3RT, 3RH, 3TB, 3TC, 3TH, 3TK Contactors for Special Applications
3TK20 Contactors
4-pole, 4 kW
■
Overview
AC and DC operation
IEC 60947 (VDE 0660).
The contactors are suitable for use in any climate.
The contactors with screw terminals are finger-safe
according to EN 50274.
The contactors are available in versions with screw terminals,
6.3 mm plug connectors and solder pin connectors for soldering
in printed circuit boards.
■
Application
The main area of application for the 3TK2 contactors with flat
connectors is in household equipment. These contactors are
also suitable for simple electric controllers. No auxiliary switch
blocks can be retrofitted.
3
■
Selection and ordering data
Size 00
AC-1: operational current
l
e
= 16 A (at 55 °C)
Rated data
Utilization categories AC-2 and AC-3
Operational Ratings of induction motors
current
I
e
at 50 Hz and
at 400/
380 V
A
230/
400/
500 V 690/
220 V
380 V
660 V
kW
kW
kW
kW
NO
NC
kg
Main contacts DT
Order No.
Price
per PU
PU
PS*
(UNIT,
SET, M)
PG
Weight
per PU
approx.
Version
Contactors with screw terminals
¼
for screw and snap-on mounting onto 35 mm standard mounting rail
AC operation
9
2.4
4
4
4
4
3
2
4
3
2
--
1
2
--
1
2
B
B
B
B
B
B
3TK20 40-0AP0
3TK20 31-0AP0
3TK20 22-0AP0
3TK20 40-0BB4
3TK20 31-0BB4
3TK20 22-0BB4
1
1
1
1
1
1
1 unit
1 unit
1 unit
1 unit
1 unit
1 unit
101
101
101
101
101
101
0.190
0.188
0.188
0.210
0.210
0.209
DC operation · DC solenoid system
9
3TK20 ..-0...
2.4
4
4
4
Contactors with 6.3 mm x 0.8 mm flat connectors
¼
for screw and snap-on mounting onto 35 mm standard mounting rail
AC operation
9
2.4
4
4
--
4
3
2
4
3
2
--
1
2
--
1
2
C
C
C
C
C
C
3TK20 40-3AP0
3TK20 31-3AP0
3TK20 22-3AP0
3TK20 40-3BB4
3TK20 31-3BB4
3TK20 22-3BB4
1
1
1
1
1
1
1 unit
1 unit
1 unit
1 unit
1 unit
1 unit
101
101
101
101
101
101
0.166
0.164
0.180
0.185
0.187
0.189
DC operation · DC solenoid system
9
3TK20 ..-3...
2.4
4
4
--
Contactors with 6.3 mm x 0.8 mm flat connectors
¼
for screw mounting (diagonal)
AC operation
9
2.4
4
4
--
4
3
2
4
3
2
--
1
2
--
1
2
B
B
B
B
B
B
3TK20 40-7AP0
3TK20 31-7AP0
3TK20 22-7AP0
3TK20 40-7BB4
3TK20 31-7BB4
3TK20 22-7BB4
1
1
1
1
1
1
1 unit
1 unit
1 unit
1 unit
1 unit
1 unit
101
101
101
101
101
101
0.161
0.163
0.162
0.183
0.187
0.183
DC operation · DC solenoid system
9
3TK20 ..-7...
2.4
4
4
--
Contactors with solder pin connectors for printed circuit boards
1)
¼
for screw mounting (diagonal)
AC operation
9
2.4
4
4
--
4
3
2
4
3
2
--
1
2
--
1
2
B
B
B
B
B
B
3TK20 40-6AP0
3TK20 31-6AP0
3TK20 22-6AP0
3TK20 40-6BB4
3TK20 31-6BB4
3TK20 22-6BB4
1
1
1
1
1
1
1 unit
1 unit
1 unit
1 unit
1 unit
1 unit
101
101
101
101
101
101
0.159
0.160
0.159
0.182
0.183
0.181
DC operation · DC solenoid system
9
3TK20 ..-6...
For accessories, see page 3/137.
1) Operating range at AC-1
220 V: 0.85 to 1.15 x
U
s
; lower operating range limit according to
IEC 60947.
2.4
4
4
--
* You can order this quantity or a multiple thereof.
3/62
Siemens LV 1 · 2006
SIEMENS [ Siemens Semiconductor Group ]
