HV Circuit Breaker Tester

HV Circuit Breaker Tester

HM6080 Circuit Breaker Analyzer is a special instrument which development and manufacture by our company for various high voltage switching action characteristic test, it can measure accurately the mechanical dynamic characteristic parameters of low oil,high oil,vacuum,SF6 and so on high voltage circuit breaker with various voltage classes.the instrument adopted large screen display,English hints man-machine conversation mode,English display results and print out, has advantages of intelligentize, multi-functional,accurate data,strong anti-interference,easy operation,small size,light weight,nice appearance.
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Description
Technical Parameters

Product Overview & Application Scenarios

 

Product Overview

HM6080 Circuit Breaker Analyzer is a special instrument which development and manufacture by our company for various high voltage switching action characteristic test, it can measure accurately the mechanical dynamic characteristic parameters of low oil,high oil,vacuum,SF6 and so on high voltage circuit breaker with various voltage classes.the instrument adopted large screen display,English hints man-machine conversation mode,English display results and print out, has advantages of intelligentize, multi-functional,accurate data,strong anti-interference,easy operation,small size,light weight,nice appearance.

 

Key Features & Advantages

 

1.Suitable for all model SF6 switch,GiS composite apparatus,vacuum switch,oil switch's mechanical characteristic test.
2.Excellent anti-interference ability,even under condition of near the 500KV transformer substation bypass bus bar is charged,it can finish test easily and output accurate results.
3.Large screen,HP series,direct perspective,background light liquid crystal,all English display all data and diagram,electric adjustment of liquid crystal contrast,power off memory.
4.English menu operation,easy to use,the instrument has built-in printer,print out all data and diagram at any time.

 

Additional Information

 

1. Environmental Conditions
Operating Temperature:​ -10°C to +50°C (14°F to 122°F)
Storage Temperature:​ -20°C to +70°C (-4°F to 158°F)
Relative Humidity:​ < 80% (Non-condensing)
Altitude:​ < 2000 meters (6560 feet)+

 

2. Electrical & Safety Conditions
Power Supply:
Internal Battery:​ Typically a rechargeable Li-ion battery pack.
External Charger/Adapter:​ As specified by the manufacturer (e.g., 100-240V AC, 50/60Hz). Only use the provided charger.
Earthing (Grounding):​ The analyzer and the circuit breaker under test MUST be properly grounded.

 

3. Physical & Usage Conditions
Ingress Protection (IP):​ Typically IP20​ or similar for the main unit.
Mechanical Stress:​ Protect the instrument from severe shock, vibration, and strong magnetic or electric fields.
Positioning:​ Ensure the instrument is placed on a stable, flat surface during operation to prevent it from falling. The test leads and cables should be routed neatly to avoid tripping hazards.

 

Maintenance & FAQs

Q:What is the main purpose of the HM6080 Circuit Breaker Analyzer?

A:The HM6080 is a comprehensive testing instrument used to verify the mechanical and electrical performance of medium and high-voltage circuit breakers. Its key functions include measuring:

Timing Parameters:​ Close/open time, close-open time, tripping time.

Travel & Speed:​ Contact travel, rebound, and opening/closing speed.

Coil Currents:​ Current waveforms of the opening and closing coils to diagnose solenoid and electrical circuit health.

Contact Resistance:​ Main contact health via a built-in micro-ohmmeter.

Q: What types of circuit breakers can the HM6080 test?

A: It can test almost all types, including:

By Medium:​ Vacuum, SF6 (sulfur hexafluoride), and Oil (Bulk and Minimum Oil) circuit breakers.

By Poles:​ Single-phase and three-phase breakers.

By Operation Mechanism:​ Spring-operated, hydraulic, pneumatic, and magnetic mechanisms.

Q:What's included in the standard package?

A:Typically, the package includes:

HM6080 Mainframe

Timing & Travel Kits (6 timing channels, travel sensor)

Coil Current Probes (for opening/closing coils)

Grounding cable and safety leads

Power adapter/charger

Rugged carry case

User manual and calibration certificate.

Q: How do I connect the travel sensor?

A:The connection method depends on the breaker type. Common methods include:

Adapter Rod:​ Connects directly to the breaker's moving contact rod.

String Potentiometer:​ A string is attached to the moving part, which retracts as the breaker opens.

Angular Sensor:​ For mechanisms with rotary motion.

The manual provides specific connection diagrams for each type.

 

Q: Why are my timing readings unstable or incorrect?

A: Common causes include:

Loose Connections:​ Ensure all test leads and sensors are securely connected.

Sensor Issues:​ The travel sensor may be slipping or not properly aligned.

Incorrect Settings:​ Verify the number of poles, expected times, and trigger settings in the software.

Low Battery:​ A low battery can cause erratic behavior.

 

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Technical Specifications

Technical parameters

Operating environment

Input power supply: 220V±10% 50Hz±10%

Atmospheric pressure: 86~106kPa

Temperature: -10~40℃

Humidity: ≤80%RH

Safety performance

Dielectric strength: Power on power frequency 1.5KV pressure for 1 minutes.,without any arc over.

Basic parameters

Time: Measurement range: 4000.0ms

Time:Resolution: 0.1ms

Error: Within 100ms 0.1ms±1 words

Above 100ms 0.1%±1 words

Synchronization ±0.1ms

Speed: Measurement range: 20.00m/s Speed: Resolution: 0.01m/s

Error: Within 0-2m/s ±0.1m/s±1 words

Above 2m/s ±0.2m/s±1 words

Travel:

 

Measurement range

Resolution

Error

Vacuum circuit breaker

50.0mm

0.1mm

1%±1 digit

SF6 Circuit breaker

300.0mm

1mm

Oil-minimum breaker

600.0mm