Basic devices in the power range 250 ... 400 kW
Wiring of motor temperature monitoring
5.5
5.5.9

5.5−15
EDSVF9383V EN 7.1−04/2012
 Note!
Æ’ We recommend to use Lenze system cables for wiring.
ƒ For self−made cables only use cables with shielded cores
twisted in pairs.
PE
U
VW
T1 T2
+UG -UG
PES
PES
PE
M
3~
PES
PES
KTY
X8/5
X8/8
PES
X8
X9
X10
9300vec121
Fig. 5.5−14 Connection of KTY thermal sensor at incremental encoder input X8
Characteristics of the connection for motor temperature monitoring:
Pins X8/5, X8/8 of incremental encoder input (X8)
Connection Linear KTY thermal sensor
Tripping point l Warning: Adjustable
l Error (TRIP): Fixed at 150 °C
Notes l Monitoring is not active in the Lenze setting.
l The KTY thermal sensor is monitored with regard to interruption
and short circuit.
Motor with KTY thermal
sensor