1. Close Control Units

2. Close Control Units
Amico

3. Amico Range

4. Amico Range CW units nominal cooling power:DX CW
LEONARDO MAX
LEONARDO
AMICO 5 10 20 30 40 50 60 70 80 90
100
110
120
130
140
150
160
CW units nominal cooling power:
room conditions 24°C / 50% RH
chilled water temp. 7/12 °C
DX units nominal cooling power:
room conditions 24°C / 50% RH
refrigerant R407C
condensing temp. 48°C (air-cooled)
water temp. in/out 26/31°C (water- cooled)
CW: chilled water units
DX : direct expansion units

5. upper or frontal suction
Air flow configuration
Up-flow with
rear or bottom suction
Down-flow with
upper or frontal suction
Up-flow 2

6. Up-flow with rear or bottom suction
Airflow configuration normally used when the CCU is installed outside the conditioned room. 2

7. Up-flow with rear suction5

8. Up-flow with bottom suction6

9. Full front access
Every component can be replaced directly from the front. 6

10. Compactness Small depth (450 mm) *minimum space for maintenance
With fresh air filter connection 1

11. Frame and panels Frontal and Rear panel painted with RAL7037
epoxy-polyester paint
All panel lined with dust and fibre free self-extinguishing thermoacustic isolation
Double front panels to allow the access inside the unit also during its functioning.

12. Cooling coil 4 rows copper tubes expanded into aluminium fins
located upstream of the fan(s)
mounted on stainless steel tray with flexible condensate drain hose 4

13. Electrical panel housed in a compartment isolated from air flow
easy access
quickly control replacement

14. Fan section centrifugal double inlet fan forward curved blades
direct driven
galvanised steel
manual adjustable air flow rate according to environmental factors
low airflow alarm differential pressure switch
N.B.: minimum speed set automatically during the dehumidification cycle
as an option: High head pressure fans for ducted applications (up to 150Pa)

15. Fresh Air Filter (option)
Filter section
upstream the heat exchanger
front-extractable
metal frame
dirty filter pressure switch
EU2 efficiency filter as standard
EU4 efficiency filter as option
Fresh Air Filter (option)
600

16. Direct expansion Air-cooled Water-cooled Upflow / Downflow
Scroll compressor
Centrifugal fan(s)
R407C (R22 on request)
Versions:
cooling only: C
cooling and electrical heating: T
cooling and humidification: D
cooling, electrical heating and humidification: H
S*A
S*W
SUA-SUW / SDW-SDW

17. Direct expansion Refrigerant circuit scroll compressor liquid receiver
filter dryer
liquid sight glass
thermostatic expansion valve
high (manual reset) and low pressure switches

18. Electronic Expansion Valve
EEV managed and optimized by on-board microprocessor is available as an option on DX units. This component, together with temperature and pressure sensors, allow the monitoring of all functional parameters of the cycle and their optimization in terms of maximum energy saving.
Optimize the overheating
Operate at lower condensation temperature respect to those permitted by normal thermostatic valves and thus increase unit COP
Regulate the operative temperature with high accuracy

19. Direct expansion Refrigerant circuit Air cooled Water cooled
external condenser
stainless steel
brazed plate type condenser 4

20. Chilled water downflow upflow 3 way modulating valve (2 way as option)
centrifugal fan(s)
Versions:
cooling only: C
cooling and electrical heating: T
cooling and humidification: D
cooling, electrical heating and humidification: H
SDC
SUC

21. Electrical reheat aluminium fins elements
safety thermostat with manual resetting to prevent overheating (alarm event)
capacity up to 6 kW (according to the model) in one stage as standard
enhanced capacity in three stages on request
HOT WATER REHEAT (*)
HOT GAS REHEAT (*)
2 way modulating valve
energy saving
1 row coil with copper tube and aluminium fins
downstream the cooling coil
(*) available also in addition with standard electric reheat

22. Electrode boiler humidifier
variable steam production
automatic water salinity monitoring
nominal steam output:
2÷3 kg/h (according to the model)

23. Optional accessories Height adjustable baseframe Recommended:1 C X
X = 200 ÷
600 mm
The
seal
goes in this gap
Mounting frame
Raised
floor
Downflow
unit
Optional accessories
Height adjustable baseframe
Recommended:
to enable installation of the unit before the raised floor is installed
to absorbe noise and vibrations
to facilitate the connection of pipes and cables 7

24. Optional accessories
FLOOR STAND FOR PIPING

25. Suction plenum (SD* units)
Optional accessories
Suction plenum (SD* units)

26. Discharge plenum (SU* units)
Optional accessories
Discharge plenum (SU* units)

27. Front discharge plenum (SU* units)
Optional accessories
Front discharge plenum (SU* units) D mm
SUC 0200…0600
SU.A-W-G 0151…0601
350

28. Front air discharge base module (SD* units)
Optional accessories
Washer D.6x18
Toothed
washer D.6
Self-adhesive
gasket
Grille
Screw TC 4x19
Screw TE M6x16
Front air discharge base module (SD* units) D mm
SDC 0200…0600
SD.A-W-G 0151…0601 D
350

29. Close Control Units
Amico

31. Precision & Reliability
Constant Temperature & Humidity
Total Reliability
Active & Passive safety

32. Energy Efficiency Scroll Compressors
Backward Curved Fan with Asynchronous motor (traditional)
Backward Curved Fan with technology EC ( brushless)
Electronic Expansion Valve integrated with Uniflair control

33. Energy Efficiency
Energy Saving versions, to exploit for the most possible time the ability to provide Free Cooling energy
Versions with Tandem compressors to increase units efficiency at partial loads
Optimisation of Air Flow configuration of the units to reduce pressure drop

34. Energy Efficiency
SHR close to 1 and Net Sensible Capacity are distinctive parameters of Leonardo Evolution in comparison with our competitors.
Sensible Heat Ratio
The primary objective of Precision Air Conditioning must be to dissipate the real heat load in the space. Any unwanted latent cooling (dehumidification) provides no useful service to the equipment being cooled and is a considerable waste of energy.

35. Energy Efficiency
SHR close to 1 and Net Sensible Capacity are distinctive parameters of Leonardo Evolution in comparison with our competitors.
Net Sensible Capacity
Leonardo Evolution has been developed to optimise the real contributions to the equipment cooling capacity, that is represented by Net Sensible Capacity, getting as Sensible Capacity – fan power absorption.

36. Versatile Configurations
Leonardo Evolution secure an highly configurations versatility:
Two different fan configurations with backward curved fan, with standard or EC technology
A range of filter types and grades
Different acoustic linings for the panels
Versions available with one or two independent refrigerant circuits
Service clearance cut to the minimum
Frontal access for all components

37. Versatile Configurations
Air Flow Configurations – Upflow Units

38. Versatile Configurations
Air Flow Configurations – Downflow Units

39. Frame 3: 1010 x 750 x 1960(h) mm Frame 4: 1310 x 865 x 1960(h) mm
Compact Dimensions
Leonardo Evolution is developed in 4 Frames
Frame 3: 1010 x 750 x 1960(h) mm
Frame 4: 1310 x 865 x 1960(h) mm

40. Compact Dimensions
Frame 5: 1720 x 865 x 1960(h) mm
Frame 6: 2170 x 865 x 1960(h) mm

41. Precision Air Conditioning
70 – 110 kW (Direct Expansion)
90 – 165 kW (Chilled Water)

42. Leonardo Max – Range Extension
Leonardo Max is developed to extend and apply to the higher part of Uniflair Precision air conditioning range the top class standard features of Leonardo.

43. Leonardo Max – Targets Extend Leonardo range standard features
Compatibility with High Density Cooling Solutions
High energy efficiency in each running condition
Compact Dimensions
Innovative Solutions
Maximum Quality
Maximum reliability
Minimum maintenance

44. Energy Efficiency Scroll Compressors in tandem configuration
Backward Curved Fan with Asynchronous motor (traditional)
Backward Curved Fan with EC technology
Electronic Expansion Valve integrated with Uniflair control
R410A refrigerant available as an option on T*A* models

45. Versatile Configurations
Leonardo Max secure an highly configurations versatility:
Two different configurations of backward curved fan, with standard or EC technology
A wide range of filter types and grades
Different acoustic linings for the panels
Versions available with one or two compressors each refrigerant circuit
Service clearance cut to the minimum
Frontal access for all components

46. Versatile Configurations

47. Leonardo Max – Chilled Water Range

48. Compact Dimensions – Chilled Water
TDC*-TUC*2700:
2170 x 865 x 1960(h) mm
TDC*-TUC* :
2580 x 865 x 1960(h) mm
TDC*-4300 High Efficiency:
2580 x 865 x 2170(h) mm

49. Leonardo Max – Chilled Water
Backward Curved Fan with Asynchronous motor or by Electronic Commutation
Possibility of fan speed adjustment depending on External Static Pressure demand and air flow
Orifice Plate for balancing of By-pass.
Possibility of regulation based on discharge temperature
Possibility of interface with AFPS system
Focus on high SHR and NET sensible Cooling Capacity

50. Leonardo Max – Direct Expansion Range

51. Compact Dimensions – Direct Expansion
All TD** models:
2580 x 865 x 2175(h) mm
All TU** models:
2580 x 865 x 1960(h) mm

52. Leonardo Max – Direct Expansion
All models available in Upflow and Downflow configuration
R410A refrigerant optionally available on all T*A* models
All models (**42) available with Tandem compressors
Electronic Expansion Valve as a standard operated by microprocessor

53. Leonardo Max – Direct Expansion
Backward Curved Fan with Asynchronous motor or by Electronic Commutation
Possibility of fan speed adjustment depending on External Static Pressure demand and air flow
Airflow pattern engineered in order to maximize performances and reduce pressure drops
All Energy Saving, Twin Cool and Water Cooled units equipped as a standard with Tandem compressors

55. Compact Dimensions Special attention has paid to: dimensions
Handlings & logistic
installation
Accessibility for maintenance
Leonardo as result is:
Compact
Completely full frontal accessible for Maintenance
Low weight
Quick and simple to install, and easy to manoeuvre even in confined spaces
Easy to access for maintenance

56. Intelligence at heart – UG40
Uniflair has always dedicated particular attention to equipping its units with sophisticated controls and management software,conceived, developed,
implemented and tested by UNIFLAIR itself.
The control system allows an absolute reliability, a complete flexibility with elevated performances

57. Intelligence at heart – UG40
Monitoring of all components
Possibility to memorize the last 100 events of alarm
input in emergency situations
Twin-Cool units: Facility of commutation from CW to DX through: digital imput or regulation from supervision
Display of Tev and Pev, overheating, compressor

58. Intelligence at heart – UG40
Integral management of the EEV
Optimisation of the energetic saving
Ensure constant air flow in the phase of dehumidification
Absolute operating stability
Integrated LAN as standard
Possibility to input a double set-point
2 outputs of flexible configurable alarms
Automatic or manual resetting of alarms

59. Connectivity – Uniflair Supervision
Uniflair propose the remote control of entire installations in a central point by a connection to the centralized supervision systems.

60. Connectivity
Uniflair units have been designed and developed to interact with all the most widely used Building Management Systems, exchanging data via the most common communication protocols through serial connections, Local Area Networks, Ethernet or modem links.

61. Connectivity Main distinguished elements are:
Integrated MODBUS protocol (with serial card RS 485)
Compatibility with TREND standard
Wide connectivity to the most common communication protocols
PROTOCOLS
Modbus
BACnet
LON
Metasys
Trend
SNMP (TCP/IP)

62. Outstanding Performance
Uniflair’s commitment to 5% of annual turnover in R&D has resulted in 2000 m2 of research and testing facilities.
The center has three climatic rooms and a laboratory for access floors

63. Close Control Units
Energy Saving Solutions

64. Energy Saving – Innovative Solutions
Leonardo Max presents an High ratio between Net Sensible Capacity and Fan Motor Heat Gains.
Leonardo Maximize the Energy Saving implementing innovative solutions:
Electronic Expansion Valve (EEV)
EC Fans (Electronic Commutation)
Free Cooling
Tandem Compressors
R410A

65. Energy Saving – Innovative Solutions
Leonardo Max presents an High ratio between Net Sensible Capacity and Fan Motor Heat Gains.
Leonardo Maximize the Energy Saving implementing innovative solutions:
Electronic Expansion Valve (EEV)
EC Fans (Electronic Commutation)
Free Cooling
Tandem Compressors
R410A

66. Innovative Solutions
Leonardo Innovative Solutions can be a strong sales tool.
Key point of the success:
Electronic Expansion Valve (EEV)
Intelligent Dehumidification
EC Fans (Electronic Commutation)
Tandem Compressors
Supervisioning System Integration
Custom made engineering

67. Electronic Expansion Valve
Leonardo Max presents as standard electronic expansion valve managed and optimized by on-board microprocessor. That allow the monitoring of all functional parameters of the cycle and their optimization in terms of maximum energy saving. This item permit to:
Optimize the overheating
Operate at lower condensation temperature respect to those permitted by normal thermostatic valves and thus increase unit COP
Regulate the operative temperature with high accuracy
Perform dehumidification keeping constant air flow

68. Electronic Expansion Valve
Possibility to control superheating in a stable way in all running conditions, avoiding sudden variations typical of electromechanical thermostatic valves, due to a dedicated regulation.

69. Electronic Expansion Valve
Under the control of UNIFLAIR Control System, the electronic expansion valve provides accurate control in order to ensure an increase in the COP at low external temperatures, because it enables the unit to operate at a condensing temperature much lower than 38°C dew point, making the most of compressor working range.

70. Electronic Expansion Valve
One important characteristic of Leonardo Max is that the dehumidification is achieved without a reduction in the airflow rate.
Direct expansion Leonardo units use an innovative system of dehumidification by means of the electronic expansion valve and Uniflair’s exclusive control software

71. Electronic Expansion Valve

72. Electronic Commutation Fans
Brushless electronically commutated fans implemented on Leonardo Max give great benefits in terms of:
Very high reliability (brushless)
High performance with low noise
Starting current lower than nominal current
Continuous fan speed regulation from the microprocessor

73. EC - Electronically Commutated fans
Lower absorbed power respect to asynchronous motor, by 15% at full load and 45% as average, in a Uniflair CW unit.
-34%
-38%
-63%
-46%
-44%
0,0
1,0
2,0
3,0
4,0
5,0
6,0
1000
1200
1700
2000
2500
Absorbed power [kW]
-100%
-90%
-80%
-70%
-60%
-50%
-40%
-30%
-20%
-10% 0%
BCF EC-fans
BCF fans
delta %

74. EC - Electronically Commutated fans
Lower absorbed power respect to asynchronous motor, by 15% at full load and 60% as average, in a Uniflair DX unit.
-64%
-73%
-44%
-36%
0,5 1
1,5 2
2,5 3
3,5 4
4,5 5
721
722
921
922
1021
1022
1121
1122
1321
1322
1422
1622
1822
Absorbed power [kW]
-100%
-90%
-80%
-70%
-60%
-50%
-40%
-30%
-20%
-10% 0%
BCF EC-fans
BCF fans
delta %

75. Electronic Commutation Fans
Lower absorbed power respect to asynchronous motor, in a Leonardo Max Chilled Water unit.

76. Electronic Commutation Fans
Lower absorbed power respect to asynchronous motor, in a Leonardo Max Direct Expansion unit.

77. Tandem
Heat load can be extremely variable during working day and during one year

78. Tandem
Units with **42 suffix are provided with 2 compressors in parallel in the same refrigerant circuit and are supposed to be used during part-load.

79. Tandem
During part-load running, these versions increase their COP because exchange coils are dimensioned for full load power.

80. Energy Saving
Leonardo Max offers the possibility to select units with indirect Free Cooling system, this giving the advantage to achieve a great running cost reduction, at the same time keeping separated the internal environmental from the external, so it is able to continue to guarantee stable humidity and air quality in the space.

81. Free Cooling
Total energy cost of Energy Saving unit
Energy saving compared to unit without Energy Saving
Leonardo Evolution offers the possibility to select units with indirect Free Cooling system, this giving the advantage to achieve a great running cost reduction, at the same time keeping separated the internal environmental from the external, so it is able to continue to guarantee stable humidity and air quality in the space.

82. Free Cooling – Energy saving
Total energy cost of Energy Saving unit
Energy saving compared to unit without Energy Saving

83. Energy Saving
Leonardo Max offers the possibility to select units with indirect Free Cooling system, this giving the advantage to achieve a great running cost reduction granting a small period of pay back.

84. Energy Saving

85. (DX e CW ranks interconnected)
Interlaced Coils
Interlaced Coils
(DX e CW ranks interconnected)
Sequence coils
(competitors)
bigger exchange surface (both on CW and DX side)
increase of Tev in DX mode
compact dimensions
less pressure drop air side

86. Section of Interlaced Coil
Interlaced Coils
Interlaced coil is used as standard on units TC & ES
Chilled water section
Direct expansion section
Section of Interlaced Coil

87. Close Control Units