Allen-Bradley 2-D Manuel d'utilisateur Page 30

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Installation/Wiring
2-16
Table 2.E Maximum Motor Cable Length
Reactor
at the Drive With 1204-TFB2 Terminator With 1204-TFA1 Terminator
Using a Motor with Insulation V
P-P
Us
i
ng a
M
otor w
i
th Insulat
i
on V
Using a Motor with Insulation V
P-P
D
r
iv
e
HP
M
o
t
o
r
HP
1000 Volt 1200 Volt or 1600 Volt
Us
i
ng a
M
otor w
i
th Insulat
i
on V
P-P
1000 Volt or 1200 Volt
1000 Volt 1200 Volt
D
r
iv
e
HP
(460V)
M
o
t
o
r
HP
(460V)
Any Cable Shielded Unshielded Shielded Unshielded Shielded Unshielded Shielded Unshielded
Maximum Carrier Frequency 2 kHz 2 kHz 2 kHz 2 kHz 2 kHz 2 kHz 2 kHz 2 kHz 2 kHz
High-Line Derating Multiplier 0.85 0.85 0.85 0.85 0.85 0.85 0.85 0.85 0.85
5 5 15m (50ft) 182m (600ft) 182m (600ft) NR NR 91m (300ft) 61m (200ft) 91m (300ft) 121m (400ft)
3 15m (50ft) 182m (600ft) 182m (600ft) 91m (300ft) 121m (400ft) 99m (325ft) 61m (200ft) 152m (500ft) 121m (400ft)
2 15m (50ft) 182m (600ft) 182m (600ft) 121m (400ft) 182m (600ft) 99m (325ft) 61m (200ft) 182m (600ft) 121m (400ft)
3 3 15m (50ft) 91m (300ft) 182m (600ft) NR NR 91m (300ft) 61m (200ft) 91m (300ft) 121m (400ft)
2 15m (50ft) 182m (600ft) 182m (600ft) 91m (300ft) 121m (400ft) 99m (325ft) 61m (200ft) 152m (500ft) 121m (400ft)
1 15m (50ft) 182m (600ft) 182m (600ft) 91m (300ft) 182m (600ft) 99m (325ft) 61m (200ft) 182m (600ft) 121m (400ft)
2 2 15m (50ft) 76m (250ft) 167m (550ft) NR NR 91m (300ft) 61m (200ft) 91m (300ft) 121m (400ft)
1 15m (50ft) 182m (600ft) 182m (600ft) 61m (200ft) 61m (200ft) 99m (325ft) 61m (200ft) 121m (400ft) 121m (400ft)
0.5 15m (50ft) 182m (600ft) 182m (600ft) 91m (300ft) 121m (400ft) 99m (325ft) 61m (200ft) 152m (500ft) 121m (400ft)
1 1 15m (50ft) 68m (225ft) 152m (500ft) NR NR 45m (150ft) 61m (200ft) 45m (150ft) 76m (250ft)
0.5 15m (50ft) 121m (400ft) 182m (600ft) NR NR 76m (250ft) 61m (200ft) 76m (250ft) 121m (400ft)
0.5 0.5 15m (50ft) 45m (150ft) 106m (350ft) NR NR NR NR NR NR
NR = Not Recommended.
Important: A 3% reactor reduces motor stress but may cause a degradation of motor waveform quality. Reactors must have a turn-to-turn insulating rating of 2100 volts or higher.
Reactors are not recommended for lightly loaded applications because overvoltage trips may result at low output frequencies.
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