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Cable and line Testing Instrument

LQHV-560 ESDD Tester | Insulator Salt Density Meter (0.0001-9.9999mg/cm²) GB/T16434 Compliant

Professional insulator pollution analyzer measuring ESDD (0.0001-9.9999mg/cm²), conductivity & temperature. Features auto-range switching, 100,000 data storage, and GB/T16434 compliance.


  • US$1.00; Negotiated Price
  • Lead time: 30days

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Product Details

Product Tags

LQHV-560 Intelligent Insulator Pollution Analysis System

Precision ESDD Measurement for Anti-Flashover Protection

This GB/T16434-compliant tester directly measures equivalent salt deposit density (ESDD) with 0.0001mg/cm² resolution, providing critical data for pollution severity classification and creepage distance calculations.

Technical parameters

measurement rangesalt density0.0001mg/cm2~9.9999mg/cm2
measurement temperature0℃~100℃
measurement conductivity0~200000μs/cm
basic errorMeasurement of salt densityresolution0.0001 mg/cm2
full range accuracy±2%
measurement temperatureresolution0.1℃,accuracy±0.5℃
measurement conductivityresolution0.01μs/cm
Environmental temperature0℃~60℃
Environmental humidity<90%
Diemension and weightcomplete machine case diemension356mm*260mm*133mm
complete machine weightabout2.5kg

Key Specifications

Measurement Range0.0001-9.9999mg/cm² (ESDD)
Conductivity0-100,000μS/cm (auto-range)
Speed2.5 seconds/measurement
Display480×272 color touch LCD
Data Capacity100,000 records with USB export
StandardsGB/T16434, Q/GDW152-2006

Advanced Pollution Analysis

1. Smart Measurement Technology

  • Direct ESDD readout (no conversion needed)

  • Auto-temperature compensation to 20°C

  • Charged/uncharged sample conversion

2. Field-Optimized Design

  • 2600mAh Li-ion battery (8hr continuous)

  • Automatic salt removal function

  • Bilingual EN/CN interface

Typical Applications

  • Transmission line pollution mapping

  • Substation insulator condition assessment

  • Pre-monsoon contamination checks

  • Composite insulator performance studies

Complete Test Workflow

  1. Collect insulator surface deposit sample

  2. Prepare standard 300ml solution

  3. Immerse probe for auto-measurement

  4. Review ESDD + conductivity + temperature

  5. Classify pollution level per GB/T16434

Compliance & Standards

  • GB/T16434-200X (Pollution classification)

  • Q/GDW152-2006 (External insulation selection)

  • IEC 60507 (Artificial pollution tests)

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