3RT, 3TB, 3TF Contactors for Switching Motors
3TB5 contactors with DC solenoid system,
3-pole, 55 ... 200 kW
■
Selection and ordering data
Auxiliary and control conductors: screw terminals
Main conductors: bar connections
3
3TB50
Size
Rated data
AC-2 and AC-3 (up to 55 °C)
Ratings of induction
Opera-
tional cur- motors at 50 Hz and
rent
I
e
up to
690 V
A
6
8
10
12
110
170
250
400
230 V
400 V
500 V 690 V
kW
37
55
75
115
kW
55
90
132
200
kW
75
110
160
255
kW
90
132
200
355
A
170
230
325
425
NO
2
2
2
2
NC
2
2
2
2
V DC
24
24
24
24
A
B
C
C
3TB50 17-0BB4
3TB52 17-0BB4
3TB54 17-0BB4
3TB56 17-0BB4
1 1 unit
1 1 unit
1 1 unit
1 1 unit
101
101
101
101
kg
6.436
8.468
16.510
19.318
AC -1
Auxiliary
contacts
Rated control
supply voltage
U
s
DT
Order No.
Price
per PU
PU
PS*
(UNIT,
SET, M)
PG
Weight
per PU
approx.
Version
Opera-
tional cur-
rent
I
e
(at 40 °C)
DC operation
¼
DC solenoid system
For accessories, see page 3/134.
For spare parts, see page 3/142.
Contactor
Type
3TB
3TB50/3TB52/3TB54
3TB56
Rated control supply voltages (the 10th and 11th position of the order number must be changed)
DC operation
24 V DC
110 V DC
220 V DC
B4
F4
M4
B4
--
M4
* You can order this quantity or a multiple thereof.
3/34
Siemens LV 1 · 2006
SIEMENS [ Siemens Semiconductor Group ]
