Instruction manual

MERLIN LEGEND Communications System Release 5.0
Installation
555-650-140
Issue 1
June 1997
Installing the Control Unit
Page 2-8
AC Power and Grounding
!
CAUTION:
The AC outlet for the control unit cannot be switch-controlled.
Plugging the control unit into such an outlet invites accidental
disconnection of the system. The AC outlet must be properly wired
as described in “AC Outlet Tests.”
AC Outlet Tests
If the AC outlet tests indicate that any of the power requirements in Table 2-2
are not met, your customer must contact a licensed electrician.
Do not install the
system until all requirements are met.
If the AC outlet tests reveal any of the following conditions, they must be
corrected before you install the system:
■ Open ground
■ Hot and neutral reversed
■ Open hot
Table 2-2. AC Power Requirements
Parameter Value
Nominal voltage 117 V AC
Voltage range 110–125 V AC
Frequency 60 Hz +/– 5%
Maximum current 3 amps per power supply
Power consumption 225 watts per power supply