Cable dry wet arc testing machine

YHT-RC100

1、 Main application scope and functions

Cable dry wet arc testing machine，Suitable for evaluating the anti damage ability of aviation wire insulation in arc environment, the whole machine combines the test power control with mechanical cutting device and drip device, and adopts 10 inch high-definition touch screen parameterized control; The entire device is controlled by Siemens imported PLC. Voltage, current, flow rate and other parameters are displayed on the touch screen, making it a professional wire arc resistance testing equipment.

2、 Compliant with standards:

Meets AS4373D, GJB773, ASD-STAN, PrEN6059-502 standards

3、 Usage environment

1. Altitude: ≤ 1000m

2. Environmental temperature: -30~40 ℃;

3. Environmental humidity: ≤ 85% R.H;

4. Atmospheric pressure: 80-120kPa;

5. Input power supply: 220 ± 10% VAC/50 ± 0.5Hz/2KW

6. Environmental requirements: The equipment should be used in an environment with a spatial distance of 60cm around it, no strong electromagnetic radiation sources nearby, and no flammable gases, dust, or mixtures.

7. Seismic resistance: Ground horizontal acceleration: 3m/s2; Ground vertical acceleration: 1.5m/s2;

8. Grounding resistance: ＜ 1 Ω

9. Installation location: Indoor

10. Equipment size: length 1400mm, width 830mm, height 1500mm

11. Equipment weight: 300 kilograms

4、 Equipment parameters

1. Equipment input power supply: AC220V/50HZ-2KW

2. Motor parameters: Input three-phase phase voltage of 08-118V, 400 ± 7Hz, power of 30KW;

3. Test load current: 1A ± 0.2A

4. Sample preparation: Test sample wires: 7, 5 connected to load, 2 disconnected to load

5. Voltage accuracy: 0.1V, voltage deviation ± 1%

6. Current accuracy: 0.01A, current deviation ± 1%

7. Test time: 1 to 999999999 seconds continuously adjustable;

8. Circuit breaker tripping time timer: 1 to 9999999999S

9. Testing method: dry and wet state;

10. Friction plate travel: 1-10cm continuously adjustable (standard 3.81 ± 0.3cm);

11. Friction plate motion speed: 0.5 ± 0.05cps for one reciprocating motion;

12. Adjustable up and down travel of friction plate: 0-6cm;

13. Weight added to friction plate: 250 ± 25g;

14. Drive mode: servo motor drive;

15. Protection circuit breaker: 7.5A, 5 pieces;

16. Short circuit protection circuit breaker: 30A;

17. Dropping speed: 100 ± 10mg/minute (8-10 drops) - can be operated independently using Baoding Leifu's peristaltic pump, which is equipped with a dropper and needle;

18. Controller: Siemens PLC

19. Display: Kunlun Tongtai 10 inch high-definition capacitive touch screen.

20. Test ending methods: manual end and automatic end

5、 Main components and functions of the equipment

1. Generator: Provides 20KVA power and 400/230V power supply for equipment

2. Inverter: Increase the power frequency of the generator to 400Hz.

3. Three phase motor: provides rotational power for the generator.

4. Ballast: Limit the output voltage of the generator

5. Variable resistor: a cable of a certain length in a modular circuit

6. Peristaltic pump: Drop the prepared test solution onto the sample at the set flow rate (wet arc resistant)

7. Needle: Fix the falling position of the test liquid

8. Current Transformer: Convert the collected current in the power circuit into an analog 4-20mA signal and transmit it to the PLC.

9. Voltage transmitter: Convert the collected voltage in the circuit into an analog 4-20mA signal and transmit it to the PLC.

10. Conductivity tester: Test whether the conductivity (reciprocal of resistivity) of the test solution configured meets the standard requirements.

11. PLC: Process the collected voltage, current, and solution flow signals according to a pre-set program and issue processed instructions to control the operation of the entire device

12.10-inch touch screen: Real time display of current and voltage in the three-phase circuit, as well as the flow rate of the peristaltic pump, and the ability to input required parameters on the touch screen.

13. Circuit breaker: Accept instructions from PLC to disconnect or connect circuits.

14. Indicator tower light: The top position on the right side of the equipment displays the current testing status of the equipment.

15. Lighting fixtures: Installed inside the equipment, they can provide a certain degree of illumination when the internal light is dim.

16. Exhaust fan: Exhaust harmful gases generated during the test process outdoors (through a certain length of exhaust pipe)

17. Solution tank: holds the prepared test solution and provides a solution source for the peristaltic pump (wet arc resistant)

18. Waste liquid tank: Collect the test solution (wet arc resistant) that flows down from the test during the testing process

19. Servo motor: including servo motor and servo driver, providing the power source for the reciprocating motion of the blade

20. Linear guide rail: fixed blade motion trajectory

21. Ball screw: converts the rotational motion of a servo motor into reciprocating motion

22. Dry arc specimen holder: fixed specimen

23. Wet arc bracket: fixed sample and capable of collecting waste solution