Lenze Smart Motor m300 Montage- Und Einschaltanleitung Seite 55

Connection for group drive according to EN 60204-1
L1
L2
L3
N
PE
F1 ... F3
K
+
A
1
M
3~
Max. total rated mains currents at 40 °C
Cable installation in
accordance with
Main cable
Laying system
Cable cross‐section
Stub
Laying system
Cable cross‐section
Max. current load of cable
Fuse
Characteristic
Typ. rated current
Max. rated current
Circuit breaker
Characteristic
Typ. rated current
Max. rated current
I ≥ I + I + I + I
max N1 N2 N3 N...
4Rated data
^ 74
• Use of copper cables insulated with PVC
• Conductor temperature ≤ 70 °C, ambient temperature ≤ 40 °C
• No bundling of cables or wires, thee wires under load
• Typical utilisation: 80 % of the respective cable cross‐section
Sizing of group drive
Example:
Check of the maximum permissible rated mains current considering the specified data and a simultaneity
factor of 100 %.
MSEMAXX063-42
Mains voltage
Rated current per motor
Max. rated mains current
I I
N1
PE L1 L2 L3 + PE L1 L2 L3
A
2
M
3~
1.5
2
mm
1.5
2
mm
A 13.1
A -
A 10
A -
A 10
A 7.6
7 drives
400 V
1 A
I + I + I + I ≤ I
N1 N2 N3 N... max
7 x 1 A = 7 A ≤ 7.6 A
I
N2 N3
+ PE L1 L2 L3
A
3
M
3~
EN 60204-1
gG/gL
12 drives
12 x 1 A = 12 A ≤ 12.2 A
Electrical installation
Connection according to EN
I
N4
+ PE L1 L2 L3
A
4
M
3~
B2
2.5
C
2.5
17.4
-
16
gRL
-
16
12.2
17 drives
17 x 1 A = 17 A ≤ 17.6 A
Mains connection
I
Nn
+ PE L1 L2 L3
A
n
M
3~
4.0
2.5
21.0
-
20
-
20
17.6
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