2VV ALFA 95 II horizontal Manual de usuario
ver.5 05-05-20
ALFA 95 II
EN
Installation
and operation
Manual
horizontal
23
2 VV. Creating innovative solutions for you and your business since 1995.
ver.5 05-05-20
CONTENT
1. BEFORE YOU START 3
2. UNPACKING 4
3. MAIN COMPONENTS 5
4. DIMENSIONS 6
5. TECHNICAL PARAMETERS 8
6. INSTALLATION 10
6.1 SELECT UNIT LOCATION 10
6.2 CONNECTING AIR INLETS 13
6.2 CONNECTING MECHANICAL ACCESSORIES 14
6.3 CONNECTING ELECTRICAL ACCESSORIES 15
6.4 CONNECTING CONDENSATE OUTLET 23
7. COMMISSIONING 26
8. MAINTENANCE 27
8.1 FILTER REPLACEMENT 27
8.2 CLEANING INTERVALS 27
9. REMOVING FAULTS 28
10. SERVICE 33
10.1 IF THE FAULT PERSISTS 33
10.2. PUTTING THE UNIT OUT OF OPERATION - DISPOSAL 33
11. ACCESSORIES 33
12. WIRING DIAGRAM 34
13. CONCLUSION 43
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2 VV. Creating innovative solutions for you and your business since 1995.
ver.5 05-05-20
1. BEFORE YOU START
This manual includes the following symbols that will help you with orientation in the text.
Symbol Meaning
ATTENTION! Warning or notication
READ CAREFULLY! Important instructions
YOU WILL NEED Advices and practical information
TECHNICAL DATA Detail technical information
Link to another part of the user
guide
Before connecting the unit, please read carefully the Safe Operation of the Ventilation Unit
guide where you can nd instructions for correct and safe operation of the product.
This manual includes important instructions for safe connection of the ventilation unit. Before connecting
the unit, please read carefully and follow all the instructions bellow! The manufacturer reserves the right
to make changes, including changes in the technical documentation, without previous notication. Please
keep this manual for further references. Consider this manual a permanent part of the product.
EC DECLARATION OF CONFORMITY
The product was designed, manufactured, and placed on the market, it complies with all relevant provisions
and requirements of the European Parliament and the Council, including amendments, which it was classi-
ed under. The product is safe under normal conditions of installation and use. The conditions are dened
in the Operating instructions. The product´s safety evaluation was based on the harmonized European
standards listed in the relevant EC declaration of conformity.
The current full version of the EC Declaration of conformity is available at www.2vv.cz
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2 VV. Creating innovative solutions for you and your business since 1995.
ver.5 05-05-20
2.2 UNPACK THE UNIT
READ CAREFULLY!
● Iftheventilationunitwasexposedtotempera-
tureslowerthan0°Cduringtransport,keepit
unpackedforatleast2hoursatroomtempera-
turebeforeconnectingit.Thisensuresthatthe-
reisnodifferencebetweentemperaturesinside
andoutsidetheunit.
This product must be disposed of in accordance with
local laws and regulations.
The product contains batteries and therefore it must be
recycled or disposed of separately from the household
waste. When the battery or the product reaches the end
of its service life, contact your dealer or local authorities
and ask about recycling options. The separate collection
and recycling of your product and its battery will help to
preserve natural resources and ensure that the product
will be recycled in a manner that protects human health
and the environment.
ALFA 95 II
2. UNPACKING
2.1 CHECK THE SUPPLY
READ CAREFULLY!
• Upon delivery, check the product packaging
forpossibledamage.Ifthepackagingisda-
maged,notifythecarrier. Iftheclaimisnot
madeinduetime,anyclaimsthereaftercan-
notbeconsidered.
• CheckwhethertheproductTypeecorresponds
toyourorder.IftheproductTypeedoesnot
correspond,donotunpackitandcontactthe
supplierimmediately.
• After unpacking the unit, check its condition
andconditionofallitscomponents.Incaseof
doubtcontactthesupplier.
• Neveruseadamagedunit.
• Iftheunitisnotunpackedimmediatelyafter
itsreceipt,itmustbestoredinadryplaceat
temperaturesfrom+5°Cto+35°C.
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2 VV. Creating innovative solutions for you and your business since 1995.
ver.5 05-05-20
3. MAIN COMPONENTS
Size 800 / 1500 / 2500 / 3500 / 4500 / 5500
Regulation
Fan
Main
Switch
Condensate outlet
Access for lter
maintenance
Filter
Filter
To connect use CAT5 UTP cable.
CABLE NOT INCLUDED
External temperature sensor
Shielded cable max. 50 m with a cross. 0.5 mm
CABLE NOT INCLUDED
Water overow sensor. Contact On/OFF.
Cable length 3 m
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2 VV. Creating innovative solutions for you and your business since 1995.
ver.5 05-05-20
Size 800 ~ 3500
4. DIMENSIONS
Type A B C D1 D2 E1 E2 X Y
HR95-080
1540 1120 410 224 324 200 300 1300 890
HR95-150
1830 1560 450 274 524 250 500 1600 1330
HR95-250
1880 2140 540 324 624 300 600 1900 1650
HR95-350
2045 2340 700 424 724 400 700 1900 1850
All dimensions are in mm
X
Y
40
200
A
203
C
E1
D1
G2
E2
D2
F2 F1
G1
B1
B
TYPE
A B
B1
C
D1 D2
E1 E2
F1 F2
G1 G2 X Y
800 1540 1100 1060 410 224 324 200 300 85 275 405 72 1300 890
1500 1830 1540 1500 450 274 524 250 500 86 319 601 62 1600 1330
2500 2140 1855 1815 540 324 624 300 600 82 368 770 62 1900 1650
3500 2340 2020 1980 700 424 724 400 700 82 351 852 87 1900 1850
bottom view
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2 VV. Creating innovative solutions for you and your business since 1995.
ver.5 05-05-20
Side view 1 (regulation)
Side view 2 (intake / exhaust)
X
Y
40
200
A
203
C
E1
D1
G2
E2
D2
F2 F1
G1
B1
B
TYPE
A B
B1
C
D1 D2
E1 E2
F1 F2
G1 G2 X Y
800 1540 1100 1060 410 224 324 200 300 85 275 405 72 1300 890
1500 1830 1540 1500 450 274 524 250 500 86 319 601 62 1600 1330
2500 2140 1855 1815 540 324 624 300 600 82 368 770 62 1900 1650
3500 2340 2020 1980 700 424 724 400 700 82 351 852 87 1900 1850
X
Y
40
200
A
203
C
E1
D1
G2
E2
D2
F2 F1
G1
B1
B
TYPE
A B
B1
C
D1 D2
E1 E2
F1 F2
G1 G2 X Y
800 1540 1100 1060 410 224 324 200 300 85 275 405 72 1300 890
1500 1830 1540 1500 450 274 524 250 500 86 319 601 62 1600 1330
2500 2140 1855 1815 540 324 624 300 600 82 368 770 62 1900 1650
3500 2340 2020 1980 700 424 724 400 700 82 351 852 87 1900 1850
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2 VV. Creating innovative solutions for you and your business since 1995.
ver.5 05-05-20
5. TECHNICAL PARAMETERS
Ventilator parameters (for 1 ventilator)
Type Number of
phases
Voltage
[V]
Frequency
[Hz]
Power consumption
[W]
Current
[A]
Operating
temperature
min.
[°C]
Operating
temperature
max.
[°C]
HR95-080EC-..-....
1 230 50 200 1,4 -25 60
HR95-150EC-..-....
1 230 50 500 3,1 -25 40
HR95-250EC-..-....
1 230 50 500 3,1 -25 60
HR95-350EC-..-....
3 400 50 1000 1,7 -25 50
Electric preheater parameters
Type Number of
phases
Voltage
[V]
Frequency
[Hz]
Power consumption
[W]
Current
[A]
HR95-080..-..-..E.
1 230 50 2700 11,8
HR95-150..-..-..E.
3 400 50 5300 13,3
HR95-250..-..-..E.
3 400 50 8300 12,1
HR95-350..-..-..E.
3 400 50 11700 16,9
Electric reheater parameters
Type Number of
phases
Voltage
[V]
Frequency
[Hz]
Power consumption
[W]
Current
[A]
HR95-080..-..-...E
1 230 50 1800 8,8
HR95-150..-..-...E
1 230 50 3700 18
HR95-250..-..-...E
3 400 50 5800 13,5
HR95-350..-..-...E
3 400 50 8300 19,5
Hot-water reheater parameters
Type Air ow
[m³/h]
Power
(W)*
Pressure
drop in the
water ow
[kPa]
Pressure
drop in the
air ow
[Pa]
connection
cross-section
HR95-080..-..-...W
800 6300 20 20,8 1/2“
HR95-150..-..-...W
1500 12100 58,3 28,4 1/2“
HR95-250..-..-...W
2250 20300 27,8 27 1/2“
HR95-350..-..-...W
3500 29800 32,7 18,6 1/2“
* for water 90/70 and the inlet temperature = +15 °C
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2 VV. Creating innovative solutions for you and your business since 1995.
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CO exchanger parameters (Heating mode)
Type
Connection
cross-section
[„]
Pressure
drop in the
air ow
[Pa]
Pressure
drop in the
water ow
[kPa]
Power
[W]
Air ow
[m3/h]
Media ow
[m3/h]
Temperature
after exiting the
heat exchanger
[°C]
HR95-080EC-..-...C
3/4 75 2,0 6600 800 0,29 39,2
HR95-150EC-..-...C
3/4 76 0,8 10240 1500 0,45 35
HR95-250EC-..-...C
1 83 1,5 19770 2500 0,86 38,2
HR95-350EC-..-...C
1 1/2 62 1,3 29400 3500 1,28 39,7
For water 60/40 and the inlet temperature = +15 °C
CO exchanger parameters (Cooling mode)
Type
Connection
cross-section
[„]
Pressure
drop in the
air ow
[Pa]
Pressure
drop in the
water ow
[kPa]
Power
[kW]
Air ow
[m3/h]
Media ow
[m3/h]
Temperature
after exiting the
heat exchanger
[°C]
HR95-080EC-..-...C
3/4 84 18,5 5,22 800 0,9 15
HR95-150EC-..-...C
3/4 86 7,5 7,92 1500 1,36 16,7
HR95-250EC-..-...C
1 93 13,2 15,46 2500 2,65 15,4
HR95-350EC-..-...C
1 1/2 69 12,0 23,12 3500 3,97 14,8
For water 7/12 and the inlet temperature = +25 °C
Direct evaporator (Cooling mode)
Type Air ow
[m3/h]
Power
[W]
Temperature
after exiting the
heat exchanger
[°C]
Humidity after
exiting the heat
exchanger
[%]
Coolant pressure
loss
[kPa]
Pressure
drop in the
air ow
[Pa]
Connection
cross-section
gas (liquid)
[„]
HR95-080EC-..-...D
800 5410 15,1 89,9 16,4 66 5/8 (1/2)
HR95-150EC-..-...D
1500 10120 15,2 89,5 33,0 77 7/8 (5/8)
HR95-250EC-..-...D
2500 17190 15 89,6 45,1 72 1 1/8 (5/8)
HR95-350EC-..-...D
3500 25530 14,5 90,3 48,4 53 1 3/8 (1 1/8)
Data applies for the inlet temperature = +25°C, 70% RH and the evaporation temperature +5°C, coolant R410A
10 11
2 VV. Creating innovative solutions for you and your business since 1995.
ver.5 05-05-20
The unit is not designed for air containing am-
mable or explosive mixtures, chemical vapours,
heavy dust, soot, grease, toxins, pathogenic or-
ganism, etc.
The electric protection index of units is IP 43 (de-
signed for outdoor environments).
6.1-1 Access distances needed
for servicing the unit
6. INSTALLATION
6.1 SELECT UNIT LOCATION
TECHNICAL DATA
• Theunitintendedforoutdoorinstallationonly
maybeinstalledintheoutdoorunprotected
environmentwiththetemperature-20°Cto
+60°C
*The air-ow temperature inside the unit should
range from -20°C to +60°C, the maximum humi-
dity is 90%.
Type b
1000
1000
1000
1200
a
1000
1000
1000
1000
c
100
100
100
100
All dimensions in the table are in mm
HR95-080..-..-....
HR95-150..-..-....
HR95-250..-..-....
HR95-350..-..-....
60
a
c
c
b
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