York R-410A manual ZR240 20 Ton Alternate Reheat Mode Continued, Johnson Controls Unitary Products

Models: R-410A

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ZR240 (20 Ton) Alternate Reheat Mode (Continued)

251934-YTG-G-0708

ZR240 (20 Ton) Alternate Reheat Mode (Continued)

Air on

 

 

 

 

 

 

Temperature of Air on Condenser Coil

 

 

 

 

 

 

 

Evaporator Coil

Total

Total

 

Sensible Capacity (MBh)

 

Total

Total

 

Sensible Capacity (MBh)

 

CFM

 

WB

Capacity1

Input

 

 

Return Dry Bulb (°F)

 

Capacity1

Input

 

 

Return Dry Bulb (°F)

 

 

(°F)

(MBh)

(kW)2

 

 

 

 

 

 

(MBh)

(kW)2

 

 

 

 

 

 

 

 

85

 

80

75

70

 

65

85

 

80

75

70

 

65

 

 

 

 

 

75°F

 

 

 

 

 

 

85°F

 

 

 

 

 

 

72

128.6

15.7

11.3

 

 

 

 

 

 

131.8

17.1

14.7

 

 

 

 

 

 

6000

 

67

116.0

15.0

42.6

 

14.1

 

 

 

 

119.4

16.4

38.2

 

9.6

 

 

 

 

 

62

109.6

14.3

74.3

 

45.8

17.3

 

 

 

107.1

15.8

61.4

 

32.9

4.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

57

101.6

14.2

101.6

 

54.1

25.5

 

 

 

100.7

15.2

66.4

 

37.9

9.4

 

 

 

 

 

72

135.8

15.7

10.2

 

 

 

 

 

 

126.0

16.5

8.4

 

 

 

 

 

 

7000

 

67

122.5

15.0

55.5

 

21.8

 

 

 

 

113.0

15.8

51.4

 

17.7

 

 

 

 

 

62

115.8

14.3

90.0

 

68.7

35.0

1.3

 

 

106.2

15.2

86.6

 

60.2

26.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

57

107.3

14.2

107.3

 

82.4

48.7

15.0

 

 

98.4

15.1

95.0

 

69.4

35.7

2.0

 

 

 

 

72

143.1

15.7

9.0

 

 

 

 

 

 

132.6

16.5

2.1

 

 

 

 

 

 

8000

 

67

129.1

15.0

68.4

 

29.5

 

 

 

 

118.9

15.8

64.6

 

25.7

 

 

 

 

 

62

122.0

14.4

91.0

 

91.5

52.6

13.7

 

 

111.7

15.2

90.0

 

87.6

48.7

9.9

 

 

 

 

 

 

 

 

 

 

 

 

57

113.0

14.3

113.0

 

110.7

71.8

32.9

 

 

103.5

15.1

103.5

 

101.0

62.1

23.2

 

 

 

 

72

140.1

15.7

12.9

 

 

 

 

 

 

129.4

16.5

6.8

 

 

 

 

 

 

9000

 

67

126.4

15.0

74.9

 

30.6

 

 

 

 

116.1

15.8

70.5

 

26.2

 

 

 

 

 

62

119.5

14.4

98.0

 

95.2

50.9

6.6

 

 

109.1

15.2

95.0

 

89.4

45.1

0.8

 

 

 

 

 

 

 

 

 

 

 

 

57

110.7

14.3

110.7

 

109.5

65.2

20.9

 

 

101.1

15.1

101.1

 

99.8

55.5

11.2

 

 

 

 

72

137.1

15.7

16.7

 

 

 

 

 

 

126.3

16.5

11.5

 

 

 

 

 

 

10000

 

67

123.7

15.0

86.0

 

31.7

 

 

 

 

113.2

15.8

76.4

 

26.7

 

 

 

 

 

62

116.9

14.4

100.0

 

98.9

49.2

 

 

 

106.4

15.2

84.0

 

80.0

41.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

57

108.3

14.3

108.3

 

108.3

58.6

35.0

 

 

98.6

15.1

98.6

 

98.6

48.9

15.0

 

 

1.These capacities are gross ratings. For net capacity, deduct air blower motor, MBh = 3.415 x kW. Refer to the appropriate Blower Performance Table for the kW of the supply air blower motor.

2.These ratings include the condenser fan motors (total 1 kW) and the compressor motors but not the supply air blower motor. Manual background No Sensible Cooling Capacity

36

Johnson Controls Unitary Products

Page 36
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York R-410A manual ZR240 20 Ton Alternate Reheat Mode Continued, Johnson Controls Unitary Products