mycom 3225**C Series Instruction Manual page 21

Table 2-2 3225**C Screw Compressor Specifications (1/2)
Items
Product mass
Low-stage swept volume
-1
@3550 min /2950 min
High-stage swept volume
-1
@3550 min /2950 min
Refrigerant
Design pressure
Capacity control (Actual load)
Rotation direction
Low-stage suction
flange
Low-stage discharge
flange
High-stage suction
flange
High-stage discharge
flange
Journal lubrication
(low-stage)
Journal lubrication
(High-stage)
Connected
Oil injection
pipe size
lubrication
Oil return Inlet
(Rotor casing)
Oil return outlet
(Low-stage Bearing
cover)
Oil return outlet
(High-stage Suction
cover)
Low-stage capacity
control
High-stage capacity
control
 Unless otherwise noted, the pressure unit MPa represents the gauge pressure
in this manual.
 For limits of working temperature and pressure, see "2.3.2 Operation Limits" in
this manual.
Compound 2-stage Screw Compressor 3225**C
M L C
kg
3290
4760
3
m /h
-1
/3960
2840
3
m /h
-1
/2360
-
MPa
%
-
-
-
-
-
-
-
-
-
-
-
-
-
2-3
2202MYJE-MY-C8-N_2018.02.
Chapter 2 Compressor Specifications and Structure
Model
M M C M S C
3240 3160
4760 4760
/3960 /3960
2380 1900
/1980 /1580
Ammonia, Hydrofluorocarbon, etc.
2.6
10 to 100
Counterclockwise viewed from motor
JIS 20K 350A (14")
JIS 20K 200A (8")
JIS 20K 200A (8")
JIS 20K 150A (6")
JIS 20K 40A (1-1/2")
JIS 20K 25A (1")
JIS 20K 20A (3/4")
JIS 20K 32A (1-1/4")
JIS 20K 32A (1-1/4")
JIS 20K 20A (3/4")
Load: Rc3/8, Unload: Rc3/8
Load: Rc3/8・Rc1/2, Unload: Rc3/8
2.3 Compressor Specifications
S L C S M C S S C
3150 3100 3020
3820 3820 3820
/3170 /3170 /3170
2840 2380 1900
/2360 /1980 /1580