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Table 3 — Evaporator Fan Motor Data
NOTES:
1. Motor shaft speed is 1750 rpm. The fan shaft diameter is 1
15
/
16
inches.
2. All indoor fan motors meet the minimum efficiency requirements
as established by the Energy Policy Act of 1992 (EPACT), effective
October 24, 1997.
UNIT
SIZE
48AJ,AK,
AW,AY
UNIT
SIZE
48EJ,EK,
EW,EY
MOTOR
HP
MOTOR
SHAFT DIA.
(in.)
FAN
SHAFT
SPEED
(rpm)
MOTOR
SHEAVE
MOTOR
SHEAVE
PITCH
DIAMETER
(in.)
BUSHING
DIAMETER
(in.)
FAN
SHEAVE
FAN
SHEAVE
PITCH
DIAMETER
(in.)
BUSHING
DIAMETER
(in.)
BELT
(Quantity)
BELT
TENSION
(lb at .25 in.)
020 024
5 1.125 717 BK55 4.9 NONE — 1.125 1B5V124 12.4 B—1.9375 BX56 8
10 1.375 924 2BK50 4.4 NONE — 1.375 2B5V86 8.6 B—1.9375 (2) BX50 8
15 1.625 1096 2B5V56 5.7 B — 1.625 2B5V90 9.1 B—1.9375 (2) 5VX530 9
025 028
7.5 1.375 773 BK60H 5.4 H — 1.375 1B5V124 12.4 B—1.9375 BX56 10
10 1.375 962 1B5V60 6.1 H — 1.375 1B5V110 11.1 B—1.9375 5VX570 11
15 1.625 1106 2B5V54 5.5 B — 1.625 2B5V86 8.7 B—1.9375 (2) 5VX530 9
027 030
10 1.375 848 2BK50 4.4 NONE — 1.375 2B5V94 9.4 B—1.9375 (2) BX50 8
15 1.625 1059 2B5V48 4.9 B — 1.625 2B5V80 8.1 B—1.9375 (2) 5VX500 10
20 1.625 1187 2B5V58 5.9 B — 1.625 2B5V86 8.7 B—1.9375 (2) 5VX530 11
030 034
10 1.375 884 2BK50 4.4 H — 1.375 2B5V90 9.0 B—1.9375 (2) BX50 8
15 1.625 1096 2B5V56 5.7 B — 1.625 2B5V90 9.1 B—1.9375 (2) 5VX530 9
20 1.625 1187 2B5V58 5.9 B — 1.625 2B5V86 8.7 B—1.9375 (2) 5VX530 11
035 038
10 1.375 779 1B5V60 6.1 NONE — 1.375 1B5V136 13.7 B—1.9375 5VX610 12
15 1.625 976 2B5V52 5.3 B — 1.625 2B5V94 9.5 B—1.9375 (2) 5VX530 10
20 1.625 1050 2B5V56 5.7 B — 1.625 2B5V94 9.5 B—1.9375 (2) 5VX550 11
040 044
15 1.625 976 2B5V52 5.3 B — 1.625 2B5V94 9.5 B—1.9375 (2) 5VX530 10
20 1.625 1050 2B5V56 5.7 B — 1.625 2B5V94 9.5 B—1.9375 (2) 5VX550 11
25 1.875 1182 2B5V74 7.5 B — 1.875 2B5V110 11.1 B—1.9375 (2) 5VX590 11
050 048
20 1.625 993 2B5V62 6.3 B — 1.625 2B5V110 11.1 B—1.9375 (2) 5VX570 11
25 1.875 1134 2B5V80 8.1 B — 1.875 2B5V124 12.5 B—1.9375 (2) 5VX630 11
30 1.875 1182 2B5V74 7.5 B — 1.875 2B5V110 11.1 B—1.9375 (2) 5VX590 13
— 054
15 1.625 741 2B5V46 4.7 B — 1.625 2B5V110 11.1 B—1.9375 (2) 5VX550 11
20 1.625 962 2B5V60 6.1 B — 1.625 2B5V110 11.1 B—1.9375 (2) 5VX570 12
25 1.875 1134 2B5V80 8.1 B — 1.875 2B5V124 12.5 B—1.9375 (2) 5VX630 12
— 058
20 1.625 930 2B5V58 5.9 B — 1.625 2B5V110 11.1 B—1.9375 (2) 5VX570 13
25 1.875 1056 2B5V66 6.7 B — 1.875 2B5V110 11.1 B—1.9375 (2) 5VX590 14
30 1.875 1182 2B5V74 7.5 B — 1.875 2B5V110 11.1 B—1.9375 (2) 5VX590 14
060 064
25 1.875 1019 3B5V52 5.3 B — 1.875 3B5V90 9.1 B—1.9375 (3) 5VX530 12
30 1.875 1134 2B5V80 8.1 B — 1.875 2B5V124 12.5 B—1.9375 (2) 5VX630 14
40 2.125 1214 2B5V94 9.4 B — 2.125 2B5V136 13.6 B—1.9375 (2) 5VX650 15
— 068
25 1.875 938 2B5V66 6.7 B — 1.875 2B5V124 12.5 B—1.9375 (2) 5VX610 14
30 1.875 1087 3B5V58 5.9 B — 1.875 3B5V94 9.5 B—1.9375 (3) 5VX550 13
40 2.125 1214 2B5V94 9.4 B — 2.125 2B5V136 13.6 B—1.9375 (2) 5VX650 15
Fig. 18 — Air Distribution — Thru-the-Bottom
Fig. 19 — Air Distribution — Thru-the-Side