background image

15

Ta

bl

e

7

E

lectrical

D

ata

(Un

its

W

ith

ou

tOp

tion

al

Factory

P

owered

Con

ven

ien

ce

O

ut

let)

48P

M

SIZE

NO

M

INAL

VO

LTA

GE

(3

Ph

,6

0

Hz

)

VO

LTA

GE

RANG

E

CO

M

PR

ESSOR

OFM

IFM

POW

ER

EX

HAUS

T

CO

M

BUS

TI

ON

FA

N

M

OT

OR

POW

ER

SU

PPL

Y

POW

ER

SU

PPL

Y

W

ITH

OP

TI

ONAL

HACR

BRE

AKE

R

DI

SC

ONNE

CT

SIZE

No

.1

No

.2

No

.3

Mi

n

Max

RL

A

LR

A

RL

A

LR

A

RL

A

LR

A

Qt

y

Hp

FLA (ea)

Hp

FLA

Qt

y

Hp

FLA (ea)

FLA

MC

A

MOC

P

MC

A

MOC

P

FLA

20

208/

230

187

253

33.

5

225

29.

6

164

--

--

4

0.

25

1.

5

3.

7

10.

6/

9.

6

--

--

--

0.

5

88/

87

100/

100

88/

88

100/

100

92/

91

2

1

5.

9

100/

99

125/

125

100/

100

125/

125

105/

104

5

16.

7/

15.

2

--

--

--

94/

93

125/

100

94/

94

125/

125

99/

97

2

1

5.

9

106/

104

125/

125

106/

106

125/

125

112/

11

1

7.

5

24.

2/

22

--

--

--

102/

99

125/

125

102/

102

125/

125

107/

105

2

1

5.

9

11

3/

111

125/

125

11

3/

11

3

125/

125

121/

11

8

10

30.

8/

28

--

--

--

108/

105

125/

125

108/

108

125/

125

11

5/

11

2

2

1

5.

9

120/

11

7

150/

150

120/

120

150/

150

128/

125

460

414

506

17.

7

11

4

14.

8

100

--

--

4

0.

25

0.

7

3.

7

4.

8

--

--

--

0.

3

45

60

45

60

46

2

1

3.

1

51

60

51

60

53

5

7.

6

--

--

--

47

60

47

60

49

2

1

3.

1

54

60

54

70

56

7.

5

11

--

--

--

51

60

51

60

53

2

1

3.

1

57

60

57

70

60

10

14

--

--

--

54

60

54

70

57

2

1

3.

1

60

60

60

70

64

575

518

633

13

80

11

78

--

--

4

0.

25

0.

7

5

6.

1

--

--

--

0.

24

36

45

36

40

38

2

1

2.

4

41

50

41

50

43

7.

5

9

--

--

--

39

50

39

50

41

2

1

2.

4

44

50

44

50

47

10

11

--

--

--

41

50

41

50

43

2

1

2.

4

46

50

46

50

49

24

208/

230

187

253

40

239

33.

5

225

--

--

6

0.

25

1.

5

3.

7

10.

6/

9.

6

--

--

--

0.

5

103/

102

125/

125

103/

103

125/

125

107/

106

2

1

5.

9

115/

11

4

150/

150

11

5/

11

5

150/

150

121/

11

9

5

16.

7/

15.

2

--

--

--

109/

108

125/

125

109/

109

125/

125

11

4/

11

2

2

1

5.

9

121/

120

150/

150

121/

121

150/

150

128/

126

7.

5

24.

2/

22

--

--

--

117/

11

5

150/

150

11

7/

11

7

150/

150

123/

120

2

1

5.

9

129/

126

150/

150

129/

129

150/

150

136/

134

10

30.

8/

28

--

--

--

123/

121

150/

150

123/

123

150/

150

130/

127

2

1

5.

9

135/

132

175/

150

135/

135

175/

175

144/

141

460

414

506

19.

5

125

17.

7

11

4

--

--

6

0.

25

0.

7

3.

7

4.

8

--

--

--

0.

3

51

60

51

70

53

2

1

3.

1

57

60

57

70

60

5

7.

6

--

--

--

54

60

54

70

56

2

1

3.

1

60

70

60

70

63

7.

5

11

--

--

--

57

60

57

70

60

2

1

3.

1

63

80

63

80

67

10

14

--

--

--

60

70

60

70

64

2

1

3.

1

66

80

66

80

71

575

518

633

16.

6

80

13

80

--

--

6

0.

25

0.

7

5

6.

1

--

--

--

0.

24

44

60

44

60

46

2

1

2.

4

49

60

49

60

51

7.

5

9

--

--

--

47

60

47

60

49

2

1

2.

4

52

60

52

60

55

10

11

--

--

--

49

60

49

60

52

2

1

2.

4

54

60

54

70

57

28

208/

230

187

253

48.

1

245

48.

1

245

--

--

6

0.

25

1.

5

5

16.

7/

15.

2

--

--

--

0.

5

134/

132

175/

175

134/

134

175/

175

140/

138

2

1

5.

9

146/

144

175/

175

146/

146

175/

175

154/

152

7.

5

24.

2/

22

--

--

--

141/

139

175/

175

141/

141

175/

175

149/

146

2

1

5.

9

153/

151

200/

175

153/

153

200/

200

162/

160

10

30.

8/

28

--

--

--

148/

145

175/

175

148/

148

175/

175

156/

153

2

1

5.

9

160/

157

200/

200

160/

160

200/

200

170/

167

460

414

506

22.

5

125

22.

5

125

--

--

6

0.

25

0.

7

5

7.

6

--

--

--

0.

3

62

80

62

80

65

2

1

3.

1

69

90

69

90

72

7.

5

11

--

--

--

66

80

66

80

69

2

1

3.

1

72

90

72

90

76

10

14

--

--

--

69

90

69

90

73

2

1

3.

1

75

90

75

90

80

575

518

633

18

100

18

100

--

--

6

0.

25

0.

7

5

6.

1

--

--

--

0.

24

51

60

51

60

53

2

1

2.

4

56

60

56

70

59

7.

5

9

--

--

--

54

60

54

70

57

2

1

2.

4

59

60

59

70

62

10

11

--

--

--

56

60

56

70

59

2

1

2.

4

61

70

61

70

64

*S

ee

not

es

and

legend

on

page

17.

48PM20

---

28

Summary of Contents for COMFORTLink PURON 48PM20

Page 1: ...ilters All other operations should be performed by trained service personnel When working on air conditioning equipment observe precautions in the literature tags and labels attached to the unit and o...

Page 2: ...ng sides of unit with a minimum of 3 equally spaced 4 in x 4 in pads on each side Slab Mount Horizontal Units Only Provide a level concrete slab that extends a minimum of 6 in beyond unit cabinet Inst...

Page 3: ...3 C07327 Fig 1 Roof Curb Details 48PM20 28...

Page 4: ...ST BE IN PLACE WHEN RIGGING NOTICE TO RIGGERS Rig by inserting hooks into unit base rails as shown Maintain a distance of 120 inches 3048 MM from top of unit to eyehook Leave coil cover attached to un...

Page 5: ...5 50TG505861 Rev 2 0 C07328 Fig 4 Base Unit Dimensions 48PM20 28...

Page 6: ...N Manifold Pressure in wg Natural Gas Vertical Horizontal 3 00 2 95 3 00 2 95 3 00 2 95 Liquid Propane Vertical Horizontal 3 00 2 8 3 00 2 8 3 00 2 8 Thermostat Heat Anticipator Setting amps First Sta...

Page 7: ...43 43 43 34 34 Moveable pulley maximum full turns 6 6 6 6 6 6 Factory Speed setting RPM 1078 1078 1078 1078 906 906 MID HIGH RANGE Motor HP 7 5 7 5 7 5 7 5 7 5 7 5 Motor Nominal RPM 1750 1750 1750 17...

Page 8: ...s 6 6 6 6 6 6 Factory Speed setting RPM 1062 991 1062 991 906 906 MID HIGH RANGE Motor HP 5 5 5 5 7 5 7 5 Motor Nominal RPM 1750 1750 1750 1750 1750 1750 Maximum Continuous BHP 5 37 5 75 5 75 5 37 5 7...

Page 9: ...sed with a night set back thermostat To operate at lower return air temperatures a field supplied outdoor air temperature control must be used to initiate both stages of heat when the temperature is b...

Page 10: ...h the unit Attach the cover of the observation hole on the intake hood and then replace the heat panel onto the unit to complete the installation NOTE When properly installed the flue hood will line u...

Page 11: ...ration using natural gas at an elevation from sea level to 2000 ft This unit uses orifice type LH32RFnnn where nnn indicates the orifice size based on drill size diameter in thousands of an inch High...

Page 12: ...phasing is critical to the operation of the scroll compressors An incorrect phasing will result in compressor shutdown on thermal overload and possible damage to compressor Should this occur power pha...

Page 13: ...anticipator settings as follows VOLTAGE STAGE 1 W1 ON STAGE 1 AND 2 W1 AND W2 ON All 0 15 0 30 Settings may be changed slightly to provide a greater degree of comfort for a particular installation Hu...

Page 14: ...ROOFTOP UNIT TB2 THERMIDISTAT C06295 Fig 17 Field Control Thermidistat Wiring C07354 Fig 18 Humidi MiZert Low Voltage Terminal Strip Humidity Sensor Humidistat Wiring 48PM C Humidi MiZer RTU C07346 F...

Page 15: ...07 106 2 1 5 9 115 114 150 150 115 115 150 150 121 119 5 16 7 15 2 109 108 125 125 109 109 125 125 114 112 2 1 5 9 121 120 150 150 121 121 150 150 128 126 7 5 24 2 22 117 115 150 150 117 117 150 150 1...

Page 16: ...12 2 1 5 9 120 119 150 150 120 120 150 150 126 125 5 16 7 15 2 114 113 150 150 114 114 150 150 120 118 2 1 5 9 126 125 150 150 126 126 150 150 133 132 7 5 24 2 22 122 120 150 150 122 122 150 150 128 1...

Page 17: ...ge is greater than 2 Use the following formula to determine the percent age of voltage imbalance Voltage Imbalance 100 x max voltage deviation from average voltage average voltage Example Supply volta...

Page 18: ...ge of both hood sides where hood side connects to the unit back panel See Fig 21 6 Apply seal strip provided to top flange of both hood sides where hood sides connect to the hood top panels See Fig 21...

Page 19: ...ssembly rests against the inside wall of unit 3 Secure each damper assembly to unit with 6 screws across top 3 screws provided and bottom 3 screws from item 1 of damper 4 With screws saved from item 1...

Page 20: ...ket and Hood Positioning Copyright 2007 Carrier Corp D 7310 W Morris St D Indianapolis IN 46231 Printed in U S A Edition Date 11 07 Manufacturer reserves the right to change at any time specifications...

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