KP30.51B0-A8K9-POF-OF-ND-HSC Fan Motor For Lovol FR560 excavator

Short Description:

PHM20.27.8L5-32S5-LGD/GD-N-PV-DBVSA hydraulic fan motor is aftermarket replacement spare part for Sany SR360R rotary drilling rig, Casappa PHM series.

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Product Detail

Product Tags

description

product parameters

Part No：KP30.51B0-A8K9-POF-OF-ND-HSC
Product Type：Fixed Displacement Hydraulic Gear Fan Motor
Applicable Equipment：Lovol FR560 Excavator
Control Mode：Fixed displacement external gear structure
Displacement：51 cc/rev
Nominal Working Pressure：24 MPa (240 bar)
Max Instantaneous Peak Pressure：28 MPa (280 bar)
Working Medium：ISO VG46 Anti-wear Hydraulic Oil
Working Temperature Range：-20℃ ~ +112℃
Main Material：Cast iron housing, hardened alloy steel gear pair, FKM fluorine rubber seal
Surface Treatment：Precision grinding, surface hardening, stress relief annealing, anti-rust coating
Shaft Specification：Original standard splined shaft
Interchangeability：1:1 OEM interchangeable, direct bolt-on installation
Product Condition：Brand new aftermarket part, 100% hydraulic bench tested

advantage

- Large displacement design provides powerful cooling capacity for heavy mining load
Large 51cc displacement delivers strong driving torque, satisfying high heat dissipation demand during continuous large-volume rock excavation of FR560 heavy excavator.
- Optimized gear meshing profile reduces vibration transmission to radiator assembly
Refined gear tooth profile minimizes flow ripple and meshing vibration, protecting radiator core and pipeline connections under long-time continuous mining operation.
- Reinforced thick cast housing resists heavy impact and thermal deformation
Thickened stress-relieved cast shell maintains structural stability under frequent pressure spikes and high ambient temperature in heavy-duty engine compartment.
- Anti-scuffing gear pair improves durability under fluctuating working pressure
Special anti-scuff treatment on gear contact surface reduces metal seizure risk under cyclic pressure fluctuation generated by heavy rock digging.
- Optimized oil port layout simplifies piping and lowers assembly stress
Rationally arranged oil ports shorten pipeline length, reducing assembly stress and fatigue cracking risk on hydraulic hoses in compact engine bay.
- Long-duration heavy-load thermal bench test simulating round-the-clock mining work
Each motor undergoes continuous heavy thermal load bench test to verify stable performance under all-day non-stop mining excavation cycles.

FAQ

Q1: Which machine does KP30.51B0-A8K9-POF-OF-ND-HSC fan motor fit?
A1: This hydraulic fan motor fits Lovol FR560 excavator. Confirm machine serial number before purchase.

Q2: What hydraulic function does this fan motor support?
A2: It provides rotary power for radiator cooling system, dynamically adjusting fan speed to control engine water temperature and hydraulic oil temperature, used for large-scale mine exploitation, heavy earthmoving and major infrastructure projects.

Q3: What are typical failure symptoms of worn fan motor?
A3: Typical symptoms: insufficient fan torque during heavy rock excavation, fan speed cannot rise under high heat load, obvious vibration during high-speed rotation, radiator cooling efficiency drop, sustained high oil temperature under long mining operation, shaft seal oil leakage.

Q4: What inspections should be done before installing new fan motor?
A4: Inspect matched fan pump, cooling circuit control valve, hydraulic hoses and filter elements. Fully flush hydraulic tank and pipelines to remove metal debris. Replace degraded hydraulic oil before assembly.

Q5: Why excavator still overheats after fan motor replacement?
A5: The fault may not come from motor. Check relief valve calibration, stuck valve spool, clogged filter, damaged seals or trapped air inside hydraulic circuit. Air bleeding must be completed after installation.

warehouse

We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.