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Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A - Non-Reversing IEC Contactors
SiemensNon-Reversing IEC Contactors

Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A

The SIEMENS IEC Magnetic Contactor is a non-reversing contactor with 3 poles and 3 normally open (NO) contacts, rated for 51 A with a 24V AC coil (MPN 3RT20361AC20). It does not include integrated surge suppression.

SKU 3G-OTH-44757

Brand
Siemens
Item
Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A
Category
Non-Reversing IEC Contactors
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Technical Specifications

Siemens
Manufacturer Part Number
3RT20361AC20
Type
51 A
Poles
3
AC Coil
24V
Contacts
3NO
Integrated Surge Suppression
No
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Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Magnetic Contactor is a non-reversing contactor with 3 poles and 3 normally open (NO) contacts, rated for 51 A with a 24V AC coil (MPN 3RT20361AC20). It does not include integrated surge suppression.

Frequently Asked Questions

What is the SIEMENS IEC Magnetic Contactor 3RT20361AC20 used for?

This SIEMENS IEC magnetic contactor is used for switching and controlling electrical loads in industrial motor control, lighting, and HVAC applications. It is a non-reversing, 3-pole device rated for 51 A with a 24V AC coil, suitable for frequent on/off cycling of three-phase motors and other inductive loads.

What are the specifications of the SIEMENS 3RT20361AC20 contactor?

The SIEMENS 3RT20361AC20 is a non-reversing IEC magnetic contactor with 3 poles and 3 normally open (NO) contacts. It has a current rating of 51 A and a coil voltage of 24V AC. It does not include integrated surge suppression. The brand is SIEMENS and the manufacturer part number is 3RT20361AC20.

Where to buy the SIEMENS 3RT20361AC20 contactor worldwide?

You can source the SIEMENS 3RT20361AC20 contactor 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 provide competitive pricing and reliable sourcing for this Siemens IEC contactor.

How to select the right SIEMENS contactor for a motor application?

To select the right SIEMENS contactor, match the contactor's rated current (e.g., 51 A for the 3RT20361AC20) to the motor full-load current. Ensure coil voltage (24V AC) matches your control circuit. For non-reversing applications, a 3-pole contactor with 3NO contacts is standard. Always consult the motor nameplate and local electrical codes for proper sizing.

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 non-reversing iec contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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