MEWOI
MEWOI Zinc Oxide Lightning Arrester Tester
MEWOI Zinc Oxide Lightning Arrester Tester
MEWOI Zinc Oxide (MOV) Lightning Arrester Tester — measures resistive current, total current and power loss of MOV surge arresters on live systems. Predictive replacement indicator.
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Overview
MEWOI's Zinc Oxide Arrester Testers measure resistive leakage current (IR), total current (IT) and power loss of MOV surge arresters while energised, enabling condition-based maintenance without outage.
Key Specifications
Measures: resistive current (IR), total current (IT), power loss (W) | Live system testing | Application: MOV surge arrester condition
Features
- Live system MOV arrester testing — no outage required
- Measures IR, IT and power loss
- Condition-based maintenance indicator
Applications
Power system MOV arrester monitoring; Utility T&D maintenance; Arrester predictive replacement; Substation arrester monitoring