Bitzer 4VC-10.
BITZER Software v6.4.3 rev1353 11.06.2015 / All data subject to change. 2/4
Compressor Selection: Semi-hermetic Reciprocating Compressors
Input Values
Compressor model (4VC-10.2Y) Suction gas temperature 20,00 °C
Mode Refrigeration and Air Operating mode Auto
conditioning
Refrigerant R404A Power supply 400V-3-50Hz
Reference temperature Dew point temp. Capacity Control 100%
Liq. subc. (in condenser) 0K Useful superheat 100%
Result
Q [W] Cooling capacity COP [ - ] COP/EER
Q* [W] Cooling capacity * COP* [ - ] COP/EER *
P [kW] Power input m [kg/h] Mass flow
I [A] Current Op. Operating mode
Qc [W] Condenser Capacity th [°C] Discharge gas temp. w/o cooling
tc to 10°C 0°C -10°C -20°C -30°C -40°C -50°C -60°C
30°C Q [W] -- 32801 22423 14613 8814 4583 -- --
Q* [W] 32801 22423 14613 8814 4583
P [kW] 7,01 6,41 5,45 4,27 3,00
I [A] 12,87 12,04 10,77 9,33 8,02
Qc [W] 39808 28830 20062 13080 7583
COP [ - ] 4,68 3,50 2,68 2,07 1,53
COP* [ - ] 4,68 3,50 2,68 2,07 1,53
m [kg/h] 834 558 358 214 110,2
Op. Standard Standard Standard Standard Standard
th [°C] 61,9 74,8 89,2 106,5 131,3
40°C Q [W] -- 27611 18677 11945 6958 3352 -- --
Q* [W] 27611 18677 11945 6958 3352
P [kW] 8,18 7,14 5,80 4,31 2,80
I [A] 14,55 13,06 11,23 9,38 7,84
Qc [W] 35788 25816 17748 11267 6149
COP [ - ] 3,38 2,62 2,06 1,62 1,20
COP* [ - ] 3,38 2,62 2,06 1,62 1,20
m [kg/h] 792 523 329 189,1 90,3
Op. Standard Standard Standard Standard Standard
th [°C] 73,0 86,1 100,8 118,7 0
50°C Q [W] -- 22475 15021 9410 5286 2355 -- --
Q* [W] 22475 15021 9410 5286 2355
P [kW] 9,13 7,68 6,01 4,26 2,57
I [A] 15,94 13,84 11,50 9,32 7,65
Qc [W] 31600 22705 15420 9542 4923
COP [ - ] 2,46 1,96 1,57 1,24 0,92
COP* [ - ] 2,46 1,96 1,57 1,24 0,92
m [kg/h] 749 486 299 165,4 73,0
Op. Standard Standard Standard Standard Standard
th [°C] 84,2 97,5 112,7 131,5 0
-- No calculation possible (see message in single point selection)
*According to EN12900 (20°C suction gas temp., 0K liquid subcooling)
Application Limits 100%
Legend
additional cooling & suction gas
superheat ≤20K
additional cooling or max. toh
<0°C
M1: motor 1
M2: motor 2
Bitzer 4VC-10.2
BITZER Software v6.4.3 rev1353 11.06.2015 / All data subject to change. 3/4
Technical Data: (4VC-10.2Y)
Dimensions and Connections
Technical Data
Technical Data
Displacement (1450 RPM 50Hz) 34,73 m3/h
Displacement (1750 RPM 60Hz) 41,92 m3/h
No. of cylinder x bore x stroke 4 x 55 mm x 42 mm
Weight 141 kg
Max. pressure (LP/HP) 19 / 28 bar
Connection suction line 28 mm - 1 1/8''
Connection discharge line 22 mm - 7/8''
Oil type R134a/R407C/R404A/R507A/R407A/R407F tc<55°C: BSE32 / tc>55°C: BSE55 (Option)
Oil type R22 (R12/R502) B5.2 (Standard)
Oil type R290/R1270 SHC226E (Standard)
Motor data
Motor voltage (more on request) 380-420V PW-3-50Hz
Max operating current 21.0 A
Winding ratio 50/50
Starting current (Rotor locked) 59.0 A Y / 99.0 A YY
Max. Power input 11,3 kW
Extent of delivery (Standard)
Motor protection SE-B1
Enclosure class IP65
Vibration dampers Standard
Oil charge 2,60 dm³
Available Options
Discharge gas temperature sensor Option
Start unloading Option
Capacity control 100-50% (Option)
Additional fan Option
Oil service valve Option
Crankcase heater 0..140 W PTC (Option)
Oil pressure monitoring MP54 (Option), Delta-PII (Option, not for R290/R1270)
Sound measurement
Sound power level (+5°C / 50°C) 71,5 dB(A) @ 50Hz
Sound power level (-10°C / 45°C) 72,5 dB(A) @ 50Hz
Sound power level (-35°C / 40°C) (77,5) dB(A) @ 50Hz
Sound pressure level @ 1m (+5°C / 50°C) 63,5 dB(A) @ 50Hz
Sound pressure level @ 1m (-10°C / 45°C) 64,5 dB(A) @ 50Hz
Sound pressure level @ 1m (-35°C / 40°C) (69,5) dB(A) @ 50Hz
