Product Name

Ultra-low Temperature Freezer

Model

LJ-6W

LJ-10W

LJ-15W

LJ-20W

LJ-30W

Temperature range ℃

-45°C~ -10°C

Cooling Capacity

At -20°C

12kW

20kW

30kW

40kW

60kW

10320Kcal/h

17200Kcal/h

25800Kcal/h

34400Kcal/h

51600Kcal/h

Cooling Capacity

At -40°C

6kW

10kW

15kW

20kW

30kW

5160Kcal/h

8600Kcal/h

12900Kcal/h

17200Kcal/h

25800Kcal/h

Circulation Pump

6.6m³/h

2.5bar max

9m³/h

2.5bar max

15m³/h

2.5bar max

15m³/h

2.5bar max

25m³/h

2.5bar max

Inlet & outlet

connection size

DN-25 PN-10

DN-25 PN-10

DN-32 PN-10

DN-32 PN-10

DN-40 PN-10

Water-cooled type W

(cooling water at 30℃)

8m³/h

10m³/h

16m³/h

20m³/h

25m³/h

Cold storage tank (optional)

200L

350L

500L

750L

1000L

Expansion Tank (standard)

100L

175L

250L

350L

500L

Compressor

Standard: Copeland
Optional: BOCK piston compressor

Operation Panel

7-inch color touch screen display, temperature curve record, data export to excel format.

Control system

Standard: Single-chip microcomputer controller; Stepping control;

Set temperature difference of refrigeration on & off.

Optional: SIEMENS S7-200PLC&Module

Closed
circulation system

The whole system is a 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.

Circulation pump

Standard: Direct type magnetic pump

Optional: Increase the pipeline magnetic pump pressure in the pipeline

Evaporator

Standard: Braze welding plate heat exchager (BPHE)

Optional: Stainless steel tube heat exchanger

Condenser

Shell and tube type water cooled condenser

Intermediate heat exchanger

KAORI Plate heat exchanger

Dry Filter

Emerson

Drying filter core

Emerson

Expansion valve

Emerson

FDF

Emerson

Oil separator

Emerson

Pressure protector

Emerson

Reservoir

Standard: RSP

Optional: Emerson

Sight glass

Standard: SANHUA              Optional: Danfoss

Refrigeration ball valve

Standard: SANHUA              Optional: Danfoss

Electric

Schneider AC contactor, Schneider intermediate relay

Refrigerant

R404A

Secondary refrigerant

No corrosive liquid, ethanol water, ethylene glycol aqueous solution, heat transfer oil etc.

Safety protection

High pressure protect; Water supply cut-off protection; Over-current protection;

Leakage protection; Sequential and phase failure protection; High temperature protection;

Sensor Failure protection; Liquid low level protection etc. muti-safety protection.

Level Indicator

Adpot glass liquid level indication

Piping material

SUS304

Expansion tank material

SUS304

Case material

Steel channel + Square tube + Cold-rolled blanking plate  painting

Product size

160*100*165

180*120*175

180*120*175

205*145*175

205*145*175

Power

380V 50HZ

10kW max

380V 50HZ

14kW max

380V 50HZ

22kW max

380V 50HZ

31kW max

380V 50HZ

45kW max

HP

12HP

15HP

25HP

35HP

50HP

dB

Within 75dB

Within80dB

Weight

800kg

950kg

1100kg

1350kg

1500kg

Product Name

Ultra-low Temperature Freezer

Model

LJ-40W

LJ-60W

LJ-90W

LJ-120W

LJ-180W

Temperature range ℃

-45°C~ -10°C

Cooling Capacity

At -20°C

80kW

120kW

180kW

240kW

360kW

68800Kcal/h

103200Kcal/h

154800Kcal/h

206400Kcal/h

309600Kcal/h

Cooling Capacity

At -40°C

40kW

60kW

90kW

120kW

180kW

344000Kcal/h

51600Kcal/h

77400Kcal/h

103200Kcal/h

154800Kcal/h

Circulation Pump

25m³/h

2.5bar max

25m³/h

2.5bar max

35m³/h

2.5bar max

35m³/h

2.5bar max

50m³/h

2.5bar max

Inlet & outlet

connection size

DN-40 PN-10

DN-40 PN-10

DN-50 PN-10

DN-50 PN-10

DN-65 PN-10

Water-cooled type  W

(cooling water at 30℃)

30m³/h

38m³/h

55m³/h

70m³/h

100m³/h

Cold storage tank (optional)

1200L

1500L

2200L

3000L

4000L

Expansion Tank (standard)

600L

750L

1000L

1350L

1800L

Compressor

Standard: HANBELL screw compressor
Optional: Bitzer screw compressor

Operation Panel

7-inch color touch screen display, temperature curve record, data export to excel format.

Control system

Standard: Single-chip microcomputer controller; Stepping control; Set temperature difference of refrigeration on & off.

Optional: SIEMENS S7-200PLC&Module

Closed
circulation system

The whole system is a 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.

Circulation pump

Standard: Direct type magnetic pump

Optional: Increase the pipeline magnetic pump pressure in the pipeline

Evaporator

Standard: Braze welding plate heat exchager (BPHE)

Optional: Stainless steel tube heat exchanger

Condenser

Shell and tube type water cooled condenser

Intermediate heat exchanger

KAORI Plate heat exchanger

Dry Filter

Emerson

Drying filter core

Emerson

Expansion valve

Emerson

FDF

Emerson

Oil separator

Emerson

Pressure protector

Emerson

Reservoir

Standard: RSP

Optional: Emerson

Sight glass

Standard: SANHUA              Optional: Danfoss

Refrigeration ball valve

Standard: SANHUA              Optional: Danfoss

Electric

Schneider AC contactor, Schneider intermediate relay

Refrigerant

R404A

Secondary refrigerant

No corrosive liquid, ethanol water, ethylene glycol aqueous solution, heat transfer oil etc.

Safety    protection

High pressure protect; Water supply cut-off protection; Over-current protection;

Leakage protection; Sequential and phase failure protection; High temperature protection;

Sensor Failure protection; Liquid low level protection etc. muti-safety protection.

Level Indicator

Adpot glass liquid level indication

Piping material

SUS304

Expansion tank material

SUS304

Case material

Steel channel + Square tube + Cold-rolled blanking plate  painting

Product size

235*145*175

245*145*205

350*150*205

350*150*205

450*200*205

Power

380V 50HZ

61kW max

380V 50HZ

86kW max

380V 50HZ

127kW max

380V 50HZ

167kW max

380V 50HZ

247kW max

HP

70HP

100HP

150HP

200HP

300HP

dB

Within 90dB

Weight

1800kg

2400kg

3100kg

3600kg

5000kg