Hypertherm HPR800XD Auto Gas Rev.2 - Manual (Page 96)

InstallatIon
3-56 HPR800XD Auto Gas – 806500
connect the power
1. Insert the power cable through the strain relief at the rear of the power supply.
2. Connect the ground lead (PE) to the GROUND terminal ( ) of TB1 as shown below.
3. Connect the power leads to the terminals of TB1 as shown below.
4. Verify that the line disconnect switch is in the OFF position and remains in the OFF position for the remainder of the
installation of the system.
5. Connect the power cord leads to the line disconnect switch following national and local electrical codes.
North American wire colors
U = black
v = white
w = Red
(PE) Earth ground = green/yellow
European wire colors
U = black
v = blue
w = brown
(PE) Earth ground = green/yellow
Line
disconnect
switch
Power
cable
TB1
W
V
Ground
U
U V W
DANgER
ElEctRIc SHock cAN kIll
t he line disconnect switch must be in the oFF position before making the power cable
connections. In the U.S., use a “lock-out/tag-out” procedure until installation is complete. In other
countries, follow appropriate national and local safety procedures.