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Siemens 3RA2110-1KD17-1BB4 — Motor Starters

Siemens 3RA2110-1KD17-1BB4 SIRIUS Direct Starter, 12 A AC-3

MPN3RA2110-1KD17-1BB4
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Siemens SIRIUS 3RA2110-1KD17-1BB4 direct-on-line starter, size S00, 12 A AC-3 at 400 V, 24 VDC coil, Class 10 trip, screw terminals, for 60 mm busbar.

StockContact for availability
Lead timeIn Stock wk
MOQ1 pcs
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
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Specifications

Identification

3RA2110-1KD17-1BB4 — Identification
ParameterValue
Product designationDirect (on-line) starter
Main circuit poles3
BrandSIRIUS
Load feeder sizeS00
Product design / constructionfor 60 mm busbars
Circuit-breaker sizeS00
Included contactor (type)3RT2017-1BB41
Included circuit-breaker (type)3RV2011-1KA10
Included link module (type)3RA1921-1DA00

Ratings & Performance

3RA2110-1KD17-1BB4 — Ratings & Performance
ParameterValue
Rated motor power at 400 V5 500 kW
Rated voltage at AC-3, max.690 V
Rated motor power at 460/480 V (hp)7.5 hp
Rated motor power at 575/600 V (hp)10 hp
Rated current at 480 V11 A
Rated current at 600 V11 A
Rated operating frequency50 ... 60 Hz
Rated impulse withstand voltage (Uimp)6 kV
Rated insulation voltage Ui (AC, pollution degree 3)690 V

Protection & Tripping

3RA2110-1KD17-1BB4 — Protection & Tripping
ParameterValue
Trip classCLASS 10
Short-circuit protectionYes
Rated short-circuit current at 400 V (IEC 60947-4-1)150 000 A
Overload release setting range (current)9 ... 12.5 A
Overload release typethermal (bimetallic)
Short-circuit trip typemagnetic
Duty / utilization type (IEC 60947-6-2)1

Contacts & Control

3RA2110-1KD17-1BB4 — Contacts & Control
ParameterValue
Rated value24 ... 24 V
Control supply voltage typeDC
Auxiliary switch extensionYes
Switching contact typeelectromechanical

Communication

3RA2110-1KD17-1BB4 — Communication
ParameterValue
AS-Interface protocol supportNo

Mechanical & Connection

3RA2110-1KD17-1BB4 — Mechanical & Connection
ParameterValue
Mounting / fastening methodfor snapping onto 60 mm busbar systems
Mounting positionvertical
Width45 mm
Height203 mm
Depth155 mm

Environmental

3RA2110-1KD17-1BB4 — Environmental
ParameterValue
Operating temperature range-20 ... +60 °C
Storage temperature range-50 ... +80 °C
Transport temperature range-50 ... +80 °C
Shock resistance (IEC 60068-2-27)6g / 11 ms

Product details

Active production — no EOL signal on this SIRIUS S00 starter

The 3RA2110-1KD17-1BB4: The starter ships as a factory-matched assembly: the supplied contactor is 3RT2017-1BB41 and the link module is 3RA1921-1DA00. No separate ordering or field-matching of contactor to breaker is needed — the package is coordinated for the S00 frame.

12 A AC-3 at 400 V — motor switching capacity for 5.5 kW class

The AC-3 rating is the load-bearing spec for motor switching — it covers starting inrush and breaking the stalled-rotor current, not just continuous thermal current. For high-inertia loads that need a longer acceleration ramp, a Class 20 or Class 30 starter would be the better fit. The control coil is rated 24 V DC, matching the standard PLC and industrial I/O supply rail. No AC coil rectifier or separate control transformer is needed when the panel already runs 24 VDC — a common setup in modern control cabinets.

Snaps onto 60 mm busbars — S00 footprint for compact panels

Designed for snapping onto 60 mm busbar systems, the S00 size feeder occupies 45 mm width on the DIN rail or busbar mount. The depth is 155 mm and height 203 mm — the vertical mounting position is mandatory for proper thermal performance of the overload relay. Clearance requirements: 50 mm upwards, 20 mm forwards, 20 mm at the side, 10 mm downwards, and 0 mm backwards. The zero backward clearance means the starter can sit flush against a back panel or busbar support without additional spacing — useful when packing multiple feeders in a row. Main circuit connections use screw-type terminals — field-wiring friendly with standard screwdrivers, no special crimp tooling required. The operating temperature range is -20 to +60 °C, covering most indoor panel environments; storage range extends to -50 to +80 °C for site storage before commissioning.

Frequently asked questions

What motor power does 3RA2110-1KD17-1BB4 cover at 480 V?

At 460/480 V it is rated 7.5 hp. At 400 V AC-3 duty the maximum motor current is 12 A, corresponding to approximately 5.5 kW for a standard three-phase induction motor.

MPN
3RA2110-1KD17-1BB4