Product Description
Sany Crane Parts Solenoid Valve SV98-T39-0-N-24-DR
60241299 fits the following models:
STC250S-Y2 | STC250S-Y10 | STC300S-Y1C |
Crane Solenoid Directional Control Valve Functional Overview
This critical hydraulic component performs three primary functions in crane operations:
Flow Direction Control
Enables hook lifting/lowering and boom extension/retraction by shifting spool positions to redirect hydraulic oil flow
Manages multi-actuator systems (telescopic/luffing cylinders) through independent branch circuit control via electrical signals
Pressure Regulation
Integrates with relief valves to maintain optimal system pressure by diverting excess oil to reservoir
Prevents overpressure conditions during boom extension to protect hydraulic components
Shock Mitigation
Reduces hydraulic shock during rapid motion transitions by controlling flow change rates
Cushions sudden stops in boom movement to minimize system impact forces