Project Background:
High Voltage Disconnect Switch Challenges
As an archipelagic nation, the Philippines experiences extreme salt fog (salt spray) concentrations in coastal regions (≥3 mg/m²·d annual deposition), causing accelerated corrosion of power infrastructure. High Voltage Disconnect Switches in these humid, tropical, salt fog-laden environments face three critical operational challenges:
Optimized High Voltage Disconnect Switch Solution
I. Disconnect Switch Materials Engineering
Multilayer Protection for High Voltage Switches:
High Voltage Disconnect Switch Performance Validation
Metric |
Baseline |
Post-Upgrade |
Δ Improvement |
Switch Service Life |
5-8 years |
≥15 years |
+107% |
Disconnect Switch MTBF |
6.2mo |
34.5mo |
+456% |
Switch Maintenance Cost |
$12k/yr |
$4.5k/yr |
-62.5% |
Luzon Grid data confirms High Voltage Disconnect Switches achieved 100% insulation reliability over 36 months despite chronic salt fog exposure.