Sah 5 Speed Ecm Blower Performance Data Option A - Water Furnace SAH Series Installation Manual

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SAH AIR HANDLER INSTALLATION MANUAL

SAH 5 Speed ECM Blower Performance Data Option A

Blower Performance 5 Speed ECM Control Option A
Motor
Motor
T'stat
Model
Speed
Tap
Connection
High
5
Med High
4
Y2*
022
Med
3
Med Low
2
Low
1
High
5
Med High
4
Y2*
026
Med
3
Med Low
2
Low
1
High
5
Med High
4
Y2*
030
Med
3
Med Low
2
Low
1
High
5
Med High
4
Y2*
036
Med
3
Med Low
2
Low
1
High
5
Med High
4
Y2*
042
Med
3
Med Low
2
Low
1
High
5
Med High
4
Y2*
048
Med
3
Med Low
2
Low
1
High
5
Med High
4
Y2*
060
Med
3
Med Low
2
Low
1
High
5
Med High
4
Y2*
066
Med
3
Med Low
2
Low
1
Factory speed settings are in Bold
Air flow values are with dry coil and standard filter
For wet coil performance first calculate the face velocity of the air coil (Face Velocity [fpm] = Airflow [cfm] / Face Area [sq ft]).
Then for velocities of 200 fpm reduce the static capability by 0.03 in. wg, 300 fpm by 0.08 in. wg, 400 fpm by 0.12in. wg., and 500 fpm by 0.16 in. wg.
Highest setting is for auxiliary heat (W) and lowest setting is for constant blower (G). The "Y1" and "Y2" settings must be between the "G" and "W" settings.
*Single speed compressor section units will need to remove the TAN wire on the 5 speed motor and replace it with the RED wire. Tape end and secure the
TAN wire.
The SAH Air Handler blower is factory wired for dual speed compressor section operation.
ctory wired for dual speed compressor section operation.
Blower
Motor
Size
HP
0
0.05
W
1130
1115
1040
1025
9 x 7
1/2
950
935
Y1
860
845
G
740
720
W
1130
1115
1040
1025
9 x 7
1/2
950
935
Y1
860
845
G
740
720
W
1220
1205
1130
1115
9 x 7
1/2
1040 1030
Y1
950
935
G
790
770
W
1450
1435
1350
1335
Y1
10 x 8
1/2
1170
1150
1000
980
G
990
W
1960
1945
1790
1775
11 x 10
1
1700
1685
Y1
1630
1560
G
1490
1445
W
1960
1945
1790
1775
11 x 10
1
1700
1685
Y1
1630
1560
G
1490
1445
W
2210
2230
2030 2073 2000 2035 1970
11 x 10
1
1850
1931
Y1
1770
1796
G
1570
1661
W
2390 2454 2370
2210
2248
Y1
11 x 10
1
2030
2115
1860
1985
G
1780
1784
Airflow (cfm) at External Static Pressure (in. wg)
0.10
0.15
0.20
0.25
0.30
1100
1090 1080
1065
1050 1040 1030
1010
1000
990
975
960
920
905
890
875
860
830
815
800
785
770
700
680
660
645
630
1100
1090 1080
1065
1050 1040 1030
1010
1000
990
975
960
920
905
890
875
860
830
815
800
785
770
700
680
660
645
630
1190
1180
1170
1160
1150
1100
1090 1080
1070
1060 1045 1030
1020
1005
990
975
960
920
905
890
875
860
750
735
720
700
680
1420
1405 1390
1375
1360
1320
1305
1290
1275
1260
1130
1115
1100
1080
1060 1045 1030
960
940
920
905
890
915
840
800
760
730
700
1930
1915
1900
1880
1860
1760
1745
1730
1710
1690
1670
1650 1630
1615
1600
1600
1520
1560
1535
1510
1400
1375
1350
1325
1300
1930
1915
1900
1880
1860
1760
1745
1730
1710
1690
1670
1650 1630
1615
1600
1600
1520
1560
1535
1510
1400
1375
1350
1325
1300
2190
2194
2170
2155
2130
1995
1940
1820
1889
1790
1850
1760
1740
1761
1710
1718
1680
1540
1616
1510
1573
1460
2414 2340
2371
2320 2328 2290 2289
2180
2205 2160
2166
2140
2010
2072 1980 2030
1950
1830
1939 1800
1898
1770
1750
1742
1720
1696
1680
26
0.35 0.40
0.45
0.50
0.60
0.70
1015
1000
980
950
945
930
915
900
880
850
845
830
815
800
760
755
740
720
700
660
590
605
580
540
500
460
1015
1000
980
950
945
930
915
900
880
850
845
830
815
800
760
755
740
720
700
660
590
605
580
540
500
460
1140
1130
1115
1100
1050
930
1015
1000
980
950
945
930
915
900
890
850
845
830
815
800
770
660
640
620
600
530
500
1345 1330
1315
1300
1270
1250
1245 1230
1215
1200
1170
1140
1015
1000
960
920
870
850
825
800
760
680
660
630
600
520
1845 1830
1810
1790
1750
1700
1670 1650
1535
1420
1560
1500
1575
1550
1525
1500
1450
1400
1490 1470
1445
1420
1370
1300
1270 1240
1210
1180
1120
1000
1845 1830
1810
1790
1750
1700
1670 1650
1535
1420
1560
1500
1575
1550
1525
1500
1450
1400
1490 1470
1445
1420
1370
1300
1270 1240
1210
1180
1120
1000
2120 2100 2087 2060 2020 2000
1958
1910
1922
1870
1840
1800
1812
1730
1774
1680
1640
1600
1682 1630
1651
1590
1560
1500
1533 1420
1495
1370
1320
1250
2270
2230
2200
2129 2100 2094 2070 2040 2000
1996 1900
1965
1880
1840
1800
1862 1730
1828
1690
1640
1600
1656 1640
1625
1600
1550
1500
0.80
0.90
1.00
-
-
-
-
-
-
730
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
730
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
730
-
-
-
-
-
-
1210
-
-
1100
-
-
880
-
-
710
650
-
-
470
430
-
-
1660
-
-
1450
-
-
1350
-
-
1250
-
-
930
-
-
1660
1600
-
1450
1450
-
1350
1350
1250
1250
-
930
930
-
1960
1920
1890
1760
1720
1680
1560
1510
1450
1450
1400 1340
1200
1100
1020
2170
2140 2100
1960
1940 1890
1760
1720
1680
1570
1510
1460
1460
1400 1380
1/10/17

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