2201Q4JE-MY-C9-N_2018.01.
Chapter 2 Compressor Specifications and Structure
Compound 2-stage Screw Compressor 4032**C
2.3
Compressor Specifications
2-5
Table 2-4 4032**C Outer Diameter of Low-stage M Rotor and Shaft Key Size
Symbol in
Figure 2-1
Location
Qty
Size
（
Length unit
：
mm
）
Shaft-D
Outer diameter of low-stage M rotor shaft
1
Φ 110 ±0.01
Key-W
Shaft key width of low-stage M rotor shaft
1
32
0
-0.062
Shaft +Key
Shaft key groove height of low-stage M rotor shaft
-
117
Table2-5 4032**C Connecting Port Size
Symbol in
Figure 2-1
Location
Qty
Size
F1
Low-stage gas inlet port
1
ANSI #300 16”
F2
High-stage gas inlet port
1
ANSI #300 12”
F3
Low-stage gas outlet port
1
ANSI #300 12”
F4
High-stage gas outlet port
1
ANSI #300 8”
F5
Low-stage TPTB lubricating oil inlet port
1
ANSI #300 2”
F6
Low-stage Main bearing lubricating oil inlet port
1
ANSI #300 2”
F7
Low-stage Side bearing lubricating oil inlet port
1
ANSI #300 1”
F8
Oil injection inlet port
1
ANSI #300 2-
1/2”
F9
High-stage journal lubricating oil inlet port
1
ANSI #300 2”
F10
Oil outlet port of low-stage suction cover
1
ANSI #300 1/2”
F11
Oil outlet port of low-stage bearing head
1
ANSI #300 1”
F12
Oil outlet port of high-stage suction cover
1
ANSI #300 1/2”
NPT1
Low-stage capacity control hydraulic pressure
connecting port (Loading)
1
NPT 3/4
NPT2
Low-stage capacity control hydraulic pressure
connecting port (Unloading)
1
NPT 3/4
NPT3
High-stage capacity control hydraulic pressure
connecting port (Loading)
1
NPT 1/2
NPT4
High-stage capacity control hydraulic pressure
connecting port (Unloading)
1
NPT 3/8
Cable1
Low-stage electric wires for unloader indicator
connecting port (EPB-102)
2
PF 3/4
Cable2
High-stage electric wires for unloader indicator
connecting port (EPB-102)
2
PF 3/4
Bolt-hole 1
Bolt hole for low-stage compressor leg
4
Φ39
Bolt-hole 2
Bolt hole for high-stage compressor leg
2
Φ33
