This item is an excellent condition used Raytech TR-SPY III 3-Phase Transformer Turns Ratiometer. Calibrated to NIST Traceable Standards on August 27, 2025.Includes hard case, Soft case for cables, TTR test cable, X cable, H cable, Ground cable, Remote cable, RS-232 cable, power cord, and NIST traceable calibration certificate. All pictures are of the actual unit and accessories.
This item comes with a 180 day warranty. All functions are guaranteed to work or money will be refunded.
Item is in stock and located in Texas.
International Buyers – Please Note: Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying. For more information of clarification, please ask.
Will ship worldwide. We make our best efforts to get you the best shipping prices. Contact us for other international rates and we will be pleased to give you a quote. We accept VISA / Mastercard. Paypal is also accepted. Sales to within Canada are subject to 5% GST. Ontario sales subject to 13% HST.
Contact us for Calibration options, including ISO 17025 Accredited Calibration for your Test Equipment! Visit stratatek.com/calibration for more details.
Raytech TR-SPY III 3-Phase Transformer Turns Ratiometer NIST Calibrated
The MARK III 250V is the leader for 3 phase turns ratio measurements. A fully automatic, self-calibrating system with single hook up to transformer, automatic vector group detection and a voltage measurement range up to 250V. A color LCD with back lighting and touch screen increases user comfort. USB interfaces make it easy to store measurements on external storage devices, transfer data easily to a personal computer or download nameplate data of transformers under test.
• Automatic measurements of Voltage /Turns Ratio, Phase Displacement and Current • Easy one time hook up to the transformer
• Automatic test voltage range • Displays deviation from a nominal ratio
• Measures power transformers, PT’s and CT’s • Load on test object < 0.05 VA
• Internal memory stores more than 10 000 test results • Enhanced protection circuitry
• Internal printer
• Tap changer user interface (input and output)
• USB 2.0 (host /device) and serial RS232 (9 Pin) interface
• Front panel sealed anodized with 5.7’’color LED LCD and touch screen