![]() Phase Detector 100-600 VOpen phase and phase sequence detection. Compliant to EN 61010-1 CAT III 600 V/CAT IV 300 V. | ![]() Phase Detector 75 - 1000 VLEDs and a beeping buzzer to show the detection of AC 3-phase sequence. Open phase and phase sequence detection. Brightness switch to make the indication visible in dim areas or sunlight. | ![]() Phase Detectors with voltage indicationPhase Sequence - Non-Contact - Phase Detectors with voltage indication |