{"product_id":"uni-t-ut503pv-pv-insulation-tester","title":"UNI-T UT503PV | PV Insulation Tester","description":"\u003cp\u003eThe UNI-T UT503PV PV Insulation Tester is designed for solar photovoltaic insulation testing, including live PV system insulation checks up to DC 1000V. It supports 125V, 250V, 500V, and 1000V test voltages, measures insulation resistance up to 4000MΩ, and is built for PV commissioning, inspection, and maintenance work. \u003c\/p\u003e\n\u003ch2\u003ePro Tip\u003c\/h2\u003e\n\u003cp\u003eFor solar strings, verify DC voltage first and follow PV safety procedure; live DC circuits can remain hazardous even after AC isolation.\u003c\/p\u003e\n\u003ch2\u003eBuyer’s Selection Guide\u003c\/h2\u003e\n\u003cp\u003eChoose the UT503PV if your work involves solar PV installation, commissioning, rooftop inspection, periodic maintenance, or insulation testing on photovoltaic strings. For general non-solar insulation work, UT501E or UT502A may be enough.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePV insulation tester for solar systems\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLive PV insulation testing up to DC 1000V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e125V \/ 250V \/ 500V \/ 1000V test voltages\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInsulation resistance up to 4000MΩ\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUSB and Bluetooth connectivity\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e1000-set data storage\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIP54-protected body\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCAT II 1000V \/ CAT III 600V safety rating\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel: UT503PV\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProduct Type: PV Insulation Tester \/ Solar Insulation Tester\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTest Voltages: 125V \/ 250V \/ 500V \/ 1000V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInsulation Resistance Range: up to 4000MΩ\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePV Insulation Resistance: available at 500V and 1000V ranges\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy: ±(1.5%+5) and ±(5%+6) depending on range\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVoltage Measurement: DC up to 1000V; AC up to 600V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eData Storage: 1000 groups\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnectivity: USB and Bluetooth app support\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProtection: IP54\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSafety Category: CAT II 1000V \/ CAT III 600V\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSolar PV insulation testing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePV string commissioning\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRooftop solar inspection\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDC wiring fault diagnosis\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSolar plant maintenance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Uni-T Instruments","offers":[{"title":"Default Title","offer_id":48262776258817,"sku":"211490002","price":1.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/5659\/1873\/files\/ut503pv.jpg?v=1774184966","url":"https:\/\/kamadi.pk\/products\/uni-t-ut503pv-pv-insulation-tester","provider":"Kamadi Pakistan","version":"1.0","type":"link"}