1.1 This standard covers the requirements of portable bridge insulation testers ( hand operated ) enclosing in the same case a generator having a rated voltage of 100 volts or more.
1.1.1 The scope of this standard is confined to hand-operated bridge insulation resistance testers. Mains-operated and motor-driven bridge insulation resistance testers may have to comply with additional require-ments which do not form part of this standard.
IS 11287-1985 history
1985IS 11287-1985 Specification for bridge insulation testers (magnetic generator type)