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Best Electric Test Products Hz-9003c Cable Partial Discharge Testing Equipment

Best Electric Test Products Hz-9003c Cable Partial Discharge Testing Equipment

HZ-9003C multifunctional partial discharge tester is used for on-line detection and location of partial discharge of HV equipment, which is designed based on our many years experiences in the partial discharge measuring fields.
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Product Details of Best Electric Test Products Hz-9003c Cable Partial Discharge Testing Equipment

Product Introduction

Our company has been adhering to the development philosophy of 'abiding by integrity, continuous innovation, quality assurance, and quality service', and is committed to providing high-quality transformer onload tapchanger tester, transformer winding deformation tester, megohmmeter 20kv to the market. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements. Our company always adheres to the business philosophy of 'close service, more suitable products, help customers, achieve employees, and common development', constantly develop better technology.

HZ-9003C Handheld Multifunctional Partial Discharge Tester

Overview

The HZ-9003C multifunctional partial discharge tester is designed for on-line detection and location of partial discharge in high-voltage equipment. It is developed based on our extensive experience in the field of partial discharge measurement.

Multifunctional Partial Discharge Tester

Multifunctional Partial Discharge Tester

Multifunctional Partial Discharge Tester

Multifunctional Partial Discharge Tester

System Overview

The system is equipped with composite TEV sensors, ultra-high frequency (UHF) sensors, high-frequency current transformers (HFCT), and high-sensitivity ultrasonic sensors to collect partial discharge signals from high-voltage equipment. It employs multilevel detection frequency reduction techniques to lower the discharge frequency of signals, while utilizing high-speed AD conversion circuits for signal digitization. Digital signal processing and adaptive filtering interference suppression methods ensure the reliability of test data.

By collecting various signals generated by partial discharge in different high-voltage equipment, the system enables rapid assessment of equipment operating status. The tester can be installed for online detection without affecting equipment operation, allowing workers to promptly evaluate switchgear cabinet conditions. This significantly improves equipment operational reliability, safety, and effectiveness.

System Components

The HZ-9003C includes:

  • Device host

  • Specialized partial discharge detection software

  • TEV sensor

  • Ultrasonic sensor (USS)

  • Ultrasonic concentrator (ELTW)

  • High-frequency current transformer (HFCT)

  • UHF sensor

  • Earphone and connecting cables

Technical Data

Composite TEV measurement

Sensor

Capacitive

Range

0~60dBmV

Resolution

1dB

Error

±1dB

Detection Bandwidth

5~70MHz

Pulse/Cycle maximum

655

Threshold adjustment range

3~57dB

High frequency current transformer

Detection Bandwidth

10kHz~30MHz

Signal transit mode

50Ω cable

Detection sensitivity

10pC

Ultrasonic concentrator

Measurement range

-7dBμV~68 dBμV

Resolution

1dB

Error

±1dB

Sensor sensitivity

-65dB (0dB = 1volt/μbar effective value SPL)

Sensor central frequency

20~50kHz

Sensor diameter

no more than 50mm

Heterodyne frequency

38.4kHz

Non - contact ultrasonic energy collector

Effective acceptance distance

30m

Sensor center frequency

40 kHz

Diameter of sensor

16mm

External diameter of parabolic reflector

275mm

Standard diameter of parabolic reflector

250mm

Weight

0.6kg

Ultrahigh frequency sensor

Detection bandwidth

300MHz~1.5GHz

Signal transit mode

50Ω cable

Detection sensitivity

1dB

Gain

>65dbm

Anti-interference Earphone Mic

Earphone Mic

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With the development of science and technology and the times, the innovation of product technology is more and more important to the development of enterprises, which is the reason why our company attaches great importance to the innovative design of Best Electric Test Products Hz-9003c Cable Partial Discharge Testing Equipment. We welcome you to visit our company & factory and our showroom displays various products that will meet your expectations. Our service principle is to respond to the needs of the new era with an excellent quality of products and an excellent service attitude.

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