2-48
4.13.2 DERRICK CYLINDER CONNECTION DESTINATIONS
Port
name
Port destination Port size Note:
A Rotary joint F port G3/8 Raising
B Rotary joint D port G3/8 Lowering
C Pressure sensor 1 bottom side port G3/8 Raising side
D Pressure sensor 2 rod side port G3/8 Lowering side
4.13.3 DERRICK CYLINDER SPECIFICATIONS
Size 160 ×90-1420 st
Service pressure
Raising side 20.6 MPa
Lowering
side
20.6 MPa
Normal load
When
extended
414.2 KN
When
retracted
283.1 KN