Carrier 90MA Installation, Operating & Service Instructions page 4

TABLE 1C - 90MA/MU PHYSICAL DATA – R-404A , ENGLISH UNITS (See Table 2C for SI units)
BASE UNIT (90MA/MU)
NOMINAL CAPACITY
REFRIGERANT
OPERATING WEIGHT
Base unit 90MA
Base Unit 90MU
Discharge Plenum
COMPRESSOR TYPE
Qty Cylinders
Qty Unloading Cylinders
Qty Capacity Steps
DISCHARGE PRESSURE SWITCH
Opens (90MA)
Closes (90MA)
Opens (90MU)
Closes (90MU)
SUCTION PRESSURE SWITCH
Opens
Closes
REFRIGERANT
Typ
Qty (90MA ONLY))
CONDENSER (90MA ONLY)
Number...Type
Water Volume
EVAPORATOR AIR FAN
Nominal Flow
Standard Speed Range
Maximum Allowable Speed
Belt Qty/Pulley Pitch Diameter
Motor Pulley Pitch Diameter Range
Motor Nominal Rating (@ 60Hz)...Frame Size
Standard
Alternate (SeeNote 1)
Alternate (See Note 1)
EVAPORATOR COIL
Tube
Qty Rows...Fin Spacing
Face Area
RETURN AIR FILTERS
Qty...Size
CONDENSER CONNECTIONS (90MA ONLY)
Water Inlet (bottom)
Water Outler (top)
Maximum Working Pressure (Refrigerant Side)
CONDENSATE DRAIN CONNECTIONS
ACCESSORY ELECTRIC HEAT
Capacity @ 460 volts
Capacity @ 400 volts
Number of Electric Heat Stages
LEGEND
FPT = Female Pipe Thread
NOTES:
1. Motors other than those furnished with unit must be purchased separately. Contact your Carrier Marine representative
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations
Printed in U.S.A.
Pounds
Pounds
Pounds
Pounds
Gallons
Inches
Inches
Fins/Inch
Inches
Inches FPT
Inches FPT
Inches FPT
MPT = Male Pipe Thread
UNITS 504
Tons 3
390
330
25
Scroll
N/
N/
1
PSIG
PSIG
PSIG
PSIG
PSIG
PSIG
3.1
0.39
Adjustable, Belt Driven Centrifugal: 1750 RPM Motor @ 60hz
CFM 1200
RPM 647-915
RPM
1 / 6.4
HP 1/3...56
HP 3/4...56
HP N/
3/8 OD, Copper Tubes, Aluminum Fin
2...14.4
Sq Ft 5
Factory Supplied, Cleanable
2...16 x 25 x 1
1/2
1/2
PSIG
Watts 5.25
Watts 4.03
1
ODF = Outside Diameter Female
90MA-3SI
Pg 4
506 508
5 7.5
R-
427 895
360 835
25 50
Semi-Hermetic, Recip
4
0
1
395+/-10
295+/-10
426+/-7
320+/-20
27+/-4
67+/-4
R-
5.3 11.2
1...Tube in Tube
0.86 2.42
2000 3000
647-915 487-690
1250
1 / 6.4 1 / 8.5
2.4 to 3.4 inches
3/4...56 1...56
1...56 2...56
N/ 3...56
Prime
3...14.4 3...12.5
5 7.3
4...16 x 20 x 1
3/4 1
3/4 1
400
3/4
17.5
13.4
2
SUPERCEDES FORM 62-02971-00 09-2009
512
10
950
890
50
6
2
2
10.0
4000
591-838
1 / 7.0
2...56
3...56
N/
8.5
1
1