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4K Cryocoolers

KDE420SA (4K)

KDE420SA (4K)

SPECIFICATION:

Coldhead Type KDE418S4
Lowest Temperature  3.5K
Cooling Capacity (50Hz) First Stage Second Stage
42W @ 50K 1.9W @ 4.2K
Cooldown Time2nd stage):  60min.(4.2K)
Weight Coldhead Compressor
19 kg 118 kg
Compressor Type KDC6000V
Power Consumption(50Hz) Steady Cooldown
6.5kW 7.2kW
Cooling Type: Water
Cooling Water Requirement  7 L/min
Standard Flexline 20A×20m
Maintenance Interval Coldhead
18 months

 

Environmental Requirement

Item Operating Storage
Ambient Temperature 4-40  -20-65 
Relative Humidity 30%-70% 10%-90%

(Requiring No-condensing)

Ambient atmospheric pressure 70kPa~110kPa 20kPa~110kPa

Outline Drawing:

Typical Load Map: