| power contactor, AC-3 9 A, 4 kW / 400 V 1 NO, 24 V DC 0.85-1.85* US, with diode integrated, 3-pole, size S00, spring-type terminal not expandable with auxiliary switch |
| product brand name | SIRIUS |
| product designation | Coupling contactor |
| product type designation | 3RT2 |
| General technical data |
| size of contactor | S00 |
| product extension | |
| ● function module for communication | No |
| ● auxiliary switch | No |
| power loss [W] for rated value of the current | |
| ● at AC in hot operating state | 2.1 W |
| ● at AC in hot operating state per pole | 0.7 W |
| ● without load current share typical | 1.6 W |
| insulation voltage | |
| ● of main circuit with degree of pollution 3 rated value | 690 V |
| ● of auxiliary circuit with degree of pollution 3 rated value | 690 V |
| 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 according to EN 60947-1 | 400 V |
| shock resistance at rectangular impulse | |
| ● at DC | 6,7g / 5 ms, 4,2g / 10 ms |
| shock resistance with sine pulse | |
| ● at DC | 10,5g / 5 ms, 6,6g / 10 ms |
| mechanical service life (switching cycles) | |
| ● of contactor typical | 30 000 000 |
| reference code according to IEC 81346-2 | Q |
| Substance Prohibitance (Date) | 10/01/2009 |
| Ambient conditions |
| 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 according to IEC 60068-2-30 maximum | 95 % |
| Main circuit |
| 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-3e rated value maximum | 690 V |
| operational current | |
| ● 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-3 | |
| — at 400 V rated value | 9 A |
| — at 500 V rated value | 7.7 A |
| — at 690 V rated value | 6.7 A |
| ● at AC-3e | |
| — at 400 V rated value | 9 A |
| — at 500 V rated value | 7.7 A |
| — at 690 V rated value | 6.7 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 | 7.4 A |
| ● at AC-6a | |
| — up to 230 V for current peak value n=20 rated value | 5.3 A |
| — up to 400 V for current peak value n=20 rated value | 5.3 A |
| — up to 500 V for current peak value n=20 rated value | 5.3 A |
| — up to 690 V for current peak value n=20 rated value | 5 A |
| ● at AC-6a | |
| — up to 230 V for current peak value n=30 rated value | 3.5 A |
| — up to 400 V for current peak value n=30 rated value | 3.5 A |
| — up to 500 V for current peak value n=30 rated value | 3.6 A |
| — up to 690 V for current peak value n=30 rated value | 3.3 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 | |
| ● at 400 V rated value | 4.1 A |
| ● at 690 V rated value | 3.3 A |
| operational current | |
| ● at 1 current path at DC-1 | |
| — at 24 V rated value | 20 A |
| — at 110 V rated value | 2.1 A |
| — at 220 V rated value | 0.8 A |
| — at 440 V rated value | 0.6 A |
| — at 600 V rated value | 0.6 A |
| ● with 2 current paths in series at DC-1 | |
| — at 24 V rated value | 20 A |
| — at 110 V rated value | 12 A |
| — at 220 V rated value | 1.6 A |
| — at 440 V rated value | 0.8 A |
| — at 600 V rated value | 0.7 A |
| ● with 3 current paths in series at DC-1 | |
| — at 24 V rated value | 20 A |
| — at 110 V rated value | 20 A |
| — at 220 V rated value | 20 A |
| — at 440 V rated value | 1.3 A |
| — at 600 V rated value | 1 A |
| ● at 1 current path at DC-3 at DC-5 | |
| — at 24 V rated value | 20 A |
| — at 110 V rated value | 0.1 A |
| ● with 2 current paths in series at DC-3 at DC-5 | |
| — at 24 V rated value | 20 A |
| — at 110 V rated value | 0.35 A |
| ● 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 230 V rated value | 2.2 kW |
| — at 400 V rated value | 4 kW |
| — at 500 V rated value | 4 kW |
| — at 690 V rated value | 5.5 kW |
| ● at AC-3e | |
| — at 230 V rated value | 2.2 kW |
| — at 400 V rated value | 4 kW |
| — at 500 V rated value | 4 kW |
| — at 690 V rated value | 5 kW |
| operating power for approx. 200000 operating cycles at AC-4 | |
| ● at 400 V rated value | 2 kW |
| ● at 690 V rated value | 2.5 kW |
| operating apparent power at AC-6a | |
| ● up to 230 V for current peak value n=20 rated value | 2 kVA |
| ● up to 400 V for current peak value n=20 rated value | 3.6 kVA |
| ● up to 500 V for current peak value n=20 rated value | 4.6 kVA |
| ● up to 690 V for current peak value n=20 rated value | 5.9 kVA |
| operating apparent power at AC-6a | |
| ● up to 230 V for current peak value n=30 rated value | 1.3 kVA |
| ● up to 400 V for current peak value n=30 rated value | 2.4 kVA |
| ● up to 500 V for current peak value n=30 rated value | 3.1 kVA |
| ● up to 690 V for current peak value n=30 rated value | 4 kVA |
| short-time withstand current in cold operating state up to 40 °C | |
| ● limited to 1 s switching at zero current maximum | 155 A; Use minimum cross-section acc. to AC-1 rated value |
| ● limited to 5 s switching at zero current maximum | 111 A; Use minimum cross-section acc. to AC-1 rated value |
| ● limited to 10 s switching at zero current maximum | 86 A; Use minimum cross-section acc. to AC-1 rated value |
| ● limited to 30 s switching at zero current maximum | 66 A; Use minimum cross-section acc. to AC-1 rated value |
| ● limited to 60 s switching at zero current maximum | 55 A; Use minimum cross-section acc. to AC-1 rated value |
| no-load switching frequency | |
| ● at DC | 10 000 1/h |
| 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-3e maximum | 750 1/h |
| ● at AC-4 maximum | 250 1/h |
| Control circuit/ Control |
| 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 | 0.85 |
| ● full-scale value | 1.85 |
| design of the surge suppressor | diode |
| closing power of magnet coil at DC | 1.6 W |
| holding power of magnet coil at DC | 1.6 W |
| closing delay | |
| ● at DC | 25 ... 120 ms |
| opening delay | |
| ● at DC | 20 ... 80 ms |
| arcing time | 10 ... 15 ms |
| control version of the switch operating mechanism | Standard A1 - A2 |
| Auxiliary circuit |
| number of NO 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 | |
| ● at 24 V rated value | 10 A |
| ● at 48 V rated value | 6 A |
| ● at 60 V rated value | 6 A |
| ● at 110 V rated value | 3 A |
| ● at 125 V rated value | 2 A |
| ● at 220 V rated value | 1 A |
| ● at 600 V rated value | 0.15 A |
| 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 |
| ● at 600 V rated value | 0.1 A |
| contact reliability of auxiliary contacts | 1 faulty switching per 100 million (17 V, 1 mA) |
| UL/CSA ratings |
| full-load current (FLA) for 3-phase AC motor | |
| ● at 480 V rated value | 7.6 A |
| ● at 600 V rated value | 9 A |
| yielded mechanical performance [hp] | |
| ● for single-phase AC motor | |
| — at 110/120 V rated value | 0.33 hp |
| — at 230 V rated value | 1 hp |
| ● for 3-phase AC motor | |
| — at 200/208 V rated value | 2 hp |
| — at 220/230 V rated value | 3 hp |
| — at 460/480 V rated value | 5 hp |
| — at 575/600 V rated value | 7.5 hp |
| contact rating of auxiliary contacts according to UL | A600 / Q600 |
| Short-circuit protection |
| design of the fuse link | |
| ● for short-circuit protection of the main circuit | |
| — with type of coordination 1 required | gG: 35A (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) |
| Installation/ mounting/ dimensions |
| 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 |
| height | 70 mm |
| width | 45 mm |
| depth | 73 mm |
| required spacing | |
| ● with side-by-side mounting | |
| — forwards | 10 mm |
| — upwards | 10 mm |
| — downwards | 10 mm |
| — at the side | 0 mm |
| ● for grounded parts | |
| — forwards | 10 mm |
| — upwards | 10 mm |
| — at the side | 6 mm |
| — downwards | 10 mm |
| ● for live parts | |
| — forwards | 10 mm |
| — upwards | 10 mm |
| — downwards | 10 mm |
| — at the side | 6 mm |
| Connections/ Terminals |
| type of electrical connection | |
| ● for main current circuit | spring-loaded terminals |
| ● for auxiliary and control circuit | spring-loaded terminals |
| ● at contactor for auxiliary contacts | Spring-type terminals |
| ● of magnet coil | Spring-type terminals |
| type of connectable conductor cross-sections | |
| ● for main contacts | |
| — solid | 2x (0.5 ... 4 mm²) |
| — solid or stranded | 2x (0,5 ... 4 mm²) |
| — finely stranded with core end processing | 2x (0.5 ... 2.5 mm²) |
| — finely stranded without core end processing | 2x (0.5 ... 2.5 mm²) |
| ● at AWG cables for main contacts | 2x (20 ... 12) |
| connectable conductor cross-section for main contacts | |
| ● solid | 0.5 ... 4 mm² |
| ● stranded | 0.5 ... 4 mm² |
| ● finely stranded with core end processing | 0.5 ... 2.5 mm² |
| ● finely stranded without core end processing | 0.5 ... 2.5 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 |
| ● finely stranded without core end processing | 0.5 ... 2.5 mm² |
| type of connectable conductor cross-sections | |
| ● for auxiliary contacts | |
| — solid or stranded | 2x (0,5 ... 4 mm²) |
| — finely stranded with core end processing | 2x (0.5 ... 2.5 mm²) |
| — finely stranded without core end processing | 2x (0.5 ... 2.5 mm²) |
| ● at AWG cables for auxiliary contacts | 2x (20 ... 12) |
| AWG number as coded connectable conductor cross section | |
| ● for main contacts | 20 ... 12 |
| ● for auxiliary contacts | 20 ... 12 |
| Safety related data |
| product function | |
| ● mirror contact according to IEC 60947-4-1 | No |
| B10 value with high demand rate according to SN 31920 | 1 000 000 |
| proportion of dangerous failures | |
| ● with low demand rate according to SN 31920 | 40 % |
| ● with high demand rate according to SN 31920 | 73 % |
| failure rate [FIT] with low demand rate according to SN 31920 | 100 FIT |
| protection class IP on the front according to IEC 60529 | IP20 |
| touch protection on the front according to IEC 60529 | finger-safe, for vertical contact from the front |
| suitability for use | |
| ● safety-related switching OFF | Yes |
| Certificates/ approvals |
Downloads and manuals |
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| Further information |
Information- and Downloadcenter (Catalogs, Brochures,…) |
Industry Mall (Online ordering system) |
Cax online generator |
Service&Support (Manuals, Certificates, Characteristics, FAQs,...) |
Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...) |
Characteristic: Tripping characteristics, I²t, Let-through current |
Further characteristics (e.g. electrical endurance, switching frequency) |
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| last modified: | 2/15/2022 |
Date
5/14/2022 | Subject to change without notice
© Copyright Siemens 2022 |
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