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China Supplier Power Frequency Partial Discharge Measurement Price

China Supplier Power Frequency Partial Discharge Measurement Price

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 China Supplier Power Frequency Partial Discharge Measurement Price

Product Introduction

We will be more confident, make first-class closed cup flash point analyzer, relay test kit, oil interfacial tension tester with excellent high-tech technology, and continue to provide more users with high-quality products and perfect services! We pursue the entrepreneurial spirit of integrity, progress, high activity and intelligence, and look forward to working closely with friends at home and abroad. Our company's development strategy is to maintain the long-term growth and development of the enterprise.

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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We are committed to providing users with high-quality products and the best solutions, determined to be your best partner, and hope to make positive contributions to the development of the China Supplier Power Frequency Partial Discharge Measurement Price industry. Making effective marketing strategy is the key to expand the market, occupy the market, expand sales volume and create huge economic benefits. We always regard 'quality management strengthening, customer satisfaction improvement' as company pursuit to return our partners. We will keep supplying better quality products and more convenient and satisfied services to our customers.

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