Lenze 8200 Frequency inverters - Manual (Page 112)

Commissioning
8200SHB0199 5-7
Help for the selection of 820X Motor cable
shielded $ 25 m
unshielded $ 50 m
shielded > 25 m
unshielded > 50 m
C014
Stand-alone drives recommended alternatively recommended alternatively
with constant load -0- -2- -2- -
with extremely alternating loads -0- -2- -2- -
with heavy start conditions -0- -2- -2- -
positioning and infeed drives with high dynamic response -0- - -2- -
hoists -0- -2- -2- -
pumps and blowers -1- -3- -3- -2-
three-phase AC reluctance motors -2- - -2- -
three-phase sliding rotor motors -2- - -2- -
three-phase motors with fixed frequency-voltage characteristic -2- - -2- -
Group drives (depending on the resulting motor-cable length)
l
res
 i
¯ ô (l
1
Ä l
2
Д ццц Д l
i
)
identical motors and identical loads -2- - -2- -
different motors and/or changing loads -2- - -2- -
Help to decide for 821X/822X/824X Motor cable*
shielded $ 50 m
unshielded $ 100 m
shielded > 50 m
unshielded > 100 m
C014
Single drives recommended alternatively recommended alternatively
with constant load -4- -2- -2- -
with extremely alternating loads -4- -2- -2- -
with heavy start conditions -4- -2- -2- -
positioning and infeed drives with high dynamic response -2- - -2- -
hoists -4- -2-/-4- -2- -
pumps and blowers -3- -2- -3- -2-
three-phase AC reluctance motors -2- - -2- -
three-phase sliding rotor motors -2- - -2- -
three-phase motors with fixed frequency-voltage characteristic -2- - -2- -
Group drives (depending on the resulting motor-cable length)
l
res
 i
¯ ô (l
1
Ä l
2
Д ццц Д l
i
)
identical motors and identical loads -4- -2- -2- -
different motors and/or changing loads -2- - -2-
* 8211: shielded $ 15 m, unshielded $ 30 m
8212: shielded $ 25 m, unshielded $ 50 m
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