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246653-YTG-E-0108
20 Johnson Controls Unitary Products
PHYSICAL DATA HOT WATER COIL - 2 ROW
Coil Casing . . . . . . . . . . . . . . . . . . . . Galvanized Steel
Coil Construction. . . . . . . . . . . . . . . . Al Fin / Cu. Tube
Rows Deep . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Fin Thickness . . . . . . . . . . . . . . . . . . . . . . . . . . . .006”
Tube Wall . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .016”
Tubes / Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Fins Per Inch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Tubes High . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22.50”
Tube Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65”
Face Area . . . . . . . . . . . . . . . . . . . . . . . . . . . 10.16 ft.
2
Weight. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .90 lbs
Operating Weight . . . . . . . . . . . . . . . . . . . . . . . 110 lbs
NOTE: Water pressure drop numbers are based on 60°F
entering air temperature, 2.00” maximum air pres-
sure drop across the hot water coil(s). ARI certified
ratings at covering other conditions are available
upon request. Hot water coils are approved for use
with glycol (rates available upon request.)
1.
Based on 60°F entering air temperature, 2.00” maximum pres-
sure drop across the hot water coil.
TABLE 14: WATER PRESSURE DROP (2 ROW, 25 &
30 TON)
GPM20406080
W
ATER
P
RESSURE
D
ROP
0.9 3.0 6.0 10.0
TABLE 15: STATIC RESISTANCE HOT WATER COIL
(25 & 30 TON)
CFM 6000 8000 10000 15000
A
IR PRESSURE DROP
1 R
OW
0.07 0.11 0.16 0.32
A
IR PRESSURE DROP
2 R
OW
0.14 0.23 0.33 0.65
TABLE 16: HOT WATER COIL (2 ROW, 25 & 30
TON)
1
GPM CFM
C
APACITY (MBH) AT ENTERING WATER TEMPERATURE
140 °F 160 °F 180 °F 200 °F
20
6000 177.5 223.8 270.4 317.3
8000 203.8 257.2 311.1 365.5
10000 224.8 284.1 343.9 404.2
12000 242.2 306.4 371.1 436.4
15000 263.6 333.8 404.6 476.1
40
6000 198.1 248.9 300.0 351.3
8000 232.2 292.0 352.2 412.7
10000 260.7 328.1 395.9 464.1
12000 285.0 359.0 433.4 508.3
15000 316.0 398.4 481.3 564.8
60
6000 206.1 258.7 311.4 364.2
8000 243.6 305.9 368.4 431.1
10000 275.3 345.9 416.8 488.0
12000 302.9 380.7 458.9 537.6
15000 338.4 425.7 513.4 601.7
80
6000 210.5 263.9 317.4 371.1
8000 249.8 313.3 377.1 441.1
10000 283.3 355.6 428.2 501.0
12000 312.7 392.7 473.0 553.6
15000 351.0 440.9 531.3 622.1
TABLE 17: HOT WATER COIL (2 ROWS, 40 TON)
1
1.
Based on 60°F entering air temperature, 2.00” maximum air
pressure drop across the hot water coil.
ARI certified ratings at other conditions available upon request.
Hot water coils are approved for use with glycol (ratings avail-
able upon request).
GPM CFM
C
APACITY (MBH) AT ENTERING WATER
T
EMPERATURE
140 °F 160 °F 180 °F 200 °F
20
8000 203.8 257.2 311.1 365.5
11000 233.9 295.7 358.1 421.0
14000 257.0 325.3 394.2 463.8
17000 275.5 349.0 423.3 498.3
20000 290.9 368.7 447.4 526.9
40
8000 232.2 292.0 352.2 412.7
11000 273.3 344.1 415.3 487.0
14000 306.3 386.0 466.3 547.1
17000 333.9 421.1 508.9 597.3
20000 357.5 451.1 545.4 640.5
60
8000 243.6 305.9 368.4 431.1
11000 289.5 363.9 438.5 513.6
14000 327.2 411.5 496.3 581.5
17000 359.2 452.0 545.3 639.2
20000 386.9 487.1 587.9 689.4
80
8000 249.8 313.3 377.1 441.1
11000 298.5 374.7 451.2 528.1
14000 338.9 425.7 512.8 600.5
17000 373.4 469.3 565.6 662.5
20000 403.6 507.5 611.8 716.8
TABLE 18: STATIC RESISTANCE HOT WATER
COIL (40 TON)
CFM 8000 11000 14000 20000
A
IR PRESSURE DROP 1 ROW 0.11 0.19 0.29 0.52
A
IR PRESSURE DROP 2 ROW 0.23 0.39 0.58 1.06
TABLE 19: WATER PRESSURE DROP (2 ROW, 40
TON)
GPM 204060 80
W
ATER PRESSURE DROP 0.9 3.0 6.0 10.0
TABLE 16: HOT WATER COIL (2 ROW, 25 & 30
TON)
1
(CONTINUED)
GPM CFM
C
APACITY (MBH) AT ENTERING WATER TEMPERATURE
140 °F 160 °F 180 °F 200 °F