Rockwell Automation 1336T Wiring and Grounding Guide, (PWM) AC Drives User Manual
Page 125

Rockwell Automation Publication DRIVES-IN001M-EN-P - March 2014
125
Motor Cable Length Restrictions Tables Appendix A
A2
1.5 (2)
1.5 (2)
7.6
(25)
12.2
(40)
91.4
(300)
91.4
(300)
91.4
(300)
91.4
(300)
91.4
(300)
30.5
(100)
30.5
(100)
91.4
(300)
61.0
(200)
91.4
(300)
22.9
(75)
182.9 (600)
1.2 (1.5)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
91.4
(300)
182.9
(600)
182.9
(600)
30.5
(100)
30.5
(100)
91.4
(300)
61.0
(200)
182.9
(600)
22.9
(75)
182.9 (600)
0.75 (1)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
30.5
(100)
30.5
(100)
91.4
(300)
61.0
(200)
182.9
(600)
22.9
(75)
182.9 (600)
0.37 (0.5)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
30.5
(100)
30.5
(100)
91.4
(300)
61.0
(200)
182.9
(600)
22.9
(75)
182.9 (600)
2.2 (3)
2.2 (3)
7.6
(25)
12.2
(40)
91.4
(300)
91.4
(300)
182.9
(600)
182.9
(600)
182.9
(600)
Use 1204-TFB2
22.9
(75)
182.9 (600)
1.5 (2)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
22.9
(75)
182.9 (600)
0.75 (1)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
22.9
(75)
182.9 (600)
0.37 (0.5)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
22.9
(75)
182.9 (600)
A3
3.7 (5)
3.7 (5)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
22.9
(75)
182.9 (600)
2.2 (3)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
22.9
(75)
182.9 (600)
1.5 (2)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
22.9
(75)
182.9 (600)
0.75 (1)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
22.9
(75)
182.9 (600)
0.37 (0.5)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
22.9
(75)
182.9 (600)
A4
5.5-15
(7.5-20)
5.5-15
(7.5-20)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
24.4
(80)
182.9 (600)
B
11-22
(15-30)
11-22
(15-30)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
24.4
(80)
182.9 (600)
C
30-45
(X40-X60)
30-45
(40-60)
7.6
(25)
12.2
(40)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
76.2
(250)
182.9 (600)
D
45-112
(60-X150)
45-112
(60-150)
12.2
(40)
30.5
(100)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
61.0
(200)
91.4 (300)
E
112-187
(150-250)
112-187
(150-250)
12.2
(40)
53.3
(175)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
182.9 (600)
F
187-336
(250-450)
187-336
(250-450)
18.3
(60)
53.3
(175)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
182.9 (600)
G
187-448
(X250-600)
187-448
(250-600)
18.3
(60)
53.3
(175)
114.3
(375)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
182.9
(600)
182.9 (600)
(1) Values shown are for nominal input voltage, drive carrier frequency of 2 kHz or as shown and surrounding air temperature at the motor of 40 °C. Consult factory regarding operation at carrier
frequencies above 2 kHz. Multiply values by 0.85 for high line conditions. For input voltages of 380, 400 or 415V AC, multiply the table values by 1.25, 1.20 or 1.15, respectively.
(2) These distance restrictions are due to charging of cable capacitance and can vary from application to application.
(3) Includes wire in conduit.
(4) A 3% reactor reduces motor and cable stress but can cause a degradation of motor waveform quality. Reactors must have a turn-turn insulation rating of 2100V or higher.
Table 54 - 1336 PLUS II/IMPACT Drives, 380…480V – Meters (Feet) (continued)
Drive
Frame
Drive kW
(Hp)
Motor kW
(Hp)
No External Devices
(1)
with 1204-TFB2 Term.
(1)
with 1204-TFA1 Terminator
(1)
Reactor at Drive
(1)(4)
Motor Motor
Motor
Motor
A
B
1329
1329R/L (1600V) A or B
1329
A
B
1329
A
B or 1329
Any
Cable
Any
Cable
Any
Cable
Any
Cabl
e
(2)
Shld
(3)
Unshld Any
Cable
Shld
.
(3)
Unshld
Shld
.
(3)
Unshld Any
Cable
Any
Cable
Any
Cable
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