Catalog > Test and Measurement > Test and Measurement Instruments > Toptronics Instruments Catalog > Test and Measurement > Test and Measurement Instruments > Special Function Testers > Miscellaneous Testers Open Phase Rotation Tester Open Phase Rotation Meter 600V Open Phase Rotation Indicator Part No: TOP T855 Call for Price (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features Two functions in one unit.designed to check phase sequence.Lamps provided on the unit will tell you whether phase is open or which phase is open at a glance.Large size alligator clips can easily hold terminals of switchboards.High reliability.Allows you to check a wide range of 3-phase power source from 90V to 600V.Special test leads length are available on request.Sealed against dust, the unit ensures highly dependable and trouble-free performance.Functional design.Small, lightweight and portable.Designed for maximum ease of operation.Safety design.No exposed metal parts.Safety features are incorporated throughout including the pushbutton switch designed to minimize damage due to negligence. Specifications Voltage : 200V-600V ACFrequency Response : 50/60 HzStorage Temperature & Humidity : -20 degree C ~ 60 degree C at 90% Max. relative humidityOperating Temperature & Humidity : -10 degree C ~ 40 degree C at 80% Max. relative humidityDimensions : 134(L) x 85(W) x 45(D) mmWeight : Approx. 530gCord : 1.1m each of red(R), White(S) and Black(T) cordAccessories : Instruction manual and Vinyl caseSafety Standard : EN 61010-1, EN 61010-2-31 CAT III 600V Additional Information Brand Toptronics Downloads Manual - T855 PDF File 102.32 KB