Siemens SINAMICS S120 Combi - Page 299

Cabinet design and EMC
12.6 24 V DC supply
SINAMICS S120 Combi
Manual, (GH9), 07/2016, 6SL3097-4AV00-0BP5
299
Component
Typical current consumption [A
DC
]
9 A (+1 x DRIVE–CLiQ; +1 x brake)
0,75
18 A (+1 x DRIVE–CLiQ; +1 x brake) 0,75
Double Motor Modules Booksize Compact
2 x 1.7 A (+2 x DRIVE–CLiQ; +2 x brake) 1
2 x 3 A (+2 x DRIVE–CLiQ; +2 x brake)
1
2 x 5 A (+2 x DRIVE–CLiQ; +2 x brake)
1
External fan unit
0,8
Braking Module
0,5
Motor encoder
0,25
Example: calculating 24 V DC current requirements
Table 12- 4 Example of 24 V DC current requirements
Component
Number
Current consumption
[A]
Total current consumption
[A]
SINUMERIK 828D
1
2,5
2,5
S120 Combi 4 axes Power
Module with external fan unit
1 2,4 2,4
Motor Module 9 A
1
0,75
0,75
Motor Module 18 A
1
0,75
0,75
Motor encoder
6
0,25
1,50
Brake
1
1
1
Total:
8,9