Codes & Standards - Purchase
- Class C has been eliminated;
- TRV values have been reviewed and, where appropriate, harmonized with IEC 62271-100:2001, its amendment 1 (2002) and amendment 2 (2006);
- tests for non-ceramic insulators have been included;
- a lightning surge impulse withstand test for fuse-links has been included; and
- an homogeneous series has been redefined.