KRYZ Frequency conversion series

Control Temperature and Flow -40℃~100℃

Cooling capacity0.5kW~10kW
Heating capacity0.5kW~10kW
RefrigerantR134A/R1234yf
Weight115KG~300KG

Air-cooling & Water-cooling

Configuration Details

Model		KRYZ-475 KRYZ-475W	KRYZ-4A15W	KRYZ-4A25W
Temperature range		-40℃～+100℃
Temperature control accuracy		±0.1℃	±0.1℃	±0.1℃
Temperature feedback		Pt100	Pt100	Pt100
Temperature display		0.01k	0.01k	0.01k
Flow output		1～25 L/min	1～25 L/min	1～25 L/min
About traffic description		When the temperature is below -30 degrees, the flow rate is controlled within 80% of the maximum value.
Flow control accuracy		±0.1 L/min	±0.1 L/min	±0.1 L/min
Pressure display		Using pressure sensor, the pressure is displayed on the touch screen, and the pressure control can be adjusted from 0.2bar to 2.5bar
Heating capacity kW		7.5	15	25
Cooling capacity kW	100℃	7.5	15	25
	20℃	7.5	15	25
	0℃	7.5	15	25
	-20℃	4.5	10	16
	-35℃	1.8	4	6.5
Compressor		Inverter scroll compressor
Throttling method		Electronic expansion valve
Oil separator		Emerson
Filter drier		Danfoss
Evaporator		Plate Heat Exchanger
Circulation pump		Variable frequency magnetic drive pump
Input, Display		7-inch color touch screen, PLC controller
Programming		5 programs can be compiled, each program can compile 40 steps
Communications		Modbus RTU protocol RS485 interface, optional CAN communication bus, Ethernet TCP/IP protocol
Security protection		It has self-diagnosis function; refrigerator overload protection; high pressure switch, overload relay, thermal protection device, low liquid level protection, high temperature protection, sensor fault protection and other safety protection functions.
System		The entire system is a fully closed system. There will be no water vapor at high temperatures and no absorption of moisture in the air at low temperatures. The system will not cause pressure to rise due to high temperatures during operation, and will automatically replenish heat transfer media at low temperatures.
Refrigerant		R404A/ R507C
Interface size		G3/4	G3/4	G3/4
Water cooled @25℃		2500L/H ZG3/4	4000L/H ZG1	6000L/H DN32
Water cooled condenser		The water equipment condenser of this product adopts plate heat exchanger, which requires water supply from chiller or low hardness tap water, and requires water purification filter
Air cooled condenser		Microchannel Heat Exchanger	/	/
Power supply 380V50HZ		14kW	25kW	38kW
Dimensions cm		5585175	70100175	80120185
Weight		280kg	360kg	620kg
Standard		Automatic antifreeze filling system, automatic liquid recovery system
Optional		220V 60HZ three-phase 400V 50HZ three-phase 440V 60HZ three-phase
Optional		Temperature extended to -40℃～+135℃
Remark		The external circulation pipeline should have a diameter of DN15 or DN20. The pipeline needs to be well insulated, and high-temperature resistant rubber and plastic insulation pipes can be used.
Shell material		Cold rolled sheet spraying (standard color 7035)

Model		KRYZ-475W/2T	KRYZ-4A15W/2T	KRYZ-4A25W/2T
Temperature range		-40℃～+100℃
Temperature control accuracy		±0.1℃	±0.1℃	±0.1℃
Temperature feedback		Pt100	Pt100	Pt100
Temperature display		0.01k	0.01k	0.01k
Flow output		1～25 L/min	1～25 L/min	1～25 L/min
About traffic description		When the temperature is below -30 degrees, the flow rate is controlled within 80% of the maximum value.
Flow control accuracy		±0.1 L/min	±0.1 L/min	±0.1 L/min
Fluid output groups		2 groups	2 groups	2 groups
Pressure control per group		0.2bar～2.5bar	0.2bar～2.5bar	0.2bar～2.5bar
Flow Pressure Description		The device can control flow or pressure independently. Different solutions are required for simultaneous control (customization required)
Heating capacity kW		7.5*2	10*2	15*2
Cooling capacity kW	100℃	7.5*2	15*2	25*2
	20℃	7.5*2	15*2	25*2
	0℃	7.5*2	15*2	25*2
	-20℃	4.5*2	8.5*2	14*2
	-35℃	1.8*2	4*2	6.5*2
Compressor		Inverter scroll compressor
Throttling method		Electronic expansion valve
Oil separator		Emerson
Filter drier		Danfoss
Evaporator		Plate Heat Exchanger
Circulation pump		Variable frequency magnetic drive pump
Flow rate, pressure		Electromagnetic flowmeter, pressure value 4～20mA
Input, Display		7-inch color touch screen, PLC controller
Communications		Modbus RTU protocol RS485 interface, optional CAN communication bus, Ethernet TCP/IP protocol
Security protection		It has self-diagnosis function; refrigerator overload protection; high pressure switch, overload relay, thermal protection device, low liquid level protection, high temperature protection, sensor fault protection and other safety protection functions.
System		The entire system is a fully closed system. There will be no water vapor at high temperatures and no absorption of moisture in the air at low temperatures. The system will not cause pressure to rise due to high temperatures during operation, and will automatically replenish heat transfer media at low temperatures.
Refrigerant		R404A/R507C/R125/N40 four refrigerants can be used
External output interface size		There are 2 sets of inlet and outlet ports, G3/4
Water cooled @25℃		4000L/H ZG1	8000L/H DN32	12000L/H DN40
Water cooled condenser		The water equipment condenser of this product adopts plate heat exchanger, which requires water supply from chiller or low hardness tap water, and requires water purification filter
Dimensions cm		80120185	100150185	200145205
Power supply 380V50HZ		28kW	45kW	70kW
Weight		660KG	850kg	1350kg
Standard		Automatic antifreeze filling system, automatic liquid recovery system
Optional		220V 60HZ three-phase 460V 60HZ three-phase
Optional		Temperature extended to -40℃～+135℃
Remark		The external circulation pipeline should have a diameter of DN15 or DN20. The pipeline needs to be well insulated, and high-temperature resistant rubber and plastic insulation pipes can be used.
Shell material		Cold rolled sheet spraying (standard color 7035)

Rated test conditions: dry bulb temperature 20℃; wet bulb temperature 16℃. Inlet water temperature 20℃; outlet water temperature 25℃.

The data in this table is for reference only. Please refer to the unit nameplate parameters.

If you need special non-standard customization, please contact us

The equipment can meet the direct cooling/direct heating for battery pack and vehicle testing and testing. This equipment is mainly used for cooling and heating capacity testing. It uses variable frequency compressor with adjustable output; variable frequency fan with adjustable speed and heat dissipation; with high-precision temperature, pressure, flow sensors and built-in software, it can calculate heat exchange capacity in real time, automatically recycle and refill refrigerators, etc. It can meet the needs of battery packs of different sizes.

Send us a message about the product