brings water to life
Swimming Pool
Heat Pumps
Heat pumps to suit every type of swimming pool
OUTDOOR HEAT PUMPS
The Challenge: To provide a
solution to pool water heating
which is reliable and economical,
regardless of ambient air
temperature and location.
‘Air Off’ View
The Certikin range of Calorex heat pumps are specifically designed
Product Features
for swimming pool heating. Heat pumps are recognized as the most
• Titanium heat exchangers
sustainable way to economically heat swimming pool water and
• Fully automatic
with a Calorex heat pump you will save on operating costs and
• Digital controls
reduce your carbon footprint. Calorex Pro-Pac heat pumps are
• Quiet in operation
available for both outdoor pool usage, or for indoor pools to
• Requires very little regular maintenance
enhance the enjoyment of your pool.
• No fumes
‘Air On’ View
• Kind to the environment
• Economical to run
Why Calorex
• Can heat public or private pools to 35OC
Calorex are pioneers in the development of heat pumps and have
• Easy to retrofit to existing swimming pool systems
proven performance and reliability for over 30 years. The products
are specifically designed for use in swimming pools using the most
modern technology and Calorex is approved under ISO 9001
Heat pumps simply use the free and natural energy in the air and
version 2000.
transfer it efficiently to pool water heating whilst respecting the
environment. By careful design a Calorex heat pump is capable of
Why A Heat Pump?
providing your pool with up to five units of absorbed heat for every
The heat pump is now recognised as the most environmentally
one unit paid for.
friendly method of heating and considering the advantages below it
is easy to see why.
• Up to 400% operating cost and carbon saving against direct
electric heaters
• Up to 34% operating cost saving against fossil fuel boilers
• Up to 50% carbon saving against fossil fuel boilers
Free heat from the air.
Free unit of heat from the air
Paid units of heat
Total units of heat to pool
5:1
4.5:1
4:1
Total heat to pool divided by energy consumed = Co-efficient of Performance (COP)
3.5:1
brings water to life
Swimming Pool
Heat Pumps
brings water to life
Outdoor Heat Pumps
Pool water flow rate
(l/m)
Pressure drop
(m head)
Noise level at 3m
(dBA)
Width
20
25
20
25
30
42
10
15
20
35
50
115
115
115
115
123
123
115
123
123
66
130
1.1
1.1
2.5
2.5
3.5
3.5
2.5
3.5
3.5
4.5
3.9
50
51
49
50
52
55
50
52
55
69
68
1050
1230
1049
1227
1377
1377
1227
1377
1377
1700
1950
580 790
580 790
593 720
593 720
602 720
602 720
593 720
593 720
593 720
1090 1212
1340 1212
97
108
93
104
132
133
104
132
133
393
569
7.2
9.9
12.4
17.7
9.9
12.4
17.7
26
44
1.8
2.3
2.6
4.1
2.3
2.6
4.1
8.6
12
14
17
21
31
6.4
8
13
25
40
20
25
30
42
10
15
20
35
50
115
115
123
123
115
123
123
66
130
2.5
2.5
3.5
3.5
2.5
3.5
3.5
4.5
3.9
49
50
52
55
50
52
55
69
68
1049
1227
1377
1377
1227
1377
1377
1700
1950
593 720
593 720
602 720
602 720
593 720
593 720
593 720
1090 1212
1340 1212
102
111
141
142
111
141
142
399
584
32
40
62
80
124
7.8
9.75
14.4
19.5
29
20
25
42
50
67
30
35
50
70
100
123
123
123
246
246
4.2
12
14
12
14
62
64
68
73
71
1555
1665
1810
2065
2210
790
1060
1190
1190
1650
1080
1310
1310
1330
1340
219
329
549
599
858
25.5
32
50
64
100
7.3
8
12.5
16
25
20
25
42
50
67
30
35
50
70
100
123
123
123
246
246
4.2
12
14
12
14
62
64
68
73
71
1555
1665
1810
2065
2210
790
1060
1190
1190
1650
1080
1310
1310
1330
1340
219
329
549
599
858
3 PHASE
Unpacked Weight
Supply Fuse (amps)
14
17
14
17
21
31
6.4
8
13
25
40
Height
Supply Capacity
(amps)
2
2.5
2
2.5
2.8
4.3
2.5
2.8
4.3
9.1
13.4
Depth
Power Consumed
kW
9.2
12.5
9.2
12.5
15.6
22.4
12.5
15.6
22.4
37
56
1 PHASE
AW629AM
AW829AM
PPT8AL
PPT12AL
PPT16AL
PPT22AL
PPT12BL
PPT16BL
PPT22BL
AW3020B
AW7020B
SUMMER SEASON
Input & output of Summer
Season models at 20OC
Output kW
TECHNICAL SPECIFICATIONS
The 29 Range consists of two single phase models.
Their compact form is aesthetically pleasing and can be
placed discreetly in the pool area or sited in a plant room.
They are quiet, ecologically friendly and economic to run.
They come with titanium heat exchangers which are
compatible will all types of water treatment. These
models are elegant and simple to use. Just set the digital
thermostat to ensure fully automatic operation throughout
the summer season.
1 PHASE
PPT8ALY
PPT12ALY
PPT16ALY
PPT22ALY
PPT12BLY
PPT16BLY
PPT22BLY
AW3020BY
AW7020BY
3 PHASE
EXTENDED SEASON
Input & output of Extended
Season models at 10OC
PPT30BM
PPT45BM
PPT70BM
PPT90BM
PPT140BM
3 PHASE
SUMMER SEASON
Commercial Pro-Pac Range Input & output of Summer
Season models at 20OC
PPT30BMY
PPT45BMY
PPT70BMY
PPT90BMY
PPT140BMY
3 PHASE
EXTENDED SEASON
Commercial Pro-Pac Range Input & output of Extended
Season models at 10OC
The Pro-Pac Range are purpose designed for swimming
pool heating and can be installed outside or in a plant
room. They are highly efficient with a wound tube in
tube Titanium condenser and come with a rotary or
scroll compressor and water flow switch. They have a
remote thermostat control option and can be fitted with
a soft start should the installation require and are
produced in 8kW to 22kW sizes, in both single and
three phase models.
The Pro-Pac Commercial Range are specifically
designed to satisfy the needs of larger pools or those
with a high level of activity, such as the leisure industry.
Strong and reliable, the Pro-Pac Commercial Range
includes five models up to 120kW output and are
available in summer and reverse cycle all year round
models. Pro-Pac units are quiet and easy to use and
come with titanium heat exchangers, a flow switch,
digital thermostat and vertical ventilation as standard.
OUTDOOR HEAT PUMPS SIZING CHARTS
Pool surface area: Sq ft
Note: The sizing graphs shown on
this page assume the following UK
conditions:
300
400
500
600
700
800
900
1000
1100
1200
1300
1400
Graph A
31
88
30
86
Example; 512 sq ft pool surface area
and 82OF pool water temperature
requies model 829
29
84
28
82
27
Model 629 *
or PTT8
Model 829
or PPT12*
PPT16
PPT22
PPT45BM
(3 phase only)
80
26
78
25
Pool surface area refers to the
total water area (eg inclusive of
Roman ends / protruding steps /
deck-level drains).
* = 629 & 829 and PPT8
are 1 phase only
May - September Season
(approx 22-24 weeks)
PPT70BM
(3 phase only)
Pool water temperature OF
• Average depth of water
@1.3metres.
200
32
Pool water temperature OC
* The entire pool is constructed
in-ground
• Ground water level is below pool
construction.
• Floating heat retention cover is
used 20 hrs per day.
100
76
24
74
23
10
20
30
40
50
60
70
80
90
100
110
120
130
1200
1300
1400
140
Pool surface area: Sq.m
For sizing of equipment outside of
these design parameters please
consult the technical design team.
Pool surface area: Sq ft
100
200
300
400
500
600
700
800
900
1000
1100
32
84
28
82
27
PPT8Y
PPT12Y
PPT16Y
PPT22Y
PPT70BMY
(3 phase only)
PPT45BMY
(3 phase only)
80
April - October Season
(approx 30-32 weeks)
29
March - November Season
(approx 38-40 weeks)
86
Example; 50 sq.m pool surface area
and 28OC pool water temperature
requies model 1231Y
Pool water temperature OF
Roman End surface areas:
6’ = 1.31 sq.m
8’ = 2.33 sq.m
10’ = 3.65 sq.m
12’ = 5.25 sq.m
88
30
Pool water temperature OC
To convert from sq.m to
sq.ft divide by 0.0929.
Graph B
31
Pool water temperature OF
Conversion Factor
To convert from sq. ft to sq.m
multiply by 0.0929.
26
78
25
76
24
74
23
10
20
30
40
50
60
70
80
90
100
110
120
130
1300
1400
140
Pool surface area: Sq.m
Pool surface area: Sq ft
100
200
300
400
500
600
700
800
900
1000
1100
1200
32
31
PPT90
Graph C
Pool water temperature OC
30
88
86
29
84
28
82
27
PPT8Y
PPT12Y
PPT16Y
PPT22Y
PPT70BMY
(3 phase only)
PPT45BMY
(3 phase only)
80
26
78
25
76
24
74
23
10
20
30
40
50
60
70
80
Pool surface area: Sq.m
brings water to life
90
100
110
120
130
140