TF Series Self-sealing Oil Suction Filter with Pollution Alarm Transmitter
Core Features
1. Easy Installation & Simplified Pipeline Layout
Direct mounting on tank side, bottom or top; filter head exposed outside the tank, suction cylinder immersed under oil level.
Outlet is equipped with tubular or flange connectors, integrated with self-sealing valve inside the filter body.
Eliminates extra pipe fittings such as stop valves, greatly simplifying pipeline layout and cutting installation workload.
2. Built-in Self-sealing Valve for Convenient Maintenance
The self-sealing valve automatically closes when unscrewing the filter end cap or cleaning cover, isolating the oil circuit to prevent tank oil leakage during filter element replacement, cleaning or system overhaul.
Manually opening the self-sealing valve can also be used for draining oil from the tank.
3. Pollution Transmitter & Bypass Valve Improve System Reliability
Pollution transmitter alarm: When filter element clogging differential pressure reaches 0.018MPa, the transmitter sends out an alarm signal to remind users to clean or replace the filter cartridge timely.
Oil circuit bypass valve: If equipment cannot stop operation for maintenance, the bypass valve will automatically open at a differential pressure of 0.02MPa, preventing pump suction dry failure.
Users still need to shut down equipment to replace filter elements after triggering bypass protection, to sustain oil cleanliness and extend hydraulic system service life.
aPPLICATION
General‑Purpose Hydraulic Stations Central hydraulic power units for machine‑tools, automated production lines, and factory workshop equipment. It filters oil before fluid enters hydraulic pumps, lowers early‑stage wear of pumps, proportional valves and servo‑components.
Construction & Mobile Machinery Excavators, loaders, road rollers, concrete pump trucks, and off‑highway vehicles. The self‑sealing design facilitates on‑site filter replacement without draining tank oil, which drastically shortens field maintenance time.
Metallurgical & Heavy‑Duty Equipment Steel mills, forging equipment, hydraulic presses and rolling‑mill hydraulic systems. The bypass‑valve design offers emergency protection for continuous‑production equipment when operators cannot shut down the machine immediately.
Petrochemical & Power‑Generation Plants Auxiliary hydraulic systems of thermal power units, wind‑power equipment and chemical processing machinery. The differential‑pressure transmitter sends early‑warning signals for filter clogging, which realizes condition‑based maintenance and avoids unexpected downtime.
Agricultural Machinery & Port Machinery Harvesters, tractors, container reach stackers and gantry cranes. The compact tank‑side installation saves internal tank space, and low‑resistance structure guarantees adequate oil supply under high‑load working conditions.
Injection‑Molding and Rubber‑Making Machines Hydraulic circuits of plastic injection machines and extruders. It keeps hydraulic oil clean, stabilizes the precision of mold‑actuating cylinders and prolongs the service life of the whole set of equipment.
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