SEAWARD PowerTest 1557 Jagoran Shigar Gwajin Aiki da yawa
Koyi yadda ake amfani da PowerTest 1557 Multi Function Tester (MFT) daga Seaward tare da umarnin mataki-mataki. Ayyukan gwaji sun haɗa da Ci gaban Duniya, Juriya na Insulation, Madaidaicin Laifin Duniya, da ƙari. Tabbatar da amincin shigarwar lantarki cikin sauƙi da inganci.