Explosion-proof Rooftop Packaged Unit

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Available in: Cooling, Heating, Explosion-proof

Capacity: 10kW~190kW

Refrigerant: R410A/R134A/R407C

Application: petroleum exploitation, refinery, storage, chemical, medicine, military facilities

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Designed for Group II A, IIB, IIC.
Designed for Temperature classes T1-T6.
Designed for Explosive atmosphere Zone1, Zone2.
Designed for petroleum exploitation, refinery, storage, chemical, medicine, military facilities, etc.
Efficient energy saving and low noise.
Single refrigeration type and refrigeration & heating type.
Explosion-proof mark: EXdemib II BT4, EXdemia II CT4.

Structure
Panels and frame are made from galvanized steel protected with polyester powder painting to ensure total resistance to atmospheric 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

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)
Roof curb
Metal/aluminum filter
Heat recovery to 100%
Evaporating section: double skin with 50mm polyurethane foam
Optional water heating coil
Metal or plastic mesh on condenser coil
Optional supply/return air configurations
Upgraded plug fan
G4 filter, plate and bag filter

Model	Unit	RTU10	RTU12	RTU14	RTU16	RTU20	RTU25	RTU28	RTU32	RTU36	RTU42
Cooling*
Cooling capacity*	kW	10.6	12.1	14.3	16.2	21.2	24.2	28.6	32.4	36.2	41.6
Cooling capacity*	Ton	3.0	3.5	4.1	4.6	6.1	6.9	8.2	9.3	10.3	11.9
Nominal current*	A	7	7.7	9.3	10	13.4	17.7	18.7	19.5	23.3	25.7
Nominal power input*	kW	3.55	4.17	4.92	5.37	6.75	8.25	9.95	10.5	12.7	13.85
Heating*
Heating capacity*	kW	11.3	12.8	15	17.3	22.6	25.6	30.2	34.6	38	44.6
Heating capacity*	Ton	3.2	3.7	4.3	4.9	6.5	7.3	8.6	9.9	10.9	12.7
Nominal current*	A	6.5	7.2	8.6	9.2	12.4	14.3	17.3	18	21.3	23.7
Nominal power input*	kW	3.26	3.83	4.5	5	6.17	7.57	9.1	9.55	11.6	12.65
Power supply	380~415v/3ph/50Hz
Refrigerant charge	Kg	3.2	4.2	5	5.8	7.3	8.4	9.8	10.5	12	13
Compressor
Qty	Nr.	1	1	1	1	2	2	2	2	2	2
Type	Scroll
Air treatment section
Centrifugal fans number	Nr.	1	1	1	1	1	1	1	1	1	1
Drive type	/	Direct drive							Belt drive
Air flow	m3/h	1950	2400	2920	3150	4250	5400	5700	6300	6800	7900
External static pressure	Pa	150	150	180	180	150	235	305	290	270	250
Motor power	kW	0.5	0.5	0.7	0.7	0.7	1.1	1.5	1.5	2.2	2.2
Condensation section
Axial fans number	Nr.	1	1	1	1	1	1	1	1	2	2
Air flow	m3/h	4100	4150	6100	7020	8640	9430	11230	12300	14200	18830
Motor power	kW	0.25	0.37	0.37	0.55	0.45	0.55	0.75	0.75	2*0.37	2*0.37
Dimensions
Length	mm	1350	1350	1350	1350	1820	1820	1820	1820	2540	2540
Width	mm	990	990	990	990	1400	1400	1400	1400	1860	1860
Height	mm	880	880	880	880	1100	1100	1100	1100	1180	1180
Net weight	kg	240	250	260	260	380	430	480	500	780	800
Sound pressure level **	dB(A)	67	68	70	71	72	70	72	72	72	72

Model	Unit	RTU48	RTU55	RTU64	RTU72	RTU88	RTU104	RTU120	RTU150	RTU170	RTU190
Cooling*
Cooling capacity*	kW	47.2	53.2	63.3	71.4	87.2	103.3	118.8	153.4	168.6	188.5
Cooling capacity*	Ton	13.5	15.2	18.1	20.4	24.9	29.5	33.9	43.8	48.1	53.9
Nominal current*	A	31.3	32.5	37	45.5	53	68.7	79.7	88.5	113.8	135.3
Nominal power input*	kW	16.4	18.7	21.5	26.5	30.6	39.8	46	55	65.8	78.3
Heating*
Heating capacity*	kW	50.2	56.4	67	75.6	93.3	110.5	126.8	164.3	182	202
Heating capacity*	Ton	14.3	16.1	19.1	21.6	26.7	31.6	36.2	46.9	52	57.7
Nominal current*	A	29	30.3	34.3	42	47.2	62.3	74.2	84.6	102.5	124.8
Nominal power input*	kW	15	17	19	24.1	27.3	36	43	49	59.3	72.2
Power supply	380~415V/3Ph/50Hz
Refrigerant charge	Kg	13.5	15.2	18.1	20.4	24.9	29.5	34	43.8	48	54
Compressor
Qty	Nr.	2	2	2	2	2	4	4	4	4	4
Type	Scroll
Air treatment section
Centrifugal fans number	Nr.	1	1	1	1	1	1	1	1	1	1
Drive type	/	Belt drive
Air flow	m3/h	9350	10450	11700	14400	16600	19940	22000	29000	31400	34900
External static pressure	Pa	290	280	275	380	345	390	390	360	420	430
Motor power	kW	2.2	3	3	4	4	5.5	7.5	7.5	11	15
Condensation section
Axial fans number	Nr.	2	2	2	2	2	4	4	4	4	4
Air flow	m3/h	19200	21420	24620	28400	37500	43680	49200	67500	72000	84000
Motor power	kW	2*0.55	2*0.55	2*0.75	2*0.75	2*1.1	4*0.75	4*0.75	4*1.1	4*1.5	4*2.2
Dimensions
Length	mm	2540	2540	3090	3400	3400	4700	4700	5200	5800	5800
Width	mm	1860	1860	2200	2200	2200	2240	2240	2240	2240	2240
Height	mm	1180	1430	1430	1590	1590	1650	1650	1650	1650	1650
Net weight	kg	830	850	1200	1400	1500	1700	1750	2300	2500	2500
Sound pressure level **	dB(A)	75	73	75	75	75	75	80	80	82	84