Electrical Service Guide; Selecting Input Voltage For 230/460 Volt Model - Miller Auto Invision II Owner's Manual

2-7. Electrical Service Guide

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: 1993 National Electrical Code (NEC).

2-8. Selecting Input Voltage For 230/460 Volt Model

Tools Needed:
5/16 in
2
3
OM-201 396 Page 12
.
Be sure to reinstall all four screws
securing relinking board in place.
4
3
230
50.8
80
6
138 (42)
8
Y Turn Off welding power
Check input voltage available at
site.
1
Check voltage selected in unit.
Changing
necessary if selected value does
1
not match available input voltage.
2
3
4
5
Move relinking board as needed
and connect plug PLG4 (in unit) to
RC8 or RC7 according to input
power voltage.
5
Three-Phase
460 575
27.8 24.4
40 35
10 10
233 (71) 371 (113)
10 10
S-0092J
source, disconnect input
power, and check voltage on
input capacitors according
to Section 12-3 before
proceeding.
Voltage Selection View
Window
selection is only
Relinking Board PC6
Mounting Screws
Receptacle RC8 (Connection
For 230 VAC Input Power)
Receptacle RC7 (Connection
For 460 VAC Input Power)
801 914 / Ref. 801 917