Table 7-2 Drive Torque Specifications (Stainless Steel Hardware, Mechanical Connections) - Siemens SINAMICS PERFECT HARMONY GH180 Operating Instructions Manual
Medium-voltage drive for type 6sr5
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Electrical Connections
7.2 Installation External Wiring
Fastener Size
English
1-8
* These values do not apply when this hardware is used on installing SINAMICS Perfect Harmony GH180 power cells or power
modules. For the required torque values in these instances, refer to the maintenance chapter of this manual or to the System
drawings provided with this drive.
** These sizes are only torqued when used on ground wire.
*** #8 bolts used in secondary connections on CTs are torqued to 15 in-lbs.
Note
Input Conductor Sizing
Be sure to size the input conductors appropriately for the particular application, taking into
account the length of the input power feed as well as local electrical code and local standards.
Labels located near the connections recommend the use of 75 °C conductors.
Table 7-2
Drive Torque Specifications (Stainless Steel Hardware, Mechanical Connections)
English Sizes
10-32
1/4-20
5/16-18
3/8-16
7/16-14
1/2-13
9/16-12
5/8-11
3/4-10
7/8-9
---
1-8 (1.0)
Note:
•
CTs that are mounted with 3/8 inch bolts will only be torqued to 100 in-lbs.
•
These values do not apply when installing mechanical connections on GH180 Perfect Harmony™ power cells.
See also
Remove and Replace (Page 71)
40
Metric
Metric Sizes
Newton-Meters
(mm)
5
6
8
10
---
12
14
16
18
20
22
24
27
Tightening Torque Value
Newton-Meters
(Nm)
600.0
FT-LB
(Nm)
7.2
12.7
22.7
36.2
50.2
65.1
105.8
146.4
333.5
223.7
542.3
329.5
FT-LB
480.0
IN-LB
9
112
17
200*
27
320
37
444
48
576
78
936
108
1296
246
2952
165
1980
400
4800
243
2916
Type 6SR5 Air-Cooled
Operating Instructions, AK, A5E39390112
IN-LB
27
64
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