Portable True 3-Phase TTR Meter – Precision Testing for Transformers
Ultra-compact handheld design with rugged ABS housing for field durability. True 3-phase measurement ensures accurate turn ratio testing for PT, CT, and power transformers (0.8 to 10000 ratio range). High-resolution LCD displays voltage, phase angle, and polarity simultaneously. Auto-calibration function with ±0.1% accuracy for lab-grade results. Built-in thermal printer generates instant reports. Ideal for substation maintenance, factory QC, and electrical contractors. Includes rechargeable lithium battery (8-hour runtime) and waterproof carry case. Meets IEC 60076 & IEEE C57 standards. Global wholesale pricing – bulk orders available with express logistics.