1. Home
  2. Electrical Supplies
  3. Industrial Electrical Controls & Automation
  4. Electrical Controls
  5. Electrical Contactors & Contacts
  6. IEC Magnetic Contactors
  7. IEC Magnetic Contactor, 1NC/1NO, 24V DC, 3 P, Non-Reversing, Screw
Siemens IEC Magnetic Contactor, 1NC/1NO, 24V DC, 3 P, Non-Reversing, Screw 3RT20371KB40 - main
Shop SIEMENS

IEC Magnetic Contactor, 1NC/1NO, 24V DC, 3 P, Non-Reversing, Screw

  • Mfr # 3RT20371KB40

  • Zoro # G2132866

product price:  $367.99
/ea
Free Shipping & Returns

Key Features

Auxiliary Contact Form
1NC/1NO
Coil Voltage
24V DC
Number of Poles
3
Reversing Capability
Non-Reversing
Terminal Connection Type
Screw
See all product information
Get a 10% off coupon
Free 30-day returns
Return Policy
Get 30 days to pay with Net 30
Apply Now
Real support from real people
Contact our U.S. based team

Specifications

Product Information

MFR #
3RT20371KB40
Zoro #
G2132866
UPC #
804766161025
Country of Origin
Germany

Dimensions

Overall Depth
2.5 in
Mounting Hole Distance - Height
3.84 in
Mounting Hole Distance - Width
1.77 in
Mounting Hole Diameter
0.2 in
Overall Width
5 in
Overall Height
5.55 in
Frame Size
S2

Details

Item
IEC Magnetic Contactor
Auxiliary Contact Form
1NC/1NO
Coil Voltage
24V DC
Number of Poles
3
Reversing Capability
Non-Reversing
Terminal Connection Type
Screw
Number of Auxillary Contacts
2
Standards
REACH Art 33, WEEE (2012/19/EU)
Reversing
No
Special Features
Varistor Surge Suppression
HP @ 3 Phase - 575V
50 hp
Frame / Series / Class / Code
S2
Enclosure NEMA Rating
No Enclosure
Series
SIRIUS 3RT20
Max. Operating Watts
30 kW (at 400V, AC-3), 53 kW (at 400V, AC-1)
Watts Loss
3.8W (Current Dependent); 1W (Current Independent)
IP Rating
IP20
Embedded Surge Suppressor
Yes
Horsepower @ Three Phase - 240V AC
20 hp
Mounting Postion
Vertical
Horsepower @ Single Phase - 240V AC
10 hp
Horsepower @ Three Phase - 600V AC
50 hp
Number of Normally Open Main Contacts
3
Contactor Style
IEC
Full Load Current - Resistive
80 A
Includes Auxiliary Contacts
Yes
Horsepower @ Three Phase - 208V AC
20 hp
Mounting Style
DIN Rail, Surface
NEMA Enclosure Rating
No Enclosure
Maximum Operating Temperature
140 Degrees F
Minimum Operating Temperature
-13 Degrees F
Horsepower @ Three Phase - 480V AC
50 hp
Horsepower @ Single Phase - 120V AC
5 hp
Mechanical Operating Durability
10,000,000
Full Load Current - Inductive
65 A
Maximum Voltage Rating
690V AC

Description

The Siemens IEC Magnetic Contactor is a 3-pole, non-reversing switching device operated by a 24 V DC coil. It uses an electromagnetic mechanism to open and close three normally open main contacts and includes two auxiliary contacts configured as 1NO/1NC. The device uses screw terminals, is part of the SIRIUS 3RT20 series (Frame Size S2), compatible with DIN Rail and surface mounting methods, and includes a varistor surge suppressor rated for use within specified environmental conditions.

Key features

  • Coil voltage: 24 V DC
  • Poles / main contacts: 3 poles; 3 normally open main contacts
  • Auxiliary contacts: 2 (1 NO, 1 NC)
  • Reversing: Non-Reversing
  • Electrical connection: Screws
  • Mounting: Compatible with DIN Rail and surface mounting methods; Mounting position: Vertical
  • Embedded surge suppressor: Yes (varistor)
  • Enclosure: No enclosure
  • Series/Frame: SIRIUS 3RT20; Frame Size: S2
  • Dimensions (H×W×D): Dimensions are provided as approximate measurements based on product specifications
  • Rated voltage: Rated for operation up to 690 V AC within specified parameters
  • Full load current: Rated for continuous operation at indicated currents under normal conditions
  • Temperature range: Designed to operate within the specified temperature range
  • Power rating: Power ratings are based on standard test conditions and do not imply guaranteed performance under all circumstances
  • Mounting hole details: Diameter 0.20 in; hole spacing height 3.84 in; hole spacing width 1.77 in

    • Ratings & Reviews

    3 Reasons You Can Count On Us

    • Supplies for every job.

      Supplies for every job.

      10 million items and the exact one you need.

    • When you need it fast, count on Zoro!

      When you need it fast, count on Zoro!

      2 million products ship in 1 day.

    • Stretch your budget further.

      Stretch your budget further.

      Everyday low prices on the brands you love.

    Explore More Products