Connecting Input Power - MAC TOOLS MW250 Owner's Manual

Input Voltage
Input Amperes At Rated Output
Max Recommended Standard Fuse Or Circuit Breaker Rating In
Amperes
Min Input Conductor Size In AWG/Kcmil
Max Recommended Input Conductor Length In Feet (Meters)
Min Grounding Conductor Size In AWG/Kcmil
Reference: 1996 National Electrical Code (NEC).

3-5. Connecting Input Power

WARNING
ELECTRIC SHOCK can kill.
•
Do not touch live electrical parts.
•
Turn Off welding power source, and disconnect input power before inspecting or installing.
•
Have only qualified persons install unit.
•
Installation must meet National Electrical Code and all other codes.
A. Positioning Jumper Links
2
3
1
Table 3-1. Electrical Service Requirements
200 VOLTS
230 VOLTS
S-153 980
Figure 3-5. Input Voltage Jumper Links Location
200 230
46 40
70 60
8
89 (27) 117 (36)
8 10
Check input voltage available at
site.
1 Jumper Links Access Door
Open door.
2 Jumper Link Label
3 Input Voltage Jumper Link
Move jumper link to match input
voltage.
Close and secure access door.
Close side door.
Tools Needed:
3/8 in
Ref. ST-801 100-B
OM-154 501 Page 6
8
S-0092J
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