Buy Siemens 3RA2120-4DD27-0BB4 3RA21204DD270BB4 Feeder terminal Motor power at 400 V 11 kW 690 V Nominal current 22 A

Electrical component with switches and cables, likely a power circuit breaker or contactor, mounted on a DIN rail.

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Interior view of an industrial machine with an open electrical cabinet full of cables and equipment; production area visible in the background.

Figure showing two busbar adapters and associated components. Labels indicate adapters, circuit breakers, and contactors.

Circuit diagram of a three-phase relay with labels: A1+, A2-, various connection numbers and symbols for switches and relays.

Technical drawing of an electrical switch with dimensions. Left: front view with buttons; right: side view of internal construction.

'Electrical circuit diagram with circuit breaker in the upper section, beneath it a contactor labelled Sirius, wiring connections at the bottom.'

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Datasheet (PDF)

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Technical specifications

Protection class: IP20
Design of the Electrical Connection: screw terminals.
Size of the load feeder: S0
Operating frequency: 50/60 Hz

Product type: Feeder terminal

Motor power at 400 V: 11 kW

Nominal voltage: 690 V

Type: Mounting type: For snapping onto 60 mm busbar system

Manufacturer part #: 3RA21204DD270BB4

Nominal current: 22 A

Nominal current - rounded value: 22 A

Type: 3RA2120-4DD27-0BB4

Dim: (W x H x D) 45 x 260 x 165 mm

Width: 45 mm

Height: 260 mm

Depth: 165 mm

Max. temperature: +60 °C

Min. temperature: -20 °C

: 45

: 260 mm

: 165 mm

: FALSE

: 11 kW

: 1

: 25 A

: 0

: 18-25 A

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: 24-24 V

: IP20

: FALSE

: FALSE

: CLASS 10

: TRUE

: FALSE

: Screw connection

: Screw connection

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: FALSE

: DC

: Other

: 25 A

: 60 °C

: 150000

: 150000

: 65000

: Other

: Class 2

Documents & Downloads

Datasheet

Datasheet 1741852 Siemens 3RA2120-4DD27-0BB4 3RA21204DD270BB4 Feeder terminal Motor power at 400 V 11 kW 690 V Nominal current 22 A

User & Safety Instructions

User & Safety Instructions 1741852 Siemens 3RA2120-4DD27-0BB4 3RA21204DD270BB4 Feeder terminal Motor power at 400 V 11 kW 690 V Nominal current 22 A

Description

Power contactor, AC-3 38 A, 18.5 kW / 400 V 2 NO + 2 NC, 110 V DC 3-pole, size S0 screw terminals Removable auxiliary switch

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