Cable and line Testing Instrument
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 range | salt density | 0.0001mg/cm2~9.9999mg/cm2 |
| measurement temperature | 0℃~100℃ | |
| measurement conductivity | 0~200000μs/cm | |
| basic error | Measurement of salt density | resolution0.0001 mg/cm2 |
| full range accuracy | ±2% | |
| measurement temperature | resolution0.1℃,accuracy±0.5℃ | |
| measurement conductivity | resolution0.01μs/cm | |
| Environmental temperature | 0℃~60℃ | |
| Environmental humidity | <90% | |
| Diemension and weight | complete machine case diemension | 356mm*260mm*133mm |
| complete machine weight | about2.5kg | |
Key Specifications
| Measurement Range | 0.0001-9.9999mg/cm² (ESDD) |
|---|---|
| Conductivity | 0-100,000μS/cm (auto-range) |
| Speed | 2.5 seconds/measurement |
| Display | 480×272 color touch LCD |
| Data Capacity | 100,000 records with USB export |
| Standards | GB/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
Collect insulator surface deposit sample
Prepare standard 300ml solution
Immerse probe for auto-measurement
Review ESDD + conductivity + temperature
Classify pollution level per GB/T16434
Compliance & Standards
GB/T16434-200X (Pollution classification)
Q/GDW152-2006 (External insulation selection)
IEC 60507 (Artificial pollution tests)










