Doosan DX480LC - General Description; Model Number Designation; Regulator for Axial Piston Pump

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Axial Piston Pump
REGULATOR FOR AXIAL
PISTON PUMP
General Description
Model Number Designation
KR3 S - 9 N 01
Regulator Design Series Number
Kind of flow control
O : Without flow control
N : Negative flow control
P : Positive flow control
M : Manual flow control
E : electric flow control
C : Negative flow control
(With 2-stage max. flow control)
D: Positive flow control
(With flow cut function)
FG003923
Kind of horsepower control
1 : Constant horsepower control
2 : Total cumulative horsepower control
4 : High pressure cut-off control
5 : Constant horsepower control + 
High pressure cut-off control
6 : Total cumulative horsepower control + 
High pressure cut-off control
7 : Total cumulative horsepower control + 
Variable horsepower control
Size
6 : K5V63
8 : K5V80
G : K3V112
S : K5V140
Regulator for K3V/K5V series pump
Figure 23