Controls, Base unit operating sequence, Electrical data – Carrier 50PQ User Manual

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Electrical data

(cont)

50RQ,PQ008

v-PH-HZ

50RQ,PQ010

Voliago

Range

200-3-$0

i 80-229

230-3-60

207-264

460-3-60

414-32S

575-3-60

318—660

COMPR'

NO. 1,2

RLA
LRA

16 6

79

(ea)

14 3

67

(ea)

7 2

35

6

8

23

(ea)

OFM

FLA

4 5

4 5

1 9

4 5

IFM

Hp

1 0

1 5
1 G
1 C

1 0
1 0

1 5

1 5

1 5

1 5

1

0

1 0
1 0

1

0

1 5

1 5
1 5
1 5

1 C

1 5
1 G
1 C
1 0
1

0

1 5

1

0

FLA

9 2

11 5

9 2
9 2
9 2

9 2

11 5

11 5

11 5

11 5

8 0

10 0

8 0

8

0

8

0

8

0

10 0
10 0

10 0

10 0

1

8

2 6

1 8

1 8
1 8
1 8

2 6
2 6

2 6

2 5

1 4

2

1

FACTORY-

INSTALLED

HEATERS

POWER!

SUPPLY

Compr

— Compressor

FLA

— Full Load Amps

Hp

— Horsepower

IFM

— Indoor Fan Motor

Kw

— Kilowatts

LRA

— Locked Rotor Amps

OFM

— Outdoor Fan Motoi

RLA

— Rated Load Amps

*2 per unit, values apply to each

I Fuse only

Kw

6 5

20 0

26 0

39 0

6 5

20 0

26 0

39 0

6 4

19 0
26 0

39 0

6 4

19 0

26 0
39 0

6 4

19 0
26 0

39 0

6 4

19 0
26 0

39 0

FLA

33
65
83

113

33

65
83

113

29

49
75

99
29

49
75

99

15

26
39
51

15
26
39

51

Min
Ckt

Amps

51
53
93

135
162
196

95

13/

164

199

45 ’

47

82

108
142

171

84

n o

144
173

20

21

39
52
69

83

40
53
69

84

21

22

Max

Fuse

Amps

60

60

100
125
150

1 50

100

125

1 50

150

60

60
80

100
125

150

80

n o

125
150

25
25
40

50
60
70
40

50
60
70

25

25

V-PH-HZ

Voltage

Range

200-3-60

180-229

230-3-60

207-264

460-3-60

414-328

COMPR

NO. 1

RLA
LRA

24

113

20 9

98

S75-3-60

318-660

Compr

FLA

Hp

IFM

Kw

LRA

OFM

RLA -

* Fuse only

10 4

49

8 3

11

COMPR

NO. 2

RLA
LRA

18 3

87

16 4

70

8 8

35

6 4
27

OFM

FLA

7 7

6

6

3 3

IFM

6

6

Hp

I'e

2 c

1 'I
1 5
1 5
1 5-

2 0
2 0

2 0

2 (

1 5

2 0

1 5
1 5
1 5
1 5

2 0
2 0

2 0

2 C

1 Ъ

2 0

1 5
1 5
1 5

1 5

2 t

2 0

2 C
2 Г

1 '■

2 (

FLA

6 0

7 8
6 0

6 0
6 0
6 0

7 8

/ 8

7 8
7 8

5 2

6 8
5 2
5 2

5 2

5 2

6 8

6 8
6 8

6 8

2 б"

3 4

2 6
2 6
2 6

2 6

3 4

3 4
3 4

3 4

2 1

2 7

Compressor

Full Load Arnjjs
Horsepower
Indoor Farr Motor

Kilowatts
Locked Rotor Amps

Outdoor Farr Motor

Rated Load Amits

F A C T O R Y -

I N S T A L L E D

H E A T E R S _

Kw V

la

6 5

20 0

26 0
39 0

6 5

20 0

26 0
39 0

6 4

19 0
26 0

39 0

6 4

1 9 0

26 0

39 0

6 4

19 0
26 0

39 0

6 4

19 0

26 0

39 0

33
65

83

113

33
65

83

11 3

29
49

75
99

29

49
75
99

POWER

SUPPLY*

Min

Ckt

Amps

62
64

102

142
170

202

104

144

172
204

54

56

91

116
148
178

92

117

150

__ 180

28
29

15

45

26

58

39

74

51

88

15

46

26

59

39

75

51

89

21

22

Max

Fuse

Amps

60

n o

150
150
150

n o

150
150
150

60
60
90

n o

150

150

90

n o

150

150

35
35

50

60
70

80

50

60

70
80

25

30

Controls

Base unit operating sequence

Cooling — Witli unit main power on, therniostal at COOL and
desired room temperature, fan switch at AUTO

ALL UNITS — On a rise in room temperaLure, cooling contact

no 1 in thermostat closes, energizing compressor no 1
contactor on all units Compressor no 1 , indooi and outdor.ir
fan motors start Compressor no 1 cycles on demand of

thermostat to satisfy room conditions

50RQ/PQ008 — On 008 and 010 units with 2 compressors,

with an additional rise in room temperature, cooling contaot

no 2 in thermostat closes energiz ing compressor contactor no

2 Compressor no 2 starts Compressoi no 2 cycles on
demand of the thermostat to satisfy room conditions

Heating — Power on and tliermostat set at FI EAT and desired
temperature, fan at AUTO

On a drop in room temperature, heating contact no 1 in

the thermostat closes energizing compres.sor contactor no 1
and reversing valve, and starting compiessor no 1 Indoor fan
contactor and outdoor fan contactor are eneigized at the same
time for heat pump cycle

50RO/P0006 — On a further drop in room tcmipeiature,
heating contact no 2 in the thermostat doses energizing the:
electric resistance heat For heaters with 2 or more stages,
outdoor thermostats can be wiied into the control circuit to
energize electric heat elements in accordance with outdoor air

temperature Outdoor thermostats are set according to build­
ing load requiremerrts and have an adjustable set point When

1 2

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