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(1) Man = Manual by selector switch or control panel
(2) Sound pressure level calculated at 1 m far from service side of casing, with ducted supply, exhaust, return and fresh air, at nominal conditions return-fresh air intake/service
side, at nominal conditions.
(3) Outside air at -5° 80% RH; room air at 20°C 50% RH
(4) Outside air at 32° 50% RH; room air at 26°C 50% RH
(5) Refeer to EU 1253/2014 regulation: at nominal pressure; air conditions refer to EN 308 standard
(6) Air inlet condition: 13°C DB, RH 40% (11°C DB, RH 45%); condensing temp. 40°C
(7) Air inlet condition: 28,5°C DB, RH 50%; evaporating temp. 7°C
4.3 UNIT TECHNICAL DATA
4 - TECHNICAL SPECIFICATIONS
Model
Geometry 2522 2522 2522
Rows 333
Circuits number (AHU kit) 111
Ø in (liq) SAE-FLARE (3/8”) (ø 9,52 mm) (3/8”) (ø 9,52 mm) (3/8”) (ø 9,52 mm)
Ø out (gas) SAE-FLARE (5/8”) (ø 15,88 mm) (5/8”) (ø 15,88 mm) (5/8”) (ø 15,88 mm)
Volume [ltr] 1.8 2.2 2.9
Features DX coil
pag. 8
MODEL 1500DX1 2300DX1 3100DX1
Nominal air flow m3/h 1500 2300 3100
Nominal external static pressure Pa 190 210 190
Maximum external static pressure Pa 520 425 370
Electrical power supply V/ph/Hz 230 / 1 / 50-60
Total full load power input kW 2.12 2.12 2.35
Total full load amperage A9.0 9.0 10.0
WORKING LIMITS
Outdoor temperature - humidity working limits °C / % -5 … +45 °C / 5 … 95%
Outdoor temperature - humidity working limits with PRE-DX option °C / % -15 … +45 °C / 5 … 95%
Indoor temperature - humidity working limits °C / % +10 … +35 °C / 10 … 90%
FANS
Motor typology EC EC EC
Number of speeds (1) 333
Fan control (1) Man Man Man
Total nominal power input kW 0.62 1.31 1.50
Total nominal load amperage A2.7 5.6 6.4
Static efficiency of fans % 53.20% 55.90% 59.80%
HEAT EXCHANGER
Winter thermal effic. (3) % 73.0% 73.2% 71.4%
Winter enthalpy effic. (3) % 62.5% 62.7% 55.5%
Total heating recovery capacity (3) kW 9.03 13.88 18.25
Supply air temperature (3) °C 13.3 13.3 12.9
Summer thermal effic. (4) % 60.1% 60.2% 57.4%
Summer enthalpy effic. (4) % 58.3% 58.5% 52.5%
Total cooling recovery capacity (4) kW 1.81 2.79 3.58
Supply air temperature (4) °C 28.4 28.4 28.6
Dry thermal efficiency (5) %73.1% 73.2% 73.0%
Sound pressure level (LpA) (2) dB(A) 53 59 58
DX COIL
Heating capacity (6) kW 8,6 (9,3) 12,2 (13,2) 17,1 (18,5)
Approximate supply air temperature °C 30,0 (29,5) 29,0 (28,0) 29 (28,2)
Approximate supply air humidity %14 (14) 15 (15) 15 (15)
Total cooling capacity (7) kW 9.90 14.20 19.30
Sensible cooling capacity kW 6.70 9.90 13.40
Approximate supply air temperature °C 15.1 15.7 15.6
Approximate supply air humidity %91 90 90
1500DX1 2300DX1 3100DX1
1500DX1 2300DX1 3100DX1
1500DX1 2300DX1 3100DX1
1500DX1 2300DX1 3100DX1
1500DX1 2300DX1 3100DX1
8


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