Vacuum Pressurizing Impregnation (VPI) System for Motor Windings 

Advanced Industrial VPI Equipment for High-Voltage Motors and Transformers

Our high-capacity vacuum pressurizing impregnation system (VPI system) is designed to deliver superior insulation for high-voltage motors, special anti-explosion motors, and transformer coils. This industrial VPI equipment improves mechanical strength, electrical insulation, moisture resistance, and mold protection of windings, ensuring long-term reliability and efficiency in motor and transformer production.

The system provides vertical installation, along with on-site installation, commissioning, and operator training. Complete foundation drawings, manuals, and technical documentation are included to streamline setup and maintenance. This automated resin impregnation system is ideal for motor manufacturing plants, transformer production lines, and anti-explosion motor assembly workshops.

Supply Scope of the VPI System

The full VPI system package includes:

1. Vacuum Pressurizing Impregnating System with high-capacity impregnation tank

2. Resin Storage and Circulation System with precise heating and cooling control

3. Multi-stage Industrial Vacuum System with buffer tanks

4. Hydraulic System for automatic tank cover operation

5. Pressurizing System including air compressor, dryer, filters, and storage tank

6. Cooling System for temperature-regulated resin management

7. Heating System for maintaining optimal resin viscosity

8. Pneumatic System supplying dry air for valves

9. Resin Supply and Return Valve System for automated resin circulation

10. Electrical Control System with PLC automation, LCD interface, and data logging

11. Complete Installation Materials

Key Specifications of Vacuum Pressurizing Impregnation Equipment

Benefits of Our High-Capacity VPI Equipment

• Ensures complete insulation for high-voltage motors and anti-explosion motors

• Provides uniform transformer resin impregnation with high precision

• Automated resin circulation, heating, and cooling for process efficiency

• Integrated vacuum and pressurization control for deep resin penetration

• Real-time monitoring, data logging, and printing for quality traceability

• Safety features including overpressure alarms, explosion-proof sight windows, and hydraulic interlocks

• Designed for easy maintenance, including on-site training, foundation drawings, and detailed manuals

Compliance and Warranty

• Manufacturing Standards: GB150-1998, JB/T4709-2000, JB/T7674-95

• Warranty: 13 months from shipment (excluding misuse, force majeure, or intentional damage)

This high-efficiency VPI system is ideal for motor manufacturers, transformer producers, and industrial insulation facilities. With advanced vacuum pressurizing technology, automated resin circulation, and precise temperature control, it guarantees superior insulation, process consistency, and reliable motor and transformer performance.