Reliable, efficient, and built for worldwide compatibility, the Siemens 3RT2036‑3AL20 power contactor is the go‑to solution for diverse industrial and commercial applications across global markets. With its compact S2 design, this 3‑pole contactor handles up to 22 kW at 400 V (AC‑3) and operates at 230 VAC coil voltage with consistent performance. Equipped with one normally‑open and one normally‑closed auxiliary contact, it ensures safe and flexible control across manufacturing, automation, and infrastructure applications. IEC and UL/CSA‑approved, the 3RT2036‑3AL20 delivers high reliability and universal acceptance, making it ideal for international operations.

Key Reasons to Buy the Siemens 3 Pole Reversing Contactor, 1NO + 1NC, 22 kW

Combining Siemens quality with global certifications, this SIRIUS contactor offers exceptional longevity, with millions of mechanical cycles—alongside energy-saving design and streamlined wiring options. Whether you install via DIN-rail or surface mount, the robust connectors and low power loss ensure high uptime, low maintenance, and seamless integration in global systems.

Salient Features and Benefits of the Product

  • Highly efficient: up to 51 A rated at AC‑3 (400 V), 22 kW capacity.
  • Dual auxiliary contacts (1 NO, 1 NC) offer versatile control options.
  • Compact S2 frame for space-saving installation.
  • Durable design: millions of switching cycles, high shock resistance, and broad temperature tolerance (–25 to +60 °C).
  • Global compliance with IEC, UL/CSA standards, RoHS and REACH compliant.
  • Flexible wiring: screw main terminals, spring‑loaded auxiliary/control circuits, and DIN‑rail or panel mounting.

Wide Application Range

  • Motor starting and stopping in industrial automation systems
  • HVAC and building management systems
  • Manufacturing line control and conveyor systems
  • Renewable energy inverters and power distribution units
  • Global OEM panel building for machinery and infrastructure

Siemens 3RT2 Contactor, 230V ac Coil, 3-Pole, 50 A, 22 kW 230V ac, 1 NO/1 NC, 690V

Manufacturer:
Manufacturer Part No:
3RT2036-3AL20
Enrgtech Part No:
ET21577638
Warranty:
Manufacturer
local
1 - In Stock

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pcs

Quantity
Unit Price (ex VAT)
1
£ 149.79 £ 104.85
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From: United Kingdom
Est Ship Date: 11 Sep, 2026
Est Fastest Delivery: 12 Sep, 2026
Depth:
130mm
Width:
55mm
Length:
114mm
Series:
3RT2
Function:
Motor Control, Reversing
Mount Type:
Snap-On
Coil Voltage:
230V ac
Power Rating:
22kW
Product Type:
Contactor
Terminal Type:
Screw Clamp
Contact Current:
50A
Contact Voltage:
690V
Number of Poles:
3
Better World Claim:
Low Carbon Manufacture
Standards/Approvals:
CCC, CSA, EAC, UL
Better World Product:
Yes
Contactor Application:
Motor Control
Operational Current Ie:
51A
Control Circuit Voltage Uc:
230V ac
Normal State Configuration:
1 NO/1 NC
Number of Auxiliary Contacts:
2
Pole and Throw Configuration:
3P
Maximum Operating Temperature:
60°C
Minimum Operating Temperature:
-25°C
Auxiliary Contact Configuration:
1 NO/1 NC
Range:
SIRIUS 3RT
Series:
Size S2, 3RT2
Function:
Reversing
Coil Voltage:
230 V ac
Power Rating:
22 kW
Number of Poles:
3
Better World Claim:
Low carbon manufacture
Better World Product:
Yes
Contact Current Rating:
50 A
Normal State Configuration:
1NO + 1NC



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