Group drive connection according to EN IEC 60204−1
L1
L2
L3
N
PE
F1 … F3
K
M
3~
+
A
1
I
N1
PE L1 L2 L3
M
3~
+
A
2
I
N2
PE L1 L2 L3
M
3~
+
A
3
I
N3
PE L1 L2 L3
M
3~
+
A
4
I
N4
PE L1 L2 L3
M
3~
+
A
n
I
Nn
PE L1 L2 L3
Max. total rated mains currents at 40 °C
for different cable cross-sections
Cable installation in accordance
with
EN IEC 60204−1
Main cable
Laying system
B2
Cable cross-section
mm
2
1.5
2.5
4.0
Stub
Laying system
C
Cable cross-section
mm
2
1.5
2.5
2.5
Max. current load of the cable
A
13.1
17.4
21.0
Fuse
Characteristic
gG/gL
Typ. Rated current
A
-
-
-
Max. rated current
A
10
16
20
Circuit breaker
Characteristic
gRL
Typ. Rated current
A
-
-
-
Max. rated current
A
10
16
20
I
max
≥ I
N1
+ I
N2
+ I
N3
+ I
N...
A
7.6
12.2
17.6
•
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 utilization 80 % of the respective cable cross-section taken into account
Group drive sizing
Example:
Verification of the maximum permissible rated mains current taking into account the specified
data and a simultaneity factor of 100 %.
MSEMAXX063-42
7 drives
12 drives
17 drives
Mains voltage
400 V
Rated current per motor
1 A
Max. rated mains current
I
N1
+ I
N2
+ I
N3
+ I
N...
≤ I
max
7 x 1 A = 7 A ≤ 7.6 A
12 x 1 A = 12 A ≤ 12.2 A
17 x 1 A = 17 A ≤ 17.6 A
Information on electrical installation
Connection according to EN
36
