Hitachi SJ300 Series User Manual
xii
UL
®
Cautions, Warnings, and Instructions
Wiring Warnings
for Electrical
Practices and
Wire Sizes
for Electrical
Practices and
Wire Sizes
The Cautions, Warnings, and instructions in this section summarize the procedures necessary to
ensure an inverter installation complies with Underwriters Laboratories
ensure an inverter installation complies with Underwriters Laboratories
®
guidelines.
WARNING: “Use 60/75°C Cu wire only” or equivalent.
WARNING: “Open Type Equipment.” For models SJ300–750H to SJ300–1500H.
WARNING: “Suitable for use on a circuit capable of delivering not more than 100,000 rms
symmetrical amperes, 240 V maximum.” For models with suffix L.
symmetrical amperes, 240 V maximum.” For models with suffix L.
WARNING: “Suitable for use on a circuit capable of delivering not more than 100,000 rms
symmetrical amperes, 480 V maximum.” For models with suffix H.
symmetrical amperes, 480 V maximum.” For models with suffix H.
Terminal Tighten-
ing Torque and
Wire Size
ing Torque and
Wire Size
The wire size range and tightening torque for field wiring terminals are presented in the table
below.
below.
Input
Voltage
Motor
Output
200V
Inverter Model
Wire Size Range (AWG)
Torque
HP
kW
ft-lbs
(N-m)
200V
1/2
0.4
SJ300-004LFU
20
1.1
1.5
1
0.75
SJ300-007LFU
18
1.1
1.5
2
1.5
SJ300-015LFU
14
1.1
1.5
3
2.2
SJ300-022LFU
14
1.1
1.5
5
3.7
SJ300-037LFU
10
1.1
1.5
7.5
5.5
SJ300-055LFU
8
1.8
2.5
10
7.5
SJ300-075LFU
6
1.8
2.5
15
11
SJ300-110LFU
4
3.6
4.9
20
15
SJ300-150LFU
2
3.6
4.9
25
18.5
SJ300-185LFU
1
3.6
4.9
30
22
SJ300-220LFU
1/0 AWG
6.5
8.8
40
30
SJ300-300LFU
1/0 || 1/0 AWG
6.5
8.8
50
37
SJ300-370LFU
1/0 || 1/0 AWG
6.5
8.8
60
45
SJ300-450LFU
1/0 || 1/0 AWG
10.1
13.7
75
55
SJ300-550LFU
2/0 || 2/0 AWG
10.1
13.7