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Siemens 3RA2225-4ED27-0BB4 — Motor Starters

Siemens 3RA2225-4ED27-0BB4 SIRIUS reversing starter, 27 A

MPN3RA2225-4ED27-0BB4

Siemens SIRIUS 3RA2225-4ED27-0BB4 reversing motor starter, size S0, 27 A at 480/600 V AC-3, 690 V max, Class 10 thermal overload, 24 V coil, snaps onto 60 mm busbar.

Siemens 3RA2225-4ED27-0BB4 datasheet (PDF)
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

3RA2225-4ED27-0BB4 — Identification
ParameterValue
Product designationnon-fused motor starter 3RA2
Main circuit poles3
BrandSIRIUS
Load feeder sizeS0
Product design / constructionreversing starter
Circuit-breaker sizeS0
Included contactor (type)3RT2027-1BB40
Included circuit-breaker (type)3RV2021-4EA15
Included link module (type)3RA2921-1BA00
3RA2225-4ED27-0BB4 — Ratings & Performance
ParameterValue
Rated motor power at 400 V15 000 W
Operational current Ie, AC-3 at 400 V29 A
Rated voltage at AC-3, max.690 V
Rated motor power at 460/480 V (hp)20 hp
Rated motor power at 575/600 V (hp)25 hp
Rated current at 480 V27 A
Rated current at 600 V27 A
Rated operating frequency50 ... 60 Hz
Rated impulse withstand voltage (Uimp)6 kV
Rated insulation voltage Ui (AC, pollution degree 3)690 V
Mechanical service life, typ. (switching cycles)10 000 000
3RA2225-4ED27-0BB4 — Protection & Tripping
ParameterValue
Trip classCLASS 10
Short-circuit protectionYes
Rated short-circuit current at 400 V (IEC 60947-4-1)153 000 A
Overload release setting range (current)27 ... 32 A
Overload release typethermal (bimetallic)
Short-circuit trip typemagnetic
Duty / utilization type (IEC 60947-6-2)2
3RA2225-4ED27-0BB4 — Contacts & Control
ParameterValue
Rated value24 V
Auxiliary contacts, NO3
Auxiliary contacts, NC3
Auxiliary switch extensionYes
Switching contact typeelectromechanical
3RA2225-4ED27-0BB4 — Mechanical & Connection
ParameterValue
Main circuit connection typescrew-type terminals
Main contact conductor range (AWG)2x (16 ... 12), 2x (14 ... 8)
Mounting / fastening methodfor snapping onto 60 mm busbar systems
Mounting positionvertical
Width90 mm
Height260 mm
Depth165 mm
3RA2225-4ED27-0BB4 — Environmental
ParameterValue
Operating temperature range-20 ... +60 °C
Storage temperature range-50 ... +80 °C
Transport temperature range-55 ... +80 °C
Pollution degree3
Shock resistance (IEC 60068-2-27)6g / 11 ms

Product details

Reversing starter, size S0, snaps onto 60 mm busbar

The 3RA2225-4ED27-0BB4: This is a SIRIUS non-fused reversing motor starter (product designation 3RA2), size S0, designed for snapping onto 60 mm busbar systems. Mounting position is vertical. The supplied contactor is 3RT2027-1BB40; the link module is 3RA2921-1BA00; the busbar adapter is 8US1251-5NT10. The circuit-breaker size is also S0.

27 A at 480/600 V AC-3, Class 10 thermal overload

Coil rated 24 V. Ambient operating range -20 to +60 °C; storage -50 to +80 °C; transport -55 to +80 °C. Pollution degree 3 (industrial environment).

Dimensions and clearances

Dimensions: 165 mm depth, 90 mm width, 260 mm height. Required clearances: 30 mm upwards, 10 mm forwards, 10 mm downwards, 9 mm at the side, 0 mm backwards.

Compliance: RoHS, REACH, UL, IEC

Substance prohibitance date 03/01/2017 (RoHS/REACH compliance). The starter is designed to IEC/EN 60947-4-1. UL/CSA listing is standard for SIRIUS feeders — confirm specific file number with the factory.

Frequently asked questions

What are the key ratings for 3RA2225-4ED27-0BB4?

27 A at 480/600 V AC-3, 690 V max, Class 10 thermal overload, 24 V coil. Size S0, snaps onto 60 mm busbar.

What compliance documentation does Siemens provide for 3RA2225-4ED27-0BB4?

RoHS/REACH compliance is indicated by a substance prohibitance date of 03/01/2017. The starter is designed to IEC/EN 60947-4-1.

MPN
3RA2225-4ED27-0BB4