kew 4300 is simplified earth resistance tester (based on 2-pole method) that can be used for various distribution lines and electrical appliances and it also can measure ac/dc voltage. (as for ac voltages, true rms values can be obtained.)
• 200/2000ω (2 ranges): auto-ranging. • warning buzzer triggered at 100ω or less. • led lights up when a large earth voltage is detected. • live circuit warning when 30v or higher voltage is detected. (kew 4300 detects voltage even when 卡塔尔世界杯中国足球赛事 resistances.) • led light for illuminating measurement points. (it turns on/off automatically in relation to the ambient brightness.) • small test current (max 2ma) not triggering rcd.
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kyoritsu kew 4300 earth testers - new simplified earth testers
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