BITZER Reciprocating Compressors 4NES-12(Y)

SEMI-HERMETIC For standard refrigerants

Universal and environmentally friendly: ECOLINE reciprocating compressors offer high cooling capacity with minimal energy requirements and are optimised for HFC, HFO and low-GWP refrigerants. The optional VARISTEP mechanical capacity control offers high part-load efficiency in medium and low temperature application.


  • Item NO.:

    4NES-12(Y)
  • Order(MOQ):

    1
  • Payment:

    EXW
  • Product Origin:

    CHINA
  • Color:

    green color
  • Shipping Port:

    Guangzhou
  • Lead Time:

    7-35days

SEMI-HERMETIC For standard refrigerants

Universal and environmentally friendly: ECOLINE reciprocating compressors offer high cooling capacity with minimal energy requirements and are optimised for HFC, HFO and low-GWP refrigerants. The optional VARISTEP mechanical capacity control offers high part-load efficiency in medium and low temperature application.



TECHNICAL DATA 


SIIP
Displacement (1450 RPM 50Hz)56,25 m3/h1986.5 CFH
Displacement (1750 RPM 60Hz)67,89 m3/h2397.5 CFH
Frequency range25..70 Hz25..70 Hz
No. of cylinder x bore x stroke4 x 70 mm x 42 mm4 x 2.76 inch x 1.65 inch
Weight146 kg322 lb
Max. pressure (LP/HP)19 / 32 bar275 / 464 psi
Connection suction line35 mm - 1 3/8''35 mm - 1 3/8''
Connection discharge line28 mm - 1 1/8''28 mm - 1 1/8''
Oil type R134a/R407C/R404A/R507A/R407A/R407FBSE32(Standard) | R134a tc>70°C: BSE55 (Option)BSE32(Standard) | R134a tc>155°F: BSE55 (Option)
Oil type R1234yfBSE32 (Standard) | R1234yf tc>70°C : BSE55 (Option)BSE32 (Standard) | R1234yf tc>70°C : BSE55 (Option)
Oil type R1234zeBSE55 (Standard) | to>15°C: BSE85K (Option) | tc>70°C: BSE85K (Option)BSE55 (Standard) | to>15°C: BSE85K (Option) | tc>70°C: BSE85K (Option)
Ölfüllung R454C/R455ABSE32 (Standard)BSE32 (Standard)


EXTENT OF DELIVERY (STANDARD)


SIIP
Motor protectionSE-B1, CM-RC-01(Option)SE-B1
Enclosure classIP66IP66
Vibration dampersStandardStandard


AVAILABLE OPTIONS


SIIP
Discharge gas temperature sensorOptionOption
Capacity control100-50% (Option)100-50% (Option)
Oil service valveOptionOption
Oil level monitoringOLC-K1 (Option)OLC-K1 (Option)
Start unloadingOptionOption
Crankcase heater0..140 W PTC (Option)0..140 W PTC (Option)
Oil charge2,60 dm³91.5 fl oz
Discharge shut-off valveStandardStandard
Suction shut-off valveStandardStandard
Capacity Control - infinite100-10% (Option)100-10% (Option)
Additional fanOptionOption


MOTOR DATA


SIIP
Motor version33
Motor voltage (more on request)380-420V PW-3-50Hz440-480V Y-3-60Hz UL
Max operating current15.9 A15.9 A
Max operating current 70Hz/400V/FI25,2 A25,2 A
Starting current (Rotor locked)69.0 A Y / 113.0 A YY126.0 A


SOUND MEASUREMENT


SIIP
Sound power level (-10°C / 45°C)76,3 dB(A) @50Hz78,8 dB(A) @60Hz
Sound pressure level @ 1m (-10°C / 45°C)68,3 dB(A) @50Hz70,8 dB(A) @60Hz
Oil service valveOptionOption
Crankcase heater0..140 W PTC (Option)0..140 W PTC (Option)
Oil level monitoringOLC-K1 (Option)OLC-K1 (Option)


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