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3TF6844-0CQ7 - 3TF6844-0CQ7 SIEMENS Contactor, Size 14, 3-pole, AC-3, 335kW, 400/380 V (690 V) Auxiliary switch 44 (4NO+4NC..
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3TF6844-0CQ7

3TF6844-0CQ7 SIEMENS Contactor, Size 14, 3-pole, AC-3, 335kW, 400/380 V (690 V) Auxiliary switch 44 (4NO+4NC..

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Key Specifications
:
EAN:4011209044494
UPC:754554188843
ETIM:5
Supplier Information
SIEMENS
SIEMENS
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Technical Specifications

ParameterValue
EAN4011209044494
UPC754554188843
ETIM5
IDEA4
depth237 mm
width230 mm
UNSPSC14
eClass6
height276 mm
— solid2x (0.5 ... 1.0 mm²), 2x (1.0 ... 2.5 mm²)
● at AC8.1g / 5 ms, 4.7g / 10 ms
Group CodeR711
arcing time10 ... 15 ms
— upwards10 mm
● at AC-1
● at AC-3
Date5/9/2022Subject to change without notice© Copyright Siemens 2022
Metal FactorL-O-----
— forwards20 mm
— stranded70 ... 240 mm²
● at 50 Hz0.8 ... 1.1
● at 60 Hz0.8 ... 1.1
● at AC-6a
Product Group5805
Product classA: Standard product which is a stock item could be returned within the returns guidelines/period.
Quantity Unit1 Piece
closing delay
opening delay
— downwards10 mm
Commodity Code85364900
Product familySIRIUS 3RT12 and 3TF6 vacuum contactors
last modified:7/2/2021
● attachable4
Net Weight (kg)19,954 Kg
number of holes1
operating power
— at the side10 mm
fastening methodscrew fixing
product function
required spacing
Country of originTurkey
Marine / Shippingother
diameter of holes11 mm
mounting positionwith vertical mounting surface +/-90° rotatable, with vertical mounting surface +/- 22.5° tiltable to the front and back
operating voltage
product extension
size of contactor14
LKZ_FDB/ CatalogIDCC-IC10
Packaging Quantity1
insulation voltage
● during storage-55 ... +80 °C
● for live parts
Packaging Dimension374,00 x 404,00 x 378,00
Product DescriptionContactor, Size 14, 3-pole, AC-3, 335kW, 400/380 V (690 V) Auxiliary switch 44 (4NO+4NC) AC operation 380...460 V AC 50/60 Hz
ambient temperature
operating frequency
operational current
product designationVacuum contactor
● at AC-1 maximum700 1/h
● auxiliary switchNo
● during operation-25 ... +55 °C
● for main contacts
● solid or stranded0.5 ... 2.5 mm²
● for grounded parts
Product Lifecycle (PLM)PM300:Active Product
design of the fuse link
width of connection bar30 mm
● at 24 V rated value10 A
● at 48 V rated value10 A
General Product ApprovalFunctional Safety/Safety of Machinery
product type designation3TF6
surge voltage resistance
— at 230 V rated value200 kW
— at 400 V rated value630 A
— at 500 V rated value630 A
— at 690 V rated value630 A
● at 110 V rated value3.2 A
● at 125 V rated value2.5 A
● at 220 V rated value0.9 A
● at 230 V rated value5.6 A
● at 400 V rated value300 A
● at 480 V rated value630 A
● at 50 Hz rated value380 ... 460 V
● at 500 V rated value2.5 A
● at 60 Hz rated value380 ... 460 V
● at 600 V rated value0.22 A
● at 690 V rated value300 A
● for 3-phase AC motor
● of contactor typical5 000 000
Declaration of ConformityTest Certificates
relative humidity minimum10 %
— at 1000 V rated value435 A
● instantaneous contact4
● side-by-side mountingYes
Export Control RegulationsAL : N / ECCN : N
Modular version (EF001126)true
● for auxiliary contacts
Standard lead time ex-works25 Day/Days
Surcharge for Raw MaterialsNone
thickness of connection bar6 mm
● at AC-2 at AC-3 maximum200 1/h
Package size unit of measureMM
control supply voltage at AC
operational current at AC-15
operational current at DC-12
operational current at DC-13
— at 200/208 V rated value231 hp
— at 220/230 V rated value266 hp
— at 460/480 V rated value530 hp
— at 575/600 V rated value664 hp
● for main current circuitConnection bar
Substance Prohibitance (Date)03/01/2017
type of electrical connection
● with side-by-side mounting
● at AC-3 rated value maximum690 V
● of main circuit rated value8 kV
shock resistance with sine pulse
● at AC-4 at 400 V rated value610 A
no-load switching frequency at AC2 000 1/h
operating apparent power at AC-6a
● at 40 °C minimum permissible480 mm²
relative humidity during operation10 ... 95 %
yielded mechanical performance [hp]
● at AWG cables for main contacts2/0 ... 500 kcmil
operational current at AC-12 maximum10 A
● of auxiliary circuit rated value6 kV
Article Number (Market Facing Number)3TF6844-0CQ7
Rated operation power NEMA (EF011960)-
Voltage type for actuating (EF008242)AC
● for auxiliary and control circuitscrew-type terminals
● function module for communicationNo
WEEE (2012/19/EU) Take-Back ObligationYes
— with type of assignment 2 requiredgG: 500 A (690 V, 100 kA), aM: 630 A (690 V, 50 kA), BS88: 500 A (415 V, 50 kA)
● between main and auxiliary circuit500 V
number of NC contacts for main contacts0
number of NO contacts for main contacts3
reference code according to IEC 81346-2Q
shock resistance at rectangular impulse
● at contactor for auxiliary contactsScrew-type terminals
number of poles for main current circuit3
type of voltage for main current circuitAC
— with type of coordination 1 requiredgG: 1000 A (690 V, 100 kA)
● at AWG cables for auxiliary contacts2x (18 ... 12)
contact reliability of auxiliary contactsone incorrect switching operation of 100 million switching operations (17 V, 5 mA)
mechanical service life (switching cycles)
thermal short-time current limited to 10 s5 040 A
apparent holding power of magnet coil at AC
apparent pick-up power of magnet coil at AC
● between auxiliary and auxiliary circuit300 V
full-load current (FLA) for 3-phase AC motor
number of NC contacts for auxiliary contacts
number of NO contacts for auxiliary contacts
type of connectable conductor cross-sections
— finely stranded with core end processing50 ... 240 mm²
● finely stranded with core end processing240 ... 50 mm²
type of voltage of the control supply voltageAC
● mirror contact according to IEC 60947-4-1Yes; One NC contact each must be connected in series for the right and left auxiliary switch block respectively
Rated operation power at AC-3, 400 V (EF001364)335.0
Rated operation power at AC-4, 400 V (EF008496)168.0
Rated control supply voltage Us at DC (EF003980)['-', '-']
control version of the switch operating mechanismStandard A1 - A2
operational current at DC-12 at 440 V rated value0.33 A
Rated operation current Ie at AC-1, 400 V (EF001393)-
Rated operation current Ie at AC-3, 400 V (EF001392)630
Rated operation current Ie at AC-4, 400 V (EF008495)300
Region Specific PriceGroup / Headquarter Price Group41B / 41B
contact rating of auxiliary contacts according to ULA600 / Q600
touch protection on the front according to IEC 60529finger-safe, for vertical contact from the front with cover
● for short-circuit protection of the main circuit
Rated control supply voltage Us at AC 50HZ (EF003978)['380.0', '460.0']
Rated control supply voltage Us at AC 60HZ (EF003979)['380.0', '460.0']
connectable conductor cross-section for main contacts
inductive power factor with closing power of the coil
AWG number as coded connectable conductor cross section
installation altitude at height above sea level maximum2 000 m
protection class IP on the front according to IEC 60529IP00; IP20 with cover
— up to 400 V for current peak value n=30 rated value342 A
— up to 500 V for current peak value n=20 rated value513 A
— up to 500 V for current peak value n=30 rated value342 A
— up to 690 V for current peak value n=20 rated value513 A
— up to 690 V for current peak value n=30 rated value342 A
● up to 400 V for current peak value n=20 rated value338 kVA
● up to 400 V for current peak value n=30 rated value226 kVA
● up to 690 V for current peak value n=20 rated value586 kVA
● up to 690 V for current peak value n=30 rated value390 kVA
Type of electrical connection of main circuit (EF006819)Screw connection
— up to 1000 V for current peak value n=20 rated value435 A
— up to 1000 V for current peak value n=30 rated value342 A
● up to 1000 V for current peak value n=20 rated value752 kVA
● up to 1000 V for current peak value n=30 rated value592 kVA
inductive power factor with the holding power of the coil
— up to 690 V at ambient temperature 40 °C rated value700 A
— up to 690 V at ambient temperature 55 °C rated value630 A
connectable conductor cross-section for auxiliary contacts
— up to 1000 V at ambient temperature 55 °C rated value450 A
● of main circuit with degree of pollution 3 rated value1 000 V
● positively driven operation according to IEC 60947-5-1No
Number of main contacts as normally open contact (EF001374)3
connectable conductor cross-section in main circuit at AC-1
Number of normally closed contacts as main contact (EF001375)0
operational current for approx. 200000 operating cycles at AC-4
relative humidity at 55 °C according to IEC 60068-2-30 maximum95 %
● of auxiliary circuit with degree of pollution 3 rated value690 V
Number of auxiliary contacts as normally open contact (EF001376)4
● for short-circuit protection of the auxiliary switch requiredfuse gG: 10 A
Number of auxiliary contacts as normally closed contact (EF001377)4
Compliance with the substance restrictions according to RoHS directiveSince: 01.03.2017
REACH Art. 33 Duty to inform according to the current list of candidatesLead CAS-No. 7439-92-1 > 0, 1 % (w / w)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):LeadBased 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.Lead monoxide (lead ... CAS-No. 1317-36-8 > 0, 1 % (w / w)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.
operating range factor control supply voltage rated value of magnet coil at AC
maximum permissible voltage for safe isolation in networks with grounded star point
power loss [W] at AC-3 at 400 V for rated value of the operational current per conductor45 W
General Product ApprovalFunctional Safety/Safety of MachineryType Examination CertificateDeclaration of ConformityTest CertificatesMarine / ShippingUK Declaration of ConformityType Test Certificates/Test ReportSpecial Test CertificateMiscellaneousMarine / ShippingotherMiscellaneousConfirmationConfirmationGeneral Product Approval

Product Description

More details
Key Features
  • Industrial grade quality
  • RoHS compliant
  • CE certified
  • 1-year warranty

Product Documents

Datasheet

Technical specifications and performance data

User Manual

Installation and operation guide

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