SEW-Eurodrive MOVIDRIVE compact MCH41A, System Manual

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System Manual – MOVIDRIVE® compact Drive Inverters
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Supply system cables and motor cables
Project Planning
4.12 Supply system cables and motor cables
Special
regulations
Comply with the regulations issued by specific countries and for specific machines
regarding fusing and the selection of cable cross sections. If required, also adhere to the
notes on UL compliant installation (
→
Section "UL compliant installation").
Cable cross sec-
tions and fusing
SEW-EURODRIVE recommends the following line cross sections and fusing, assuming
the use of single-core copper cables with PVC insulation laid in cable ducts, an ambient
temperature of 25 °C and rated system currents of 100 % of the rated inverter current:
AC 400/500 V units metric, V
mains
= 3
×
AC 400 V:
MC_4_A...-5A3 0015 0022 0030 0040 0055 0075 0110
Size 1 2
Fuses F11/F12/F13 I
N
16 A 16 A 25 A
Mains conductor L1/L2/L3 1.5 mm
2
1.5 mm
2
4 mm
2
PE conductor
2
×
1.5 mm
2
1
×
10 mm
2
2
×
1.5 mm
2
1
×
10 mm
2
2
×
4 mm
2
1
×
10 mm
2
Motor cable U/V/W 1.5 mm
2
1.5 mm
2
2.5 mm
2
4 mm
2
Unit terminal cross section
of the power section Separable terminal strip
4 mm
2
conductor end sleeve DIN 46228
M4 screw with washer assembly with
terminal clip
4 mm
2
conductor end sleeve DIN 46228
6 mm
2
crimp cable lug DIN 46234
tightening torque 0.6 Nm 1.5 Nm
MC_4_A...-503 0150 0220 0300 0370 0450 0550 0750
Size 3 4 5
Fuses F11/F12/F13 I
N
35 A 50 A 63 A 80 A 100 A 125 A
Mains conductor L1/L2/L3 6 mm
2
10 mm
2
16 mm
2
25 mm
2
35 mm
2
50 mm
2
PE conductor
2
×
6 mm
2
1
×
10 mm
2
1
×
10 mm
2
1
×
16 mm
2
1
×
16 mm
2
Motor cable U/V/W 6 mm
2
10 mm
2
16 mm
2 1)
25 mm
2 1)
35 mm
2
50 mm
2
Unit terminal cross section
of the power section
M6 screw and washer assembly with washer
max. 25 mm
2
Crimp cable lug DIN 46234
M10 bolt with nut
max. 70 mm
2
Press cable lug DIN 46235
tightening torque 1.5 Nm 14 Nm
1) With MCS and MCH (SERVO), use a motor lead with a 10 mm
2
cross section due to the connector on the CM motor.