Siemens SIKOSTART 3RW34 Instructions De Service page 65

Wire Cross-Section
AWG or MCM*
6 to 4
3 to 2
1
1/0 to 2/0
3/0 to 4/0
250 to 400
500 to 600
Table 7 : Torques for Terminal Screws and Ground Stud Nuts
* For 75 °C, aluminum or copper conductor
Nut on ground nut
Operating current of soft starter
<= 135 A
>= 162 A
Tighten the control circuit screws acc. to wire cross-section as follows:
Electrical
Specifications
Table 8 : Electrical Specifications
Order Number
24 V DC Control Voltage
Control
3RW34 52/54 45 mA
3RW34 55 - 58 45 mA
3RW34 65 - 67 45 mA
3RW34 68 45 mA
3RW34 83/84 45 mA
3RW34 86 —
Table 9 : Control Power Requirements
3ZX1012-0RW34-1AN1
35 lb-in
110 lb-in
Wire Cross-Section
2
AWG mm
24 ... 12 0.25 ... 4
Operational Current
Order Number Rating
(amps)
3RW34 52... 35
3RW34 54... 57
3RW34 55... 70
3RW34 56... 80
3RW34 57... 110
3RW34 58... 135
3RW34 65... 162
3RW34 66... 195
3RW34 67... 235
3RW34 68... 352
3RW34 83... 500
3RW34 84... 700
3RW34 86... 1 050
Nominal Controller Current Required (Terminals X1, X2)
Number
115 V AC Control Voltage
of Fans
Fans Control
— 0
400 mA 2
200 mA 1
600 mA 2
900 mA 3
— —
2
mm lb-in
16 to 25 100
35 125
50 135
50 to 70 150
95 to 120 225
120 to 185 290
240 to 300 335
4 Nm
12 Nm
Tightening Torque
lb-in
8
Power Dissipation
at Rated Current
(watts)
84
158
190
248
306
358
493
515
629
984
1 425
2 020
2 949
Number
of fans
Fans
14 mA — 0
14 mA 300 mA 2
14 mA 200 mA 1
14 mA 600 mA 2
14 mA 900 mA 3
14 mA 900 mA 3
Electrical Specifications
Torque
Nm
11
14
15
17
25
33
38
Nm
0.9
Surge Capacity I²t (1/2 cycle)
(1 cycle) of Starter
(amps) (A²s)
1 540 10 500
1 800 16 200
3 200 51 200
4 400 97 000
4 400 97 000
5 000 125 000
5 800 168 000
8 000 320 000
14 500 1 051 000
14 500 1 051 000
22 360 2 500 000
30 000 4 500 000
36 000 6 480 000
Number
230 V AC Control Voltage
Control Fans
13 mA —
13 mA 170 mA
13 mA 140 mA
13 mA 300 mA
13 mA 450 mA
13 mA 450 mA
of Fans
0
2
1
2
3
3
25