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Product Specifications:
| Item | Contactor |
| Aux. Contact Configuration | 1NO/1NC |
| Auxiliary Contacts Included | 1NO/1NC |
| Coil Volts | 24V DC |
| Contactor Style | IEC |
| Depth | 130 mm , 4 21/25" |
| Embedded Surge Suppressor | Yes |
| Frame Size | S2 |
| Full Load Amps-inductive | 65A |
| Full Load Amps-resistive | 80A |
| Full Load Current - Resistive | 80A |
| Height | 114 mm , 5.67" |
| Horsepower @ Single Phase - 240v Ac | 10 hp |
| Horsepower @ Three Phase (600 Vac) | 50 hp |
| Horsepower @ Three Phase - 208v Ac | 20 hp |
| Horsepower @ Three Phase - 480v Ac | 50 hp |
| Hp @ 1 Phase - 120v | 5 hp |
| Hp @ 1 Phase - 240v | 10 hp |
| Hp @ 3 Phase - 208v | 20 hp |
| Hp @ 3 Phase - 240v | 20 hp |
| Hp @ 3 Phase - 480v | 50 hp |
| Hp @ 3 Phase - 575v | 50 hp |
| Includes Auxiliary Contacts | Yes |
| Integrated Surge Suppression | Yes |
| Ip Rating | IP20 |
| Main Power Pole Contact Form | 3NO |
| Maximum Operating Temperature | 140°F |
| Maximum Voltage Rating | 690V AC |
| Mechanical Operating Durability | 10000000 |
| Minimum Operating Temperature | -13°F |
| Mounting Hole Dia. | 1/5" |
| Mounting Hole Distance | 3 21/25" |
| Mounting Hole Distance - Width | 1.77" |
| Mounting Position | Vertical |
| Nema Enclosure Rating | No Enclosure |
| Nominal Coil Voltage @ 60hz | 24V DC |
| Number Of Auxillary Contacts | 2 |
| Number Of Normally Open Main Contacts | 3 |
| Number Of Poles | 3 |
| Overall Depth | 4.84" |
| Overall Height | 5.67" |
| Overall Width | 2 14/25" |
| Reversing Capability | Non-reversing |
| Series | SIRIUS 3RT20 Series |
| Special Features | Varistor Spring |
| Terminal Connection Type | Spring Loaded Terminals |
| Width | 2 14/25" , 55 mm |
| Wire Termination Type | Spring Loaded |
Shipping Info:
| Ship weight (kg) | 1.12 |
| Ship height (cm) | 14.4 |
| Ship length (cm) | 12.29 |
| Ship width (cm) | 6.5 |
| Country of Origin | DE |
Product Variants
| Product | Model | Number Of Poles | Reversing Capability | Main Power Pole Contact Form | Auxiliary Contacts Included | Wire Termination Type | Frame Size | Integrated Surge Suppression | Nominal Coil Voltage @ 60hz | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
3RT20182AF02 | 3 | Non-reversing | 3NO | 1NC | Spring Loaded | S00 | No | 120V AC | €218.26 | |
![]() |
3RT20181AF01 | 3 | Non-reversing | 3NO | 1NO | Screw | S00 | No | 120V AC | €216.44 | |
![]() |
3RT20182AF01 | 3 | Non-reversing | 3NO | 1NO | Spring Loaded | S00 | No | 120V AC | €218.26 | |
![]() |
3RT20271AG20 | 3 | - | - | - | - | - | - | - | €415.54 | |
![]() |
3RT20271AF00 | 3 | Non-reversing | 3NO | 1NO/1NC | Screw | S0 | No | 120V AC | €429.72 | |
![]() |
3RT20181AK610UA0 | 3 | Non-reversing | 3NO | 1NO | Screw | S00 | - | 120V AC | €327.93 | |
![]() |
3RT20272AK60 | 3 | Non-reversing | 3NO | 1NO/1NC | Spring Loaded | S0 | No | 120V AC | €452.06 |
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SIEMENS 3RT20373KB40 Power Contactor, 24 V DC Coil Volts, 65 A Full Load Amps-Inductive, 1No/1Nc
€695.04 /unit





