Miller SRH-444 Manuel Du Propriétaire page 25

Installation must meet all National
and Local Codes - have only qualified
persons make this installation.
Disconnect and lockout/tagout input
power before connecting input
conductors from unit.
Make input power connections to the
welding power source first.
Always connect green or green/
yellow conductor to supply grounding
terminal first, and never to a line
terminal.
☞
Tighten terminal nuts to 65 in. lb. ± 5
in. lb.
See rating label on unit and check input
voltage available at site.
1 Input Power Conductors (Customer
Supplied Cord)
Select size and length of conductors using
Section 4-13. Conductors must comply with
national, state, and local electrical codes. If
applicable, use lugs of proper amperage
capacity and correct hole size.
Welding Power Source Input Power
Connections
2 Strain Relief
Route conductors (cord) through strain relief
and tighten screws.
3 Machine Grounding Terminal
4 Green Or Green/Yellow Grounding
Conductor
Connect green or green/yellow grounding
conductor to welding power source
grounding terminal first.
5 Welding Power Source Line Terminals
6 Input Conductors L1 (U), L2 (V) And L3
(W)
Connect input conductors L1 (U), L2 (V) and
L3 (W) to welding power source line
terminals.
Close and secure access door on welding
power source.
Disconnect Device Input Power
Connections
7 Disconnect Device (switch shown in
OFF position)
8 Disconnect Device (Supply) Grounding
Terminal
Connect green or green/yellow grounding
conductor to disconnect device grounding
terminal first.
9 Disconnect Device Line Terminals
Connect input conductors L1 (U), L2 (V) And
L3 (W) to disconnect device line terminals.
10 Overcurrent Protection
Select type and size of overcurrent
protection using Section 4-13 (fused
disconnect switch shown).
Close and secure door on line disconnect
device. Remove lockout/tagout device, and
place switch in the On position.
Tools Needed:
3/8, 716, 1/2 in.
Page 21