|
SEERS |
Heat Pump |
Solar |
Electric |
| Maintenance |
No |
regular services |
regular sevices with panel |
No |
| Freon |
No |
Yes |
No |
No |
| Climate below 15deg.C or 35deg.C |
100% works. All weather |
Cannot work |
Depends on weather |
100% works |
| Noise |
No |
Yes |
No |
No |
| Power Socket |
13Amps |
20-45Amps |
20Amps |
20-45Amps |
| Heating element (electric booster) |
No |
Yes |
Yes |
Yes |
| Power Input |
480-1600 Watts |
– |
3000 Watts |
3000-3800 Watts |
| C.O.P. |
4.3. Any weather & temperature |
– |
– |
0.8 |
| Weight with water |
145kg-630kg |
250kg-800kg |
500kg< |
300kg< |
| Temperature (max) |
98deg.C |
50deg.C |
50deg.C-100deg.C |
70deg.C |
| Voltage |
12 Volt D.C. |
240-415 (3 phase) |
240 V |
240 V |
| Life Span |
10-15 years |
5-8 years |
5-12 years |
3-5 years |
| Safety |
Very safe |
Very safe |
Electrocution risk |
Electrocution risk |
| Operated in 4 season country |
Yes |
No |
Highly depended on weather |
Yes |
| Compressor |
No |
Yes |
No |
No |
| Amps |
2.4 to 6Amps |
– |
10.8< |
10.8< |
| Control panel |
Yes |
Yes |
No |
No |
| Create uneven pressure |
No |
No |
Yes |
No |
Comparison with various system in the market
|
Type of Heater System
|
Source of Energy
|
Power Consumption
|
Lift Span
|
Productivity Levels
|
Safety
|
|
SEER Hybrid System
|
Air + Electricity
|
120(480) watt
|
10-12 Years
|
Continues supply of Hot Water day and night
|
Very Safe
|
|
*Solar heater System
|
Sunlight + Electricity
|
3000 watt
|
10-12 Years
|
Weather dependent
|
Safe
|
|
Storage Heater System
|
Electricity
|
3000 watt
|
5-6 Years
|
Slow hot water recovery
|
Safe
|
|
Instant Water Heater
|
Electricity
|
3000 watt
|
3-5 Years
|
Stand Alone System
|
Electrocution Risk
|
|
LPG Burner Heater
|
Liquefied Petroleum Gas
|
Nil
|
5-6 Years
|
Stand Alone System
|
Danger
|
*Solar Heater System with Electric Booster
Cost Comparison with Solar Heater System
|
Type of Heater System
|
Usage per day
|
Usage of Power
|
Unit
|
Total usage of electricity per year
|
***Total in Value
|
|
SEER Hybrid System
|
200L @ 40′C
|
365 days
|
1.22
|
1.22 x 365 days = 445.3 units / kwh
|
114.49 per year
|
|
*Solar heater System
|
200L @ 40′C
|
**120 days
|
9.34
|
9.34 x 120 days = 1120.8 units / kwh
|
309.91 per year
|
*Solar Heater System with Electric Booster
**Solar heater system based on 1/3 of the year requiring electric booster caused by weather and night usage.
***TNB Electricity charges first 200 units (0.218 / units), 200 units onward (0.289 / units