Lenze 7812 - Page 18

ET4 6/fa
checked: 19.04.89 MB 33.0831 GB
page: 17
Function code 08
When using this tunction code a built—in electronic motor protec—
tive tunction can be adapted to smaller motors, which are not
dimensioned tor the inverter size. The protective ttinction is
only valid tor tour-pole motors and cannot be used tor group
drives. The data code to be set can be tound in the tollowing
table.
Date cc~de 00 01 1 02 03 0-4 05 06 07 08 09 101 11 1 12 13 14 151
not 100 95 90 85 80 75 70 65 60 55150145 40 35 30
c
0>
E
0
0
1.~
50
40
30
20
10
The protective tunction considers the reduced motor cooling at
lower treguenoles (speeds). The characterlstic shows the operation
at nominal trequency. Lower trequencies result in shorter
switch-ott times. When the protective tunction is released, 0L2
appears as the tault condition.
30 100 150 {O/)
inveder current