Rooftop Package Unit, 18kW-360kW Heating and Cooling Unit Manufacturer

Rooftop Package Unit, 18kW-360kW Heating and Cooling Unit

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The packaged rooftop heating and cooling unit is designed and produced for centralized cooling and heating in commercial buildings such as malls, movie theaters, offices, airports, and schools. These units feature a special design with different functional segments to handle the challenges of places with strict temperature and humidity requirements.

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Technical Parameters

Model			RWK18(B)R	RWK28(B)R	RWK35(B)R	RWK50(B)R	RWK70(B)R	RWK90(B)R	RWK105(B)R	RWK120(B)R	RWK140(B)R	RWK180(B)R	RWK210(B)R	RWK280(B)R	RWK320(B)R	RWK360(B)R
Capacity	Cooling	kW	18	27.5	35.6	50	70	90	105	121	140	180	210	280	320	360
	Cooling	TR	5	8	10	14	20	26	30	34	40	51	60	81	90	100
	Heating	kW	18.2	28.3	38	54	75	96	110	126	146	188	220	288	340	368
	Heating	TR	5	8	11	15	21	27	31	36	42	53	63	82	97	105
Max starting current		A	35	50	76	168	181	196	211	112	232	252	266	301	445	550
Running current on cooling		A	12	17	26	36	58	64	70	93	82	110	138	160	234	320
Running current on heating		A	12	17	24	34	55	59	65	80	76	102	130	152	218	310
Power input	Cooling	kW	6.23	9.45	12	20	27	32	33	45	40	56	70	83	105	120
Power input	Heating	kW	6.25	9.45	11	18	25	29	30	38	37	52	65	77	100	118
Compressor	Brand		Panasonic										Copeland
	Quantity		1	1	1	2	2	2	2	2	4	4	4	4	4	6
	Refrigerant		R410a
	Refrigerant charge	kg	4.5	6.5	7.5	11	15	20	32	48	48	48	48	48	56	88
Condenser	Coil		Copper pipe with hydrophilic coated 0.11mm aluminium fins (12 fins/inch)
	Copper pipe type		Internal thread
	Fan type		Axial
	Fan qty.		1
	Fan drive		Direct
	Motor qty.		1	1	1	1	2	2	2	2	4	4	4	4	4	6
	Fan rotating speed	RPM	710	710	930	930	930	930	930	930	930	710	930	930	960	960
	Motor input power	kW	0.37	0.55	1.1	1.5	1.5	1.5	3	4.4	4.4	4.4	6	8.8	8.8	13.2
Evaporator	Coil		Copper pipe with hydrophilic coated 0.11mm aluminium fins (12 fins/inch)
	Copper pipe type		Internal thread
	Fan type		Centrifugal
	Evaporator fan drive		Direct drive					Belt drive
	Fan rotating speed	RPM	960	1400	1400	960	960	960	716	634	757	676	593	548	548	548
	Motor input power	kW	0.8	1.1	2.2	2.2	5.5	5.5	5.5	5.5	5.5	11	15	15	18.5	20
	Air flow rate	m3/h	3400	5200	6000	8000	12500	16000	19000	22000	24000	30000	36000	36000	46000	60000
	Air flow rate	cfm	2000	3050	3500	4700	7350	9412	11200	12941	14700	17647	21176	21176	27059	35294
	External static pressure	Pa	100	150	250	250	300	300	300	400	400	400	500	500	500	500
	External static pressure	inch H2o	0.4	0.6	1.0	1.0	1.2	1.2	1.2	1.6	1.6	1.6	2.0	2.0	2.0	2.0
Evaporator section panel			Single skin: painted galvanized steel plate with inner thermal insulation cotton					Double skin: 0.5mm inner / outer galvanized steel panel 30mm insulation 1.5mm top rain cover
Galvanized thickness		μm	80	80	80	80	80	80	80	80	80	80	80	80	80	80
Paint thickness		μm	60	60	60	60	60	60	60	60	60	60	60	60	60	60
Filter material			Aluminium
Noise		db(A)	70	72	72	72	74	74	75	75	79	79	80	80	82	85
System pressure control		High/low pressure switch
Dimension	L	mm	1661	2010	2010	2010	2800	2960	2960	2960	5130	5130	5130	5130	5525	7558
	W	mm	1020	1158	1158	1158	2150	2250	2250	2250	2280	2280	2280	2280	2310	2310
	H	mm	1028	1155	1155	1155	1230	2005	2005	2005	2062	2062	2062	2062	2125	2484
Weight		kg	280	320	580	650	800	1390	1450	2700	2700	2800	2850	2900	3150	5500
Remarks		Continuous improvement of technology is our aim, Ruidong keeps the rights to change the parameter without prior notice. 1. Cooling conditioning: indoor temperature DB: 27℃, WB: 19℃; outdoor temperature DB: 35℃, WB: 24℃. 2. Heating conditioning: indoor temperature DB: 20℃, WB: 15℃; outdoor temperature DB: 7℃, WB: 6℃.

Features

The rooftop heating and cooling unit does not need a specialized room for installation. New air vents can be set up as fresh air volume can be manually adjusted and the pre-filter section can also be configured according to the client's requirements.
Easy assembly. The machine set adopts air cooling and direct air supply methods. Cooling towers and circulating water systems are not necessary. The rooftop packaged heating and cooling unit can be easily installed on rooftops, balconies and other suitable places. The machine set can immediately start working by just connecting the air return pipe and power onsite.
High air quality. The heating and cooling unit has air supply, refrigeration, heat supply, air purifying and electronic control functions.
Reliable operation. Overload protection and open-phase protection devices are built in the heating and cooling unit to guarantee the safety and reliability of use.