Home
Главная
Daikin
Чиллер
EWLDС13I-SS
Брошюра Страница: 35

Daikin EWLDС13I-SS Брошюра онлайн [35/36] 529438

Содержание

Code requirements safety and observant of laws directives 3
Features and advantages 3
Infinitely capacity control 3
Seasonal quietness 3
Certifications 4
Sound configuration 4
Versions 4
Cabinet and structure 5
Ecological hfc 134a refrigerant 5
Electronic expansion valve 5
Evaporator 5
General characteristics 5
Refrigerant circuit 5
Screw compressors 5
Control section main features 6
Electrical control panel 6
Safety device logic for each refrigerant circuit 6
Chiller sequencing 7
Digital sequencing panel 7
Microtech iii 7
Microtech iii remote control 7
Regulation type 7
Serial sequencing panel 7
Supervising systems on request 7
System security 7
Options on request 8
Standard accessories supplied on basic unit 8
Nomenclature 9
Technical specifications 10
Ewld i ss 17
Sound levels 17
Sound pressure levels correction for different distances 17
Ewld i ss 18
Operating limits 18
Table 1 evaporator minimum and maximum water 18
Table 2 evaporator fouling factors 18
Table 3 minimum glycol percentage for low air temperature 18
Table 3 minimum glycol percentage for low water temperature 18
How to use the correction factors proposed in the previous tables 19
Table 4 correction factors for low evaporator leaving water temperature 19
Table 5 correction factors for water and glycol mixture 19
Water charge flow and quality 20
Water content in cooling circuits 21
Ewld i ss 22
Notes 1 cc cooling capacity 2 pi unit power input 3 hr heat rejection 4 elwt evaporator leaving water temperature δt 5 c 5 data refers to 0 0176 m2 c kw evaporator fouling factor 22
Standard ratings 22
Notes 6 cc cooling capacity 7 pi unit power input 8 hr heat rejection 9 elwt evaporator leaving water temperature δt 5 c 10 data refers to 0 0176 m2 c kw evaporator fouling factor 23
Notes 11 cc cooling capacity 12 pi unit power input 13 hr heat rejection 14 elwt evaporator leaving water temperature δt 5 c 15 data refers to 0 0176 m2 c kw evaporator fouling factor 24
91 l s 25
Evaporator and condenser pressure drops 25
Ewld i ss 25
How to use the formula example evaporator 25
Pd2 kpa pd1 kpa x where pd2 pressure drop to be determinated kpa pd1 pressure drop at nominal condition kpa q2 water flow at new working condition l s q1 water flow at nominal condition l s 25
The unit ewld320i ss has been selected for working at the following conditions evaporator water in out 11 6 c saturated discharge temperature 40 c the cooling capacity at these working conditions is 333 kw the evaporator water flow at these working conditions is 15 1 l s the unit ewld320i ss at nominal working conditions has the following data evaporator water in out 12 7 c saturated discharge temperature 45 c the cooling capacity at these working conditions is 328 kw the evaporator water flow at these working conditions is 15 7 l s the evaporator pressure drop at these working conditions is 34 kpa the evaporator pressure drop at the selected working condition will be pd2 kpa 34 kpa x pd2 kpa 35 kpa note if the calculated evaporator water pressure drop is below 10 kpa or above 100 kpa please contact the factory for dedicated evaporator 25
To determinate the evaporator or condenser pressure drop for different versions or at different working condition please refer to the following formula 25
Dimensions 26
Handling 29
Installation notes 29
Location 29
Minimum clearance requirements for machine maintenance 29
Minimum space requirements 29
Warning 29
Dimensions 30
General 30
Noise level and vibrations 30
Performance 30
Refrigerant 30
Technical specification for water cooled screw chiller 30
Unit description 30
Chiller components 31

Daikin EWLDС13I-SS Брошюра онлайн [35/36] 529438

Содержание

Похожие устройства