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Siemens IEC Magnetic Contactor, 1NC/1NO, 208V AC, 3 P, Non-Reversing, Screw 3RT20281AN20 - main

IEC Magnetic Contactor, 1NC/1NO, 208V AC, 3 P, Non-Reversing, Screw

  • Mfr # 3RT20281AN20

  • Zoro # G4320827

product price:  $235.41
/ea
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Key Features

Auxiliary Contact Form
1NC/1NO
Coil Voltage
208V AC
Number of Poles
3
Reversing Capability
Non-Reversing
Terminal Connection Type
Screw
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Specifications

Product Information

MFR #
3RT20281AN20
Zoro #
G4320827
UPC #
662643917963
Country of Origin
Germany

Dimensions

Mounting Hole Distance - Height
2.36 in
Overall Width
3.7 in
Mounting Hole Distance - Width
1.38 in
Overall Height
3.6 in
Overall Depth
1.7 in
Mounting Hole Diameter
0.19 in
Frame Size
S0

Details

Item
IEC Magnetic Contactor
Auxiliary Contact Form
1NC/1NO
Coil Voltage
208V AC
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)
HP @ 3 Phase - 575V
25 hp
Enclosure NEMA Rating
No Enclosure
HP @ 1 Phase - 230V
5
Reversing
No
Frame / Series / Class / Code
S0
Series
SIRIUS 3RT20
Max. Operating Watts
19 kW (at 400V, AC-3), 28 kW (at 400V, AC-1)
Watts Loss
3.2W (Current Dependent); 10.5W (Current Independent)
IP Rating
IP20
Mechanical Operating Durability
10,000,000
Horsepower @ Three Phase - 208V AC
10 hp
Full Load Current - Resistive
50 A
Phase
Three
Horsepower @ Single Phase - 120V AC
3 hp
Horsepower @ Three Phase - 600V AC
25 hp
Embedded Surge Suppressor
No
Mounting Postion
Vertical
Number of Normally Open Main Contacts
3
Includes Auxiliary Contacts
Yes
Horsepower @ Three Phase - 480V AC
25 hp
Response Time
10 to 17 msec (AC Operation Closing Delay Operation Opening Delay Operating Times for 1.0 x Us1), 15 to 17.5 msec (DC Operation Opening Delay Operating Times For 0.8 ... 1.1 X Us1), 16 to 17 msec (DC Operation Opening Delay Operating Times for 1.0 x Us), 4 to 16 msec (AC Operation Opening Delay Operating Times for 0.8 ... 1.1 X Us1), 4 to 16 msec (AC Operation Opening Delay Operating Times for 1.0 x Us), 50 to 170 msec (DC Operation Closing Delay Operating Times for 0.8 ... 1.1 X Us1), 55 to 80 msec (DC Operation Closing Delay Operating Times for 1.0 x Us), 8 to 40 msec (AC Operation Closing Delay)
Mounting Style
DIN Rail, Surface
Maximum Operating Temperature
140 Degrees F
Maximum Voltage Rating
690V AC
Horsepower @ Three Phase - 240V AC
10 hp
Full Load Current - Inductive
38 A
NEMA Enclosure Rating
No Enclosure
Contactor Style
IEC
Horsepower @ Single Phase - 240V AC
5 hp
Frequency
50/60 Hz
Minimum Operating Temperature
-13 Degrees F

Description

The Siemens IEC Magnetic Contactor is a 3-pole, non-reversing, electrically operated switch rated for operation within IEC-based systems. It uses a 208 V AC coil and includes 1NO/1NC auxiliary contacts (2 auxiliary contacts in total). The unit is part of the SIRIUS 3RT20 family, frame size S0, with screw terminals and mounting options for DIN Rail or surface installation. Compatible with specified environmental conditions; consult installation guidelines for proper setup.

Key features

  • Rated for coil voltage of 208 V AC
  • Poles/Phase: 3 poles; Three-phase
  • Reversing: Non-Reversing
  • Auxiliary contacts: 2 total (1NO/1NC)
  • Main contacts: 3 normally open
  • Electrical connections: Screw terminals
  • Frame/Series: S0; SIRIUS 3RT20
  • Mounting: DIN Rail, Surface
  • Rated for maximum operational voltage of 690 V AC
  • Frequency: 50/60 Hz
  • Full Load Currents: Inductive 38 A; Resistive 50 A
  • Specified mechanical endurance; actual lifespan may vary based on usage conditions
  • Rated operating temperature range: -13°F to 140°F
  • Dimensions: Width 1.77 in; Height 3.60 in; Depth 3.82 in
  • Mounting hardware: Mounting hole diameter 0.19 in

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