37
Installation and Connection
3.3.3 Mains connection
Protection
• Fuse (see chapter 2.3) or
• Power protective switch
• 1-phase inverter RCD Type A or Type B
• 3-phase inverter RCMA with separator or
RCD Type B
• at DC-supply pay attention to the permissible
voltage range of the fuses
++
--
W
T1
L1
PE
N
X1A
U
PB
V
W
L1
N/L2
L3
T2
PE
U
T1
T2
W
V
L1
PE
X1A
L2
L3
++
--
L3
L1
PE
N/L2
PB
U
PB
T1
T2
W
V
L1
PE
X1A
L2
L3
++
--
L3
L2
L1
PE
U
PB
T1
T2
N/L2
V
X1A
-
+
++
--
L3
W
L1
PE
U
PB
T1
T2
L2
V
X1A
-
+
++
--
L3
W
L1
PE
1 x 180...260 V AC
3 x 180...260 V AC
3 x 305...500 V AC
250...370 V DC
420...720 V DC
DC-connection 230 V-class
DC-connection 400 V-class
Mains connection 400 V 3-phase
Mains connection 230 V 1-phase Mains connection 230 V 3-phase