Siemens 3RT2017-1BB42 Power Contactor 12A, 3-Pole, 24V DC, 5.5kW/400V Original Brand New
$44.33
A SIRIUS 3RT2 power contactor rated at 12 A (AC-3e/AC-3) and 5.5 kW @ 400 V. It features a 24 V DC coil, 3 main poles, an integrated 1 NC auxiliary contact, and screw terminals. Size S00 for compact motor control applications.
Availability: In stock
Overview
The Siemens 3RT2017-1BB42 Power Contactor from the SIRIUS 3RT2 series is a compact, high-performance solution for switching motors and other resistive loads in industrial control systems. Designed to meet modern automation demands, this 3-pole contactor delivers reliable operation with an exceptional mechanical service life of 30 million operating cycles.
It is part of the modular SIRIUS system, ensuring seamless integration and expandability with coordinated components like overload relays and auxiliary switch blocks. Its compact Size S00 design is ideal for space-saving installations in control cabinets.
Key Benefit
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High Reliability: Durable Siemens design ensures long operational life.
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Versatile Use: Ideal for motor control and power distribution in industrial environments.
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Efficient Performance: AC-3e/AC-3 rating ensures optimal load handling up to 5.5 kW.
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Compact & Easy Installation: Size S00 design with screw terminals for convenient wiring.
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Auxiliary Contact: 1 NC contact allows additional control functionality.
Function & Application
The Siemens 3RT2017-1BB42 functions as an electromechanical switch designed to remotely control the flow of current in a power circuit. It is primarily used for switching 3-phase AC motors, but can also be utilized for switching heating, lighting, and ventilation systems.
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Motor Control: Ideal for starting, stopping, and reversing motors in machinery, conveyors, pumps, and fans.
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Industrial Automation: Essential component in control panels, motor starter combinations (when combined with a thermal or electronic overload relay), and complex automated systems.
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| Weight | 0.290 kg |
|---|---|
| Dimensions | 50.00 × 61.50 × 77.50 mm |
| Brand | SIEMENS |
| product brand name | SIRIUS |
| product designation | Power contactor |
| product type designation | 3RT2 |
| size of contactor | S00 |
| product extension | – |
| ● function module for communication | No |
| ● auxiliary switch | Yes |
| power loss [W] for rated value of the current at AC in hot operating state | 3.6 W |
| ● per pole | 1.2 W |
| power loss [W] for rated value of the current without load current share typical | 4 W |
| surge voltage resistance | – |
| ● of main circuit rated value | 6 kV |
| ● of auxiliary circuit rated value | 6 kV |
| maximum permissible voltage for safe isolation between coil and main contacts acc. to EN 60947-1 | 400 V |
| shock resistance at rectangular impulse | – |
| shock resistance with sine pulse | – |
| mechanical service life (switching cycles) | – |
| ● of contactor typical | 30 000 000 |
| ● of the contactor with added electronically optimized auxiliary switch block typical | 5 000 000 |
| ● of the contactor with added auxiliary switch block typical | 10 000 000 |
| reference code acc. to IEC 81346-2 | Q |
| installation altitude at height above sea level maximum | 2 000 m |
| ambient temperature | – |
| ● during operation | -25 … +60 °C |
| ● during storage | -55 … +80 °C |
| relative humidity minimum | 10 % |
| relative humidity at 55 °C acc. to IEC 60068-2-30 maximum | 95 % |
| number of poles for main current circuit | 3 |
| number of NO contacts for main contacts | 3 |
| operating voltage at AC-3 rated value maximum | 690 V |
| ● at AC-1 at 400 V at ambient temperature 40 °C rated value | 22 A |
| ● at AC-1 | – |
| — up to 690 V at ambient temperature 40 °C rated value | 22 A |
| — up to 690 V at ambient temperature 60 °C rated value | 20 A |
| ● at AC-4 at 400 V rated value | 8.5 A |
| ● at AC-5a up to 690 V rated value | 19.4 A |
| ● at AC-5b up to 400 V rated value | 9.9 A |
| — up to 230 V for current peak value n=20 rated value | 7.2 A |
| — up to 400 V for current peak value n=20 rated value | 7.2 A |
| — up to 500 V for current peak value n=20 rated value | 7.2 A |
| — up to 690 V for current peak value n=20 rated value | 6.7 A |
| ● at AC-6a | – |
| — up to 230 V for current peak value n=30 rated value | 4.8 A |
| — up to 400 V for current peak value n=30 rated value | 4.8 A |
| — up to 500 V for current peak value n=30 rated value | 4.8 A |
| — up to 690 V for current peak value n=30 rated value | 4.8 A |
| minimum cross-section in main circuit at maximum AC-1 rated value | 4 mm² |
| operational current for approx. 200000 operating cycles at AC-4 | – |
| operational current | – |
| ● at 1 current path at DC-1 | – |
| ● with 2 current paths in series at DC-1 | – |
| ● with 3 current paths in series at DC-1 | – |
| ● at 1 current path at DC-3 at DC-5 | – |
| ● with 2 current paths in series at DC-3 at DC-5 | – |
| ● with 3 current paths in series at DC-3 at DC-5 | – |
| — at 24 V rated value | 20 A |
| — at 110 V rated value | 20 A |
| — at 220 V rated value | 1.5 A |
| — at 440 V rated value | 0.2 A |
| — at 600 V rated value | 0.2 A |
| operating power | – |
| ● at AC-3 | – |
| — at 400 V rated value | 5.5 kW |
| — at 500 V rated value | 5.5 kW |
| — at 690 V rated value | 5.5 kW |
| operating power for approx. 200000 operating cycles at AC-4 | – |
| ● up to 230 V for current peak value n=20 rated value | 2.8 kV·A |
| ● up to 400 V for current peak value n=20 rated value | 4.9 kV·A |
| ● up to 500 V for current peak value n=20 rated value | 6.2 kV·A |
| ● up to 690 V for current peak value n=20 rated value | 8 kV·A |
| operating apparent power at AC-6a | – |
| ● up to 230 V for current peak value n=30 rated value | 1.9 kV·A |
| ● up to 400 V for current peak value n=30 rated value | 3.3 kV·A |
| ● up to 500 V for current peak value n=30 rated value | 4.1 kV·A |
| ● up to 690 V for current peak value n=30 rated value | 5.7 kV·A |
| short-time withstand current in cold operating state up to 40 °C | – |
| ● limited to 1 s switching at zero current maximum | 200 A; Use minimum cross-section acc. to AC-1 rated value |
| ● limited to 5 s switching at zero current maximum | 123 A; Use minimum cross-section acc. to AC-1 rated value |
| ● limited to 10 s switching at zero current maximum | 96 A; Use minimum cross-section acc. to AC-1 rated value |
| ● limited to 30 s switching at zero current maximum | 74 A; Use minimum cross-section acc. to AC-1 rated value |
| ● limited to 60 s switching at zero current maximum | 61 A; Use minimum cross-section acc. to AC-1 rated value |
| no-load switching frequency | – |
| operating frequency | – |
| ● at AC-1 maximum | 1 000 1/h |
| ● at AC-2 maximum | 750 1/h |
| ● at AC-3 maximum | 750 1/h |
| ● at AC-4 maximum | 250 1/h |
| type of voltage of the control supply voltage | DC |
| control supply voltage at DC | – |
| ● rated value | 24 V |
| operating range factor control supply voltage rated value of magnet coil at DC | – |
| ● initial value | 0.8 |
| ● full-scale value | 1.1 |
| closing power of magnet coil at DC | 4 W |
| holding power of magnet coil at DC | 4 W |
| closing delay | – |
| opening delay | – |
| ● at DC | 7 … 13 ms |
| arcing time | 10 … 15 ms |
| control version of the switch operating mechanism | Standard A1 – A2 |
| number of NC contacts for auxiliary contacts instantaneous contact | 1 |
| operational current at AC-12 maximum | 10 A |
| operational current at AC-15 | – |
| ● at 230 V rated value | 10 A |
| ● at 400 V rated value | 3 A |
| ● at 500 V rated value | 2 A |
| ● at 690 V rated value | 1 A |
| operational current at DC-12 | – |
| operational current at DC-13 | – |
| ● at 24 V rated value | 10 A |
| ● at 48 V rated value | 2 A |
| ● at 60 V rated value | 2 A |
| ● at 110 V rated value | 1 A |
| ● at 125 V rated value | 0.9 A |
| ● at 220 V rated value | 0.3 A |
| contact reliability of auxiliary contacts | 1 faulty switching per 100 million (17 V, 1 mA) |
| full-load current (FLA) for 3-phase AC motor | – |
| ● at 480 V rated value | 11 A |
| ● at 600 V rated value | 11 A |
| yielded mechanical performance [hp] | – |
| ● for single-phase AC motor | – |
| — at 110/120 V rated value | 0.5 hp |
| — at 230 V rated value | 2 hp |
| ● for 3-phase AC motor | – |
| — at 200/208 V rated value | 3 hp |
| — at 220/230 V rated value | 3 hp |
| — at 460/480 V rated value | 7.5 hp |
| — at 575/600 V rated value | 10 hp |
| contact rating of auxiliary contacts according to UL | A600 / Q600 |
| design of the fuse link | – |
| ● for short-circuit protection of the main circuit | – |
| — with type of coordination 1 required | gG: 50A (690V,100kA), aM: 20A (690V,100kA), BS88: 35A (415V,80kA) |
| — with type of assignment 2 required | gG: 20A (690V,100kA), aM: 16A (690V, 100kA), BS88: 20A (415V, 80kA) |
| ● for short-circuit protection of the auxiliary switch required | gG: 10 A (500 V, 1 kA) |
| mounting position | +/-180° rotation possible on vertical mounting surface; can be tilted forward and backward by +/- 22.5° on vertical mounting surface |
| fastening method | screw and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715 |
| ● side-by-side mounting | Yes |
| required spacing | – |
| ● with side-by-side mounting | – |
| ● for grounded parts | – |
| ● for live parts | – |
| — forwards | 10 mm |
| — upwards | 10 mm |
| — downwards | 10 mm |
| — at the side | 6 mm |
| type of electrical connection | – |
| ● for main current circuit | screw-type terminals |
| ● for auxiliary and control circuit | screw-type terminals |
| ● at contactor for auxiliary contacts | Screw-type terminals |
| ● of magnet coil | Screw-type terminals |
| — solid | 2x (0.5 … 1.5 mm²), 2x (0.75 … 2.5 mm²), 2x 4 mm² |
| ● at AWG cables for main contacts | 2x (20 … 16), 2x (18 … 14), 2x 12 |
| connectable conductor cross-section for main contacts | – |
| ● solid | 0.5 … 4 mm² |
| ● stranded | 0.5 … 4 mm² |
| connectable conductor cross-section for auxiliary contacts | – |
| ● solid or stranded | 0.5 … 4 mm² |
| ● finely stranded with core end processing | 0.5 … 2.5 mm² |
| type of connectable conductor cross-sections | – |
| — solid or stranded | 2x (0.5 … 1.5 mm²), 2x (0.75 … 2.5 mm²), 2x 4 mm² |
| — finely stranded with core end processing | 2x (0.5 … 1.5 mm²), 2x (0.75 … 2.5 mm²) |
| ● at AWG cables for auxiliary contacts | 2x (20 … 16), 2x (18 … 14), 2x 12 |
| AWG number as coded connectable conductor cross section | – |
| ● for main contacts | 20 … 12 |
| ● for auxiliary contacts | 20 … 12 |
| B10 value with high demand rate acc. to SN 31920 | 1 000 000 |
| proportion of dangerous failures | – |
| ● with low demand rate acc. to SN 31920 | 40 % |
| ● with high demand rate acc. to SN 31920 | 73 % |
| failure rate [FIT] with low demand rate acc. to SN 31920 | 100 FIT |
| T1 value for proof test interval or service life acc. to IEC 61508 | 20 y |
| protection class IP on the front acc. to IEC 60529 | IP20 |
| touch protection on the front acc. to IEC 60529 | finger-safe, for vertical contact from the front |
| suitability for use | – |
| ● safety-related switching OFF | Yes |
| last modified: | 11/27/2021 |
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