1 Scope
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 |