Carrier 48MPD Heating System User Manual


 
Table 2 Optional Power Exhaust Specifications
UNIT 48/50MP 62L 70M 82N
Type 100% Mod 100% Non Mod 100% Mod 100% Non Mod 100% Mod 100% Non Mod
Motor Hp 30 30 40 40 40 40
Motor Frame Size 286T 286T 324T 324T 324T 324T
Efficiency at Full Load (%)
Standard Efficiency 92.4 92.4 93.0 93.0 93.0 93.0
High Efficiency 93.6 93.6 94.5 94.5 94.5 94.5
Fan Pulley Pitch Diameter (in.) 18.4 18.4 18.4 18.4 25.0 20.0
Motor Pulley Pitch Diameter (in.) 5.6 6.0 6.2 6.6 6.8 5.8
Fan Rpm 552 590 608 646 491 526
Belts Quantity...Model No. 4...BX80 4...BX81 5...BX80 5...BX80 5...B90 5...BX90
Center Distance Range (in.) 19.9-23.3 19.9-23.3 18.6-22.8 18.6-22.8 21.8-25.9 21.8-25.9
Maximum Allowable Rpm 650 650 835 835 560 560
Type 50% Non Mod 50% Non Mod 50% Non Mod
Motor Hp 7.5 7.5 7.5
Motor Frame Size 213T 213T 213T
Efficiency at Full Load (%)
Standard Efficiency 88.5 88.5 88.5
High Efficiency 91.7 91.7 91.7
Fan Pulley Pitch Diameter (in.) 15.4 16.0 18.4
Motor Pulley Pitch Diameter (in.) 3.6 3.6 3.6
Fan Rpm 412 397 346
Belts Quantity...Model No. 2...BX75 2...BX77 2...BX90
Center Distance Range (in.) 21.3-24.1 21.7-24.2 24.9-27.4
Maximum Allowable Rpm 690 650 600
Table 2 Optional Power Exhaust Specifications (cont)
UNIT 48/50MP 90P 10R
Type 100% Mod 100% Non Mod 100% Mod 100% Non Mod
Motor Hp 50 50 60 60
Motor Frame Size 326T 326T 364T 364T
Efficiency at Full Load (%)
Standard Efficiency 93.0 93.0 94.5 94.5
High Efficiency 94.5 94.5 95.4 95.4
Fan Pulley Pitch Diameter (in.) 28.1 28.1 28.1 28.1
Motor Pulley Pitch Diameter (in.) 8.1 8.1 9.1 9.1
Fan Rpm 508 508 558 558
Belts Quantity...Model No. 3...5VX1060 3...5VX1060 3...5VX1060 3...5VX1060
Center Distance Range (in.) 21.8/25.9 21.8/25.9 20.9/25.6 20.9/25.6
Maximum Allowable Rpm 560 560 560 560
Type 50% Non Mod 50% Non Mod
Motor Hp 10 15
Motor Frame Size 215T 254T
Efficiency at Full Load (%)
Standard Efficiency 89.5 89.5
High Efficiency 91.7 91.7
Fan Pulley Pitch Diameter (in.) 20.0 20.0
Motor Pulley Pitch Diameter (in.) 4.5 4.0
Fan Rpm 362 371
Belts Quantity...Model No. 2...BX90 3...BX90
Center Distance Range (in.) 24.9/27.4 23.9/26.8
Maximum Allowable Rpm 600 600
Table 3 Compressor Oil Charge
UNIT 48/50MP
OIL CHARGE (pints)
Compressor
Circuit A
Total Circuit A
Compressor
Circuit B
Total Circuit B
A1 A2 B1 B2
62L 19 19 19 19
70M 19 14 33 19 19
82N 19 14 33 19 19 38
90P 19 19 38 19 19 38
10R 19 19 38 19 19 38
Table4—Variable Frequency Drive (VFD) Physical Data
FAN MOTOR
HP
DIMENSIONS (in.)
WEIGHT (lb)
Height Width Length
30 24.02 12.99 11.22 68
40 24.02 12.99 11.22 68
50 30.91 12.99 11.22 106
60 30.91 12.99 11.22 106
75 33.46 12.99 11.22 106
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