105Kw Rooftop Packaged Units Air Conditioner Commercial
Rooftop Packaged Units Feature:
| Capacity: | 45~105kw, 13~30Tons. |
| Efficiency: | 2.7~3.3 cop. |
| Warranty: | Compressor- 3 years limited. other parts-1 year limited. |
Structure
A. Panels and frame are made from galvanized steel protected with polyester powder painting to ensure total resistance toatmospheric agents.
Direct expansion coils with condensate drain tray.
B. Hermetic compressor
High efficiency scroll compressor for the whole range, with built-in thermal overload cut-out and crankcase heater,mounted on rubber vibration dampers
Ripple type acoustic insulation for compressor section, and thermal insulation for coil and fan section, low noise
C. Centrifugal fan
Forward curve centrifugal fans for air treatment section and axial fans for condensation section. Front, side and underside air discharge of the treatment unit. High external pressure, long air supply distance
D. Electric panel
Electric panel consists of breakers and contactors for compressors and fan motors, phase sequence relay and other necessary protection devices for the main components.
Easy operation line controller
Cooling/Heating/Auto. Error indication. Timing on/off.
Optional
| Economizer with fresh, return air dampers and fresh air hood. |
| Free cooling function for low ambient temperature. |
| Low ambient control device for operation of outdoor units at ambient temperatures from less than 20°C down to -10°C |
| BMS devices. |
| T3 (Tropical climate). |
| Condenser coil guard. |
| Roof curb. |
| Metal / aluminum filter. |
| Air pressure switch for indoor fan. |
| High static condenser fan option with sealed + drain.condensing section. |
| Optional water heating coil. |
| Metal or plastic mesh on condenser coil. |
| Optional supply / return air configurations. |
| Upgraded evaporator fan motor drives. |
| G4 filter, plate and bag filter. |
Technical paramater:
| Model | SRF45ZA | SRF50ZA | SRF60ZA | SRF72ZA | SRF90ZA | SRF105ZA |
| SF45ZA | SF50ZA | SF60ZA | SF72ZA | SF90ZA | SF105ZA |
| Nominal cooling capacity | kW | 44.5 | 50 | 60 | 70 | 90 | 105 |
| Nominal heating capacity | kW | 48.7 | 54.3 | 64 | 75.4 | 96.2 | 113.2 |
| Energy regulation | % | 0,33,66,100 | 0,30,70,100 | 0,50,100 | 0,50,100 | 0,33,66,100 | 0,33,66,100 |
| Power supply | 380V / 3Ph / 50HZA |
| Cooling input capacity | kW | 17 | 19.5 | 22.8 | 26.7 | 32.9 | 39.7 |
| Heating input capacity | kW | 15.6 | 18 | 21 | 24.8 | 30.4 | 36.7 |
| Start current | A | 168 | 186 | 175 | 199 | 197 | 266 |
| Cooling running current | A | 31.7 | 35.6 | 39.9 | 48.3 | 61 | 70.6 |
| Heating running current | A | 29.9 | 33.5 | 37.5 | 45.4 | 57.3 | 66.3 |
| Throttling method | Thermal expansion valve |
| Cooling system | 1 | |
| Refrigerant | R410A |
| Compressor | Type | Hermetic scroll compressor |
| Qty | 2 | 2 | 2 | 2 | 3 | 3 |
| Condensation side |
| Condenser | Type | Copper pipe copper fin |
| Fan | Qty | 1 | 1 | 1 | 1 | 2 | 2 |
| Drive type | Direct drive |
| Motor power | kW | 1.1 | 1.5 | 1.5 | 2.2 | 2X1.1 | 2X1.5 |
| Air volume | m3 /h | 16500 | 21000 | 21000 | 27000 | 33000 | 42000 |
| | | | a | 2.65 | 3.82 | 3.82 | 5.49 | 2.65 | 3.82 |
| | | | kw | 1.14 | 2.02 | 2.02 | 2.875 | 1.14 | 2.02 |
| Evaporation side |
| Evaporator | Type | Evaporator |
| | Qty | | 1 | 1 | 1 | 1 | 1 |
| Motor power | | 3 | 3 | 4 | 4 | 5.5 | 5.5 |
| Air volume | | 7600 | 8500 | 10900 | 12500 | 16000 | 19500 |
| Drive type | |
| Static pressure(Pa) | 250 | 250 | 300 | 300 | 300 | 300 |
| Filter | Aluminum filter G3 |
| Noise dB(A) | 73 | 73 | 73 | 75 | 74 | 75 |
| Refrigerant filling volume(kg) | 4.3+ | 4.3+8.5 | 2x7.5 | 2x8.5 | 3x7.5 | 3x8.5 |
| Overall dimensions | Length(mm) | mm | 2268 | 2268 | 2298 | 2298 | 2878 | 2878 |
| Width(mm) | mm | 1440 | 1440 | 1650 | 1650 | 2140 | 2140 |
| Height(mm) | mm | 1167 | 1167 | 1400 | 1400 | 1964 | 1964 |
| Weight | | 750 | 770 | 880 | 960 | 1160 | 1350 |
Note: 1. Nominal cooling capacity is under nominal air volume, indoor DB/WB temperature is 27℃/19℃ and outdoor DB/WB temperature is 35℃/24℃ condition;
2. Nominal heating capacity is under nominal air volume, indoor DB/WB temperature is 20℃/15℃ and outdoor DB/WB temperature is 7℃/6℃ condition;
Application:
Residential, office building, shopping mall...
Our factory:
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