JY-DY50A-T Vacuum Oven

1JY-DY50A-T Vacuum OvenPurpose:

Battery low voltage (high altitude) simulation test, all tested samples were tested under negative pressure of 11.6kPa (1.68psi)

High altitude simulation test, all tested samples are tested under low pressure

2、 Purpose

The final test result requires that the battery cannot explode or catch fire; In addition, the battery should not smoke or leak, and the battery protection valve should not be damaged

Test whether other electronic and electrical products can work normally or be damaged under low voltage

3、 According to the standard,

The final test result requires that the battery cannot explode or catch fire; In addition, the battery should not smoke or leak, and the battery protection valve should not be damaged

Test whether other electronic and electrical products can work normally or be damaged under low voltage

Meets standard: UN 38.3/UL 1642/GB 31241 (ambient temperature control during room temperature testing, no temperature control inside the box)

4、 Box specifications

1. Internal dimensions: 500 (width) x 500 (depth) x 500 (height) mm;

2. The external dimensions are approximately 800 (width) x 780 (depth) x 1650 (height) mm, subject to the actual product;

3. Partition: The inner box is divided into two layers, with two distribution boards;

4. Door opening method: Single door opening from right to left, with a 19mm thick tempered glass seal on the door;

5. Visual window: 19mm tempered glass window is installed on the door, with specifications of W250 * H300mm;

6. The internal material is 304 # stainless steel industrial plate with a thickness of 4.0mm, reinforced internally, and vacuum sealed without deformation;

7. The outer material is Q235 cold-rolled steel plate, with a thickness of 1.2mm. The powder coating treatment is applied to the inner material, which is 304 # stainless steel industrial plate with a thickness of 4.0mm. The inner material is reinforced and vacuum sealed without deformation; (Wrinkles gray white)

8. Hollow filling material: rock wool, with good insulation effect;

8. The sealing material at the entrance is: high-temperature resistant silicone strip;

10. Install movable brake casters that can be fixed in position and pushed freely;

11. The box structure is connected, and the operation panel and vacuum pump are installed on the upper part of the machine

5、 Temperature control system

1. The temperature controller is equipped with a 7-inch touch screen and PLC control from Youyi. It can be used to control the temperature through setting or program operation. It can automatically calculate and display PV/SV simultaneously, and can be set by touch (As shown in the picture)

Touch screen controller

2. Timer function: Built in timer function, timing when temperature reaches, stopping heating when time reaches, and alarm prompt at the same time;

3. Data port: USB port for downloading historical data, data mode is Excel document mode, computer connection port RS232 interface;

4. Curve: The temperature curve during operation can be viewed on the touch screen table;

5. Temperature sensor: PT100 high temperature type;

6. Control output signal: 3-32V;

7. The current controller is a PID+SSR solid-state relay;

8Heating method: Adopting a three sided heating radiation method, heating the left, right, and bottom sides of the outer wall of the inner box;

9. The heating material is: high-temperature resistant stainless steel heating tube;

10. Temperature range:Room temperature+30~200 ℃ temperature adjustable;

11. Control accuracy: ± 0.5 ℃;

12. Display accuracy: 0.1 ℃;

13. Temperature deviation: ± 5.0 ℃ (Geometric center test point of empty container)

6、 Vacuum system

1. The entrance of the machine is sealed with high-density silicone strips;

2. The vacuum degree is integrated into the touch screen display; (As shown in the picture)

Touch screen instrument panel

3. The vacuum control method is: automatic control type, which automatically stops when the vacuum reaches the set vacuum degree and starts automatically when it is lower than the set vacuum degree. This cycle works to maintain a constant vacuum degree inside the box;

4. Pressure sensor: using diffused silicon pressure transmitter; (As shown in the picture)

5. Vacuum display mode: displayed on the touch screen instrument panel;

6. Low pressure range of the machine: 5.0KPa to 101.3KPa;

7. Air pressure: 5.0KPa;

8. Control accuracy: ± 0.3KPa (≤ 5kPa), ± 1KPa (5KPa~40KPa), ± 1.5KPa (40KPa~80KPa);

9. Vacuum pressure leakage rate: about 0.8KPa per hour;

10Vacuum pump noise: within 70-75DB;

11. Vacuum pump configuration: Using German Leybold LB0020 vacuum pump, power 220V/0.75KW. (as shown in the picture)

7、 Machine power supply

1. Voltage 220V/50Hz single-phase

2. Current 25A

3. Total power 5.5KW

8、 Protection system

1. Overtemperature protection system: When the temperature is out of control and exceeds the set temperature for overtemperature protection, the heating and power supply will automatically stop, thereby protecting the safety of the product and machine.

2. Circuit protection system: grounding protection, quick safety, overload protection, circuit breaker, etc