Lenze 9300 vector Série Instructions De Montage page 202

5 Electrical installation
Standard devices in the power range 75 ... 90 kW
Motor connection
Motor with KTY thermal sensor
)
Note!
ƒ
ƒ
T1 T2
PE
Fig. 5−23
Characteristics of the connection for motor temperature monitoring:
Pins X8/5, X8/8 of incremental encoder input (X8)
Connection
Tripping point
Notes
202
We recommend to use Lenze system cables for wiring.
For self−made cables only use cables with shielded cores twisted in pairs.
X8
X9
X10
PE U V W +UG -UG
PES
PES
KTY
PES
M
3~
Circuit diagram of motor connection with KTY thermal sensor at incremental encoder input X8
Linear KTY thermal sensor
l
Warning: Adjustable
l
Error (TRIP): Fixed at 150 °C
l
Monitoring is not active in the Lenze setting.
l
The KTY thermal sensor is monitored with regard to interruption and short
circuit.
l
X8/8
X8/5
PES
PES
9300vec121
EDKVF9333V DE/EN/FR 7.2