> SIEMENS>CONTROL AND CONTACTORS>Contactors for switching motors>3RT2036-3KB44-3MA0 SIEMENS power contactor, AC-3 51 A, 22 kW / 400 V 2 NO + 2 NC, 24 V DC with varistor, 3-p..
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3RT2036-3KB44-3MA0 SIEMENS power contactor, AC-3 51 A, 22 kW / 400 V 2 NO + 2 NC, 24 V DC with varistor, 3-p.. View larger
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3RT2036-3KB44-3MA0 SIEMENS power contactor, AC-3 51 A, 22 kW / 400 V 2 NO + 2 NC, 24 V DC with varistor, 3-p..

3RT2036-3KB44-3MA0

SIEMENS

power contactor, AC-3 51 A, 22 kW / 400 V 2 NO + 2 NC, 24 V DC with varistor, 3-pole, size S2, spring-loaded terminal, captive auxiliary switch suitable for 2A PLC outputs

CONTACTOR,AC3:22KW/400V, 2NA+2NC, DC 24V, C. VARISTOR, 3POL, TAM. S2, SPRING TERMINALS, BL. CONTAC. AUX. UNREMOVABLE. Manufactured to order. Non-Cancelable Non-Returnable.

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CONTROL AND CONTACTORS > Contactors for switching motors

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

Total price: $270.23
Unit price: $270.23

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Technical data

power contactor, AC-3 51 A, 22 kW / 400 V 2 NO + 2 NC, 24 V DC with varistor, 3-pole, size S2, spring-loaded terminal, captive auxiliary switch suitable for 2A PLC outputs
product brand nameSIRIUS
product designationCoupling contactor
product type designation3RT2
General technical data
size of contactorS2
product extension
● function module for communicationNo
● auxiliary switchNo
power loss [W] for rated value of the current
● at AC in hot operating state12 W
● at AC in hot operating state per pole4 W
● without load current share typical1 W
insulation voltage
● of main circuit with degree of pollution 3 rated value690 V
● of auxiliary circuit with degree of pollution 3 rated value690 V
surge voltage resistance
● of main circuit rated value6 kV
● of auxiliary circuit rated value6 kV
maximum permissible voltage for safe isolation between coil and main contacts according to EN 60947-1400 V
shock resistance at rectangular impulse
● at DC6.1g / 5 ms, 3.7g / 10 ms
shock resistance with sine pulse
● at DC9.6g / 5 ms, 5.8g / 10 ms
mechanical service life (switching cycles)
● of contactor typical10 000 000
● of the contactor with added electronically optimized auxiliary switch block typical5 000 000
● of the contactor with added auxiliary switch block typical10 000 000
reference code according to IEC 81346-2Q
Substance Prohibitance (Date)10/01/2014
Ambient conditions
installation altitude at height above sea level maximum2 000 m
ambient temperature
● during operation-25 ... +60 °C
● during storage-55 ... +80 °C
relative humidity minimum10 %
relative humidity at 55 °C according to IEC 60068-2-30 maximum95 %
Main circuit
number of poles for main current circuit3
number of NO contacts for main contacts3
operating voltage
● at AC-3 rated value maximum690 V
● at AC-3e rated value maximum690 V
operational current
● at AC-1 at 400 V at ambient temperature 40 °C rated value70 A
● at AC-1
— up to 690 V at ambient temperature 40 °C rated value70 A
— up to 690 V at ambient temperature 60 °C rated value60 A
● at AC-3
— at 400 V rated value51 A
— at 500 V rated value51 A
— at 690 V rated value24 A
● at AC-3e
— at 400 V rated value51 A
— at 500 V rated value51 A
— at 690 V rated value24 A
● at AC-4 at 400 V rated value41 A
● at AC-5a up to 690 V rated value61.6 A
● at AC-5b up to 400 V rated value41.5 A
● at AC-6a
— up to 230 V for current peak value n=20 rated value43.2 A
— up to 400 V for current peak value n=20 rated value43.2 A
— up to 500 V for current peak value n=20 rated value43.2 A
— up to 690 V for current peak value n=20 rated value24 A
● at AC-6a
— up to 230 V for current peak value n=30 rated value28.8 A
— up to 400 V for current peak value n=30 rated value28.8 A
— up to 500 V for current peak value n=30 rated value28.8 A
— up to 690 V for current peak value n=30 rated value24 A
minimum cross-section in main circuit at maximum AC-1 rated value25 mm²
operational current for approx. 200000 operating cycles at AC-4
● at 400 V rated value24 A
● at 690 V rated value20 A
operational current
● at 1 current path at DC-1
— at 24 V rated value55 A
— at 110 V rated value4.5 A
— at 220 V rated value1 A
— at 440 V rated value0.4 A
— at 600 V rated value0.25 A
● with 2 current paths in series at DC-1
— at 24 V rated value55 A
— at 110 V rated value45 A
— at 220 V rated value5 A
— at 440 V rated value1 A
— at 600 V rated value0.8 A
● with 3 current paths in series at DC-1
— at 24 V rated value55 A
— at 110 V rated value55 A
— at 220 V rated value45 A
— at 440 V rated value2.9 A
— at 600 V rated value1.4 A
● at 1 current path at DC-3 at DC-5
— at 24 V rated value35 A
— at 110 V rated value2.5 A
— at 220 V rated value1 A
— at 440 V rated value0.1 A
— at 600 V rated value0.06 A
● with 2 current paths in series at DC-3 at DC-5
— at 24 V rated value55 A
— at 110 V rated value25 A
— at 220 V rated value5 A
— at 440 V rated value0.27 A
— at 600 V rated value0.16 A
● with 3 current paths in series at DC-3 at DC-5
— at 24 V rated value55 A
— at 110 V rated value55 A
— at 220 V rated value25 A
— at 440 V rated value0.6 A
— at 600 V rated value0.35 A
operating power
● at AC-2 at 400 V rated value22 kW
● at AC-3
— at 230 V rated value15 kW
— at 400 V rated value22 kW
— at 500 V rated value30 kW
— at 690 V rated value22 kW
● at AC-3e
— at 400 V rated value22 kW
— at 500 V rated value30 kW
— at 690 V rated value22 kW
operating power for approx. 200000 operating cycles at AC-4
● at 400 V rated value12.6 kW
● at 690 V rated value18.2 kW
operating apparent power at AC-6a
● up to 230 V for current peak value n=20 rated value17.2 kVA
● up to 400 V for current peak value n=20 rated value29.9 kVA
● up to 500 V for current peak value n=20 rated value37.4 kVA
● up to 690 V for current peak value n=20 rated value28.6 kVA
operating apparent power at AC-6a
● up to 230 V for current peak value n=30 rated value11.4 kVA
● up to 400 V for current peak value n=30 rated value19.9 kVA
● up to 500 V for current peak value n=30 rated value24.9 kVA
● up to 690 V for current peak value n=30 rated value28.6 kVA
short-time withstand current in cold operating state up to 40 °C
● limited to 1 s switching at zero current maximum937 A; Use minimum cross-section acc. to AC-1 rated value
● limited to 5 s switching at zero current maximum697 A; Use minimum cross-section acc. to AC-1 rated value
● limited to 10 s switching at zero current maximum468 A; Use minimum cross-section acc. to AC-1 rated value
● limited to 30 s switching at zero current maximum282 A; Use minimum cross-section acc. to AC-1 rated value
● limited to 60 s switching at zero current maximum229 A; Use minimum cross-section acc. to AC-1 rated value
no-load switching frequency
● at DC1 500 1/h
operating frequency
● at AC-1 maximum1 000 1/h
● at AC-2 maximum600 1/h
● at AC-3 maximum800 1/h
● at AC-3e maximum800 1/h
● at AC-4 maximum250 1/h
Control circuit/ Control
type of voltage of the control supply voltageDC
control supply voltage at DC
● rated value24 V
operating range factor control supply voltage rated value of magnet coil at DC
● initial value0.8
● full-scale value1.2
design of the surge suppressorwith varistor
inrush current peak2.6 A
duration of inrush current peak50 µs
locked-rotor current mean value0.9 A
locked-rotor current peak2.1 A
duration of locked-rotor current230 ms
holding current mean value40 mA
closing power of magnet coil at DC21.5 W
holding power of magnet coil at DC1 W
closing delay
● at DC35 ... 80 ms
opening delay
● at DC30 ... 55 ms
arcing time10 ... 20 ms
control version of the switch operating mechanismStandard A1 - A2
Auxiliary circuit
number of NC contacts for auxiliary contacts instantaneous contact2
number of NO contacts for auxiliary contacts instantaneous contact2
operational current at AC-12 maximum10 A
operational current at AC-15
● at 230 V rated value6 A
● at 400 V rated value3 A
● at 500 V rated value2 A
● at 690 V rated value1 A
operational current at DC-12
● at 24 V rated value10 A
● at 48 V rated value6 A
● at 60 V rated value6 A
● at 110 V rated value3 A
● at 125 V rated value2 A
● at 220 V rated value1 A
● at 600 V rated value0.15 A
operational current at DC-13
● at 24 V rated value6 A
● at 48 V rated value2 A
● at 60 V rated value2 A
● at 110 V rated value1 A
● at 125 V rated value0.9 A
● at 220 V rated value0.3 A
● at 600 V rated value0.1 A
contact reliability of auxiliary contacts1 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 value52 A
● at 600 V rated value52 A
yielded mechanical performance [hp]
● for single-phase AC motor
— at 110/120 V rated value3 hp
— at 230 V rated value10 hp
● for 3-phase AC motor
— at 200/208 V rated value15 hp
— at 220/230 V rated value15 hp
— at 460/480 V rated value40 hp
— at 575/600 V rated value50 hp
contact rating of auxiliary contacts according to ULA600 / Q600
Short-circuit protection
design of the fuse link
● for short-circuit protection of the main circuit
— with type of coordination 1 requiredgG: 160 A (690 V, 100 kA), aM: 80 A (690 V, 100 kA), BS88: 125 A (415 V, 80 kA)
— with type of assignment 2 requiredgG: 80A (690V,100kA), aM: 50A (690V,100kA), BS88: 63A (415V,80kA)
● for short-circuit protection of the auxiliary switch requiredgG: 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 methodscrew and snap-on mounting onto 35 mm standard mounting rail according to DIN EN 60715
● side-by-side mountingYes
height114 mm
width55 mm
depth178 mm
required spacing
● with side-by-side mounting
— forwards10 mm
— upwards10 mm
— downwards10 mm
— at the side0 mm
● for grounded parts
— forwards10 mm
— upwards10 mm
— at the side6 mm
— downwards10 mm
● for live parts
— forwards10 mm
— upwards10 mm
— downwards10 mm
— at the side6 mm
Connections/ Terminals
type of electrical connection
● for main current circuitscrew-type terminals
● for auxiliary and control circuitspring-loaded terminals
● at contactor for auxiliary contactsSpring-type terminals
● of magnet coilSpring-type terminals
type of connectable conductor cross-sections
● for main contacts
— solid or stranded2x (1 ... 35 mm²), 1x (1 ... 50 mm²)
— finely stranded with core end processing2x (1 ... 25 mm²), 1x (1 ... 35 mm²)
● at AWG cables for main contacts2x (18 ... 2), 1x (18 ... 1)
connectable conductor cross-section for main contacts
● finely stranded with core end processing1 ... 35 mm²
connectable conductor cross-section for auxiliary contacts
● solid or stranded0.5 ... 2.5 mm²
● finely stranded with core end processing0.5 ... 1.5 mm²
● finely stranded without core end processing0.5 ... 2.5 mm²
type of connectable conductor cross-sections
● for auxiliary contacts
— solid or stranded2x (0.5 ... 2.5 mm²)
— finely stranded with core end processing2x (0.5 ... 1.5 mm²)
— finely stranded without core end processing2x (0.5 ... 2.5 mm²)
● at AWG cables for auxiliary contacts2x (20 ... 14)
AWG number as coded connectable conductor cross section
● for main contacts18 ... 1
● for auxiliary contacts20 ... 14
Safety related data
product function
● mirror contact according to IEC 60947-4-1Yes
● positively driven operation according to IEC 60947-5-1No
B10 value with high demand rate according to SN 319201 000 000
proportion of dangerous failures
● with low demand rate according to SN 3192040 %
● with high demand rate according to SN 3192073 %
failure rate [FIT] with low demand rate according to SN 31920100 FIT
protection class IP on the front according to IEC 60529IP20
touch protection on the front according to IEC 60529finger-safe, for vertical contact from the front
suitability for use
● safety-related switching OFFYes
Certificates/ approvals

Downloads and manuals

General Product Approval

CSA

CCC

Confirmation

UL

KC

EAC

EMCFunctional Safety/Safety of MachineryDeclaration of ConformityTest Certificates

RCM

Type Examination Certificate

UK Declaration of Conformity

EC/EU-Declaration of Conformity

Special Test Certificate

Type Test Certificates/Test Report

Marine / Shipping

ABS (American Bureau of Shipping)

BV / Bureau Veritas

DNV / Det Norske Veritas

LR (Lloyds Register)

PRS / Polski Rejestr Statkow

RINA / Registro Italiano Navale

Marine / ShippingotherRailway

RMRS / Russian Maritime Register

Confirmation

Vibration and Shock

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)
last modified:2/15/2022
Date
5/14/2022		Subject to change without notice
© Copyright Siemens 2022


Additional data

Product
Article Number (Market Facing Number)3RT2036-3KB44-3MA0
Product Descriptionpower contactor, AC-3 51 A, 22 kW / 400 V 2 NO + 2 NC, 24 V DC with varistor, 3-pole, size S2, spring-loaded terminal, captive auxiliary switch suitable for 2A PLC outputs
Product familySIRIUS 3RT contactors, 3-pole, up to 250 kW
Product Lifecycle (PLM)PM300:Active Product
Price data
Region Specific PriceGroup / Headquarter Price Group41B / 41B
Surcharge for Raw MaterialsNone
Metal FactorLDP-----
Delivery information
Export Control RegulationsAL : N / ECCN : N
Standard lead time ex-works50 Day/Days
Net Weight (kg)1,210 Kg
Packaging Dimension131,00 x 80,00 x 189,00
Package size unit of measureMM
Quantity Unit1 Piece
Packaging Quantity1
Additional Product Information
EAN4047621010021
UPC804766714511
Commodity Code85364900
LKZ_FDB/ CatalogIDCC-IC10
Product Group5338
Group CodeR711
Country of originGermany
Compliance with the substance restrictions according to RoHS directiveSince: 01.10.2014
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.

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 monoxide (lead oxide)

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
VersionClassification
eClass627-37-10-03
eClass7.127-37-10-03
eClass827-37-10-03
eClass927-37-10-03
eClass9.127-37-10-03
ETIM5EC000066
ETIM6EC000066
ETIM7EC000066
ETIM8EC000066
IDEA44755
UNSPSC1539-12-15-29

ETIM data

ETIM: EC000066 - Power contactor, AC switching

Value Unit
Rated operation power at AC-4, 400 V (EF008496) -kW
Rated control supply voltage Us at DC (EF003980) ['-', '24']V
Voltage type for actuating (EF008242) DC
Rated operation current Ie at AC-1, 400 V (EF001393) 70A
Rated operation current Ie at AC-3, 400 V (EF001392) 50A
Rated operation power at AC-3, 400 V (EF001364) 22.0kW
Rated operation current Ie at AC-4, 400 V (EF008495) 41A
Rated operation power NEMA (EF011960) 29.41995kW
Modular version (EF001126) true
Number of auxiliary contacts as normally open contact (EF001376) 2
Number of auxiliary contacts as normally closed contact (EF001377) 2
Type of electrical connection of main circuit (EF006819) Screw connection
Number of normally closed contacts as main contact (EF001375) -
Number of main contacts as normally open contact (EF001374) 3
Rated control supply voltage Us at AC 50HZ (EF003978) -V
Rated control supply voltage Us at AC 60HZ (EF003979) -V


Datasheet - PDF

▲
Title: Size: Type:
PDF CATALOG SIEMENS SIRIUS INDUSTRIAL CONTROLS EN.pdf 279 Mbytes
3RT2036-3KB44-3MA0 3RT2036-3KB44-3MA0 EN_3RT2036-3KB44-3MA0.pdf 411 Kbytes 3RT2036-3KB44-3MA0 3RT2036-3KB44-3MA0 EN_3RT2036-3KB44-3MA0.pdf

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