Hobart Welding Products OM-180 670Q Welding System User Manual


 
OM-180 670 Page 18
3-8. Electrical Service Guide
Actual input voltage should not exceed ± 10% of indicated required input voltage. If
actual input voltage is outside of this range, output may not be available.
NOTE
Input Voltage
400
Input Amperes At Rated Output
17.0
Max Recommended Standard Fuse Or Circuit Breaker Rating In Amperes
30
Reference: 1996 National Electrical Code (NEC). S-0092J
3-9. Connecting Input Power
Check input voltage available at
site.
1 Input And Grounding
Conductors
2 Line Disconnect Device
Select type and size of overcurrent
protection using Section 3-8.
Y Always connect green/yel-
low wire to supply ground-
ing terminal, never to a line
terminal.
Input_9_99 / Ref. ST-144 221 / ST-801 192
Tools Needed:
L1
2
1
1
L2
L3
Y Always connect grounding
conductor first.
= GND/PE
Green/Yellow