3RH19211CA10 Datasheet, PDF (71/76 Pages) Siemens Semiconductor Group – Contactors with Extended Tolerance 0.7 ... 1.25 x , for Railway Applications

Accessories and Spare Parts
For 3T Contactors and Contactor Relays
Accessories for 3TH contactor relays
For contactor Rated control supply voltage Power DT
U_s
consump-
tion of LED
at U_s
Type
V AC
V DC
MW
Surge suppressors¹⁾
For plugging onto contactors with and without
auxiliary switch blocks
Order No.
Version without LED
RC elements
3TH2. ..-0... 24 ... 48
24 ... 70
--
48 ... 127 70 ... 150 --
127 ... 240 150 ... 250 --
B 3TX4 490-3R
B 3TX4 490-3S
B 3TX4 490-3T
3TX4 490-3A
240 ... 400 --
400 ... 600 --
--
B 3TX4 490-3U
--
B 3TX4 490-3V
Varistors
3TH2. ..-0... ˆ 48
24 ... 70
--
48 ... 127 70 ... 150 --
127 ... 240 150 ... 250 --
B 3TX4 490-3G
B 3TX4 490-3H
B 3TX4 490-3J
240 ... 400 --
400 ... 600 --
--
B 3TX4 490-3K
--
B 3TX4 490-3L
Noise suppression diodes
3TH2. ..–0... --
12 ... 250 --
B 3TX4 490-3A
Diode assemblies (diode and Zener diode)
For DC operation and short break times
3TH2. ..–0... --
24 ... 250 --
B 3TX4 490-3B
Version with LED
Varistors
3TX4 490-4G
3TH2. ..-0...
24 ... 48
48 ... 27
127 ... 240
--
12 ... 24
24 ... 70
70 ... 150
150 ... 250
10 ... 12 B
20 ... 470 B
50 ... 700 B
160 ... 950 B
3TX4 490-4G
3TX4 490-4H
3TX4 490-4J
3TX4 490-4K
Noise suppression diodes
3TH2. ..-0... --
--
--
24 ... 70
70 ... 150
150 ... 250
20 ... 470 B
50 ... 700 B
160 ... 950 B
3TX4 490-4A
3TX4 490-4B
3TX4 490-4C
Additional load modules (residual current)
For plugging onto contactors with and without auxiliary switch blocks
For increasing the permissible residual current
and for limiting the residual voltage of SIMATIC
semiconductor outputs
3TH2. ..-0A 230/220, 50 Hz
--
B
230, 60 Hz
--
230, 50/60 Hz
--
Operating range 0.8 ... 1.1 x U_s
Plug-in bases with solder pin connectors for printed circuit boards,
width 45 mm
3TX4 490-1J
For 3TH2 contactor relays;
With flat connectors 1 x 6.3 mm ... 0.8 mm;
Rated insulation voltage U_i: 400 V (pollution degree 3);
Rated impulse withstand voltage U_imp: 6 kV;
Rated operating current I_e: 6 A;
s and U rated data: max. 300 V, 6 A
3TH20 ..-3,
3TH20 ..-7
A 3TX4 491-2A
1) The opening delay of the NO contact and the closing delay of the NC
contact are increased if the contactor coils are attenuated against voltage
peaks (noise suppression diode 6 to 10 times; diode assemblies 2 to
6 times, varistor +2 to 5 ms).
Price
per PU
PU PS*
(UNIT,
SET, M)
PG Weight
per PU
approx.
kg
1 10 units 101
1 1 unit 101
1 1 unit 101
1 1 unit 101
1 1 unit 101
0.010
0.010
0.010
0.014
0.015
1 1 unit 101
1 1 unit 101
1 1 unit 101
1 10 units 101
1 10 units 101
0.010
0.010
0.010
0.016
0.016
1 1 unit 101 0.010
1 1 unit 101 0.009
1 1 unit 101 0.009
1 1 unit 101 0.009
1 1 unit 101 0.010
1 1 unit 101 0.009
1 1 unit 101 0.009
1 1 unit 101 0.009
1 1 unit 101 0.009
1 1 unit 101 0.011
1 5 units 101 0.032
* You can order this quantity or a multiple thereof.
Siemens LV 1 · 2006 _3/141