Type : ULT-25N
Specification :
| 1.Application, Rating and Electric Data | |||
| ▪ | Application | : | Storage of general (non-flammable) |
| laboratory materials | |||
| ▪ | Storage Volume | : | 25 liters (0.9 cu.ft.) |
| ▪ | Storage Capacity | : | 18 standard 2" boxes |
| ▪ | Temp. Range | : | -86°C to -20°C @ 32°C (90°F) ambient, |
| uniformity ± 0.75°C top to bottom, adjustable in 1°C | |||
| increments Presets for -86°C, -40°C and -20°C | |||
| ▪ | Electric Power | : | 120V or 240V, AC; 60Hz or 50Hz; |
| or 12V DC from mobile source | |||
| ▪ | Max. Power | : | 280 watts (3.6 amps @120V, 1.8 amps @240V ) |
| ▪ | Auto-Voltage C | : | 88V to 264V, 50 or 60 Hz |
| ▪ | Electric Rating | : | 15 amp or greater grounded circuit |
| ▪ | Certification | : | CE |
| ▪ | Noise | : | Typical of laboratory equipment |
| 2.Controller: | |||
| ▪ | Controller Type | : | Microprocessor controls |
| ▪ | Security | : | Lockable lid |
| ▪ | Alarms | : | Setpoint ± 10°C Warm and Cold |
| ▪ | Control Sensor | : | One RTD (PT100 Class B) |
| 3.Refrigeration System | |||
| ▪ | Cooling Engine | : | Humm™ helium charged free-piston Stirling engine |
| with continuous modulation | |||
| ▪ | Heat Transport | : | Gravity driven thermosiphon operates on a cooling |
| medium of 0.4 oz to 0.9 oz (10 to 25 grams) | |||
| depending on medium used | |||
| ▪ | Refrigerant | : | R-508B nonflammable CFC/HCFC-Free |
| ▪ | Evaporator | : | Cold wall (inner liner) |
| ▪ | Defrost Method | : | Manual |
| 4.Performance Data, Empty Cabinet | |||
| ▪ | Steady Energy | : | < 2.8 kWh/day at -80°C Setpoint |
| ▪ | Heat Dissipation | : | 403 BTU/h (load to HVAC) at -80°C Setpoint |
| ▪ | Pull-Down | : | from 25° C Ambient : 2,2 hours |
| ▪ | Warm-Up -80°C | : | 30 minutes to -60°C |
| : | 70 minutes to -40°C | ||
| : | 130 minutes to -20°C | ||
| 5.Dimensions and Construction | |||
| ▪ | Interior | : | (L x W x D) 332 x 221 x 340 mm |
| ▪ | Exterior | : | (L x W x D) 692.5 x 350 x 460 mm |
| ▪ | Net Weight, | : | Empty 21 kg (46 lbs.), nominal |
| ▪ | Shipping Weight | : | 26.3 kg (58 lbs.), nominal |
