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High heat exchange efficiency., Stable in operation., Small volume and light quality., Low in noise and long life. - details see: https://www.machineto.com/njb20z4-84-5-compression-water-condensation-unit-10246602

Compression Water Condensation Unit

Product Characteristics:

The semi-hermetic refrigeration and condensation unit produced by the company is widely applied to the fields of food, medicines, chemicals, fresh keeping, quick-freezing, refrigeration, air conditioning, etc. and is applicable to various high-temperature, intermediate-temperature and low-temperature refrigerating systems.

The unit adopts BF semi-hermetic refrigeration compressor produced by the company and boasts great energy conservation and high efficiency. It is also applicable to various refrigerants.

Unit Characteristics:

The main machine adopts semi-hermetic compressor which has the advantages of low noise, low energy consumption, no oil leakage and advanced technical indexes.

The unit adopts efficient shell pipe type water condenser and double-face reinforcement of the refrigerant, and has high heat exchange efficiency.

The system has advanced and reasonable configuration, impact structure and handsome appearance, and is convenient and safe in use.

The unit has small volume and light quality, and is stable in running.

The products are subjected to strict detection and operation before leaving factory, boasting reliable quality.

The parts of various units among systems have high generality and are convenient in exchanging and maintenance.

The unit series can be categorized into high-temperature type, intermediate-temperature type and low-temperature double-stage type, and can be used together with refrigeration and freezing equipment with various temperature requirements.

Compression Water Condensation Unit

High-temperature Type:Evaporating temperature of 12.5°C~-10, and the nominal power of compressor motor is from 5HP to 50HP.

Intermediate-temperature Type:Evaporating temperature of -15°C~-30°C, and the nominal power of compressor motor is from 3HP to 40HP.

Technical Parameters

	Product model	new	NJB20Z4-84.5
		old	NJB15Z
Mating Compressor	model		BF20Z4-84.5
	Refrigerant		R22
	Theoretical Discharge Capacity	m3/h	84.5
	Refrigerating Capacity under Normal Condition	kW	49.5
	Consumed Power	kW	16.86
	Lubrication Method		Oil pump
	Maximum Working Current	A	37
	Crankcase Electrical Heating	W	140
Mating Water Condenser	Model		WN240-2-B
	Inlet Water Temperature	°C	≤30°C
	Cooling Water Amount	m3/h	11.42
	Water Side Design Resistance	MPa	≤0.1
	Water Side Loading Capacity	MPa	1.6
	Design Liquid Reservoir Amount	kg	27
Main Accessories	Interface of Oil Separator	in	9/8"
	Diameter of Vapor Liquid Separator	in	-
	Dry Filter		9/8"
	Model of Outlet Valve		Dg25
Pressure Gauge	High Voltage Gauge		0~2.5
	Low Voltage Gauge		0~1.5
	Oil Pressure Gauge		0~1.5
Protective Parts	Pressure Controller		Y306
	Oil Pressure Controller		MP55
	Fusible Plug	°C	70
Optional Components	Delivery Temperature Protection	°C	135
	Interface of Liquid Viewing Mirror	mm	28
	Interface of Solenoid Valve	mm	28
	Diameter of Vapor Liquid Separator	in	17/8"
	Diameter of Oil Separator	in	random
	Diameter of Back Steam Filter	in	17/8"
Connecting Pipe	Diameter of Steam Suction Pipe	mm	54
	Diameter of Outlet Pipe	mm	28
	Diameters of Water Inlet Pipe and Water Outlet Pipe	in	2"
Appearance	long (L)	mm	~1275
	wide (W)	mm	~480
	high(H)	mm	~825
Installation size (A×B)		mm	750X290
Anchor aperture		mm	4-Φ18
weight		kg	298

Normal condition:

High-temperature type:Evaporating temperature of 7°C, and condensing temperature of 40°C.

Intermediate-temperature type:Evaporating temperature of -7°C, and condensing temperature of 40°C.