B. Installation
1. Permitted mounting positions are indicated in Fig.2
2. The unit is suitable for screw mounting on flat vertical
surface with two M4 screws. Always use plain and spring
washers.
3. Alternatively snap for 3TS11.. to 3TS15.. and 3TS21..,
3TS22.., 3TS25.. on to a 35 mm Top hat Rail TH 35 as per
DIN : EN60715.
Note: Install the unit in housing if it is exposed to dust, dirt,
contamination or aggressive atmosphere.
C. Maintenance
• Remove dust by suction.
• Replacement of coil available as spare.
• Spare contact kits available from 3TS12 to 3TS15 and
3TS22, 3TS25.
• Contact Siemens Sales office for details.
• Handle the resistor wires carefully.
D. Note:
Normally the power factor controller in APFC panels, has the
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
and 3TS21,
3TS22, 3TS25
110V
≥ 94 V
< 0.1 sec
230V
≥ 196 V
< 0.1 sec
415V
≥ 353 V
< 0.1 sec
3TS11 to 3TS15
220-230V
≥ 187 V
< 0.1 sec
400-415V
≥ 340 V
< 0.1 sec
In case, Power factor controller does not have the provision
of above settings, it is recommended to provide a separate
undervoltage monitor having settings as per table, to ensure
satisfactory performance of the contactors. For further details
on such an undervoltage monitor, please contact nearest
Siemens office.
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
mm
2
1 x (1 to 2.5)
1 x (2.5 to 6)
1 to 16
1 to 16
1 to 16
Flexible without end sleeve
mm
2
–
–
1.5 to 16
1.5 to 16
1.5 to 16
Flexible with end sleeve
mm
2
1 x (0.75 to 2.5)
1 x (1.5 to 4)
1.5 to 16
1.5 to 16
1.5 to 16
Screw Size
M3.5
M4
Tightening Torque
N-m
0.8 to 1.4
1.0 to 1.5
2.5 to 3
Insulation cutting length
for wires
mm
10
Siemens Limited
Order No. A5E03830809000A-AF
Product development is a continuous process. Consequently
the data indicated in this Leaflet is subject to change without
prior notice. For latest issue contact our sales offices.
SACHIN ENTERPRISE
Disposal
Siemens product are environment friendly, which predominantly
consist of recyclable materials.
For disposals we recommend disassembling and separation into
following materials:
METALS: Segregate into Ferrous & Non Ferrous types for recycling
through authorised dealer.
PLASTICS: Segregate as per material type for recycling through
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.
Customer Care Toll free no. 1800 209 0987
Email: [email protected]
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
F
G
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
5
62.5
M4
