Air cooled screw chiller

Using low-speed heat dissipation fan, the heat is discharged smoothly, so as to minimize the noise, the unit vibration is small, easy to install, suitable for areas where water is relatively scarce, without the need to install a water tower.

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Product Description

1、Using low-speed heat dissipation fan, the heat is discharged smoothly, so as to minimize the noise, the unit vibration is small, easy to install, suitable for areas where water is relatively scarce, without the need to install a water tower.

2、The unit can be loaded according to the needs of the realization of intelligent program control, energy saving, the use of a full-touch-screen human-computer interface, accurate monitoring. 3、The unit adopts imported brands of special air-cooled semi-closed screw compressor, reliable operation, high efficiency, the highest energy-efficiency ratio.The unit adopts graded or infinite energy control to realize the highest energy efficiency ratio.

3, the unit adopts imported brand special air-cooled semi-closed screw compressor, reliable operation, high efficiency, easy maintenance, precise capacity control, wide range of applications, the system adopts the latest asymmetric rotor tooth shape, built-in differential pressure oil supply and lubrication system, low vibration, low noise, high sealing performance. 4, the protection device is complete: compressor anti-frequent

4, complete protection devices: compressor anti-frequent start, over-current relay protection, compressor motor overheating protection, anti-freezing protection, liquid-viewing mirror, oil heating protection, compressor phase protection, high/low pressure protection, high temperature protection of the exhaust gas, safety valves, soluble plugs, flow protection, and so on.

Parameters/ Model			NCH-100AS	NCH-140AS	NCH-180AS	NCH-200AS	NCH-230AS	NCH-260AS	NCH-300AS	NCH-340AS	NCH-370AS	NCH-410AS	NCH-200ADSS	NCH-280ADSS	NCH-360ADSS	NCH-400ADSS	NCH-460ADSS	NCH-520ADSS	NCH-600ADSS	NCH-680ADSS	NCH-740ADSS	NCH-820ASS
Cooling capacity	Kcalh		64156	88752	116616	125216	155660	167614	197628	232544	250518	272276	128312	177504	233232	250432	311320	335228	395256	465088	501036	544552
Cooling capacity	KW/h		74.6	103.2	135.6	145.6	181.0	194.9	229.8	270.4	291.3	316.6	149.2	206.4	271.2	291.2	362.0	389.8	459.6	540.8	582.6	633.2
Control Type			PLC Automatic Control.ColorLCD Touch Screen
Temperalurerange			3℃-Room lemperalure ( Below 0 '℃ can be customized )
Power supply			3N-380V-50HZ(Non-standard power supply can be customized)
Safety Prolection Device			Overload.rversePhase.High'LowPressure.SafelyValve.WalerFlow.0iPressure.0lLevel.Exhaus!T Emperalure.AnlilreazeProleclion.elc
Total power	KW		31.3	43.6	52.1	56.9	70.1	77.2	85.7	100.4	107.3	117.1	62.4	87.2	104.2	113.8	140.2	144.4	171.4	200.8	214.6	234.2
MadmumRumring CurentA	A		57.9	80.7	96.4	105.3	129.9	142.8	158.5	185.7	198.5	216.6	115.8	161.4	192.8	210.6	259.8	285.6	317.1	371.5	397.1	433.3
Ways of initiation			Y-A
Steps Control	%		0-33%-66%-100%			0-25%-50%-75%-100%							0-33%-66%-100%			0-25%-50%-75%-100%
Refrireant	Name		R22(R407C R134A)
	Change	KG	21	28	35	41	49	54	62	69	76	85	42	56	70	82	96	108	124	138	152	170
	Controtyp		Extctnal Balanced Thcrmostatic Expansion Valvc
Compresson		Type	5-6 Asymmetric semi-closed twin-screw type Semi-Hermetic screw
		Number	1台										2台
		KW	27.5	36.4	45.7	50.3	60.2	65.8	74.6	86.5	93.9	103.5	27.5X2	36.4X2	45.7X2	50.3X2	60.2X2	65.8X2	74.6X2	86.5X2	93.9X2	104X2
condensalor		Type	Efficient brass sets corrugated aluminum fin
		Cooling air volume( M³/h）	30000	45000	55000	60000	72000	80000	90000	100000	110000	120000	60000	80000	100000	120000	150000	160000	180000	200000	220000	240000
		Fan power(KW）	2.7	3.6	3.6	4.7	4.8	6.2	6.4	6.4	9.4	9.4	5.4	7.2	7.2	9.4	9.6	12.4	12.4	12.4	18.8	18.8
		Fan Capacity	500X6	550X6	550X6	600X6	630X6	600X8	630X8	630X8	600X12	600X12	600X6	600X8	630X8	600X12	630X12	630X15	630X15	630X15	630X18	600X24
Evaporator		Type	Dry Shell And Tube Type
		Heat exchanger material	High Efficiency Inner Threaded Copper Tube
		Freezing water volume(M³/h）	12.9	17.8	23.4	25.1	31.2	33.6	39.6	46.5	50.1	54.5	25.8	35.6	46.8	50.2	62.4	67.2	79.2	93.0	100.2	109.0
		Inlet and outlet pipe diameter（DN）	DN65	DN65	DN65	DN65	DN80	DN80	DN80	DN80	DN100	DN100	DN80	DN80	DN80	DN100	DN100	DN100	DN100	DN100	DN125	DN125
		water resistance(Kpa)	48	48	50	50	50	52	54	55	55	58	48	48	50	50	50	52	54	55	55	58
		Inlet Pressure Paradigm	0.15Mpa / 1.0Mpa
Machine size		L/mm	2200	2200	2500	2500	2500	3350	3350	3350	4760	4760	2500	3350	3350	4760	4760	4300	4300	4300	4950	6200
		W/mm	1360	1360	1600	1600	1600	1700	1700	1700	1700	1700	1600	1700	1700	1700	1700	2200	2200	2200	2200	220000
		H/mm	1910	1910	1980	1980	1980	2050	2050	2050	2100	2100	1980	2050	2050	2100	2100	2200	2200	2300	2300	2300
Unit weight		KG	1100	1200	1300	1400	1550	1800	2100	2350	2450	2600	1760	2400	2750	3300	3500	3850	4100	4290	4350	4800

Remarks: Design working condition: under standard atmospheric pressure, 2℃ evaporation, 7℃ water, 45℃ condensation, superheat degree 5℃, subcooling degree 5℃.

Air cooled screw chiller

Email:

18550003508@163.com

Wechat:

+86-18550003508

Inquire Now