Hitachi SJ300-037HFE Welding System User Manual


 
SJ300 Inverter
Inverter Mounting
and Installation
2–17
Terminal dimensions and torque specs, continued...
Note 1: The recommended ring lug connector listing consists of wire size – screw size
format. The wire sizes are in AWG or mm
2
format. For AWG wire sizes, bolt sizes
for the ring lug centers are: #10, #12, 1/4”, 5/16”, and 1/2”. For metric wire sizes,
bolt sizes for the ring lug centers are: 6 = 6M, 8 = 8M, 10 = 10M.
Input
Volta ge
Motor
Output
400V
Inverter Models
Screw size
of terminal
Ring lug connector *1 Torque
HP kW (AWG-bolt)
(mm
2
–bolt)
ft-lbs (N-m)
400V
1 0.75 SJ300-007HFU/E M4 20–#10 1.25–4 1.1 1.5
2 1.5 SJ300-015HFU/E M4 14–#10 2–4 1.1 1.5
3 2.2 SJ300-022HFU/E M4 14–#10 2–4 1.1 1.5
5 4.0 SJ300-040HFU/E M4 14–#10 2–4 1.1 1.5
7.5 5.5 SJ300-055HFU/E M5 14–#12 2–5 1.8 2.5
10 7.5 SJ300-075HFU/E M5 10–#12 3.5–5 1.8 2.5
15 11 SJ300-110HFU/E M6 8–1/4 5.5–6 3.6 4.9
20 15 SJ300-150HFU/E M6 6–1/4 8–6 3.6 4.9
25 18.5 SJ300-185HFU/E M6 4–1/4 14–6 3.6 4.9
30 22 SJ300-220HFU/E M6 4–1/4 14–6 3.6 4.9
40 30 SJ300-300HFU/E M6 2–1/4 22–6 3.6 4.9
50 37 SJ300-370HFU/E M6 4–1/4 14–6 3.6 4.9
60 45 SJ300-450HFU/E M8 1/0–5/16 38–8 6.5 8.8
75 55 SJ300-550HFU/E M8 2–5/16 22–8 6.5 8.8
100 75 SJ300-750HFU/E M8 1–1/2 30–10 6.5 8.8
125 90 SJ300-900HFU/E M10 1/0–1/2 38–10 10.1 13.7
150 110 SJ300-110HFU/E M10 1/0–1/2 50–10 10.1 13.7
175 132 SJ300-1320HFE M10 2/0–1/2 80–10 10.1 13.7
200 150 SJ300-1500HFU M10 2/0–1/2 80–10 10.1 13.7