B. Installation
1. Permitted mounting positions are indicated in Fig.2
2. Theunitissuitableforscrewmountingonatvertical
surfacewithtwoM4screws.Alwaysuseplainandspring
washers.
3. Alternativelysnapfor3TS11..to3TS15..and3TS21..,
3TS22..,3TS25..ontoa35mmTophatRailTH35asper
DIN:EN60715.
Note:Installtheunitinhousingifitisexposedtodust,dirt,
contamination or aggressive atmosphere.
C. Maintenance
• Removedustbysuction.
• Replacementofcoilavailableasspare.
• Sparecontactkitsavailablefrom3TS12to3TS15and
3TS22,3TS25.
• ContactSiemensSalesofcefordetails.
• Handletheresistorwirescarefully.
D. Note:
NormallythepowerfactorcontrollerinAPFCpanels,hasthe
provision for adjustment under voltage cut out with respect
to voltage and time. Please ensure that the controllers are
present as per values given in the table on right side.
Coil Voltage
available in
MLFB’s
Coil
Voltage
Controller settings
Under Voltage setting Actuating time
3TS11 to 3TS15
and3TS21,
3TS22,3TS25
110V ≥94V <0.1sec
230V ≥196V <0.1sec
415V ≥353V <0.1sec
3TS11 to 3TS15 220-230V ≥187V <0.1sec
400-415V ≥340V <0.1sec
Incase,Powerfactorcontrollerdoesnothavetheprovision
ofabovesettings,itisrecommendedtoprovideaseparate
undervoltagemonitorhavingsettingsaspertable,toensure
satisfactory performance of the contactors. For further details
onsuchanundervoltagemonitor,pleasecontactnearest
Siemensofce.
Fig. 2 Mounting Positions for 3TS11... to 3TS15... and 3TS21...,
3TS22..., 3TS25...
Permissible Conductor Size: Main Terminals
Termination Data -
Contactor Cable 3TS11..-0A..5-8K 3TS12..-0A..5-8K 3TS13..-0A..5-8K 3TS14..-0A..5-8K 3TS15..-0A..5-8K
3TS21..-0A..5-8K 3TS22..-0A..5-8K 3TS25..-0A..5-8K
Solid mm21 x (1 to 2.5) 1x(2.5to6) 1to16 1to16 1to16
Flexible without end sleeve mm2– – 1.5to16 1.5to16 1.5to16
Flexible with end sleeve mm21x(0.75to2.5) 1 x (1.5 to 4) 1.5to16 1.5to16 1.5to16
Screw Size M3.5 M4
Tightening Torque N-m 0.8to1.4 1.0to1.5 2.5 to 3
Insulation cutting length
for wires mm 10
Siemens Limited
OrderNo.A5E03830809000A-AF
Productdevelopmentisacontinuousprocess.Consequently
thedataindicatedinthisLeaetissubjecttochangewithout
priornotice.Forlatestissuecontactoursalesofces.
SACHINENTERPRISE
Disposal
Siemensproductareenvironmentfriendly,whichpredominantly
consist of recyclable materials.
For disposals we recommend disassembling and separation into
following materials:
METALS:SegregateintoFerrous&NonFerroustypesforrecycling
through authorised dealer.
PLASTICS:Segregateaspermaterialtypeforrecyclingthrough
authorised dealer. Because of the long lifetime of Siemens
products the disposal guidelines may be replaced by other national
regulations when taking the product out of service.
The local customer care service is available at any time to answer
disposal-related questions.
S17936
E. Overall Dimensions
Dimensional drawing: 7/12.5, 16, 20, 25, 5, 10, 30kVAr (3TS11/12/13/14/15/21/22/25..-0A..5-8K)
Type A B C D FG H J K L Ø E M Term
Screw
3TS11/3TS21 125 74 60 10 115 78 45 60 35 – 4.8 48 M3.5
3TS1200/3TS2200 136 85 70 14.5 115 85 45 75 35 – 4.8 51 M4
3TS1300..1500/3TS2500 148 85 63 18 120 103 55 75 45 – 5 62.5 M4
3TS1211/3TS2211 136 85 70 14.5 115 85 45 75 35 58 4.8 51 M4
3TS1311..1511/3TS2511 148 85 63 18 120 103 55 75 45 68 562.5 M4
