BS EN 50363-1:2005

This standard BS EN 50363-1:2005 Insulating, sheathing and covering materials for low voltage energy cables is classified in these ICS categories:

• 29.035.20 Plastics and rubber insulating materials

This part of EN 50363 specifies the requirements for the cross-linked elastomeric insulating compounds given in Table 1. The relevant test methods are given in EN 60811 series and EN 50396.

NOTE This part of EN 50363 is to be read in conjunction with EN 50363-0.

Table 1 – Types of cross-linked elastomeric insulating compound

Type	Maximum material operating temperature °C	General application
EI 2	180	Ordinary duty silicone rubber (SiR)
EI 3	110	Ordinary duty EVA rubber or equivalent
EI 4	60	Ordinary duty ethylene propylene rubber
EI 6	90	Ordinary duty ethylene-propylene rubber or equivalent synthetic elastomer for cables requiring handling down to –40 °C
EI 7	90	Ordinary duty ethylene propylene rubber or equivalent synthetic elastomer