Installation and Operation Manual
23
Power Supply Wiring
AC Connection
Prior to installation, make sure the slide switch matches the rated voltage. Otherwise the PSU will
be permanently damaged!
AC input rating slide switch (bottom side)
！Make Sure the Slide Switch Matching Rated Voltage
120VAC
240VAC
Figure 22 AC input rating setting
Wire the AC supply to the power supply on the back of the enclosure. The supply should originate from a
dedicated 15A or 20A branch circuit. It should be provided with a breaker or other means of isolation that must
be colored red.
Dangerous voltages will be present on the terminal block and on other components surrounding it
when the AC supply is turned on. Do not touch.
AC Input terminals must be located on the right side of the enclosure and in the knockouts position
shown in Figure 23.
Route all high voltage and non-power limited wiring together and away from power limited
wiring. Refer to the Power Limiting section for more details.
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