17
C. Constant Pressure Expansion Valve
IMPORTANT
Follow the instructions in “DANGER” and “WARNING” for flammable refrigerant use
and “III. A. Refrigeration Circuit Service Information”.
1. Specifications
Model: HYP2-5VHD-1
Manufacturer:
Fuji Koki
Part Number:
P04945-01
Refrigerant: R600a
Adjustment Range:
0.01 - 0.29MPaG
Pressure Rise by Adjusting Screw:
0.039 - 0.049MPa/tum
2. Function
When the low side pressure drops, the constant pressure expansion valve opens and lets
the refrigerant flow to keep a constant pressure.
3. Construction
Fig. 6
IN (High Pressure)
Needle Valve
Cap
Adjusting
Screw
Adjusting
Spring
Diaphragm
Working
Bar
Inner Spring
OUT (Low Pressure)
Low Pressure
Close
Open
DOWN
UP
Summary of Contents for HNC-120BE-L-BH
Page 22: ...21 VI Technical Information A Dimensions Specifications 1 HNC 120BE L BLH...
Page 23: ...22 2 HNC 150BE L BLH...
Page 24: ...23 3 HNC 180BE L BLH...
Page 25: ...24 4 HNC 210BE L BLH...
Page 26: ...25 5 HNC 120BE R BLH...
Page 27: ...26 6 HNC 150BE R BLH...
Page 28: ...27 7 HNC 180BE R BLH...
Page 29: ...28 8 HNC 210BE R BLH...
Page 30: ...29 9 HNC 120BE L BH...
Page 31: ...30 10 HNC 150BE L BH...
Page 32: ...31 11 HNC 180BE L BH...
Page 33: ...32 12 HNC 210BE L BH...
Page 34: ...33 13 HNC 120BE R BH...
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Page 36: ...35 15 HNC 180BE R BH...
Page 37: ...36 16 HNC 210BE R BH...