MT 4 - TC 32/SC 32A/MT 4

IEC 60282-2:2008 provides requirements for expulsion fuses designed for use outdoors or indoors on alternating current systems of 50 Hz and 60 Hz, and of rated voltages exceeding 1 000 V. The main changes with regard to the previous edition include:
- 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.