Carrier WeatherExpert 48N2 Installation Instructions Manual page 11

MOTOR MOTOR
FAN HP RPM
50 1770
40 1770
30 1765
Standard
25 1765
Return Fan
20 1765
All Sizes
15 1770
10 1755
7.5 1760
30 1765
High Static
25 1765
Return Fan
75 Tons
15 1770
Nominal
10 1755
Capacity
7.5 1760
40 1770
30 1765
High Static
25 1765
Return Fan
90 Tons
20 1765
Nominal
15 1770
Capacity
10 1755
7.5 1760
60 1775
50 1770
High Static
40 1770
Return Fan
30 1765
105-150
Tons
25 1765
Nominal
20 1765
Capacity
15 1770
10 1755
UNIT SIZE
(NOMINAL CAPACITY, TONS)
N
(75)
P
(90)
Q
(105)
R
(120)
S
(130)
T
(150)
Table 5 — Return Fan Drive Data
MOTOR FAN
SHAFT FAN SHAFT
SIZE (in.) RPM SIZE (in.)
2.125 1236
2.125 1149
1.875 1025
1.875 940
2.5
1.625 930
1.625 890
1.375 770
1.375 720
1.875 850
1.875 825
1.625 680 3
1.375 600
1.375 550
2.125 780
1.875 750
1.875 720
1.625 650 3
1.625 600
1.375 520
1.375 480
2.375 720
2.125 680
2.125 650
1.875 580
3
1.875 550
1.625 500
1.625 450
1.375 400
Table 6 — Refrigerant Charge
UNIT CONFIGURATION
Standard Capacity Standard Efficiency
High Capacity Standard Efficiency
Standard Capacity High Efficiency
High Capacity High Efficiency
Standard Capacity Standard Efficiency
High Capacity Standard Efficiency
Standard Capacity High Efficiency
High Capacity High Efficiency
Standard Capacity Standard Efficiency
High Capacity Standard Efficiency
Standard Capacity High Efficiency
High Capacity High Efficiency
Standard Capacity Standard Efficiency
High Capacity Standard Efficiency
Standard Capacity High Efficiency
High Capacity High Efficiency
Standard Capacity Standard Efficiency
High Capacity Standard Efficiency
Standard Capacity High Efficiency
High Capacity High Efficiency
Standard Capacity Standard Efficiency
High Capacity Standard Efficiency
DRIVE DRIVEN
SHEAVE BUSHING SHEAVE
BROWNING TYPE BROWNING
4B5V70 B 2 1/8 4R5V103
3B5V68 B 2 1/8 3R5V109
3B5V70 B 1 7/8 3TB124
3B5V64 B 1 7/8 3TB124
3B5V56 B 1 5/8 3TB110
2B5V64 B 1 5/8 2Q5V132
2BK52H H 1 3/8 2TB110
2BK52H H 1 3/8 2TB110
3B5V70 B 1 7/8 3R5V150
3B5V64 B 1 7/8 3R5V140
2B5V64 B 1 5/8 2B160R
2BK52H H 1 3/8 2B154R
2BK52H H 1 3/8 2B154R
3B5V68 B 2 1/8 3R5V160
3B5V70 B 1 7/8 3B160R
3B5V64 B 1 7/8 3B160R
3B5V56 B 1 5/8 3B154R
2B5V64 B 1 5/8 2B200R
2BK52H H 1 3/8 2B160R
2BK52H H 1 3/8 2B184R
4B5V70 B 2 3/8 4B174R
4B5V70 B 2 1/8 45V1870E
3B5V68 B 2 1/8 35V1870E
3B5V70 B 1 7/8 3R5V212
3B5V64 B 1 7/8 3B200R
3B5V56 B 1 5/8 3B200R
2B5V64 B 1 5/8 2B250R
2BK52H H 1 3/8 2B200R
CHARGE (LB)
UNITS WITHOUT HUMIDI-MIZER
SYSTEM
Circuit A
46.5
62.9
50.2
67.0
55.4
67.8
59.0
73.8
71.5
89.5
77.5
91.6
59.9
80.3
66.5
87.1
84.9
106.0
84.5
105.5
82.5
103.5
11
BUSHING QTY OF
TYPE BELTS BELTS
R1 2 1/2 5VX1000 4
R1 2 1/2 5VX1000 3
Q1 2 1/2 BX98 3
Q1 2 1/2 BX98 3
Q1 2 1/2 BX93 3
Q1 2 1/2 5VX1000 2
Q1 2 1/2 BX90 2
Q1 2 1/2 AX89 2
R1 3 5VX1120 3
R1 3 5VX1120 3
R1 3 BX112 2
R1 3 BX105 2
R1 3 BX105 2
R1 3 5VX1230 3
R1 3 BX120 3
R1 3 BX120 3
R1 3 BX113 3
R1 3 BX123 2
R1 3 BX112 2
R1 3 BX116 2
R1 3 BX133 4
E 3 5VX1320 4
E 3 5VX1320 3
R1 3 5VX1400 3
R1 3 AX128 3
R1 3 BX128 3
R1 3 AX136 2
R1 3 AX128 2
CHARGE (LB)
®
UNITS WITH HUMIDI-MIZER
SYSTEM
Circuit B Circuit A
52.6 46.5
69.0 62.9
56.5 50.2
73.5 67.0
52.0 55.4
68.5 67.8
57.2 59.0
73.8 73.8
67.9 71.5
81.9 89.5
72.9 77.5
88.2 91.6
57.1 59.9
77.1 80.3
63.3 66.5
83.3 87.1
81.2 84.9
99.5 106.0
80.7 84.5
99.0 105.5
82.0 82.5
101.2 103.5
FAN SPEED
(rpm)
1232/1232
1131/1131
1015/1015
931/931
922/922
878/878
761/761
717/717
841/841
825/825
728/728
548/548
549/549
768/768
790/790
725/725
663/663
584/584
528/528
461/461
693/693
676/676
657/657
594/594
555/555
513/513
444/444
392/392
®
Circuit B
69.6
86.0
73.5
90.5
71.5
88.3
76.7
94.0
87.4
101.4
92.4
107.7
76.6
96.6
82.8
102.8
100.7
119.0
100.2
118.5
101.5
121.7