Nidec DFS 1, Power Installation Manual

Page: 41 / 61

DFS1/DFS2 Power Installation Guide
41
Issue Number: 2
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4.10 Motor cables
Capacitance in the motor cable causes loading on the output of the drive. The loading increases with
switching frequency. The maximum recommended motor cable lengths for a range of switching
frequencies are shown in Table 4-6.
Table 4-6 Maximum motor cable lengths
Model
Maximum permissible motor cable length for each of the following switching
frequencies
2 kHz 3 kHz 4 kHz 6 kHz 8 kHz 12 kHz 16 kHz
400 V
xxxx-DFS1G4EN
250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)
62 m
(203 ft)
46 m
(151 ft)
xxxx-DFS1H4EN
xxxx-DFS1J4EN
xxxx-DFS1K4EN
xxxx-DFS1L4EN
xxxx-DFS1M4EN
xxxx-DFS1N4EN 250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)
xxxx-DFS1P4EN 250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)
xxxx-DFS1Q4EN 250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)
xxxx-DFS2L4EN 250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)
xxxx-DFS2M4EN 250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)
xxxx-DFS2N4EN 250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)
xxxx-DFS2P4EN 250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)
xxxx-DFS2Q4EN 250 m (820 ft)
187 m
(614 ft)
125 m
(614 ft)
93 m
(305 ft)