OMICRON CPOL Handheld Polarity Checker 
 
The OMICRON CPOL is a specialized handheld instrument designed for fast and reliable polarity and wiring verification of current transformers (CTs), voltage transformers (VTs), and their associated secondary circuits. Working seamlessly with OMICRON test sets such as CMC, CPC 100, and COMPANO 100, it helps ensure proper protection and metering operation during commissioning and maintenance.
 
Features & Benefits
 
Accurate polarity check for CT/VT circuits and wiring to prevent misconnection.
Detects AC/DC signals with True RMS indication, providing trustworthy measurement readings.
Oscilloscope-like waveform display offers detailed signal analysis on-site.
Low impedance (LoZ) mode suppresses induced voltages for cleaner signal detection.
Robust measurement categories: CAT II 1000 V, CAT III 600 V, and CAT IV 300 V ensuring safety.
High sensitivity suitable for low-current signal detection in challenging test environments.
Magnetic back enables easy panel mounting for hands-free operation.
 
Material & Build
 
The OMICRON CPOL is built with durable, high-quality materials suitable for harsh electrical environments. Its ergonomic handheld design combines ruggedness with user-friendly features like a clear display and magnetic mounting for convenience during fieldwork.
 
Use Cases / Applications
 
Substation commissioning ensuring correct CT/VT wiring and polarity.
Relay wiring checks for protection system validation.
Maintenance teams verifying secondary circuit correctness and preventing costly errors.
Electric utility engineers and technicians ensuring accurate metering and protection installations.