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{"id":1378,"date":"2021-08-05T03:23:25","date_gmt":"2021-08-05T03:23:25","guid":{"rendered":"https:\/\/www.wikitechy.com\/interview-questions\/?p=1378"},"modified":"2021-09-08T05:36:18","modified_gmt":"2021-09-08T05:36:18","slug":"explain-the-functions-of-main-isolation-switches","status":"publish","type":"post","link":"https:\/\/www.wikitechy.com\/interview-questions\/electrical-engineering\/explain-the-functions-of-main-isolation-switches\/","title":{"rendered":"Explain the functions of main isolation switches ?"},"content":{"rendered":"<div class=\"TextHeading\" style=\"text-align: justify;\"><\/div>\n<div class=\"Content\">\n<div class=\"hddn\">\n<ul>\n<li style=\"text-align: justify;\">The isolator is a mechanical switch which isolates a part of the circuit from the system as when required.<\/li>\n<li style=\"text-align: justify;\">Electrical isolators separate a part of the system from rest for safe maintenance works.<\/li>\n<li style=\"text-align: justify;\">Isolator is a manually operated mechanical switch which separates a part of the electrical power.<\/li>\n<li style=\"text-align: justify;\">Isolators are used to open a circuit under no load.<\/li>\n<li style=\"text-align: justify;\">Its main purpose is to isolate one portion of the circuit from the other and is not intended to be opened while current is flowing in the line.<\/li>\n<li style=\"text-align: justify;\">Isolators are generally used on both ends of the breaker so that repair or replacement of circuit breaker can be done without any danger.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Answer : The isolator is a mechanical switch which 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