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Siemens 3RT2026-1KB40 Coupling relay 3 makers 690 V AC + varistor Compatible with (relay brand): Siemens Piece 1 pc(s)

A Siemens Sirius series electrical contactor is shown, featuring multiple connections and a blue housing.
An electrical control cabinet beside a window with water droplets, with blurred industrial machinery in the background.
Exploded diagram of a circuit breaker with labelled parts and installation instructions. Main components, wiring routes, and symbols are depicted.
'Electrical circuit diagram of a contactor in the circuit with coil U and six switching contacts, numbered 1L1, 3L2, 5L3, 2/T1, 4/T2, 6/T3.'
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Circuit diagram of a Siemens contactor with connection terminals and numbering. Labelled with 'SIRIUS' and model number '3RT20'.
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Product type
Coupling relay
No. of pins
3-pin
Nominal voltage
690 V AC
Connection
Screws
Packaging type
Piece
Datasheet (PDF)
EAN:
Part number:
Item no:
Dispatches on Thu 19 Nov
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Total (€ 144.99 / piece)
€ 144.99
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plus € 19.99 
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Technical specifications

  • Type of voltage: DC
  • Conductor cross-section single or multi-strand: 10 mm²
  • Conductor cross-section for finely-stranded: 10 mm²
Packaging type

Piece

Product type

Coupling relay

Type

3RT2026-1KB40

Type

S0

No. of pins

3-pin

Contact type

3 makers

Nominal voltage

690 V AC

Control voltage (min.)

16.8 V DC

Control voltage (max.)

30 V DC

Control voltage range

16.8 - 30 V DC

Switching voltage (max.)

690 V AC

Permanent current (max.)

25 A

Compatible with

Siemens

Compatible with series

Siemens Sirius series

Features

+ varistor

Mounting type

Snap-in

Screw-fit

Connection

Screws

Durability

1000 0000

IP20

Min. temperature

-25 °C

Max. temperature

+60 °C

Width

45 mm

Height

85 mm

Depth

107 mm

Dim

(W x H x D) 45 x 85 x 107 mm

Content

1 pc(s)

RoHS-compliant

Yes

TRUE

11 kW

3

1

1

25 A

40 A

24-24 V

Screw connection

DC

15.5 A

11.032

UKCA

yes

Documents & Downloads

Datasheet

Datasheet 1745735 Siemens 3RT2026-1KB40 Coupling relay 3 makers 690 V AC + varistor Compatible with (relay brand): Siemens Piece 1 pc(s)

User & Safety Instructions

User & Safety Instructions 1745735 Siemens 3RT2026-1KB40 Coupling relay 3 makers 690 V AC + varistor Compatible with (relay brand): Siemens Piece 1 pc(s)

Description

power contactor, AC-3 25 A, 11 kW / 400 V 1 NO + 1 NC, 72 V DC, 3-pole, Size S0 screw terminal

Accessories

(*All information is plus legal VAT)

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

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