Rexroth IndraDrive Requirements to the Mains Connection 10-1
DOK-INDRV*-SYSTEM*****-PR02-EN-P
10 Requirements to the Mains Connection
10.1 General Information
Note: A permanent connection to the supply mains is required for
Rexroth IndraDrive controllers.
10.2 Mains Types
The devices can be operated at the following mains systems. The
requirements are indicated under the respective mains type.
TN-S System
The mains type TN-S is the usual mains type in Europe.
Tr
L2
L3
N
PE
T = direct grounding of a point (station ground)
N = exposed conductive parts directly connected to station ground
Separate neutral conductor and equipment grounding conductor in entire
mains
Fig. 10-1: Mains type TN-S
TN-C System
Tr
L2
L3
PEN
T = direct grounding of a point (station ground)
N = exposed conductive parts directly connected to station ground
Neutral conductor and equipment grounding conductor functions in entire
mains combined in a single conductor, the PEN conductor.
Fig. 10-2: Mains type TN-C