Supply air
Return air
Air
conditioner
Air
conditioner
Dry bulb temperature (ºC)
Absolute humidity (g/kg'(DA))
Relative humidity (%)
Enthalpy (kJ/kg(DA))
Total energy recovery (kW)
Outdoor air load (kW)
Outdoor air load ratio (%)
Lossnay
28
13.3
56
62.1
7.5
3.1
29
33
20.1
63
84.6
0
10.6
100
Conventional
ventilator
Dry bulb temperature
Absolute humidity
Relative humidity
Enthalpy
Dry bulb temperature
Absolute humidity
Relative humidity
Enthalpy
Outdoor air
Exhaust air
Supply air
Return air
Dry bulb temperature (ºC)
Absolute humidity (g/kg'(DA))
Relative humidity (%)
Enthalpy (kJ/kg(DA))
Total energy recovery (kW)
Outdoor air load (kW)
Outdoor air load ratio (%)
Lossnay
16
5.2
46
29.2
8.2
3.1
28
Conventional
ventilator
0
1.9
50
4.7
0
11.3
100
Dry bulb temperature
Absolute humidity
Relative humidity
Enthalpy
Outdoor air
Exhaust air
Dry bulb temperature
Absolute humidity
Relative humidity
Enthalpy
0ºC
1.9g/kg'(DA)
50%
4.7kJ/kg(DA)
20ºC
7.3g/kg'(DA)
50%
38.5kJ/kg(DA)
33ºC
20.1g/kg'(DA)
63%
84.6kJ/kg(DA)
26ºC
10.5g/kg'(DA)
50%
52.9kJ/kg(DA)
Air similar to the conditions of heated (humidified)
indoor air is supplied.
In summer
In winter
Air similar to the conditions of cooled (dehumidified)
indoor air is supplied.
Inside
Outside
Exhaust air outlet (EA)
Outdoor air intake (OA)
Return air (RA)
Supply air (SA)
Lossnay is a total heat exchange ventilation system that uses paper
characteristics to perform temperature (sensible heat) and humidity
(latent heat) exchange.
EA
OA
SA
RA
The concept of sensible heat and latent heat exchange
using a Lossnay core
Indoor Air Quality Inside a Building is Optimized Through
Temperature and Humidity Exchange by Lossnay
What can be Improved by Introducing Lossnay?
Indoor supply air
temperature (ºC)
Indoor
temperature (ºC)
Outdoor
temperature (ºC)
_
× Temp. recovery
efficiency (%)
Outdoor
temperature (ºC)
+
Calculation example: 16ºC = (20ºC _ 0ºC) × 80% + 0ºC
=
Indoor supply air
temperature (ºC)
Outdoor
temperature (ºC)
Indoor
temperature (ºC)
Outdoor
temperature (ºC)
_
_
× Temp. recovery
efficiency (%)
Calculation example: 28ºC = 33ºC _ (33ºC _ 26ºC) × 71.5%
=
*The above applies to LGH-100RVX (fan speed 4).
*The above applies to LGH-100RVX (fan speed 4).
• Ventilation with maximized comfort
Lossnay ventilation systems are renowned
industry-wide for their efficiency.
They offer environmentally friendly energy
recovery and humidity control, and enable
air-conditioning systems to simultaneously
provide optimum room comfort and energy
savings.
Unit type
Airflow
Model
150
CMH
250
CMH
350
CMH
500
CMH
650
CMH
800
CMH
1000
CMH
1500
CMH
2000
CMH
2500
CMH
Lossnay Unit
LGH-RVX Series
LGH-RVXT Series
GUF Series
Function
(Communicating Mode)
Fan speed selection
Ventilation mode selection
Night-purge setting
(time and fan speed)
Function setting from RC
Bypass temp. free setting
Heater-On temp. free setting
Fan power change after installation
ON/OFF timer
Auto-OFF timer
Weekly timer
Operation restrictions
(ON/OFF, ventilation mode, fan speed)
Operation restrictions
(fan speed skip setting)
Screen contrast adjustment
Language selection
Initializing
Filter cleaning sign
Lossnay core cleaning sign
Error indication
Error history
PZ-61DR-E
LGH-RVX/RVXT
4 fan speeds
Energy recovery / Bypass / Auto
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes (8 languages) *
Yes
Yes
Yes
Yes
Yes
120
120
19
Unit (mm)
• Lossnay lineup
• Remote controller
LGH-RVX Series
A commercially oriented system that
can be used to deliver high performance
and functions virtually anywhere.
LGH-RVXT Series
Thin, large airflow models of the
LGH Series that deliver high
performance and functions.
GUF Series
Heat recovery units with a heating and
cooling system that uses the CITY
MULTI outdoor unit as a heat source.
* The 8 languages are English, German, French, Spanish, Italian, Portuguese, Russian and Swedish.
183
LGH-RVX/RVXT Series / GUF Series
VRF
Y-Series
VRF
Lineup
VRF
R2-Series
VRF
Zubadan
VRF
WY-Series
VRF
WR2-Series
VRF
S-Series
VRF
Indoor Units
Ventilation
Systems
Technologies and Functions
Remote Controller
Hot Water Solution
VRF
BC Controllers
VRF
S-Series
Summary of Contents for City Multi R2 Series
Page 1: ...CM20AN E NZ VRF City Multi Product Catalogue ...
Page 101: ...BC Controllers 101 ...
Page 112: ...Indoor Units VRF 112 ...
Page 114: ...Ceiling Cassette Type 4 Way Airflow Type 114 ...
Page 122: ...Ceiling Cassette Type 2 Way Airflow Type 122 ...
Page 128: ...Ceiling Concealed Type 128 ...
Page 150: ...Wall Mounted Type 150 ...
Page 154: ...Floor Standing Type 154 ...
Page 181: ...Ventilation Systems 181 ...
Page 190: ...Remote Controllers 190 ...