Terminal
Contact
Function
X1:L1
L1
Connection for supply system
X1:L2
L2
X1:L3
L3
PE
Protective earth connection
X2:U
U
Motor connection
X2:V
V
X2:W
W
X2:-R
-R
Braking resistor/DC link connection +UZ
X2:+R
+R
X2:-UZ
-UZ
DC link connection -UZ (connection +UZ at +R)