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Siemens Control Relay: DIN-Rail & Surface Relay Mounting, 230V AC Coil Volt, 3NO/1NC - Combination DIN-Rail & Surface-Mounted Relays
SiemensCombination DIN-Rail & Surface-Mounted Relays

Siemens Control Relay: DIN-Rail & Surface Relay Mounting, 230V AC Coil Volt, 3NO/1NC

The SIEMENS IEC Control Relay (MPN 3RH21311AP00) is a combination DIN-rail and surface-mounted relay with a 230V AC coil voltage and 3NO/1NC, 10 A contact configuration. 3G Electric interprets your demand for this…

SKU 3G-OTH-37280

Brand
Siemens
Item
Control Relay: DIN-Rail & Surface Relay Mounting, 230V AC Coil Volt, 3NO/1NC
Category
Combination DIN-Rail & Surface-Mounted Relays
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Technical Specifications

Siemens
Manufacturer Part Number
3RH21311AP00
Type
3NO/1NC, 10 A
AC Coil Volt
230V

Technical Documents

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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Control Relay (MPN 3RH21311AP00) is a combination DIN-rail and surface-mounted relay with a 230V AC coil voltage and 3NO/1NC, 10 A contact configuration. 3G Electric interprets your demand for this specific Siemens control component, sourcing it with full accountability across our 14 industrial departments, and backs it with specialist depth in controls as an authorised distributor.

Frequently Asked Questions

What is the SIEMENS 3RH21311AP00 control relay used for?

The SIEMENS 3RH21311AP00 is an IEC control relay used for switching and controlling industrial circuits. It is commonly applied in motor control centers, conveyor systems, and automation panels where reliable 230V AC coil operation and 10 A contact rating are required.

What are the specifications of the SIEMENS 3RH21311AP00 relay?

This SIEMENS control relay has a 230V AC coil voltage, 3 normally open and 1 normally closed contact configuration, and a 10 A rated current. It supports combination DIN-rail and surface mounting, making it versatile for panel installations. The MPN is 3RH21311AP00.

Where to buy the SIEMENS 3RH21311AP00 relay worldwide?

You can source the SIEMENS 3RH21311AP00 relay 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 on this relay.

How to install the SIEMENS 3RH21311AP00 control relay?

Mount the SIEMENS 3RH21311AP00 relay on a DIN rail or surface using the integrated clips. Connect the 230V AC coil supply to the designated terminals, and wire the 3NO/1NC contacts per your control circuit. Always follow local electrical codes and de-energize before installation.

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 combination din-rail & surface-mounted relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 120V AC Coil Volt, 3NO/1NC, 10 A (MPN 3RH21311AF00)
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SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 120V AC Coil Volt, 3NO/1NC, 10 A (MPN 3RH21311AF00)
SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 230V AC Coil Volt, 2NO/2NC, 10 A (MPN 3RH21221AP00)
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SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 230V AC Coil Volt, 2NO/2NC, 10 A (MPN 3RH21221AP00)
SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 120V AC Coil Volt, 3NO/1NC, 10 A (MPN 3RH21312AF00)
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SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 120V AC Coil Volt, 3NO/1NC, 10 A (MPN 3RH21312AF00)
SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 24V DC Coil Volt, 3NO/1NC, 10 A (MPN 3RH21312FB40)
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SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 24V DC Coil Volt, 3NO/1NC, 10 A (MPN 3RH21312FB40)
SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 24V AC Coil Volt, 2NO/2NC, 10 A (MPN 3RH21222AB00)
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SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 24V AC Coil Volt, 2NO/2NC, 10 A (MPN 3RH21222AB00)
SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 120V AC Coil Volt, 2NO/2NC, 10 A (MPN 3RH21222AK60)
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SIEMENS IEC Control Relay: DIN-Rail & Surface Relay Mounting, 120V AC Coil Volt, 2NO/2NC, 10 A (MPN 3RH21222AK60)

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