Product Introduction
With the development of society, people have higher and higher requirements for the safety and reliability of electricity. The high-voltage circuit breaker analyzer is responsible for the dual tasks of control and protection in the power system, and its performance is directly related to the safe operation of the power system. Mechanical characteristic parameter is one of the important parameters to judge circuit breaker performance. The circuit breaker analyzer factory provides convenience for dynamic analysis of various types of circuit breakers, and circuit breaker analyzer manufactures can accurately measure the mechanical dynamic characteristics of various voltage levels of high-voltage circuit breakers such as less oil, more oil, vacuum and sulfur hexafluoride. The high voltage circuit breaker is responsible for the dual tasks of control and protection in the power system, and its performance is directly related to the safe operation of the power system. Mechanical characteristic parameter supplier is one of the important parameters to judge circuit breaker performance.
Product functions
1. Circuit breaker opening/closing time testing
Precisely measures the opening time, closing time, and three-phase synchronicity of each circuit breaker contact, quickly determining whether all contacts operate consistently.
2. Circuit breaker synchronization testing
Detects the closing and opening time differences between three-phase contacts of the circuit breaker, accurately evaluating the synchronization performance of circuit breaker operation and promptly identifying phase-to-phase non-synchronization issues.
3. Circuit breaker mechanical speed testing
Measures opening speed, closing speed, maximum speed, and speed characteristics within specific time intervals, providing a basis for assessing the operating condition of the circuit breaker's mechanical mechanism.
4. Circuit breaker travel and overtravel testing
Measures total travel, contact gap, overtravel, and rebound amplitude of the circuit breaker, comprehensively analyzing the mechanical motion state of the circuit breaker contacts.
5. Circuit breaker bounce testing
Detects contact bounce time, bounce count, and bounce amplitude during the closing process of the circuit breaker, and records bounce waveforms, helping to determine contact condition and mechanical mechanism performance.
6. Opening/closing coil current testing
Measures the operating current of the circuit breaker's opening and closing coils in real time, and displays current waveforms, used to analyze the working condition of the operating mechanism and coils.
Technical parameters
Use environment | Input Power supply | 220V±10% 50Hz±10% |
Atmospheric pressure | 86～106kpa ℃ | |
Temperature | -10～45℃ | |
Humidity | ≤80%RH | |
Safety performance | Insulation resistance | >2MΩ |
Dielectric strength | Power supply on the chassis power frequency 1.5kV withstand voltage for 1 minute, no flashover and arcing | |
Basic parameters | time | Range:16000.0ms,Resolution:0.1ms error:①within 200ms,0.1ms±1 word ②200ms or above,±2% ③The same period,±0.1ms |
speed | Range:20.00m/s,Resolution0.01m/s error:①within 0～2m/s,±0.1m/s±1 digital ②2m/s or above | |
stroke | Vacuum circuit breaker：Range：50.0mm，Resolution：0.1mm，error：±0.5mm SF6 circuit breaker：Range：300.0mm，Resolution：0.1mm，error：±2mm Less oil circuit breaker：Range：600.0mm，Resolution：0.1mm，error：±2mm | |
Current | Range：20.00A, Resolution:0.01A | |
Output power supply | 12-way metal fracture | |
Fracture type | DC30 ~ 250V digital adjustable / 20A (instantaneous work) | |
Dimension and Weight | Host:360×290×280mm; 6kg annex:370mm×280mm×220mm; 9kg |
Product Features
1. Time: 12 contacts fixed opening time and closing time, in-phase same time, out-phase same time.
2. Reclose: close-open, open-close, open-close-open for each breaker; process time: 1 opening time, 1 closing time, 2 closing time, metal short circuit time, no-current time.
3. Springing: closing springing time, springing numbers, springing waveform for each breaker; rebound magnitude for each breaker.
4. Speed: instant opening, closing speed, max speed, time-range characteristic curve.
5. Range: total range, open range, over-range, overriding range, rebound magnitude.
6. Current: opening/closing current of opening/closing coil, current waveform diagram.
7. Action voltage: DC30-250V/20A digital adjustable power circuit breaker, auto finish the breaker low voltage action test, measure the breaker action voltage.
Application Scenarios
1. Substation circuit breaker on-site testing
Used for installation, commissioning, and maintenance of high-voltage circuit breakers in substations, testing mechanical characteristics such as opening/closing time, synchronization, speed, and travel.
2. High-voltage switchgear maintenance and servicing
Used for periodic maintenance and preventive testing. By testing dynamic parameters of circuit breakers, abnormalities in mechanical mechanisms, contacts, and operating mechanisms can be promptly identified.
3. Power equipment installation and commissioning
Suitable for on-site commissioning of newly installed high-voltage circuit breakers, verifying whether opening/closing operations meet technical requirements and ensuring normal performance before equipment commissioning.
4. High-voltage circuit breaker factory testing
Used by circuit breaker manufacturing enterprises for factory testing and performance inspection of products, comprehensively testing parameters such as time, speed, travel, and coil current of circuit breakers.
5. Power testing and maintenance organizations
Suitable for power testing stations, power maintenance units, and third-party testing organizations, conducting professional performance testing on high-voltage circuit breakers of different types and voltage levels.
FAQs
Q: What equipment is the circuit breaker analyzer mainly used to test?
A: The circuit breaker analyzer is mainly used for mechanical characteristic testing of high-voltage circuit breakers. It can test parameters such as opening/closing time, synchronization, speed, travel, bounce, and coil current of circuit breakers.
Q: What types of circuit breakers can the circuit breaker analyzer test?
A: The circuit breaker analyzer is suitable for various types of high-voltage circuit breakers, including minimum oil circuit breakers, bulk oil circuit breakers, vacuum circuit breakers, and SF₆ circuit breakers.
Q: Why is it necessary to test the mechanical characteristics of circuit breakers?
A: Parameters such as opening/closing time, speed, travel, and synchronization of circuit breakers affect their normal operating performance. Through mechanical characteristic testing, relevant data on equipment operating condition can be obtained in a timely manner, providing a basis for maintenance and servicing.
Q: Can the circuit breaker analyzer test the mechanical characteristics of vacuum circuit breakers?
A: Yes. The circuit breaker analyzer is suitable for mechanical characteristic testing of vacuum circuit breakers, and can test parameters such as opening/closing time, synchronization, speed, and travel.
