Experienced supplier of Roof top Unit

Roof top Unit/Packaged Rooftop

Feature

Products Features

Capacity: 12~35kw.
Efficiency: 2.7~3.3 cop.
Warranty: Compressor- 3 years limited. other parts-1 year limited.

Structure

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.

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

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

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.

Product options

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 parameter

Model					WRF12ZA	WRF 15ZA	WRF18ZA	WRF24ZA	WRF30ZA	WRF 35ZA
Model					WF12ZA	WF 15ZA	WF18ZA	WF24ZA	WF30ZA	WF 35ZA
Cooling capacity			kW		12	15.2	17.5	24	30.3	25.6
Heating capacity			kW		13.2	16.6	18.4	26.5	33.3	27.7
Energy regulation			%		0、100%			0、50、100%
Power					380V / 3Ph / 50HZA
Cooling input capacity		kW			4.1	5.3	5.5	8.8	11.3	12.3
Heating input capacity		kW			3.8	4.8	5.1	8.2	10.4	11.3
Start current		A			48	62	63	63	74	76
Cooling running current		A			7.4	9.7	10.2	16.1	21.2	23.3
Heating running current		A			6.9	9.2	9.7	15.1	20.1	22.2
Throttling method					Thermal expansion valve
Cooling system					1	1	1	1	2	2
Refrigerant					R410A
Compressor	Compressor type				Hermetic scroll compressor
Compressor	Qty				1	1	1	1	2	2
Condensation side
Condenser	Type				Copper tube and aluminum fin
	Qty				1	1	1	1	1	1
	Drive type				Direct drive
	Motor power			kW	0.25	0.37	0.37	0.55	0.75	0.75
	Air volume			m3 /h	4600	7800	7800	9000	12600	12600
Evaporation side
Evapotator	Type				Copper tube and aluminum fin
	Qty				1	1	1	1	1	1
	Motor power			kW	0.32	0.37	0.45	1.1	1.5	2.2
	Air volume			m3 /h	2100	2600	3400	4100	5200	6300
	Drive type				Direct drive			Pulley
Static pressure（Pa）					100	100	100	200	200	250
Filter					Aluminum filter G3
Noise dB(A)					67	67	68	71	72	72
Refrigerant filling volume（kg）					3.1	3.1	4.3	2x3.1	2x3.1	2x4.3
External dimension	L			mm	1410	1410	1410	1978	1978	1978
	W			mm	1100	1100	1100	1175	1175	1175
	H			mm	1095	1095	1095	1095	1095	1095
Weight				kg	240	260	290	420	480	500

Application

Factory, hospital, marine, office building, shopping mall...

Products