Medium and low temperature screw refrigeration unit (single head)

1. Refrigeration condition: The frozen liquid is 60% ethylene glycol aqueous solution; the cooling water inlet/outlet temperature is 32/37 °C. 2. Working range: Cooling water outlet temperature is 22 ° C to 37 ° C Cooling water inlet temperature difference is 3.5 ° C to 10 ° C Freezing fluid outlet temperature is -5 ° C to -30 ° C The temperature difference between the inlet and outlet of the freezing liquid is 2.5 ° C to 5 ° C. 3. This series of units can be equipped with heat recovery system (hot water temperature 35 ° C ~ 60 ° C) 4. At the same time, our company can be customized according to the special requirements of customers, various anti-corrosion type, explosion-proof units. 5. The above specifications are subject to change without prior notice. This will help our company to bring the latest scientific and technological achievements to customers at any time.

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Water-cooled chiller

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Product description

Project		unit	Model
Project		unit	RXG150B	RXG195B	RXG215B	RXG259B	RXG290B	RXG335B	RXG387B	RXG427B	RXG460B	RXG547B	RXG578B	RXG640B	RXG681B	RXG713B	RXG828B	RXG910B
Cooling capacity required for coolant	-5℃~-10℃	kW	146.4	190.5	210.7	253.8	284.4	328.1	379.5	418.1	451.2	536.3	566.2	626.4	667.8	698.5	811.6	891.4
	-15℃~-20℃		98.8	128.6	142.1	171.3	191.9	221.3	256.0	282.0	304.4	361.8	382.0	422.8	450.6	471.4	547.6	601.3
	-25℃~-30℃		61.9	80.8	89.2	107.4	120.5	139.0	160.7	177.0	191.1	227.2	239.9	265.4	282.8	295.8	343.8	377.5
Power Supply			3P 380V 50Hz
Compressor	Form		Advanced semi-closed twin screw
	Operating power	kw	70.4	89.4	100.0	117.0	131.5	149.7	173.1	188.4	206.2	243.6	257.2	286.0	303.4	319.5	368.1	404.2
	The refrigerant		R404a
	Energy control	%	0~25%~50%~75%~100%
	Type		Horizontal shell and tube type high efficiency heat exchanger
	Coolant flow	m3/h	46.0	59.8	66.2	79.7	89.3	103.0	119.2	131.3	141.7	168.4	177.8	196.7	209.7	219.4	254.9	279.9
	Water pipe interface	mm	DN100	DN100	DN100	DN125	DN125	DN125	DN125	DN125	DN125	DN150	DN150	DN150	DN150	DN150	DN200	DN200
Condenser	Type		Horizontal shell and tube type high efficiency heat exchanger
	Water flow	m3/h	37.2	48.0	53.3	63.6	71.3	81.9	94.7	104.0	112.7	133.7	141.2	156.4	166.5	174.5	202.2	222.1
	Water pipe interface	mm	DN100	DN100	DN100	DN125	DN100*2	DN100*2	DN100*2	DN100*2	DN100*2	DN125*2	DN125*2	DN125*2	DN125*2	DN125*2	DN150*2	DN150*2
Refrigerant control	Expansion valve		Temperature-sensitive external pressure equalizing thermal expansion valve														DN25	DN25
Safety device			High and low voltage protection, antifreeze, heat protection, double protection, safety valve, overload protection, phase loss, reverse phase, under voltage, over voltage, water flow protection, etc.
Dimensions	（L）	mm	2870	3240	3400	3600	3600	3850	4000	4000	3900	4150	4150	4380	4250	4500	4800	4950
	（W）	mm	1100	1100	1150	1200	1200	1200	1250	1250	1300	1350	1400	1450	1500	1550	1600	1600
	（H）	mm	1600	1650	1700	1750	1750	1800	1800	1800	1850	1850	1900	1950	1950	2200	2400	2500
Weight	net weight	kg	1805	1900	2090	2565	2850	3002	3268	3515	4085	4560	5035	5510	5890	6650	7220	7980
Weight	Running weight	kg	2076	2090	2299	2822	3135	3302	3595	3867	4494	5016	5539	6061	6479	7315	7942	8778

Note:

1. Refrigeration condition: The frozen liquid is 60% ethylene glycol aqueous solution; the cooling water inlet/outlet temperature is 32/37 °C.

2. Working range:

Cooling water outlet temperature is 22 ° C to 37 ° C

Cooling water inlet temperature difference is 3.5 ° C to 10 ° C

Freezing fluid outlet temperature is -5 ° C to -30 ° C

The temperature difference between the inlet and outlet of the freezing liquid is 2.5 ° C to 5 ° C.

3. This series of units can be equipped with heat recovery system (hot water temperature 35 ° C ~ 60 ° C)

4. At the same time, our company can be customized according to the special requirements of customers, various anti-corrosion type, explosion-proof units.

5. The above specifications are subject to change without prior notice. This will help our company to bring the latest scientific and technological achievements to customers at any time.

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