冷蔵室 -80°C（前室 -20°C 含む）

L&R Kältetechnik GmbH Tieftemperatur Lagercontainer -80°C

For sale is a mobile, redundant, low-temperature storage unit in a container design, consisting of an antechamber with an operating temperature of -20 °C and a storage room with an adjustable temperature up to -80 °C.

Technical data

Storage temperature (adjustable): up to -80 °C
Permissible ambient temperature: -20 °C to +42 °C
Number of refrigeration circuits: 4
Sound pressure level (1 m free field): 73 dB(A)

Refrigeration circuit – Stage 1

Refrigerant: R449A (GWP: 1,397)
Number of compressors: 2
Compressor type: semi-hermetic reciprocating compressors, frequency-controlled

Refrigeration circuit – Stage 2

Refrigerant: R508B (GWP: 13,396)
Number of compressors: 2
Compressor type: semi-hermetic reciprocating compressors, frequency-controlled

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Condenser

Number of condensers (Stage 1): 2
Heat output per condenser: 35.0 kW
Fans per condenser: 2
Fan type: EC fans, speed-controlled
Nominal air flow rate per condenser: 8,800 m³/h

Electrical data

Power consumption at operating point (total): 24.2 kW
Current consumption at operating point (total): 43.9 A
Recommended fuse rating: 2 × 63 A (CEE connector, redundant)
Power supply: 400 V / 50 Hz / 3-phase + N

Control system

PLC: Siemens S7-1214C x 2
Operating panel: Siemens TP900 Comfort, 9 inches, 16.7 million colors x 2
Operating languages: German and English

Inspection
An inspection of the system is possible at our factory at any time by prior appointment.
Upon request, the system can be put into operation during the inspection so that you can be convinced of its function and performance.

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