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TECHNICAL MANUAL
DEHUMIDIFIERS FOR RADIANT COOLING SYSTEMS WITH HEAT RECOVERY
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Declaration of conformity
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INDEX
1. INTRODUCTION.....................................................................................................................................................................................
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4.4 Inspection ..........................................................................................................................................................................
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1. INTRODUCTION
1.1 Preliminary information
1.2 Aim and content of the manual
1.3 How to store this manual
1.4 Manual Update
1.5 How to use this manual
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1.6 Potential Risks
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LOCATION OF
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POTENTIAL
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Rev. D 02-2021
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Manufacturer: PD322111
Contiene gas fluorurati ad effetto serra disciplinati dal protocollo di Kyoto
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Rev. D 02-2021
11
MTEC.4641.IT-B-1 Manuale uso e manutenzione serie GHE Italiano
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2.4 Procedures to be adopted in the event of accidental release of refrigerant
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2.5.1 Inhalation
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sphere.
2.5.2 Contact with skin
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2.5.3 Contact with eyes
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2.5.4 Ingestion
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2.6 First Aid Measures
2.6.1 Inhalation
2.6.2 Contact with skin
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Rev. D 02-2021
12
MTEC.4641.IT-B-1 Manuale uso e manutenzione serie GHE Italiano
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2.6.3 Contact with eyes
2.6.4 Ingestion
3. TECHNICAL CHARACTERISTICS
2.6.5 Further medical treatment
3.1 Unit description
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3.1.1 Frame
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3.1.2 Refrigerant Circuit
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3.1.3 Compressor
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3.1.4 Heat exchangers
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3.1.7 Water condenser
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3.1.8 Fans
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Rev. D 02-2021
13
MTEC.4641.IT-B-1 Manuale uso e manutenzione serie GHE Italiano
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3.1.11 Electrical panel
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control
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3.1.12 Control and Protection Devices
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3.2.1 Remote mechanical hygrostat (HYGR)
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3.5.1 Refrigerant circuit functioning principles:
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3.7 Technical Data
Models GHE
Refrigerant
8VHIXOGHKXPLGLÀFDWLRQFDSDFLW\(from the net hygroscopic content of the external air) (1)
Total cooling Power (from the net hygroscopic content of the external air) (1)
Recovered winter heating power (2)
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(IÀFLHQF\VXPPHUUHFRYHU\(1)
Power supply
Compressor absorbed power (1)
Supply fan absorbed power (min÷nom÷max)
Return fan absorbed power (min÷nom÷max)
Supply fan nominal useful prevalence(nom÷max)
Return fan nominal useful prevalence (nom÷max)
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Water pressure drop (nom.)
6XPPHUVXSSO\DLUÁRZ
2XWGRRUDLUÁRZ
:LQWHUVXSSO\DLUÁRZ
Nominal available static pressure
Refrigerant charge
Global warming potential (GWP)
Equivalent CO2charge
Sound Power Level (3)
Sound Pressure Level (4)
Weight

Rev. D 02-2021
19
88%
90%
92%
94%
96%
98%
80 90 100 110 120 130
72%
74%
76%
78%
80%
82%
84%
80 90 100 110 120 130
84%
86%
88%
90%
92%
94%
96%
100 150 200 250 300
70%
72%
74%
76%
78%
80%
82%
100 150 200 250 300
20,0
30,0
40,0
50,0
60,0
70,0
80,0
90,0
100,0
200 300 400 500 600
10,0
20,0
30,0
40,0
50,0
60,0
70,0
80,0
200 250 300 350 400
GHE 26
GHE 26
GHE 51
GHE 51
GHE 26 GHE 51
MTEC.4641.IT-B-1 Manuale uso e manutenzione serie GHE Italiano
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3.8 Hydraulic circuit pressure drops
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WINTER (Room conditions 20°C, 50% u.r. - Ambient conditions -5°C, 80% u.r.)
SUMMER (Room conditions 26°C, 60% u.r. - Ambient conditions 35°C, 50% u.r.)
Fresh air (m3/h)
Fresh air (m3/h)
Fresh air (m3/h)
Fresh air (m3/h)
Pressure drop (KPa) Pressure drop (KPa)
Water Flow (l/h) Water Flow (l/h)
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Rev. D 02-2021
20
0
20
40
60
80
100
120
140
160
240 245 250 255 260 265
1
2
3
4
5
6
7
0
20
40
60
80
100
120
140
160
60 70 80 90
11 1
222
33 3
444
55 5
666
77 7
100 110 120 130
134567
P3K 18W : 36W : 46W 51W :
134567
P3K : 11W 11W : : : :
P3K 11W 13W 15W 15W 17W 18W 18W
P3K 11W 13W 15W 19W : : 34W
GHE 26
GHE 26
MTEC.4641.IT-B-1 Manuale uso e manutenzione serie GHE Italiano
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3.10 Fans
GHE 26
GHE 26
Supply fan
Exhaust fan
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6XSSO\DLUÁRZP3/h)
Available static pressure (Pa)Available static pressure (Pa)
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