LT7 loop tester, BM403/2 trip voltage, insulation and continuity tester, and CBT3 RC tester, from Megger test equipment kit model MTK18, 1997. Three different function testers from Megger equipment test kit, model MTK18 1997
CBT3 RC tester from Megger test equipment kit model MTK18, 1997. CBT3 RC tester from Megger equipment test kit, model MTK18 1997
BM403/2 trip voltage, insulation and continuity tester, from Megger test equipment kit model MTK18, 1997. BM403/2 trip voltage, insulation and continuity tester from Megger equipment test kit, model MTK18 1997
LT7 loop tester from Megger test equipment kit model MTK18, 1997. LT7 loop tester from Megger equipment test kit, model MTK18 1997