Chongqing Lushun Scientific & Technological Development Co., Ltd. is one of the leading manufacturers and suppliers of zt-ii series portable phosphate fire resistant oil filtering cart in China. With abundant experience, we are committed to providing high quality customized products with competitive price. Please feel free to buy advanced zt-ii series portable phosphate fire resistant oil filtering cart from our factory. Also, quotation is available.
ZT-II Series Portable Phosphate Fire Resistant Oil Filtering Cart


ZT-II Series Portable Phosphate Fire Resistant Oil Filtering Cart is used for conveying phosphate fire resistant oil in power plant, topping up and pumping oil for speed regulating system while filtering oil impurities. It is matched with heating system and oil conveying in winter can be satisfied.
Technical Specification
|
Flow Rate |
20L/min |
|
Rated Pressure |
≤0.5Mpa |
|
Motor Power |
0.55KW |
|
Heating Power |
4KW |
|
Particle Contamination (NAS1638) |
≤6 Grade |
|
Net Weight |
100Kg |
|
Overall Dimension (L×W×H) |
700mmx650mmx820mm |
Advantages
High Portability Design: The entire unit is mounted on a wheeled cart structure, allowing for easy movement across different areas of a power plant. It is ideal for on-site oil refilling, extraction, and temporary filtration tasks, significantly improving maintenance response times.
Corrosion-Resistant Materials: Constructed with stainless steel and fluoro rubber seals, it ensures long-term stability when handling highly corrosive phosphate ester fire-resistant oils, preventing leaks and equipment aging.
Built-in Heating System: Equipped with a 4kW heater, it maintains oil fluidity in low-temperature winter environments, ensuring smooth oil transfer and preventing pumping difficulties or system blockages caused by increased viscosity.
High-Precision Filtration: Achieves a filtration precision of ≤ Grade 6 (NAS1638), effectively removing fine particulate impurities from the oil to protect precision hydraulic components like servo valves and extend system lifespan.
Compact and Lightweight Structure: With overall dimensions of only 700mm×650mm×820mm and a weight of 100kg, it occupies minimal space, making it suitable for narrow or mobile work environments and easy to transport and store.
Low-Noise Operation: The motor power is only 0.55kW, and the operating noise is controlled below 70dB, meeting industrial noise standards and minimizing disturbance to on-site personnel.
Application
This ZT-II Series Portable Phosphate Fire Resistant Oil Filtering Cart is primarily used in industrial fields such as electric power, petrochemicals, and metallurgy. It is specifically designed for handling highly corrosive and high-safety phosphate ester fire-resistant oils. Its core application scenarios include:
Maintenance of Power Plant Turbine Governing Systems: Used for daily oil refilling, oil extraction, and online filtration of turbine EH oil systems in thermal power plants and nuclear power stations. It ensures that precision components such as servo valves are protected from particle contamination, guaranteeing the stable operation of the unit.
Oil Transfer in Low-Temperature Winter Environments: Equipped with a built-in heating system, it maintains oil fluidity during cold seasons, preventing pumping difficulties caused by increased viscosity. It is suitable for outdoor operations in northern regions or during winter.
Mobile On-Site Emergency Purification: Thanks to its compact and lightweight structure (700×650×820mm, 100kg), it can be quickly deployed to different equipment locations for temporary oil purification or pre-filtration before new oil injection, preventing secondary contamination.
Protection of High-Precision Hydraulic Systems: With a filtration precision reaching NAS Grade 6, it is suitable for hydraulic control systems with extremely high cleanliness requirements, such as gas turbines and large rolling mills, effectively extending the service life of key components.
Dedicated Handling of Corrosive Oils: The entire machine is made of stainless steel and fluoro rubber seals, specifically designed for processing phosphate ester fire-resistant oils. This prevents seal failures or equipment corrosion that could occur with standard oil purifiers due to material incompatibility.
Flexible Operation Across Multiple Conditions: It supports pumping oil to high elevations and suction from low levels, adapting to different tank heights and on-site layouts. It is ideal for space-constrained or frequently mobile work environments, such as ships, railway locomotives, and construction machinery.



FAQ
Q:What is the primary application of the ZT-II Series Portable Phosphate Fire Resistant Oil Filtering Cart?
A:This mobile unit is specifically designed for power plants to filter impurities from phosphate ester fire-resistant oil and handle oil transfer tasks. It is primarily used to refill or extract oil from turbine governing systems (EH systems), ensuring the hydraulic fluid remains clean and functional.
Q:Can this machine operate effectively in cold winter conditions?
A:Yes, the unit is equipped with an integrated heating system. This feature warms the oil to maintain proper viscosity during winter or low-temperature environments, ensuring smooth transportation and filtration without flow issues caused by thickened oil.
Q:What are the key performance specifications of this model?
A:The ZT-II model operates with a rated flow rate of 20L/min and a rated pressure of ≤0.5MPa. It achieves a high cleanliness standard with a particle contamination level of ≤6 Grade (NAS1638), making it suitable for precision hydraulic systems.
Q:What are the power requirements and motor specifications?
A:The standard configuration runs on a 380V/50Hz power supply. It utilizes a 0.55KW motor for operation and includes a 4KW heating element. Custom power configurations can also be provided based on specific customer requirements.
Q:How portable is this oil filtering cart?
A:Designed for mobility, the unit features a compact footprint of 700mm x 650mm x 820mm and weighs approximately 100kg. Its wheeled design allows operators to easily move it between different maintenance points within a facility.
Q:Is the power supply customizable for different regions?
A:While the standard specification is listed as 380V/50Hz, the manufacturer offers customization options. Customers can request alternative voltage or frequency configurations to match their local industrial power standards.
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