Product Details

Lab Low Temperature Cooling Liquid Circulation chiller

Product Description

Typical Applications

Reactor Systems Autoclaves
Pilot Systems
Double wall reactors
Advanced-Flow Reactors
Material Testing
Semiconductor Industry
Vacuum Chambers

Advantages & Functions

Working temperatures from -100℃ to +350℃

Intelligent temp. control
Max. process stability
Plate heat exchager

Closed system
Touch screen display
Warning and safety functions
Rapid cooling

Magnetic drive pump

Structure design

A fully closed piping design, high efficiency plate heat exchanger used to reduce the

demand for the thermal fluid utilization while providing the system to achieve the rapid

ups and downs in temperature.

Display funcation

Displays various information on the touch screen.

Process Control Schematic diagram

High repetative of tempeature control effect

Each cycle curve slope is consistent and greatly improve the consistency of production thermostatically control environment.

Technical parameter

Technical Parameters:

Model		SUNDI-320	SUNDI-420W	SUNDI-430W
Temperature range ℃		-30℃~180℃	-45℃~180℃	-45℃~180℃
Control Mode		Feed forward PID + Our special dynamic control calculation, PLC controller
Temp. control		Option: process temperature control or jacket oil temperature control
Temp. difference		Set or control the temperature difference between jacket oil and raw material process
Program Editor		20 programs, each program can edit 45 steps.
Communication protocol		MODBUS RTU Protocol, RS 485 Interface
Temperature feedback		Heat-conducting medium: PT100 Raw material process: PT100
Temp. accuracy		±1℃	±1℃	±1℃
Heating power		2kW	2kW	3kW
Cooling capacity	180℃	1.5kW	1.8kW	3kW
	50℃	1.5kW	1.8kW	3kW
	0℃	1.5kW	1.8kW	3kW
	-5℃	0.9kW	1.2kW	2kW
	-20℃	0.6kW	1kW	1.5kW
	-35℃		0.3kW	0.5kW
Circulation pump		Max10L/min 0.8BAR	Max10L/min 0.8BAR	Max20L/min 2BAR
Compressor		Embraco	Embraco	France
Expansion valve		Danfoss	Danfoss	Danfoss
Evaporator		KAORI Plate heat exchanger
Operation Panel		7-inch color touch screen controller, temperature curve record, data export to excel format.
Safety protection		Self-diagnosis function; freezer overload protection; high pressure switch, overload relay, thermal protection device, liquid low level protection, high temperature protection and temperature fault protection.
Closed circulation system		The whole system is full closed circulation, there is no oil mist at high temperature and no water vapor at low temperature, pressure do not rise up when system is running. The system will supplement oil automatically at low temperature.
Refrigerant		R-404A
Connection size		DN-15 or M24*1.5	DN-15 or M24*1.5	DN-15 or M24*1.5
Water-cooled type W (cooling water at 20℃)			450L/H 1.5bar~4bar	550L/H 1.5bar~4bar
Dimension		350550620	350550620	4006001050
Weight		55kg	55kg	85kg
Power		AC 220V 50HZ 2.9kW (max)	AC 380V 50HZ 3.1kW (max)	AC 380V 50HZ 4.5kW (max)
Case material		SUS 304	SUS 304	SUS 304
Optional		Optional Ethernet interface, configure PC operating software
Optional		Optional outside touch screen display controller (separated), the communication line distance is 10 meter.
Optional power		100V 50HZsingle-phase, 110V 60HZ single-phase, 230V 60HZ single-phase, 220V 60HZ three-phase, 440V~480V 60HZ three-phase