Rockwell Automation 1771-P7 AC (120/220V) 16A Power Supply Installation Instructions User Manual
Page 11

I
0
I
POWER
0
115V
12625ĆI
AC (120/220V) 16A Power Supply
11
Publication 1771ĆIN056B EN-P - December 2001
The power supply operates on nominal 120V ac or 220V ac
input source.
1. Make sure the power switch is set to 0 (off).
2. Use a 1/8” slotted screwdriver to set the input-voltage
selector switch.
!
WARNING
Do not set the input voltage selector switch with
power applied. This could cause an electrical arc
which could cause an explosion in hazardous
location installations. Be sure power is removed
or the area is nonhazardous before proceeding.
!
ATTENTION
To avoid damaging the power supply, do not
place the screwdriver blade more than 3/8”
into the switch slot.
For an input voltage of
Set the voltage selector switch to
97 to 132V ac
115 position
115V
195 to 264V ac
230V
230 position
3. Connect the ac power line to the terminal strip on the
power supply.
!
WARNING
If you connect or disconnect the ac power line to
the terminal strip with power applied an electrical
arc can occur. This could cause an explosion in
hazardous location installations. Be sure power is
removed or the area is nonhazardous before
proceeding.
!
ATTENTION
You must connect a 14 AWG wire from the GND
terminal to the ground bus to provide an adequate
safety ground.
Connect ac Power Source
to the Power Supply