation guidelines for safety.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens siemens auxiliary contacts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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