Product Introduction
The UHV-405 Circuit Breaker Characteristic Tester is a professional testing device used for dynamic characteristic detection and analysis of high-voltage circuit breakers. It can perform mechanical characteristic testing on high-voltage circuit breakers of different voltage levels and structural types. The device is suitable for various switchgear including minimum oil circuit breakers, bulk oil circuit breakers, vacuum circuit breakers, and SF₆ circuit breakers.
Product functions
1. Opening/closing time testing
Enables synchronous measurement of the opening time, closing time, and operation time difference between interrupters of the circuit breaker, and analyzes three-phase synchronization and operation consistency between interrupters, helping users accurately assess the operating performance of the circuit breaker's opening/closing mechanism.
2. Speed and travel testing
Collects motion data during circuit breaker operation through speed sensors. It can measure key parameters such as opening speed, closing speed, just-opening speed, just-closing speed, and operating travel, and generate corresponding speed and travel characteristic curves, providing reliable data for circuit breaker mechanical performance testing and mechanism adjustment.
3. Bounce characteristic testing
Detects the bounce phenomenon of contacts during circuit breaker closing, measures bounce time, bounce count, and related waveforms, and intuitively reflects the contact closing process through test curves, helping to analyze the operating condition of circuit breaker contacts and operating mechanism.
4. Opening/closing coil current testing
Enables synchronous acquisition of the operating current of the circuit breaker's opening coil and closing coil, recording the complete current variation process and waveforms. By analyzing coil current characteristics, it assists in determining the working condition of the operating coil and circuit breaker control circuit, providing reference for equipment fault diagnosis and maintenance.
5. Dynamic resistance testing
Supports circuit breaker dynamic resistance testing, recording dynamic resistance changes and waveforms during contact movement. This function is particularly suitable for Siemens graphite contact switches, enabling dynamic resistance waveform testing on related interrupters.
6. Reclosing characteristic testing
Supports characteristic testing of the circuit breaker reclosing process. Parameters such as reclosing interval time, metal short-circuit time, and dead time can be set according to test requirements, enabling detection of the circuit breaker reclosing operation process and providing test data for reclosing performance analysis.
Características del producto
1. Control de PCI.
2. La forma de onda de resistencia dinámica se puede probar de manera confiable con la fractura del interruptor de contacto de grafito 6.
3. Tiempo: tiempo de apertura y cierre fijo de 12 contactos, en fase al mismo tiempo, desfasado al mismo tiempo.
4. Resorte: tiempo de cierre del resorte, números de resorte, forma de onda del resorte para cada interruptor; Magnitud de rebote para cada interruptor.
5. Velocidad: apertura instantánea, velocidad de cierre, velocidad máxima, velocidad de onda.
6. Rango: rango superior, rango superior.
7. Corriente: corriente de apertura/cierre de la bobina de apertura/cierre, valor actual, diagrama de forma de onda.
8. Recierre: configuración del tiempo de intervalo de recierre, tiempo de cortocircuito de metal, tiempo de intervalo sin corriente.
9. Action voltage: DC20-250V/10A (rated operating) digital adjustable power circuit breaker, setting opening/closing coil action voltage, finish the breaker low voltage action test.
10. Sensor de velocidad universal extremadamente fácil de instalar.
11. Aplicable a todo tipo de interruptores SF6 nacionales y extranjeros, combinación GIS de interruptores eléctricos, de vacío y de aceite.
12. Al cambiar una vez, obtiene todos los datos y el diagrama.
13. El host puede almacenar más de un millón de unidades de datos de prueba, un reloj en tiempo real dentro de la máquina para un fácil almacenamiento de archivo de la fecha y hora de la prueba.
14. Con la interfaz U-disk, puede guardar datos directamente en el disco U.
15. Pantalla grande, amplia temperatura, LCD retroiluminado, visualización completa de todos los datos y diagramas, ajuste electrónico del contraste del LCD, memoria de apagado.
16. Con la impresora, imprima todos los datos y el diagrama.
17. Formule el software de análisis para la apertura instantánea y la velocidad de cierre según los requisitos a analizar; es adecuado para medir la velocidad de cualquier tipo de interruptor.
Application Scenarios
1. Substation circuit breaker testing
Used for testing parameters such as opening/closing time, synchronization, speed, travel, bounce, and coil current of high-voltage circuit breakers in substations, providing data support for equipment condition monitoring and maintenance.
2. Power plant high-voltage switch testing
Suitable for installation commissioning, handover testing, and operation and maintenance of high-voltage circuit breakers and related switchgear in power plants, helping to verify whether circuit breaker mechanical operating characteristics meet equipment operation requirements.
3. GIS combined electrical apparatus testing
Can be used for mechanical characteristic testing of circuit breaker units in GIS, testing opening/closing time, speed, synchronization, and other dynamic parameters. Suitable for on-site installation, commissioning, and maintenance work.
4. High-voltage switchgear testing
Used for mechanical characteristic testing of vacuum circuit breakers and other equipment in high-voltage switchgear, enabling rapid acquisition of test data such as circuit breaker operation time, speed, travel, and coil current.
5. Circuit breaker factory inspection
Suitable for factory testing of products at high-voltage circuit breaker manufacturing enterprises. It comprehensively tests circuit breaker opening/closing time, speed, synchronization, and mechanical operating characteristics, providing a testing basis for product quality inspection.
6. Circuit breaker installation and commissioning
In newly built or retrofitted substations and power facilities, it can be used for commissioning and performance checks after circuit breaker installation, promptly identifying abnormalities in mechanical mechanisms, operating coils, and operation parameters.
FAQs:
Q: What is the circuit breaker characteristic tester mainly used for testing?
A: The circuit breaker characteristic tester is mainly used for testing the mechanical dynamic characteristics of high-voltage circuit breakers. It can test parameters such as opening/closing time, synchronization, speed, travel, bounce, opening/closing coil current, dynamic resistance, and reclosing.
Q: Can the circuit breaker characteristic tester measure the opening and closing speed of a circuit breaker?
A: Yes. Equipped with speed sensors, the device can measure the circuit breaker's opening speed, closing speed, just-opening speed, just-closing speed, and related motion curves, and analyze the test results.
Q: Can the circuit breaker characteristic tester measure opening/closing coil current?
A: Yes. The device can acquire the operating current of the opening coil and closing coil, and record the current variation process and waveforms, providing test data for analyzing the condition of the operating mechanism and control circuit.
