Miller Maxstar 400 Owner's Manual page 44

B. Connecting Single-Phase Input Power
8
3
Tools Needed:
.
A complete Parts List is available at www.MillerWelds.com
1
=GND/PE Earth Ground
10
7
9
L1
1
L2
6
1
2
3
6
4
5
! Installation must meet all National
and Local Codes − have only quali-
fied persons make this installation.
! Disconnect and lockout/tagout
input power before connecting
input conductors from unit. Follow
established procedures regarding
the installation and removal of
lockout/tagout devices.
! Always connect green or green/
yellow conductor to
grounding terminal first, and never
to a line terminal.
.
The Auto-Line circuitry in this unit au-
tomatically adapts the power source
to the primary voltage being applied.
Check input voltage available at site.
This unit can be connected to any in-
put power between 208 and 575 VAC
without removing cover to relink the
power source.
See rating label on unit and check input
voltage available at site.
1 Black And White Input Conductor
(L1 And L2)
2 Red Input Conductor
3 Green Or Green/Yellow Grounding
Conductor
4 Insulation Sleeving
5 Electrical Tape
Insulate and isolate red conductor as
shown.
6 Input Power Cord
7 Disconnect Device (switch shown in
the OFF position)
8 Disconnect Device Grounding
Terminal
9 Disconnect Device Line Terminals
Connect green or green/yellow grounding
conductor to disconnect device grounding
terminal first.
Connect input conductors L1 and L2 to
disconnect device line terminals.
10 Over-Current Protection
Select type and size of over-current
protection using Section 5-14 (fused dis-
connect switch shown).
Close and secure door on disconnect
device. Follow established lockout/tagout
procedures to put unit in service.
Input1 2012−05 / Ref. 804746-B / 803766-A
OM-275857 Page 35
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