{"product_id":"ut513a-5kv-basic-insulation-resistance-tester","title":"UT513A 5kV Basic Insulation Resistance Tester","description":"\u003cstyle\u003e\n.ut-cat{color:#333;font-family:Arial,Helvetica,sans-serif;line-height:1.5;}\n.ut-cat h4{color:#1a1a1a;font-size:1.15em;margin:1.5em 0 .5em;padding-bottom:.25em;border-bottom:2px solid #ccc;}\n.ut-cat h2{color:#1a1a1a;font-size:1.25em;margin:1.2em 0 .4em;}\n.ut-cat h3{color:#222;font-size:1.05em;margin:1em 0 .3em;}\n.ut-cat p{margin:.6em 0;}\n.ut-cat ul{margin:.5em 0;padding-left:1.4em;}.ut-cat li{margin:.25em 0;}\n.ut-cat img{max-width:100%;height:auto;}\n.ut-cat table{border-collapse:collapse;width:100%;margin:.5em 0;}\n.ut-cat th,.ut-cat td{border:1px solid #ddd;padding:6px 10px;text-align:left;vertical-align:top;}\n.ut-cat td strong{color:#222;}\n\u003c\/style\u003e\n\u003cdiv class=\"ut-cat\"\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cdiv class=\"product-container\"\u003e\n\u003cp\u003eThe UT513A is the straightforward 5 kV insulation tester for routine maintenance and commissioning. It outputs test voltages up to 5 kV, reads insulation resistance up to 1 TΩ at ±(3%+5) accuracy, and is rated CAT III 600 V — the core capability for checking motor windings, cables, and switchgear without the extras you don't always need.\u003c\/p\u003e\n\u003cp\u003eIt still runs a Polarization Index test for moisture and aging, displays leakage current, and discharges the circuit automatically when a test ends. A comparison function gives a quick pass\/fail call, and results store on-board for transfer over USB. It's backed by UNI-T's nearly 40 years of test-meter manufacturing.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"product-container\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTest voltage output up to 5 kV\u003c\/li\u003e\n\u003cli\u003eInsulation resistance up to 1 TΩ, accuracy ±(3%+5)\u003c\/li\u003e\n\u003cli\u003ePolarization Index (PI) timed test\u003c\/li\u003e\n\u003cli\u003eAutomatic discharge after test\u003c\/li\u003e\n\u003cli\u003eComparison function for pass\/fail\u003c\/li\u003e\n\u003cli\u003eAuto-ranging measurement\u003c\/li\u003e\n\u003cli\u003e18-set data storage with USB transfer\u003c\/li\u003e\n\u003cli\u003eCAT III 600 V safety rating\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"product-container\"\u003e\n\u003ch2\u003eUT513A Details\u003c\/h2\u003e\n\u003ch3\u003e5 kV Insulation Testing\u003c\/h3\u003e\n\u003cp\u003eThe UT513A delivers test voltage up to 5 kV and reads insulation resistance up to 1 TΩ, covering the routine high-voltage checks in motor, cable, and switchgear maintenance with auto-ranging that keeps readings on-scale without manual range selection.\u003c\/p\u003e\n\u003ch3\u003ePolarization Index\u003c\/h3\u003e\n\u003cp\u003eA timed PI measurement flags moisture and aging in windings that a quick spot reading would pass, so early insulation degradation shows up before it becomes a failure.\u003c\/p\u003e\n\u003ch3\u003eDischarge \u0026amp; Comparison\u003c\/h3\u003e\n\u003cp\u003eThe circuit discharges automatically at the end of each test, and a comparison function sets a pass\/fail threshold for fast, consistent go\/no-go decisions across multiple test points.\u003c\/p\u003e\n\u003ch3\u003eField Build\u003c\/h3\u003e\n\u003cp\u003eA compact handheld rated CAT III 600 V, the UT513A stores 18 result sets and transfers them to a PC over USB for basic record-keeping.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"product-container\"\u003e\n\u003ch2\u003eCompare the UT513 Series\u003c\/h2\u003e\n\u003ctable class=\"product-spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003cth\u003eUT512E\u003c\/th\u003e\n\u003cth\u003eUT513A\u003c\/th\u003e\n\u003cth\u003eUT513B\u003c\/th\u003e\n\u003cth\u003eUT513C\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax test voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2500 V\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e5 kV\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 kV\u003c\/td\u003e\n\u003ctd\u003e5 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax insulation resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5 TΩ\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1 TΩ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 TΩ\u003c\/td\u003e\n\u003ctd\u003e5 TΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage stepping (10% of range)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e—\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePI \/ DAR diagnostics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePI\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003ePI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePI \/ DAR\u003c\/td\u003e\n\u003ctd\u003ePI \/ DAR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacitance measurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 µF\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e—\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e0.01–15 µF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData storage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e999 sets\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e18 sets\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e999 sets\u003c\/td\u003e\n\u003ctd\u003e999 sets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBluetooth app\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e—\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSafety rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCAT IV 600 V\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eCAT III 600 V\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCAT IV 600 V\u003c\/td\u003e\n\u003ctd\u003eCAT IV 600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"product-container\"\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cp\u003eRoutine insulation checks on motor and generator windings; cable and feeder testing; switchgear and panel maintenance; and commissioning checks before equipment is energized.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"product-container\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"product-faq-item\"\u003e\n\u003ch3\u003eWhat is the maximum test voltage and resistance range?\u003c\/h3\u003e\n\u003cp\u003eThe UT513A outputs up to 5 kV and reads insulation resistance up to 1 TΩ.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-faq-item\"\u003e\n\u003ch3\u003eDoes the UT513A measure Polarization Index?\u003c\/h3\u003e\n\u003cp\u003eYes — it runs a timed PI test to reveal moisture and aging in insulation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product-faq-item\"\u003e\n\u003ch3\u003eShould I choose the UT513A or the UT513B?\u003c\/h3\u003e\n\u003cp\u003eThe UT513A is the basic 1 TΩ \/ CAT III model for routine testing; step up to the UT513B for a 2 TΩ range, CAT IV 600 V, stepped-voltage profiling, DAR, and 999-set storage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDC Voltage In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAC Voltage In\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 TΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResistance Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±(3% + 5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax IR Test Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTest Voltage Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0% – 20%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShort Circuit Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 3.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.5 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuto Ranging\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComparison Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePolarization Index\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuto Discharge\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData Storage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCAT Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCAT III 600 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e202 × 155 × 94 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003ch4\u003eDocumentation\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/storage.googleapis.com\/uni-tdocuments\/Meter%20Datasheets\/UT513A%20Datasheet.pdf\"\u003eUT513A Datasheet\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"https:\/\/storage.googleapis.com\/uni-tdocuments\/Meter%20User%20Manuals\/UT513A_User_Manual.pdf\"\u003eUT513A User Manual\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003c\/div\u003e","brand":"Uni-Trend US","offers":[{"title":"Default Title","offer_id":46595297050785,"sku":"180605180024","price":479.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/5649\/2449\/files\/UNI-T_UT513A_5.jpg?v=1782259617","url":"https:\/\/aaashopus.com\/products\/ut513a-5kv-basic-insulation-resistance-tester","provider":"AAASHOPUS","version":"1.0","type":"link"}