Name: Siemens 3RW3028-1BB04 3RW30281BB04 Soft starter Motor power at 400 V 18.5 kW 480 V Nominal current 38 A
Brand: Siemens
SKU: 1701478
Availability: BackOrder

A black electrical contactor with a grey front panel. Several terminal blocks are located on the top. The device is used for controlling electrotechnical systems.

An open electrical cabinet with various electrical components and cables.

Siemens 3RW3028-1BB04 3RW30281BB04 Soft starter Motor power at 400 V 18.5 kW 480 V Nominal current 38 A-2

Circuit diagram of an electrical device with contacts and labels such as 'ON', 'IN', '1' and '14'. Connections and terminals shown.

Technical drawing of an electrical device with dimensions: Front view showing connection terminals, side view with width and height, top view with depth.

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Datasheet (PDF)

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Dispatches on Tue, 26 Jan 2027

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Piece(s)

Total (€ 605.00 / piece)

€ 605.00

incl. VAT

14-day return policy included

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Technical specifications

Protection class: IP20
Mounting type: screw and snap
Number of normally open contact: 1
Size S0
Operating frequency: 50/60 Hz
Isolation voltage: 600 V

Motor voltage: 200-480 V AC

Product type: Soft starter

Supply current: 38 A

Motor power at 400 V: 18.5 kW

Nominal voltage: 480 V

Type: Screw connector

Manufacturer part #: 3RW30281BB04

Nominal current: 38 A

Nominal current - rounded value: 38 A

Type: 3RW3028-1BB04

Motor power at 230V / 400V: 18.5 kW

Dim: (W x H x D) 45 x 125 x 150 mm

Connection: Screw terminal

Width: 45 mm

Height: 125 mm

Depth: 150 mm

Max. temperature: +60 °C

Min. temperature: -25 °C

: Single direction

: 24-24 V

: 24-24 V

: 24-24 V

: IP20

: Other

: 38 A

: 11 kW

: 18.5 kW

: 40 °C

: FALSE

: AC/DC

UKCA: yes

Variants(All information include VAT, plus shipping costs)

Nominal voltage

Motor power at 400 V

Motor power at 230V / 400V

Nominal current - rounded value

Product type

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480 V

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Documents & Downloads

Datasheet

Datasheet 1701478 Siemens 3RW3028-1BB04 3RW30281BB04 Soft starter Motor power at 400 V 18.5 kW 480 V Nominal current 38 A

User & Safety Instructions

User & Safety Instructions 1701478 Siemens 3RW3028-1BB04 3RW30281BB04 Soft starter Motor power at 400 V 18.5 kW 480 V Nominal current 38 A

Description

Undervoltage release 400 V AC/50 Hz with leading auxiliary contact 2 NO with screw terminal for circuit breaker 3RV2

Description

Undervoltage release 400 V AC/50 Hz with leading auxiliary contact 2 NO with screw terminal for circuit breaker 3RV2

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