Industry Cryogenic Freezer, ultra low temperature freezer manufacturer and supplier in China

Application:
It is mainly used in industrial refrigerating treatment, so that the matrix of the metal structure to generate a uniform, fine and dispersed precipitation. The precipitation of carbide will improve the abrasion resistance, friction performance and increase hardness of metal. The carbide is the ideal alternative to liquid nitrogen.

For the copper sleeve and bearings contracting, it is widely used in precise mechanical assembly. Applied to large scale equipment(cars, large engineering machineries, aircraft component, Aerospace equipment parts, Military equipment parts etc.) lower temperature test.

Features:

Microcomputer control, cascade temperature controller, digital temperature display, 0.1°C regulation, operation temperature range between -20 °C ~ -125 °C adjustable.
Multi-safety protection, more reliable operation.
Compressor from TECUMSEH, DANFOSS and EMERSON, automatic cascade refrigeration technology.
With self-diagnosis function, freezer overload protection, high pressure switches, overload relays, thermal protection device and other security functions, and fully guarantee the use of safety.
Three sealed mold layer of insulation, Extra-thick high-density polyurethane foam insulation layer, the effect of good insulation; Inline vacuum insulation panels.
Human design, more convenient and flexible.
Suitable for mechanical producing plant use.
Large condenser design, fully guaranteed plant environment cooling effect.
Wide volume ratio design, large load capacity design.
Can be set to open compressors and compressor off temperature.
Fault alarm (over-temperature alarm, sensor alarm, high alarm, overheat alarm compressor.
Delay boot protection.
So grounding components safely.
LED display, clear display inside temperature and the desire temperature; can set the overtemperature alarm and the inside temperature, fault prompt functions.
Non-standard sizes can be customized, Ultra-low temperature freezer (can be produced within -100°C 100 cubic).
Power supply: 380V/50Hz, can be changed to other standard.
Optional equipments: PLC controller, color touch-screen, temperature recorder etc.

Specifications:

Model	Capacity	Temp. range °C	Carrying capacity	Cooling	Refrigerant	Working size (LWH) mm	Dimensions (LWH) mm
MR-DF-IR-6528	280L Upright	-65~-20	150kg	Air-cooled	R404A R23	610600760	115011501750
MR-HF-IR-6528	280L Chest	-65~-20	150 kg			800600600	210011001050
MR-DF-IR-6540	400L Upright	-65~-20	220 kg			800600850	130011501800
MR-HF-IR-6550	500L Chest	-65~-20	250 kg			1200650650	260011001100
MR-DF-IR-6580	800L Upright	-65~-20	300 kg			10008001000	150013501950
MR-HF-IR-6580	800L Chest	-65~-20	300 kg			1300800800	270012501200
MR-HF-IR-65A2	1600L Chest	-65~-20	1000 kg			2000900900	370014001300
MR-DF-IR-8028	280L Upright	-80~-20	150kg	Air-cooled Water-cooled	R404A R23	610600760	115011501750
MR-HF-IR-8028	280L Chest	-80~-20	150 kg			800600600	210011001050
MR-DF-IR-8040	400L Upright	-80~-20	220 kg			800600850	130011501800
MR-HF-IR-8050	500L Chest	-80~-20	220 kg			1200650650	260011001100
MR-DF-IR-80A0	1000L Upright	-80~-20	350 kg			100010001000	150015501950
MR-HF-IR-80A0	1000L Chest	-80~-20	350 kg			1400850850	280013001250
MR-HF-IR-80A2	1600L Chest	-80~-20	1000 kg			2000900900	380014001300
MR-DF-IR-A040	400L Upright	-105~-60	220 kg	Air-cooled Water-cooled	R404A R23 R14	800600850	130011501800
MR-HF-IR-A050	500L Chest	-105~-60	220 kg			1200650650	260011001100
MR-DF-IR-A0A0	1000L Upright	-105~-60	350 kg			100010001000	150015501950
MR-HF-IR-A0A0	1000L Chest	-105~-60	350 kg			1400850850	285013001250
MR-HF-IR-A0A2	1600L Chest	-105~-60	1000 kg			2000900900	380014001300
MR-HF-IR-A228	280L Chest	-120~-60	150 kg	Air-cooled Water-cooled	R404A R23 R14	800600650	220011001100
MR-HF-IR-A240	400L Chest	-120~-60	220 kg			1200650650	260011501100
MR-HF-IR-A2A0	1000L Chest	-120~-60	350 kg			1400850850	280013001250
MR-HF-IR-A350	500L Chest	-135~-80	300 kg	Air-cooled Water-cooled	R404A R23 R14 R50	1200650650	260011001100
MR-HF-IR-A3A0	1000L Chest	-135~-80	500 kg			1500800800	290013001250
MR-HF-IR-A550	500L Chest	-150~-90	300 kg			1200650650	260011001100
MR-HF-IR-A5A0	1000L Chest	-150~-90	500 kg			1500800800	290013001250

Common Configuration:

Item Name	Description
Controller	ASET multifunctional controller
Operation panel	7-inch color touch screen , display set temperature, measured temperature.
Temp. record	Temperature curve and fault record , U-disk data export, excel format.
Compressor	Emerson Copeland , adopt cascade refrigeration technology
Intermediate heat exchanger	KAORI Plate heat exchanger
Dry filter	Emerson
Expansion valve	Electronic expansion valve
Evaporator	Copper-tube with aluminum-fin
Cooling Type	Air-cooled with water-cooled auxiliary functions (Ensure good cooling capacity when temp. above 30°C)
Means of insulation	Polyurethane foam insulation, thermal insulation layer 150 mm, with embedded VIP boards
Safety Protection	Self-diagnosis function;Phase sequence phase failure protection; leakage protector; cooling unit overload protection; high and low pressure switch, overload relay, thermal protection device, high temperature protection and temperature fault protection.
Case material	Outside is cold rolled steel painting, internal is SUS304 wire drawing board.

Optional

Item No.	Description
MRIR0001	High temperature to +80°C/+150°C and temperature accuracy is ±0.5°C, The input power will be changed.
MRIR0002	Temp. accuracy ±0.5°C
MRIR0003	Cooling and heating with program controlled, meet cold treatment process requirements(can set 5 programs, each program can edit 45 steps.)
MRIR0004	Interior door, reduce cooling capacity lost when pick small workpieces (temperature below 60°C optional)
MRIR0005	Outside SUS304 wire drawing board case
MRIR0006	Diameter 50mm cable hole
MRIR0007	Electric heating vacuum glass observation window (with lighting) 200mm*300mm
MRIR0008	Low temperature automatic defrost (can be once per hour or use manual button to defrost), ensure it can work at low temperature for long time even the door is open and close frequently)

MR-DF-IR/MR-HF-IR Series Industry Cryogenic Freezer, rapid cooling tech, electric door open/close, heavy load capacity

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