Lenze i410 - Page 191

The following two diagrams show the relaon between the motor load and tripping me of
the monit
oring under the following condions:
•
Ma
ximum ulizaon 0x2D4B:001
(P308.01) = 150 %
•
Speed compensaon 0x2D4B:002 (P308.02) = "O [1]" or output frequency ≥ 40 Hz
Maximum
ulizaon 60s [%]
0x2D4B:001
Load rao [%] Tripping me [s]
150 110 Indenite
150 135 93
150 150 60
150 200 26
150 250 17
Load rao = motor current / Motor rated current 40x6075
(P323.00)
Maximum load rao for connuous operaon at an output frequency >= 40 Hz depending on
the maximum ulizaon 0x2D4B:001 (P308.01)
•
Ma
ximum load rao for
connuous operaon [%] = 0.73 * maximum ulizaon 0x2D4B:
001 (P308.01)
Tripping me at an output frequency >= 40 Hz and a load rao > maximum load rao for
connuous operaon
•
T
ripping me [s] ≈ 15.9 / ((load rao/maximum ulizaon 0x2D4B:001
(P308.01)) – 0.724)
[s]
Conguring the motor control
Motor protecon
Motor overload monitoring (i²*t)
191