
Turning the Novus FXM On and Off
Under normal operation, the FXM is always powered ON to supply
uninterruptible power to the load. By turning off the FXM, the power
supply to the load will also be disconnected. If for any reason you
need to turn off the FXM while maintaining power to your critical
load, make sure that you have a plan in place to provide an alternate
source of power.
Turn Off Procedure
Turn off the AC input circuit breaker.
1.
Turn off the battery circuit breaker. The status LED turns off and
2.
the LCD panel goes blank.
The FXM is now turned off and no backup power is supplied to the
load.
Turn On Procedure (LINE mode)
Before you put the FXM back into commission, make sure that the
line is qualified and the batteries are fully charged.
Turn on the battery circuit breaker. The LCD displays
1.
STANDBY
and the fan turns on for about a minute.
Notes
If the temperature is below –15ºC, the LCD display may not func-
i.
tion. See "Troubleshooting" on page 88.
Turn on the AC input circuit breaker. The FXM qualifies the line
ii.
power. The LCD displays
RETRAN
, then shows
LINE
,
BUCK
or
BOOST
. The status LED turns on.
If there is no line power, the FXM will remain in STANDBY mode
iii.
until it the line power is qualified. If you need to provide backup
battery power to the load, perform a manual start by using the
inverter command (See “Operating the Novus FXM Inverter” on
page 40).
The FXM has auto-frequency detection. When it is first turned
iv.
on, it senses the line frequency and adjusts its output frequency
to match that of the input (Also see "Specifications" on page 89).
The load should be receiving power, If not, perform troubleshoot-
ing on page 87.
37
Operation
Doc# 017-201-B0 Rev 0408
17 Doc# 017-201-BO Rev 0408