div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentnumerical-relays-150716-kosmos-relays-51v-59-5981-60-64s-66-81-87-87n-87ghtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Numerical Relays 150716 - Kosmos Electric Relays51V 59 5981 60 64S 66 81 87 87N-87G 78 81R dfdt Under impedance relay Distance relay Auto synchronising AC under voltage relay loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsusreader030viewer20220409005e70579c46036750ec048e3ahtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentnumerical-relays-150716-kosmos-relays-51v-59-5981-60-64s-66-81-87-87n-87ghtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: Numerical Relays 150716 - Kosmos Electric Relays51V 59 5981 60 64S 66 81 87 87N-87G 78 81R dfdt Under impedance relay Distance relay Auto synchronising AC under voltage relay loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsusreader030viewer20220409005e70579c46036750ec048e3ahtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentnumerical-relays-150716-kosmos-relays-51v-59-5981-60-64s-66-81-87-87n-87ghtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: Numerical Relays 150716 - Kosmos Electric Relays51V 59 5981 60 64S 66 81 87 87N-87G 78 81R dfdt Under impedance relay Distance relay Auto synchronising AC under voltage relay loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...