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Product Details:
Payment & Shipping Terms:
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| Name: | Vpi Impregnation | Type: | Vacuum Impregnation Vpi Process |
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| Effective Tank Size: | Customized | Working Pressure: | 0.6Mpa Or Customized; |
| Vacuum Degree: | 200Pa Or Customized | Warranty: | 12 Months |
| High Light: | VPI Vacuum Pressure Impregnation Equipment,Vacuum Pressure Motor Insulation Treatment,0.6 Mpa Vacuum Pressure Impregnation Equipment |
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VPI Vacuum Pressure Impregnation Equipment for Motor Insulation Treatment
1. Company Information
Our company is specialized in designing and manufacturing
industrial equipment, and providing excellent
pre-sales and post-sales service of various industrial machinery.
The company mainly supplies the following
products: VPI series vacuum pressure impregnation equipment,
FGH vacuum impregnation drying machine,
vacuum pressure impregnation equipment, water-curtain type
paint spraying chamber, assembly conveyance
line, energy-saving drying ovens, baking ovens, and others.
2. General Introduction
2.1 High vacuum pressurizing impregnating equipment is the
key equipment for insulation treatment of high voltage motors,
special anti-explosion motors, and transformers. The vacuum
impregnating treatment enhances the mechanical strength, insulation,
anti-moisture and anti-mold performance of the windings.
3.Supply Scope
| No. | Item | Q’ty |
| 1 | Vacuum impregnation tank | 1 set (vertical type) |
| 2 | Resin storage tank | 1 set (vertical type) |
| 3 | Vacuum system | 1 set |
| 4 | Resin supply and return system | 1 set |
| 5 | Hydraulic system | 1 set |
| 6 | Chilling system | 1 set |
| 7 | Heating system | 1 set |
| 8 | Control and measurement system | 1 set |
| 9 | Installation material | 1 set |
4.Technical Parameters
1. Vacuum Pressurizing Impregnating System
1.1pressurizing and impregnating cylinder, specification: customized;
1.2 working pressure: 0-0.6MPA (adjustable);
1.3 working vacuum degree: customized (usually 200Pa);
1.4 material: head: 16MnR; body: Q345-R; flange: Q-235-B forging parts;
1.5 The impregnating tank cover is opened and closed with the help of a hydraulic
mechanism. The opening, closing, locking, and unlocking are all driven by the
hydraulic cylinder. The movement signal is returned by non-contact proximity switch. The
tank opening angel is well designed so that the projection of the top point of cover casts
over the tank inner wall. In this way, when the tank cover is opened, the jobs could be
loaded into the tank easily.
1.6 The impregnating tank is equipped with overpressure alarm, and pressure safety device.
1.7 The impregnating tank is designed with one peephole light and one observation windows.
1.8 The impregnating tank is sealed by a silicon rubber ring.
1.9 The flange used for the impregnating tank is made of Q235-B forging parts.
1.10 When the impregnating tank cover is opened, the tank has safety interlock mechanism.
1.11 The tank inside is built with weight bearing stand which can bear a maximum weight of 30T.
1.12 The impregnation tank is equipped with the level transmitter.
2. Resin Storage System
2.1 insulation paint storage tank, specification: customized, 1 piece; installation type: vertical;
2.2 material for head: Q235-B; material for tank body: Q235-B; flange: Q235-B forging parts;
2.3 working vacuum: 8000-10000Pa;
2.4 The resin storage tank is designed with one peephole light and two observation windows.
2.5 This system is equipped with a mixer with speed at 25-36r/min. The motor and reducing
gear drives the paddle agitator. The mixer and its positioning devcie are easily installed.
2.6 The resin storage tank has heating and chilling function.
2.7 The tank body is designed with a 100mm coil which is filled with heating/chilling glycol
solution (condensation: 40%). The tank body is wrapped with heat preservation fiber and
stainless steel plate as cover plate.
2.8 The storage tank is equipped with the vacuum meter, the safety device, the magnetic
overturn level indicator, and low resin level alarm. The resin level is displayed on the
touch screen. When the storage tank is short of resin, the resin supply valve will be
closed automatically to prevent reverse shooting. The tank body is designed with the
temperature sensor to measure the resin temperature.
3. Vacuum System
3.1 This vacuum pumping system includes vacuum pumps, and necesssary parts.
3.2 max air suction speed: 1200L/S;
3.3 vacuum buffer system to prevent vapor from
coming into the vacuum unit.
3.4 The waste gas of the vacuum system first
goes through a mechanical trap condenser before
entering the atmosphere. The condensed liquid will be let out manually.
3.5 The vacuum valves used are of high vacuum pneumatic ones.
3.6 intelligent digital magnetic resistance vacuum meter, and absolute pressure
transmitter.
3.7 electrical contact vacuum meter, electrical contact pressure gauge.
3.8 circulation water tank, pump, valves and pipeline.
4. Hydraulic system
4.1 The hydraulic system is comprised of the hydraulic pump, oil tank, oil pipes,
motor and electro-magnetic valves.
4.2 design pressure: 16MPA, working pressure: ≤12MPa .
4.3 The hydraulic oil should be provided by the buyer.
4.4 The hydraulic mechanism is used to open, close, lock and unlock the
impregnating tank cover.
4.5 The hydraulic cylinder is set with anti-fall function, and its working speed
is adjustable.
5. Resin Supply and Returning System
5.1 Resin supply and returning process is conducted through the differential
pressure caused by the vacuum environment of the resin storage tank.
5.2 All the valves are high vacuum automatic pneumatic ball valves.
5.3 This system also includes seamless pipes, punched elbows, flanges,
and other standard parts.
5.4 The system adopts the fine and rough filtration 2-grade filter.
6. Pneumatic System
6.1 It is comprised of pneumatic triplet joints, pneumatic fittings, and solenoid valves.
6.2 Working pressure: 0.4-0.7Mpa.
6.3The air source for the valves and the impregnation tank are to be
provided by the customer.
6.4 The air source is provided by the customer.
7. Heating system
7.1 It is comprised of the electrical heater, the temperature sensor, valves, and the
pressure gauge.
7.2 Heater power: based on the size of the tank. The heater heats the circulation
water circulating in the jacket layer.
7.3 This system is used to keep the resin liquid within a certain temperature range.
7.4 The temperature is equipped with the automatic controller. There is also one
overtemperature alarm. When the actual temperature exceeds the limit valve, the
heater stops heating.
8.Chilling System
8.1 chilling machine, 1 set; power: 30Hp, 380v;
8.2 This system is comprised of the cold water tank, the pipe pump, the pressure
gauge, the expansion tank, the valves, and the pipes.
8.3 This system is used to cool the varnish storage tank and the condenser.
8.4 This system is used to cool the varnish. The heating system is in parallel
connection with the chilling system.
8.5 The ON/OFF and fault of the chilling system is shown on the touch screen.
And there is an automatic alarm on the touch screen when fault occurs.
9.Pressurizing system
9.1 Absorption dryer, 1 set;
9.2 air storage tank;
9.3 HMC precision filter, 1 set;
9.4 Air water separator, control valve, pressure gauge, pipeline, etc.
9.5 Controllable and adjustable when pressurized to 0.6MPa;
10.control system
10.1 control cabinet, 1 piece ( plastic-spraying coating); voltage: 380V, 3
phase, 50HZ;
220V, 1 phase;
10.2 PLC control and industrial computer control system ( both auto and
manual available);
PLC brand: Mitsubishi PLC;
10.3 industrial computer with 21 inch liquid
display (search and printing of vacuum degree, pressure, and resin level);
10.4 mouse operation. The touch screen is operation
friendly, and has both the operator access and manager access.
10.5 the touch screen could be connected with the printer (printer should be
prepared by customer). The touch screen has preserved this printer interface.
10.6 remote control level indicator. The resin level is monitored digitally all the
time by the control system.
10.7 Real-time recording and printing of product number and technical
parameters, parameter curves, process physical parameters: vacuum
degree - time, pressure - time, and resin level - time.
10.8 It can automatically collect and record vacuum and pressure, and has
memory function.
10.9 Display the vacuum degree, pressure and other parameters measured,
indicating the whole processing process. Store them in the form of time-pressure
and parameter curve on the computer hard disk. Keep records for a long time.
They can be inquired and printed at any time, and output user information in the
form of table (impregnation process parameters, time, operator number,
part number, etc.).
10.10 The power supply of the equipment adopts AC380V and 50HZ three-phase
four-wire system. All the main equipment and wires adopt high-quality brand
products to ensure safety and reliability.
10.11 The process of resin supplying and returning is automatic. When the fault
occurs, it can be switched to manual operation. When vacuum degree or pressure
exists in the tank, the hydraulic system doesn’t work when the operator closes
the tank cover.
10.12 It has necessary mechanical and electrical interlocking and alarm functions.
Prevent overpressure and artificial wrong operation.
11. Installation material
11.1 seamless steel pipe, 1 set;
11.2 standard flanges, and elbows;
11.3 various bolts;
12. Installation and Test Running
The seller is to provide on-site installation and test-running assistance to the seller.
The seller is also to provide the foundation drawing for the buyer.
Tools and facilities prepared by the buyer: electrical welding machine, cutting machine,
polishing machine, oxygen, acetylene, electricity, water.
Contact Person: Manager
Tel: +8615305299442
