
Siemens SIRIUS 3RW soft starter 3RW3018-1BB04
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Product Description
Siemens 3RW3018-1BB04 — SIRIUS 3RW soft starter. Motor soft starter with controlled voltage ramp for reduced-inrush motor start. Soft starter 17.6A 200-480V 24V.
Technical Specifications
- Manufacturer part number (MPN)
- 3RW3018-1BB04 EAN / GTIN: 4011209719651 Sales unit: pcs Insulation voltage rated value: 600 V Degree of pollution: 3, acc. to IEC 60947-4-2 Blocking voltage of the thyristor maximum: 1 200 V Operational current — at 40 °C rated value: 17.6 A Operational current — at 50 °C rated value: 17 A Operational current — at 60 °C rated value: 14 A At 230 V — at standard circuit at 40 °C rated value: 4 kW At 400 V — at standard circuit at 40 °C rated value: 7.5 kW Yielded mechanical performance [hp] for 3-phase AC motor at 200/208 V at standard circuit at 50 °C rated value: 3 hp Operating frequency rated value: 50 ... 60 Hz Relative negative tolerance of the operating frequency: -10 % Relative positive tolerance of the operating frequency: 10 % Operating voltage at standard circuit rated value: 200 ... 480 V Relative negative tolerance of the operating voltage at standard circuit: -15 % Relative positive tolerance of the operating voltage at standard circuit: 10 % minimum load [%]: 10 % Continuous operating current [% of Ie] at 40 °C: 115 % Power loss [W] at operational current at 40 °C during operation typical: 4 W Type of voltage of the control supply voltage: AC/DC Control supply voltage frequency 1 rated value: 50 Hz Control supply voltage frequency 2 rated value: 60 Hz Relative negative tolerance of the control supply voltage frequency: -10 % Relative positive tolerance of the control supply voltage frequency: 10 % Control supply voltage 1 at AC — at 50 Hz rated value: 24 V Control supply voltage 1 at AC — at 60 Hz rated value: 24 V Relative negative tolerance of the control supply voltage at AC at 50 Hz: -20 % Relative positive tolerance of the control supply voltage at AC at 50 Hz: 20 % Relative negative tolerance of the control supply voltage at AC at 60 Hz: -20 % Relative positive tolerance of the control supply voltage at AC at 60 Hz: 20 % Control supply voltage 1 at DC rated value: 24 V Relative negative tolerance of the control supply voltage at DC: -20 % Relative positive tolerance of the control supply voltage at DC: 20 % Display version for fault signal: red Size of engine control device: S00 Mechanical data — width: 45 mm Mechanical data — height: 95 mm Mechanical data — depth: 150 mm Mounting position: With vertical mounting surface +/-10° rotatable, with vertical mounting surface +/- 10° tiltable to the front and back Required spacing with side-by-side mounting — upwards: 60 mm Required spacing with side-by-side mounting — at the side: 15 mm Required spacing with side-by-side mounting — downwards: 40 mm Wire length maximum: 300 m Number of poles for main current circuit: 3 Type of electrical connection — for main current circuit: screw-type terminals Type of electrical connection — for auxiliary and control circuit: screw-type terminals Number of NC contacts for auxiliary contacts: 0 Number of NO contacts for auxiliary contacts: 1 Number of CO contacts for auxiliary contacts: 0 Type of connectable conductor cross-sections for main contacts for box terminal using the front clamping point — solid: 2x (1 ... 2.5 mm²), 2x (2.5 ... 6 mm²) Type of connectable conductor cross-sections for auxiliary contacts — solid: 2x (0.25 ... 2.5 mm²) Type of connectable conductor cross-sections for auxiliary contacts — finely stranded with core end processing: 2x (0.25 ... 1.5 mm²) Type of connectable conductor cross-sections for AWG cables — for auxiliary contacts: 2x (20 ... 14) Installation altitude at height above sea level: 5 000 m Ambient temperature — during operation: -25 ... +60 °C Ambient temperature — during storage: -40 ... +80 °C Derating temperature: 40 °C Protection class IP on the front according to IEC 60529: IP20 At 220/230 V — at standard circuit at 50 °C rated value: 3 hp At 460/480 V — at standard circuit at 50 °C rated value: 10 hp Contact rating of auxiliary contacts according to UL: B300 / R300 Function: Single direction With display: No Degree of protection (IP): IP20 Rated operation current Ie at 40 °C Tu: 17.6 A Rated power three-phase motor, inline, at 230 V: 4 kW Rated power three-phase motor, inline, at 400 V: 7.5 kW Rated surrounding temperature without derating: 40 °C Voltage type for actuating: AC/DC Internal bypass: Yes Torque control: No Country of origin: Germany
Standards & Compliance
- HS Code
- 8537.10
Cross References
- EAN 4011209719651
- SAP 1000097221
- Code 8590751
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 3RW3018-1BB04?
- 3RW3018-1BB04 can be ordered from cballast.com as a Siemens catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Siemens product?
- The manufacturer part number is 3RW3018-1BB04.
- What is the HS code for 3RW3018-1BB04?
- The customs tariff (HS) code for 3RW3018-1BB04 is 8537.10.
- Who manufactures 3RW3018-1BB04?
- 3RW3018-1BB04 is a Siemens product in the Drives & Controllers range.
- Is a datasheet available for 3RW3018-1BB04?
- Yes — the 3RW3018-1BB04 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 3RW3018-1BB04?
- The minimum order quantity is 1.
- Is 3RW3018-1BB04 available?
- Yes — 3RW3018-1BB04 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
