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Siemens 3RH29111NF02 Auxiliary Contact Block, 2NC, Front Mount, Frame Size S0 - Siemens Auxiliary Contacts
SiemensSiemens Auxiliary Contacts

Siemens 3RH29111NF02 Auxiliary Contact Block, 2NC, Front Mount, Frame Size S0

The SIEMENS Auxiliary Contact Block (MPN 3RH29111NF02) is a front-mounted, 2NC auxiliary contact block designed for use with SIRIUS 3RT2 contactors. It features a Frame Size of S0 and is manufactured by Siemens.

SKU 3G-OTH-38682

Brand
Siemens
Item
3RH29111NF02 Auxiliary Contact Block, 2NC, Front Mount, Frame Size S0
Part Number
3RH29111NF02
Category
Siemens Auxiliary Contacts
Available to Order
Also known as:3RH29111NF02Siemens
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
3RH29111NF02
Frame Size
S0
Compatible with Series
SIRIUS 3RT2 Contactors

Technical Documents

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Product Description

The SIEMENS Auxiliary Contact Block (MPN 3RH29111NF02) is a front-mounted, 2NC auxiliary contact block designed for use with SIRIUS 3RT2 contactors. It features a Frame Size of S0 and is manufactured by Siemens.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS 3RH29111NF02 auxiliary contact block used for?

The SIEMENS 3RH29111NF02 is a front-mounted auxiliary contact block with 2NC contacts, used to add signaling or control functions to SIRIUS 3RT2 contactors. It is commonly applied in motor control centers, industrial automation panels, and switchgear where additional normally-closed auxiliary contacts are needed for status feedback or interlocking.

What are the specifications of the SIEMENS 3RH29111NF02 auxiliary contact block?

The SIEMENS 3RH29111NF02 is a front-mounted auxiliary contact block with 2NC contacts, Frame Size S0, and is compatible with SIRIUS 3RT2 contactors. It is manufactured by Siemens under MPN 3RH29111NF02. This block provides reliable auxiliary switching for industrial control circuits.

Where to buy the SIEMENS 3RH29111NF02 auxiliary contact block worldwide?

You can source the SIEMENS 3RH29111NF02 auxiliary contact block through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine Siemens components for industrial applications.

How to install the SIEMENS 3RH29111NF02 auxiliary contact block on a SIRIUS 3RT2 contactor?

To install the SIEMENS 3RH29111NF02, mount it directly onto the front of a SIRIUS 3RT2 contactor using the provided clips. Ensure the contactor is de-energized. Align the block's mounting tabs with the contactor slots and press firmly until it snaps into place. Wire the NC terminals per your control schematic. Always follow Siemens installation guidelines.

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
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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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