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Leica CM3050S – Cryostat
4. Instrument properties
Operating temperature range (ambient temperature): + 18°C to + 40°C. All specifications related to tempe-
rature are valid only up to an ambient temperature of + 22°C and relative air humidity of less than 60%!
Refrigeration system 50 Hz 60 Hz
Cryochamber
Temperature selection range 0° C to -40°C (+ 2 K / - 0 K) 0° C to -40°C (+2 K / - 0 K)
Defrosting Automatic hot-gas defrost cycle, Automatic hot-gas defrost cycle,
programmable in 15-min increments; programmable in 15-min. increments;
1 automatic defrost cycle per 24 hours. 1 automatic defrost cycle per 24 hours.
Duration: 6 - 12 minutes Duration: 6 - 12 minutes
Manual defrost cycle Manual defrost cycle
Refrigeration capacity 690 W 690 W
Safety factor 3 3
Refrigerant 280 g ±5g refrigerant R 404A * 280 g ±5g refrigerant R 404A*
Compressor oil 0.6 l EMKARATE RL-22S, ICI * 0.6 l EMKARATE RL-22S, ICI *
Quick-freeze shelf
Maximum temperature - 43°C (+ 0 K / - 2 K) - 43°C (+ 0 K / - 2 K)
Number of quick-freeze stations 10 10
Specimen cooling (Option)
Temperature range -10° C to -50°C ±3K -10° C to -50°C ±3K
Defrosting Manual defrost cycle (electric) Manual defrost cycle (electric)
Refrigeration capacity 320 W 320 W
Safety factor 3 3
Refrigerant 185 g ±5g refrigerant R 404A * 185 g ±5g refrigerant R 404A *
Compressor oil 0.4 l alpha 22, Kyodo * 0.4 l alpha 22, Kyodo *
or RENISO E22, Fuchs * or RENISO E22, Fuchs *
Type CM3050S-10 CM3050S-1 CM3050S-8 CM3050S-9
Marks of conformity - - - -
Nominal voltage 100 V AC ±10% 230 V AC ±10% 240 V AC ±10% 100 V AC ±10%
Nominal frequency 50 Hz 50 Hz 50 Hz 60 Hz
Power draw 1800 VA 1800 VA 1800 VA 1800 VA
Max. start-up current for 5 sec 35 A eff. 25 A eff. 25 A eff. 30 A eff.
Protective fuse I I I I
Automatic cutout T15A M3 T10A T1 T10A T1 T15A M3
Pollution degree 2222
Overvoltage installation category II II II II
Heat emission (max.) 1800 J/s 1800 J/s 1800 J/s 1800 J/s
4.2 Technical Data