Marconi LORAIN RHM800E50 Manual page 13

Steps a) through c) which follow, then
proceed with Step 6).
DANGER
If the n?cti~ is connected to a battery, uolt-
age is p-t at the local and extended
steps that the &ads are
shorted together or allowed to touch cabinet
of ang other electriCal tenniIIations.
AC
haps electrical shock is present at input
tal bodiZy contact 1~6th any electrical termina-
Disconnect and temporarily
insulate the local reference
leads from TB3, terminals 1
and 2.
Working with one lead at a
time, connect the remote sens-
ing leads to TB3, terminal 1 (+)
and 2 (-). Insure that polarity fs
Remove the temporary lnsula-
tion from the local reference
leads. and connect these leads
to the storage terminals on cir-
cuit card A9.
If the rsctfffer is used in charging a
battery, remove the M option caps&
tor assembly from its edge connector
on regufator and afarm circuit card
A?.
Place the POWER switch to the ON
and defier output voltage wfthin the
The ftoat output voltage of the rectffffr
meet bad condfins. Unless other-
wise specified. the rectiiier has been
factory adjusted to pmvfde 52.08 VDC
during float operation. This is based
on a float charge of 2.17 volts per cell
for a 24cell battery. When charging a
Page 6
not accidentally
lower voltage per cell is desired. the
float output voltage can be changed
by adjusting the FLOAT ADJUST
potentiometer, accessible through a
hole in the front panel of the rectllier.
screw slowly cfocfovise or counter-
should be monitored at the battery
while adjusting float output. The recti-
fier thereby compensates for distribu-
tion losses. and the battery remains
fully charged.
Operate the rectifier FLOATIEQUAL-
and note the equalize output voltage.
Unless otherwise specffied. the recti-
fier has been factory adjusted to pro-
vide 54 VDC during equalize charge
operation. This is based on an squal-
ize charge of 2.25 vats per cell for a
cell battery, or when a higher or lower
voltage per cell is desired, the equaf-
ize output voltage can be changed by
adjusting the EQUALIZE ADJUST
potentiometer, accessible through a
hole in me front panel of the rectifier.
screw slowfy &&vise or counter-
while adjusting equafffe output,
thereby allowing the rectifier to com-
pensate for distribution losses.
Return me FLOAT/EOUALIZE switch
to the FLOAT
10) Chsctr the rectifier current limit
cuitry by loading the rectffer to at
least f20% of the rated output of the
rated bad. a resistive test bad may
be connected to me DC
nals of the rectifier. The rectifier
should limit is output current at 110%
If adjustment is
of rated output.
required, refer to Paragraph 5.66 of
after chech or adjustment.
Voltage
voltage
Cir-
termi-