free cooling ...save energy & reduce your costs
DESCRIPTION
Free Cooling ...save energy & reduce your costs. Regions of the world for Free Cooling. Dynamic Free cooling ...for your data centres and switches. Free cooling Retrofit principle for Shelters. Air inlet grill. STULZ Free Air Fixation on the wall. - PowerPoint PPT PresentationTRANSCRIPT
STULZ – THE NATURAL CHOICE 1
Free Cooling
...save energy & reduce your costs
STULZ – THE NATURAL CHOICE 2
Regions of the world for Free Cooling
STULZ – THE NATURAL CHOICE 3
Dynamic Free cooling
...for your data centres and switches
STULZ – THE NATURAL CHOICE 4
Free cooling Retrofit principle for Shelters
Overpressure grills
STULZ Free AirFixation on the wall
Fresh air inletFrom the bottom side
Hot air outlet
Air inlet grill
STULZ – THE NATURAL CHOICE 5
Freecooling challenge
For BTS sites equipped with split comfort
Reduction of the operating cost
Total control of existing split comfort unit
Use the full potential of Energy-saving
Reduction of the Carbone footprint
STULZ – THE NATURAL CHOICE 6
Intelligent system and control
Existing Air con /ShelterExisting Air con /Shelter
IncludingRemote control on/off and alarms Add Free cooling BoxAdd Free cooling Box
STULZ – THE NATURAL CHOICE 7
STULZ Free Air : Description
One single frame (600x640x600 mm)
Cooling capacity until 6000W
Power supply = 48VDC
Electronic control
Control and management of comfort split
Variable speed control of EC fan:
1. Low noise emission
2. Reduction of power consumption
Main technical features
* With DT=10°C
Free cooling Box
STULZ – THE NATURAL CHOICE 8
Standard Intelligence
System intelligence includes:
Take over of the whole system control
through Microprocessor controller
Remote control on/off incl. alarms
Monitoring system
probes for monitoring split comfort (with
3,5MT cable)
screw terminals for digital inputs (on/off
split unit) and outputs (up to 9 alarms)
48VDC modulating FCB-fan
Airflow and clogged filter signal
STULZ – THE NATURAL CHOICE 9
Airflow automatically adjustable with outdoor temp
Power consumptions and Sound Pressure level on DT°
0,00
10,00
20,00
30,00
40,00
50,00
60,00
70,00
80,00
90,00
100,00
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
DT° (Inside/outside difference temperature)
Po
we
r c
on
su
mp
tio
ns
W
30
32
34
36
38
40
42
44
46
48
So
un
d P
res
su
re L
ev
el-
1 m
t.
Db
(A)
Power consumptions
Sound Pressure Level
STULZ – THE NATURAL CHOICE 10
Full potential of Energy Saving-7 -5 -3 -1 1 3 5 7 9
11 13 15 17 19 21 23 25 27 29 31 33 35 37
0
50
100
150
200
250
300
350
400
kWh
Freecooling Box ONLYFCB with SplitSplit Comfort ONLY
Frankfurt Temperature profileHeat Load = 3500WUsing FCB35 and Split Comfort data 80% Energy saving
STULZ – THE NATURAL CHOICE 11
Free cooling Conclusion
Save your Money
REDUCE COSTS
Use intelligent system
With FREE COOLING
Preserve your environment
STULZ – THE NATURAL CHOICE 12
Find STULZ ...
Italy
Germany
China
USA
Headquarter
… and its qualified and professional partners – worldwide.
Production Sites
India
Germany