Velocity VCH8FA119P60B, Installation And Operation Manual

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VCH8FA119P60B
ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE
COOLING UNIT HTG Speed by Input
Low Mid High
Fire Fire Fire
Recommended CLG Speed
36,000 Low ML MH Low
42,000 Low ML MH Med Low
AS SHIPPED CLG.
48,000 Low ML MH Med High
60,000 Low ML MH High
Speed Tap\ Static Pressure
Furnace Airflow (CFM) vs. External Static pressure (in. WC.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low 1308 1300 1274 1265 1237 1169 1127
ML 1583 1526 1515 1491 1458 1420 1371
MH 1894 1874 1839 1804 1746 1683 1632
High 2254 2228 2195 2181 2069 1995 1897
Furnace Motor Current Draw (Amps/Watts) vs. External Static pressure (in. WC.)
Low
7.56
698
6.99
660
6.66
637
6.50
623
6.21
602
5.91
578
5.83
568
ML
9.21
867
8.44
801
8.19
786
8.01
772
7.61
745
7.28
715
6.93
687
MH
10.6
1040
10.2
999
9.87
971
9.38
923
9.01
895
8.68
864
8.23
829
High
13.5
1320
13.2
1290
12.8
1270
12.4
1240
11.3
1130
10.7
1090
10.2
1020
Speed Tap\ Static Pressure
High Fire Temperature Rise vs. External Static pressure (in. WC.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low 94 94 96 97 99 105 108
ML 78 80 81 82 84 86 90
MH 65 66 67 68 70 73 75
High 54 55 56 56 59 62 65
Speed Tap\ Static Pressure
Mid Fire Temperature Rise vs. External Static pressure (in. WC.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low 84 84 86 87 89 94 98
AS SHIPPED HTG.
ML
70 72 73 74 76 78 80
MH
58 59 60 61 63 65 68
High 49 49 50 51 53 55 58
Speed Tap\ Static Pressure
Low Fire Temperature Rise vs. External Static pressure (in. WC.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low
72 72 73 74 76 80 83
ML
59 61 62 63 64 66 68
MH 49 50 51 52 54 56 57
High
42 42 43 43 45 47 49
Figure 15a: Heating speed by input VCH8FA119P*
Speed vs. color code for *PSC Motor:
Low = Red
Med-Low = Blue
Med-High = Yellow
High = Black
*PSC is an abbreviation for Permanent Split Capacitor