Customization: | Available |
---|---|
Cooling Method: | Direct Cooling |
Certification: | UR, CE |
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High Quality Refrigeration Unit with Semi-Hermetical Compressor (4DC-7.2Y)/4des-7
New valve plate design
Motor
Capacity control
Downward compatible
Drive gear
Technical Data | |
Displacement (1450 RPM 50Hz) | 56,25 m3/h |
Displacement (1750 RPM 60Hz) | 67,89 m3/h |
No. of cylinder x bore x stroke | 4 x 70 mm x 42 mm |
Weight | 150 kg |
Max. pressure (LP/HP) | 19 / 32 bar |
Connection suction line | 42 mm - 1 5/8'' |
Connection discharge line | 28 mm - 1 1/8'' |
Oil type R134a/R407C/R404A/R507A/R407A/R407F | BSE32(Standard) / R134a tc>70°C: BSE55 (Option) |
Oil type R22 (R12/R502) | B5.2(Option) |
Motor data | |
Motor version | 1 |
Motor voltage (more on request) | 380-420V PW-3-50Hz |
Max operating current | 33.2 A |
Winding ratio | 50/50 |
Starting current (Rotor locked) | 97.0 A Y / 158.0 A YY |
Max. Power input | 19,0 kW |
Extent of delivery (Standard) | |
Motor protection | SE-B1, CM-RC-01(Option) |
Enclosure class | IP66 |
Vibration dampers | Standard |
Oil charge | 2,60 dm³ |
Available Options | |
Discharge gas temperature sensor | Option |
Start unloading | Option |
Capacity control | 100-50% (Option) |
Capacity Control - infinite | 100-10% (Option) |
Additional fan | Option |
Oil service valve | Option |
Crankcase heater | 0..140 W PTC (Option) |
Oil level monitoring | OLC-K1 (Option) |
Sound measurement | |
Sound power level (+5°C / 50°C) | 77,5 dB(A) @50Hz |
Sound power level (-10°C / 45°C) | 78,3 dB(A) @50Hz |
Sound power level (-35°C / 40°C) | 82,9 dB(A) @50Hz |
Sound pressure level @ 1m (+5°C / 50°C) | 69,5 dB(A) @50Hz |
Sound pressure level @ 1m (-10°C / 45°C) | 70,3 dB(A) @50Hz |
Sound pressure level @ 1m (-35°C / 40°C) | 74,9 dB(A) @50Hz |
Sound power level (+5°C / 50°C) R134a | 75,5 dB(A) @50Hz |
Sound power level (-10°C / 45°C) R134a | 76,3 dB(A) @50Hz |
Sound pressure level @ 1m (+5°C / 50°C) R134a | 67,5 dB(A) @50Hz |
Sound pressure level @ 1m (-10°C / 45°C) R134a | 68,3 dB(A) @50Hz |