Installation
Electrical connection
Group drive
EN
40
Lenze ¯ MDKSEMA ¯ 5.0
Fuses and cable cross−sections
The instructions relating to fuses and cable cross−sections are applicable under the
following conditions:
¯
Comply with national and regional regulations
Installation in accordance with EN 60204−1
¯
Use of fuses of utilisation category gG/gL or semiconductor fuses of utilisation
class gRL or the indicated automatic circuit breakers.
¯
Use PVC−insulated copper cables
–
Conductor temperature < 70 °C, ambient temperature < 40 °C
¯
No bundling of cables or cores, three cores under load.
¯
Typical utilisation 80 %
Fuses
Cable cross−sections
Max. total of rated mains currents (
F1 ... F3
L1, L2, L3, PE
I
N1
+ I
N2
+ I
N3
+ I
N4
... + I
Nn
Laying system B2
at 40 °C
[A]
[A]
[mm
2
]
[A]
10
C10
1.5
7.6
16
C16
2.5 (with pin−end connector)
12.2
Fuse
Automatic circuit breaker
Installation in accordance with UL 61800−5−1
¯
Use UL−approved cables:
–
Conductor temperature < 75 °C, ambient temperature < 40 °C
¯
Typical utilisation 80 %
¯
Operation from mains 5 kA rms SCCR:
–
Use current−limiting UL−approved fuses (UL 248) or automatic circuit breakers
(UL 489), voltage
³
480 V.
¯
Operation from mains 200 kA rms SCCR:
–
Use current−limiting UL−approved fuses (UL 248), current limiting rating from
200 kA rms to max. 5 kA rms, e.g. 15 A class CC.
–
It must be ensured that the Lenze Smart Motor is not installed in a control
cabinet.
Fuses
Cable cross−sections
Max. total of rated mains currents (
F1 ... F3
L1, L2, L3, PE
I
N1
+ I
N2
+ I
N3
+ I
N4
... + I
Nn
at 40 °C
[A]
[A]
[AWG]
[A]
10
10
16
8.0
15
15
14 (with pin−end connector)
12.0
Fuse
Automatic circuit breaker
