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Siemens 3RA2446-8XE32-1NB3
Contactor assembly for star-delta (wye-delta) start with IO-Link, AC-3, 90 kW/400 V 20-33 V AC/DC Size S3
- MPN
- 3RA2446-8XE32-1NB3
- Category
- Circuit Protection & Switching
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What is the Siemens 3RA2446-8XE32-1NB3?
Contactor assembly for star-delta (wye-delta) start with IO-Link, AC-3, 90 kW/400 V 20-33 V AC/DC Size S3, screw terminal electrical and mechanical interlock 3 NO+3 NC, integrated varistor
Specifications
General
| product brand name | SIRIUS |
| product designation | Contactor assembly for star-delta (wye-delta) start |
| product type designation | 3RA24 |
| manufacturer's article number — 1 of the supplied contactor | 3RT2046-1NB30-0CC0 |
| manufacturer's article number — 2 of the supplied contactor | 3RT2046-1NB30 |
| manufacturer's article number — 3 of the supplied contactor | 3RT2037-1NB30 |
| manufacturer's article number — of the supplied RS assembly kit | 3RA2943-2C |
| manufacturer's article number — of the supplied function module for communication | 3RA2711-1CA00 |
General technical data
| size of contactor | S3 |
| product extension auxiliary switch | No |
| shock resistance at rectangular impulse — at AC | 6.7 g / 5 ms, 4.0 g / 10 ms |
| shock resistance at rectangular impulse — at DC | 6.7 g / 5 ms, 4 g / 10 ms |
| shock resistance with sine pulse — at AC | 10.6 g / 5 ms, 6.3 g / 10 ms |
| shock resistance with sine pulse — at DC | 10.6 g / 5 ms, 6.3 g / 10 ms |
| mechanical service life (operating cycles) — of contactor typical | 10 000 000 |
| mechanical service life (operating cycles) — of the contactor with added auxiliary switch block typical | 10 000 000 |
| reference code according to IEC 81346-2 | Q |
| Substance Prohibitance (day/month/year) | 03/01/2017 |
| SVHC substance name | Lead CAS-No. 7439-92-1 Lead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868-10-5 Melamine CAS-No. 108-78-1 |
| Net Weight | 5.085 kg |
Ambient conditions
| installation altitude at height above sea level maximum | 2 000 m |
| ambient temperature — during operation | -25 ... +60 °C |
| ambient temperature — during storage | -55 ... +80 °C |
Main circuit
| number of poles for main current circuit | 3 |
| number of NO contacts for main contacts | 0 |
| number of NC contacts for main contacts | 0 |
| operating voltage — at AC-3 rated value maximum | 690 V |
| operational current — at AC-3 — at 400 V rated value | 160 A |
| operating power — at AC-3 — at 400 V rated value | 90 kW |
| operating power — at AC-3 — at 690 V rated value | 132 kW |
| operating frequency — at AC-3 maximum | 850 1/h |
Control circuit/ Control
| type of voltage of the control supply voltage | AC/DC |
| control supply voltage 1 at AC — at 50 Hz | 20 ... 33 V |
| control supply voltage 1 at AC — at 60 Hz | 20 ... 33 V |
| control supply voltage 1 at DC | 20 ... 33 V |
| design of the surge suppressor | with varistor |
| apparent pick-up power of magnet coil at AC — at 50 Hz | 328 V·A |
| apparent pick-up power of magnet coil at AC — at 60 Hz | 328 V·A |
| inductive power factor with closing power of the coil — at 50 Hz | 0.95 |
| inductive power factor with closing power of the coil — at 60 Hz | 0.95 |
| apparent holding power of magnet coil at AC — at 50 Hz | 8.2 V·A |
| apparent holding power of magnet coil at AC — at 60 Hz | 8.2 V·A |
| inductive power factor with the holding power of the coil — at 50 Hz | 0.95 |
| inductive power factor with the holding power of the coil — at 60 Hz | 0.95 |
| closing power of magnet coil at DC | 154 W |
| holding power of magnet coil at DC | 5.6 W |
Auxiliary circuit
| number of NC contacts for auxiliary contacts — instantaneous contact | 3 |
| number of NO contacts for auxiliary contacts — instantaneous contact | 3 |
| contact reliability of auxiliary contacts | < 1 error per 100 million operating cycles |
UL/CSA ratings
| 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 NH 3NA, DIAZED 5SB, NEOZED 5SE: 250 A |
| design of the fuse link — for short-circuit protection of the main circuit — with type of coordination 2 required | gG NH 3NA, DIAZED 5SB, NEOZED 5SE: 160 A |
| design of the fuse link — for short-circuit protection of the auxiliary switch required | fuse gG: 10 A |
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 DIN rail |
| height | 180 mm |
| width | 220 mm |
| depth | 244 mm |
| required spacing — with side-by-side mounting — forwards | 10 mm |
| required spacing — with side-by-side mounting — backwards | 0 mm |
| required spacing — with side-by-side mounting — upwards | 10 mm |
| required spacing — with side-by-side mounting — downwards | 10 mm |
| required spacing — with side-by-side mounting — at the side | 10 mm |
| required spacing — for grounded parts — forwards | 10 mm |
| required spacing — for grounded parts — backwards | 0 mm |
| required spacing — for grounded parts — upwards | 10 mm |
| required spacing — for grounded parts — at the side | 10 mm |
| required spacing — for grounded parts — downwards | 10 mm |
| required spacing — for live parts — forwards | 10 mm |
| required spacing — for live parts — backwards | 0 mm |
| required spacing — for live parts — upwards | 10 mm |
| required spacing — for live parts — downwards | 10 mm |
| required spacing — for live parts — at the side | 10 mm |
Connections/ Terminals
| type of electrical connection — for main current circuit | screw-type terminals |
| type of electrical connection — for auxiliary and control circuit | screw-type terminals |
| type of electrical connection — at contactor for auxiliary contacts | Screw-type terminals |
| type of electrical connection — of magnet coil | screw terminal |
| type of connectable conductor cross-sections for main contacts — solid or stranded | 2x (2.5 ... 16 mm²), 2x (10 ... 50 mm²), 1x (10 ... 70 mm²) |
| type of connectable conductor cross-sections for main contacts — finely stranded with core end processing | 2x (2.5 ... 35 mm²), 1x (2.5 ... 50 mm²) |
| type of connectable conductor cross-sections for main contacts — finely stranded without core end processing | 2x (10 ... 35 mm²), 1x (10 ... 50 mm²) |
| type of connectable conductor cross-sections — for auxiliary contacts — solid or stranded | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| type of connectable conductor cross-sections — for auxiliary contacts — finely stranded with core end processing | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| type of connectable conductor cross-sections — for AWG cables for auxiliary contacts | 2x (20 ... 16), 2x (18 ... 14) |
Safety related data
| product function suitable for safety function | Yes |
| 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 |
Communication/ Protocol
| product function bus communication | No |
| protocol is supported AS-Interface protocol | No |
| product function control circuit interface with IO link | Yes |
Downloads & documentation
Official documents from Siemens, downloaded directly from the manufacturer.
Data sheets & manuals
3RA2446-8XE32-1NB3: frequently asked questions
When can 3RA2446-8XE32-1NB3 be shipped?
3RA2446-8XE32-1NB3 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 3RA2446-8XE32-1NB3 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 3RA2446-8XE32-1NB3 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 3RA2446-8XE32-1NB3, subject to availability and destination.
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