Sterling VS - Manual (Page 8)

8
Outlet
Velocity
FPM
(m/s)
Water
Temp
Drop
°F (°C)
I
I
II
II
II
II
II
II
III
Sound
Rating
Nominal
CFM
(m 3 /s)
Unit
Capacity
(MBH)
040
040*
062
062*
077
077*
104
104*
125
877
(4.455)
658
(3.343)
1005
(5.105)
727
(3.693)
1220
(6.198)
894
(4.542)
980
(4.978)
783
(3.978)
1170
(5.944)
1550
1150
1550
1150
1550
1150
1070
850
1100
1/40
(.019)
1/40
(.019)
1/20
(.037)
1/20
(.037)
1/20
(.037)
1/20
(.037)
1/8
(.093)
1/8
(.093)
1/6
(.124)
Motor
RPM
Motor
HP
(kW)
Pressure
Drop
ft/water
(m/water)
.37
(.113)
.06
(.018)
.02
(.006)
.24
(.073)
.04
(.012)
.01
(.003)
1.05
(.320)
.19
(.058)
.06
(.018)
.67
(.204)
.13
(.040)
.04
(.012)
.98
(.299)
.18
(.055)
.05
(.015)
.63
(.192)
.12
(.037)
.03
(.009)
2.06
(.628)
.44
(.134)
.16
(.049)
1.43
(.436)
.31
(.095)
.11
(.034)
3.04
(.927)
.65
(.198)
.23
(.070)
Flow
Rate
GPM
(L/s)
5.93
(.374)
2.34
(.148)
1.15
(.073)
4.71
(.297)
1.87
(.118)
.92
(.058)
9.92
(.626)
4.08
(.257)
2.14
(.135)
7.85
(.495)
3.24
(.204)
1.71
(.108)
12.11
(.764)
4.99
(.315)
2.62
(.165)
9.59
(.605)
3.97
(.250)
2.09
(.132)
15.91
(1.004)
7.03
(.443)
4.08
(.257)
13.13
(.828)
5.82
(.367)
3.38
(.213)
19.55
(1.233)
8.63
(.544)
4.98
(.314)
Output
MBH
(kW)
28.8
(8.4)
22.7
(6.7)
16.7
(4.9)
22.9
(6.7)
18.1
(5.3)
13.4
(3.9)
48.1
(14.1)
39.6
(11.6)
31.1
(9.1)
38.1
(11.2)
31.5
(9.2)
24.8
(7.3)
58.7
(17.2)
48.4
(14.2)
38.1
(11.2)
46.5
(13.6)
38.5
(11.3)
30.5
(8.9)
77.2
(22.6)
68.3
(20.0)
59.3
(17.4)
63.7
(18.7)
56.5
(16.6)
49.2
(14.4)
94.9
(27.8)
83.7
(24.5)
72.5
(21.2)
10°
(5.6°)
20°
(11.1°)
30°
(16.7°)
10°
(5.6°)
20°
(11.1°)
30°
(16.7°)
10°
(5.6°)
20°
(11.1°)
30°
(16.7°)
10°
(5.6)
20°
(11.1°)
30°
(16.7°)
10°
(5.6°)
20°
(11.1°)
30°
(16.7°)
10°
(5.6°)
20°
(11.1°)
30°
(16.7°)
10°
(5.6°)
20°
(11.1°)
30°
(16.7°)
10°
(5.6°)
20°
(11.1°)
30°
(16.7°)
10°
(5.6°)
20°
(11.1°)
30°
(16.7°)
HOT WATER PERFORMANCE DATA**
Final
Air
Temp °F
(°C)
Table 7 - Standard Output Units
595
(.278)
436
(.203)
989
(.462)
706
(.329)
1200
(.560)
858
(.400)
1528
(.713)
1208
(.564)
1790
(.835)
104.6°
(40.3°)
95.2°
(35.1°)
85.9°
(29.9°)
108.3°
(42.4°)
98.3°
(36.8°)
88.4°
(31.3°)
104.8°
(40.4°)
96.9°
(36.1°)
89.0°
(31.7°)
109.7°
(43.2°)
101.1°
(38.4°)
92.4°
(33.6°)
105.1°
(40.6°)
97.2°
(36.2°)
89.3°
(31.8°)
110.0°
(43.3°)
101.2°
(38.4°)
92.7°
(33.7°)
106.6°
(41.4°)
101.2°
(38.4°)
95.8°
(35.4°)
108.6°
(42.6°)
103.1°
(39.5°)
97.6°
(36.4°)
108.9°
(42.7°)
103.1°
(39.5°)
97.3°
(36.3°)
**Performance based on 200°F EWT, 20°F TD, 60°F EAT. Performance at 10°F & 30°F TD is also shown.
For capacities at other conditions, use the correction multipliers in the tables on page 12.
*Speed controller option is required for reduced ratings.