Lenze 9400 Manual - Manual (Page 169)

Multi-axis controllers
Rated data
Overcurrent operation
5

169 EDS94SPP101 EN 7.1
5.3.3 Overcurrent operation
The controllers are designed for two overcurrent modes:
ƒ 5-s-cycle c
– 0.5 s load period with peak current 
– 4.5 s recovery time with limited current 
ƒ 3-min cycle d
– 1 min load period with peak current 
– 2 min recovery time with limited current 
A load period must be followed by a recovery time. During the recovery time the current
must not exceed the value given.
The values given refer to the rated output current I
aN8
.
t 0
100
2
0
1
I [%]
aN8
3
0.5 s 4.5 s 1 min 2 min

‚
9400SSP008
Fig. 5-1 Overcurrent capacity at 45° C
 Peak current for 0.5 s
c 5-s cycle
 Max. current in the recovery time for 4.5 s
 Peak current for 1 min
d 3-min cycle
 Max. current in the recovery time for 2 min