Guide specifications, Electrical data (60-cycle) – Carrier 09DC User Manual
Page 6
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ELECTRICAL DATA (60-cycle)
FANS
FLA
UNIT
VOLTS
PHASE
No.
Hp
(ea)
9AB6
208/230
1
1
V
3
2 1*
9AB8
208/230
1
2
T otal
1
V
3
2.1*
208/230
1
/3
2.4
9AB12
208/230
1
2
T Ota 1
1
V
3
2.1*
208/230
1
1
%
2 4
208/230
1
3
1
V
3
3 3*
09DC016
208/230
1
T otal
2
V
2
4 0
460
3
3
V
2
1 2
575
3
1.0
208
3
4 0
230
3
3 8
09DC024
3
/4
460
3
1.9
575
3
1.6
208
3
5 3
09DC028,
230
3
3
4 8
034, 044
460
3
2 4
575
3
1 9
FLA
- Full Load Amps
*These are special motors suitable for use with Motormaster head pres
sure control.
NOTE:
All
208/230-volt
single-phase
units
are
suitable
for
operation
on
either
voltage.
GUIDE SPECIFICATIONS
Furnish and Install
as shown on the drawing—^—air
cooled condensers suitable for
tons each of total
heat rejection, when condensing refrigerant
at , F
saturated condensing temperature with air entering at«
F
dry-bulb
temperature.
Units
shall
be
arranged
for
hori
zontal (vertical) air flow.
Units
shall consist of: coils, with integral subcooling,
2.
supporting casing with stand, and wind deflector (9AB only).
Coil
shall
be
constructed
of
plate
aluminum
fins
on
mechani
cally
expanded
copper
tubes,
cleaned,
dehydrated,
sealed,
and
leak
tested
at
400
psig
(9AB),
410
psig
(09DC016),
or
420 psig (09DC024 and larger).
Fans
shall
be
direct
drive,
propeller
type,
protected
by
guards. Motors shall be permanent split-capacitor (9AB,
09DC016) or 3-phase, 60-cycle (09DC016, 024, 028, 034,
044,
054,
064,
084).
All
motors
shall
be
resiliently
mounted
and
prelubricated,
with
built-in
overload
protection.
Fan
shaft
shall
be
corrosion
protected
and
mounted
in
prelubri
cated
bearings.
Fan
blades
shall
have
an
iridite
finish.
A
magnetic contactor shall be field supplied for 9AB, 09DC-
3.
016, and shall be field supplied for 09DC024, 028, 034, 044,
054, 064, 084 if head pressure control is not used.
Casing
shall
be
painted,
Galvanneal
steel
(9AB,
09DC-
016)
or
heavy-gage,
double-weight
(2-1/2
oz
zinc/sq
ft)
galvanized
steel
(09DC024,
028,
034,
044).
Access
panels
shall be provided for electrical connections.
Accessories
(To specify from Items 1 thru 4 below, refer to
4.
Head Pressure Control Data table.)
1.
Motormaster
Electronic
Head
Pressure
Control
—
Units
shall
be
provided
with
a
completely
transistorized
vari
able
speed
fan
control
to
modulate
unit
capacity
in
re
sponse to variations in head pressure. The control en-
5.
Manufacturer reserves the right to change any
closure
shall
be
weathertight
and
shall
have
Weather
Armor
finish.
Mounting
hardware
shall
also
be
provided.
Control
shall
modulate
fan
motor
speed
from
full
to
zero
rpm
to
maintain
a
saturated
condensing
temperature
of
approximately
100
F
at
outdoor
temperatures
down
to —20 F.
Fan
Cycling
Control
—
Unit(s)
shall
be
provided
with
a
control
to
cycle
one
of
two
fans
(9AB8,12),
two
of
three
fans
(09DC016,024,028,034,044),
or
four
of
six
fans
(09DC054,064,084),
in
response
to
outdoor
ambient
temp
erature.
Control
package
shall
include;
thermostat
and
remote
bulb
(9AB8,12);
contactor(s),
terminal
strip(s),
plug,
and
two-stage
thermostat
(09DC016,024,028,034,
044);
contactors,
two-stage
thermostat,
power
control
terminal
blocks
and
two
quick-connect
receptacles,
one
at
end
of
10-foot
flexible
conduit
(09DC054,064,084).
Controls
shall
be
enclosed
in
weathertight
sheet
metal
box
with
cover.
Necessary
mounting
hardware
shall
be
provided.
Head
Pressure
Control
Damper
—
Unit(s)
shall
be
pro
vided
with
a
control
for
further
reduction
in
condenser
capacity
to
meet
system
part
load
operation
or
lower
outdoor
ambient
temperatures.
This
assembly
shall
in
clude:
flanged
damper
frame,
movable
damper
blades,
operating
linkages,
self-contained
pressure-operated
damper
actuator
with
capillary,
and
necessary
mounting
hardware.
Winter
Start
Control
(required
when
minimum
ambient
temperature
is
below
design
coil
suction
temperature)
—
Unit(s)
shall
be
provided
with
a
Winter
Start
Control
Package
which
shall
temporarily
bypass
the
system
low
pressurestat to permit start-up at low temperature.
Floor Mounting Stand (9AB8 and 12).
C A R R I E R A I R C O N D I T I O N I N G
product specifications without notice.
C O M P A N Y • S Y R A C U S E , N E W Y O R K
Tab 5
Form 9AB,09DC-2P Supersedes 9AB,09DC-1P
Printed in U.S.A.
2-66
Codes C and MC
(520902)