cONNecTION OF THe POWer UNIT
4.2.1.1 Terminal block X1A for 400 V units
X1A
Figure 15:
Terminal block X1A for 400 V units
Name
Function
L1
Mains connection
L2
3-phase
L3
Connection for
+R
braking resistor
(between +R and R)
DC connection,
+
connection for
interconnected opera-
-
tion
Connection for
R
braking resistor
(between +R and R)
U
V
Motor connection
W
cross-section for
Tightening
terminal connection
Flexible line with
wire-end ferrule
1.5...35 mm²
(without wire-end
ferrule up to max.
3.2...3.7 Nm
50 mm²)
28...32 lb inch
UL: flexible line with-
out wire-end ferrule
AWG 16...1
torque
49