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www.kewtechcorp.com
KTD40
Multifunction Digital
Loop Impedance Tester
User Manual
Страница 1: ...1 www kewtechcorp com KTD40 Multifunction Digital Loop Impedance Tester User Manual...
Страница 2: ...t so if your test shows this fault do not proceed if in any doubt advise your customer to contact their supply company immediately See test step 3 page 9 CORRECT POLARITYCorrect polarity 3 Operation o...
Страница 3: ...h level of accuracy the low current measurement technique used is more likely to be adversely affected by external factors such as contact resistance e g when testing at seldom used socket outlets and...
Страница 4: ...th the mains lead or the distribution lead set in 3 wire mode To arrange the test leads in 2 wire mode pull the blue prod off the blue test lead and plug the exposed 4mm connector into the back of the...
Страница 5: ...ng your thumb on the grey coloured polarity test pad will now activate the fault location function With your thumb firmly on the pad check the indication given by the LEDs against the chart on the bac...
Страница 6: ...function is particularly useful for testing at distribution boards and is activated by pressing the test button before connecting to the mains supply The KTD40 will then automatically conduct a Loop t...
Страница 7: ...miswire L N E Warble 6 Faulty N L E miswire NC L N Warble 7 Faulty N E miswire NC N L Warble 8 Faulty N NC E L Warble 9 Faulty N L E reverse NC L E Warble 10 Faulty E L N reverse L NC N Warble 11 Faul...
