Siemens SINAMICS S120 Equipment Manual page 415

Duty cycle
P
P
P
P
Figure 8-38
S120 Cabinet Modules Equipment Manual
Manual, (GH5), 10/2008, A5E00427098A
P
DB
P/P
DB
P
15
P
6,00
20
P
40
5,00
15
4,00
20
3,00
2,00
40
1,00
DB
10 20
Duty cycle for braking resistors
= Continuous braking power
= 5 x P = Power permissible every 90 s for 15 s
DB
= 4 x P = Power permissible every 90 s for 20 s
DB
= 2 x P = Power permissible every 90 s for 40 s
DB
30 40 50 60 70
8.27 L61/L62, L64/L65, braking units
80 90 100 110 120 130
Options
t/s
415