> SIEMENS>CONTROL AND CONTACTORS>Contactors for switching motors>3RA1445-8XC21-1AL2 SIEMENS Contactor assembly Star-delta (wye-delta) (pre-assembled) with lateral timing rel..
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3RA1445-8XC21-1AL2 SIEMENS Contactor assembly Star-delta (wye-delta) (pre-assembled) with lateral timing rel.. View larger
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3RA1445-8XC21-1AL2 SIEMENS Contactor assembly Star-delta (wye-delta) (pre-assembled) with lateral timing rel..

3RA1445-8XC21-1AL2

SIEMENS

Contactor assembly Star-delta (wye-delta) (pre-assembled) with lateral timing relay AC-3, 75 kW/400 V, 3-pole Size S3, S3, S2 Electrically interlocked Screw terminal 230 V AC, 50/60 Hz !!! Phased-out product !!! Successor is SIRIUS 3RA2 Preferred successor type is >>3RA2445-8XF32-1AL2<

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Low-voltage industrial components > Combination of contactors

CONTROL AND CONTACTORS > Contactors for switching motors

* Brand new product in its original packaging covered by the warranties and certifications provided by SIEMENS

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ETIM: EC000010 - Combination of contactors

Value Unit
Rated operation power NEMA (EF011960) -kW
Degree of protection (NEMA) (EF011959) -
Function (EF000030) Star-delta contactor
Rated control supply voltage Us at AC 50HZ (EF003978) ['-', '230']V
Rated control supply voltage Us at AC 60HZ (EF003979) ['-', '230']V
Rated control supply voltage Us at DC (EF003980) ['-', '-']V
Voltage type for actuating (EF008242) AC
Rated operation current Ie at AC-3, 400 V (EF001392) 150A
Rated operation power at AC-3, 400 V (EF001364) 75.0kW
Type of electrical connection of main circuit (EF006819) Screw connection
Degree of protection (IP) (EF005474) IP20


Contactor assembly Star-delta (wye-delta) (pre-assembled) with lateral timing relay AC-3, 75 kW/400 V, 3-pole Size S3, S3, S2 Electrically interlocked Screw terminal 230 V AC, 50/60 Hz !!! Phased-out product !!! Successor is SIRIUS 3RA2 Preferred successor type is >>3RA2445-8XF32-1AL2<<
product brand nameSIRIUS
Product designationcontactor assembly
Size of contactorS3, S3, S2
Product functionwye-delta-contactor
Product extension Auxiliary switchYes
Insulation voltage with degree of pollution 3 at AC rated value690 V
Degree of pollution3
protection class IP on the frontIP20
Reference code acc. to DIN EN 81346-2Q
Installation altitude at height above sea level maximum2 000 m
Ambient temperature
● during operation-25 ... +60 °C
● during storage-55 ... +80 °C
● during transport-55 ... +80 °C
Number of poles for main current circuit3
Number of NC contacts for main contacts0
Operating voltage at AC-3 rated value maximum690 V
Operating current
● at AC-3 at 400 V rated value150 A
Operating power at AC-3
● at 400 V rated value75 kW
● at 500 V rated value103 kW
● at 690 V rated value110 kW
Type of voltage of the control supply voltageAC
Control supply voltage 1 at AC
● at 50 Hz rated value230 V
● at 60 Hz rated value230 V
control supply voltage frequency
● 1 rated value50 Hz
● 2 rated value60 Hz
Operating range factor control supply voltage rated value of magnet coil at DC
● initial value0.8
● Full-scale value1.1
Operating range factor control supply voltage rated value of magnet coil at AC
● at 50 Hz0.8 ... 1.1
● at 60 Hz0.85 ... 1.1
Design of the surge suppressorwithout
Control version of the switch operating mechanismconventional
Number of NC contacts for auxiliary contacts lagging switching0
Number of NO contacts for auxiliary contacts
● instantaneous contact4
● leading contact0
Design of the fuse link for short-circuit protection of the main circuit
● with type of coordination 1 requiredfuse gL/gG: 250 A
● with type of assignment 2 requiredfuse gL/gG: 160 A
mounting positionwith vertical mounting surface +/-180° rotatable, with vertical mounting surface +/- 30° tiltable to the front and back
Mounting typescrew fixing
Height180 mm
Width218 mm
Depth194 mm
Required spacing
● with side-by-side mounting at the side0 mm
● for grounded parts at the side0 mm
● for live parts
— at the side0 mm
Type of electrical connection for main current circuitscrew-type terminals
Further information
Information- and Downloadcenter (Catalogs, Brochures,…)
Industry Mall (Online ordering system)
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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)
last modified:08/13/2020


Product
Article Number (Market Facing Number)3RA1445-8XC21-1AL2
Product DescriptionContactor assembly Star-delta (wye-delta) (pre-assembled) with lateral timing relay AC-3, 75 kW/400 V, 3-pole Size S3, S3, S2 Electrically interlocked Screw terminal 230 V AC, 50/60 Hz !!! Phased-out product !!! Successor is SIRIUS 3RA2 Preferred successor type is >>3RA2445-8XF32-1AL2<<
Product familyNot available
Product Lifecycle (PLM)PM490:Start of final year of support
PLM Effective DateProduct discontinued since: 01.04.2020
Notes
Product is no longer available
Sucessor:Successor SIRIUS Innovation 3RA2
If you need assistance please contact our local Siemens office
Price data
Price Group41B
Surcharge for Raw MaterialsNone
Metal FactorLDO-----
Delivery information
Export Control RegulationsECCN : N / AL : N
Standard lead time ex-works20 Day/Days
Net Weight (kg)5,906 Kg
Product Dimensions (W x L x H)Not available
Packaging Dimension246,00 x 326,00 x 222,00
Package size unit of measureMM
Quantity Unit1 Piece
Packaging Quantity1
Additional Product Information
EAN4011209378001
UPCNot available
Commodity Code85364900
LKZ_FDB/ CatalogIDCC-IC10
Product Group3712
Group CodeR711
Country of originGermany
Compliance with the substance restrictions according to RoHS directiveSince: 01.05.2012
Product classC: products manufactured / produced to order, which cannot be reused or re-utilised or be returned against credit.
WEEE (2012/19/EU) Take-Back ObligationYes
REACH Art. 33 Duty to inform according to the current list of candidates

Information obligation imposed by Article 33, REACH Regulation: This product includes one or several articles in which the following substance of the candidate list is contained in concentrations higher than 0,1% weight by weight (w/w):

Lead

Based on the information currently available, we assume that these substances do not pose any risk if the articles are used as intended (including disposal). Please also refer to product documentation.

Classifications
Not available

Datasheet - PDF

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Title: Size: Type:
3RA1445-8XC21-1AL2 3RA1445-8XC21-1AL2 EN_3RA1445-8XC21-1AL2.pdf 161 Kbytes 3RA1445-8XC21-1AL2 3RA1445-8XC21-1AL2 EN_3RA1445-8XC21-1AL2.pdf

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