Dimensional Data

Figure 1.

Cooling with optional electric heat and gas/electric models—12½ tons standard efficiency

Figure 2.

Cooling with optional electric heat and gas/electric models—12½ tons standard efficiency horizontal unit clearance

CLEARANCE 48”

1219 MM

CLEARANCE 60”

1524 MM

SUPPLY

CLEARANCE 72”

1829 MM

RETURN

FILTER ACCESS DOOR

HORIZONTAL UNITS

ONLY

HORIZONTAL

CONDENSATE

DRAIN CONNECTION

1.0 IN. NPT

CLEARANCE 38”

965 MM

RT-PRC043AC-EN

CLEARANCE 18”

457 MM

141

Dimensional Data

Figure 3.

Cooling with optional electric heat and gas/electric models 12½ tons standard efficiency—roof curb

Figure 4.

Cooling with optional electric heat and gas/electric models 12½ tons standard efficiency—downflow duct connections—field fabricated

26 5/16

Notes:

• Duct flanges mount 7-7/16” down inside the curb on the 1-1½” curb flanges.

• Roofcurb is intended for downflow use only.

142 RT-PRC043AC-EN

Dimensional Data

Figure 5.

Cooling with optional electric heat and gas/electric models—12½ tons standard efficiency—downflow unit supply/return and unit clearance

Figure 6.

Cooling with optional electric heat and gas/electric models—15–25 tons standard efficiency & 12.5 ton high efficiency

RT-PRC043AC-EN 143

Dimensional Data

Figure 7.

Cooling with optional electric heat and gas/electric models—15–25 tons high efficiency

Figure 8.

Cooling with optional electric heat and gas/electric models—15–25 tons standard efficiency, 12½–25 tons high efficiency—unit clearance and horizontal unit supply/return

144 RT-PRC043AC-EN

Dimensional Data

Figure 9.

Cooling with optional electric heat and gas/electric models—15–25 tons standard efficiency, 12½–25 tons high efficiency—roof curb

Figure 10. Cooling with optional electric heat and gas/electric models—15–25 tons standard efficiency, 12½–25 tons high efficiency—downflow duct connections—field fabricated

9

Notes:

• Duct flanges mount 7-7/16” down inside the curb on the 1-1½” curb flanges.

• Roofcurb is intended for downflow use only.

1”

25.4 MM

CURB FLANGE

LONG SIDES

SHORT SIDES

RT-PRC043AC-EN 145

Dimensional Data

Figure 11. Cooling with optional electric heat and gas/electric models—15–25 tons standard efficiency, 12½–25 tons high efficiency—downflow unit clearance

Figure 12. Downflow & horizontal condensate locations

Table 109.Standard efficiency units (cooling and gas/electric)

Tons

12½

15–25

A B C

Downflow Only

D F

26 7/16 22 1/2 18 11/16 4 1/4

26 7/16 28 3/4 19 15/16 4 1/4

4 1/4

4 1/4

G H

62 7/16 54 11/16

76 5/16 68 11/16

Condensate

Drain Size

1 NPT

1 NPT

Condensate Drain

Location

Downflow

J

Horizontal

K

25 5/8

26 3/4

6

5 3/8

146 RT-PRC043AC-EN

RT-PRC043AC-EN

Dimensional Data

Table 110. High efficiency units (cooling and gas/electric)

Tons A B C

Downflow Only

D

12½–25 26 7/16 28 3/4 19 15/16 4 1/4

F G H

4 1/4 76 5/16 68 11/16

Condensate

Drain Size

1 NPT

Condensate Drain

Location

Downflow Horizontal

J K

26 3/4 5 3/8

Table 111. Cooling unit—swing diameter & through the base electrical

Unit Model #

TSD150G

TSD180–300/301G, THD150–300G

TSH150G

TSH180–301G, THH150–300G

Note: All dimensions are in inches.

A

42 3/8

29 1/2

42 3/8

29 1/2

B

48 3/8

56

N/A

N/A

C

31

38 1/2

31

38 1/2

D

N/A

18 1/2

N/A

18 1/2

E

N/A

N/A

12

14

TOP VIEW SHOWING THROUGH THE BASE

ELECTRICAL UTILITY LOCATIONS AND ACCESS PANEL SWING CLEARANCES.

SWING RADIUS (E)

HORIZONTAL FILTER

ACCESS PANEL

SWING RADIUS (A)

ID SECTION

ACCESS PANEL

SWING RADIUS (D)

ID FAN SECTION

ACCESS PANEL

B

6 7/8"

THROUGH THE

BASE ELECTRICAL

SWING RADIUS (C)

OD SECTION

ACCESS PANEL

147

Dimensional Data

Table 112.Gas/electric unit—swing diameter & through the base electrical; height of gas pipe

Unit Model #

YSD150G

YSD180–301G, YHD150–300G

YSH150G

YSH180–301G, YHH150–300G

Note: All dimensions are in inches.

A

42 3/8

29 1/2

42 3/8

29 1/2

B

66 3/8

77 7/8

N/A

N/A

C

48 3/8

56

N/A

N/A

D

N/A

18 1/2

N/A

18 1/2

E

N/A

N/A

12

14

F

31

38 1/2

31

38 1/2

TOP VIEW SHOWING THROUGH THE BASE

ELECTRICAL UTILITY LOCATIONS AND ACCESS PANEL SWING CLEARANCES.

SWING RADIUS (E)

HORIZONTAL FILTER

ACCESS PANEL

SWING RADIUS

(A ) ID SECTION

ACCESS PANEL

SWING RADIUS (D) ID FAN SECTION

ACCESS PANEL

Figure 13. Fresh air hood (horizontal units)

C

B

6 7/8" 7 3/8"

THROUGH

THE BASE

ELECTRICAL

THROUGH THE

BASE GAS

SEE DETAIL A

SWING RADIUS (F) OD SECTION

ACCESS PANEL

Figure 14. Fresh air hood (downflow units)

148 RT-PRC043AC-EN

Dimensional Data

Figure 15. Power exhaust—downflow economizers

Figure 16. Power exhaust—downflow economizers—side view

Figure 17. Economizer—horizontal units

C

POWER EXHAUST w i th DOWNFLOW

ECONOMIZERS only, SIDE VIEW

Figure 18. Economizer—downflow units

Note: When applying economizer to horizontal units, connected ductwork must be run full size to allow proper operation of economizer damper.

Table 113.Power exhaust dimensions

Unit Model # A B (a)

T/YS*150G

T/YH*150G, T/YS*180–301G, T/YH*180-300G

17½

19½

53¾

64¾

(a)Horizontal dimension only. Downflow economizer is width of end panel.

(b)Power exhaust is applied on downflow economizer only.

C (b)

36

39

RT-PRC043AC-EN 149