• All things technology
  • Delivery within Europe
  • Right to Cancel applies
  • Specialist retailer since 1923
Start
Automation & PneumaticsAutomationElectrical Switching ComponentsContactors

Siemens 3RT2037-1KB44-3MA0 Coupling relay 3 makers 30 kW 690 V AC + varistor Compatible with (relay brand): Siemens 1 pc

A Siemens electrically operated contactor, suitable for control applications. Shows connection points and brand identification.
An open control panel with electronic components beside machines, visible through a window with water droplets.
'Schütz, Size S2' shown with numbered components for connection and instructions for installation and mechanical interlocking.
Circuit diagram of an electrical control system: shows switches, contacts, relays, and coils that control the current flow in a system.
A technical diagram shows top view, front view, and side view of an electronic component with detailed dimensions.
1/5
Image similar
Product type
Coupling relay
No. of pins
3-pin
Nominal voltage
690 V AC
Power
30 kW
Connection
Screws
Datasheet (PDF)
EAN:
Part number:
Item no:
Dispatches on Thu 26 Nov
Sales and shipping:
Conrad ElectronicTerms & Conditions
Number
Total (€ 625.00 / piece)
€ 625.00
prav.tax.untaxed incl. VAT 
plus € 19.99 
prav.priceAvailability.ecoparticipation.cost ...
prav.priceAvailability.privatecopyingfee.cost ...
without further shipping costs 
14-day return policy included
Report legal concerns

Highlights & Details

CONTACTOR, AC-3 18,5 KW,400V,

Our service for you

Technical specifications

  • Type of voltage: DC
  • Conductor cross-section single or multi-strand: 50 mm²
  • Conductor cross-section for finely-stranded: 35mm²
Product type

Coupling relay

Type

3RT2037-1KB44-3MA0

Type

S2

No. of pins

3-pin

Contact type

3 makers

Nominal voltage

690 V AC

Control voltage (max.)

24 V DC

Control voltage range

24 V DC (max)

Switching voltage (max.)

690 V AC

Permanent current (max.)

65 A

30 kW

Compatible with

Siemens

Compatible with series

Siemens S2 type

Features

+ varistor

Mounting type

Snap-in

Screw-fit

Connection

Screws

Durability

1000 0000

IP20

Min. temperature

-25 °C

Max. temperature

+60 °C

Width

55 mm

Height

114 mm

Depth

174 mm

Dim

(W x H x D) 55 x 114 x 174 mm

Content

1 pc(s)

RoHS-compliant

Yes

TRUE

30 kW

3

2

2

65 A

80 A

24-24 V

Screw connection

DC

55 A

36.775

UKCA

not relevant

Documents & Downloads

Datasheet

Datasheet 1749130 Siemens 3RT2037-1KB44-3MA0 Coupling relay 3 makers 30 kW 690 V AC + varistor Compatible with (relay brand): Siemens 1 pc

User & Safety Instructions

User & Safety Instructions 1749130 Siemens 3RT2037-1KB44-3MA0 Coupling relay 3 makers 30 kW 690 V AC + varistor Compatible with (relay brand): Siemens 1 pc

Description

Power contactor, AC-3 40 A, 18.5 kW / 400 V 240 V AC, 50 Hz 4-pole, 2 NO + 2 NC Size S2, Screw terminal !!! Phased-out product !!! Successor is SIRIUS 3RT2

Accessories

(*All information is plus legal VAT)

The necessary accessories are required to use the article as described.

More interesting products

(*All information is plus legal VAT)