9.5 Maintenance
9.5.1 Replacing a fan
CAUTION
Injury caused by rotating fan
If the converter is equipped with a temperature-controlled fan, the fan can run on even if the
power section is switched off. You can be injured if you touch the fan.
● Wait until the fan has shut down.
Service life of the fans
The fans must also be fitted with a monitor to ensure that the drive operates reliably. The
service life of the device fans is 30,000 hours. Replace the fan timely in order to maintain the
reliable functioning of the cabinet unit.
9.5.1.1 Replacing fans, from the front
Removing the fan
The five safety rules (Page 15) must be observed.
Figure 9-2 Replacing fans from the front
Maintenance
9.5 Maintenance
SINAMICS PERFECT HARMONY GH150 6SL38253AE412AA1-Z
Operating Instructions Rev.201910281231 EXAMPLE 111