Lenze 9300 Montageanleitung Seite 144

4 Electrical installation
Basic devices in the power range 0.37 ... 11 kW
Motor connection
Motor with PTC thermistor or thermal contact (NC contact)
Wire T1, T2 only if the motor is equipped with a PTC thermistor or thermal contact
(NC contact).
An "open" cable acts like an antenna and can cause faults at the drive controller.
ƒ

Danger!
ƒ
ƒ
2.7 k
T1 T2
PES
PES
Fig.4-5
144
All control terminals are only base-insulated (single isolating distance) after
connecting a PTC thermistor or a thermal contact.
Protection against accidental contact in case of a defective isolating
distance is only guaranteed through external measures, e.g. double
insulation.
15 V
7.4 k
3.3 k
MONIT-OH8
PE U V W +UG -UG
PES
PES
J>
PES
M
PE
3~
Circuit diagram of motor connection with PTC thermistor or thermal contact (NC contact) at T1, T2

9300vec139
EDKVS9332X DE/EN/FR 2.0