SS 254-11:2003
[Withdrawn]
Electrical apparatus for explosive gas atmospheres - Intrinsic safety “i” (Users can refer directly to relevant parts of IEC 60079)
...375 550 750 1 000 1 300 1 575 3,3 k 4,7 k 9,5 k 15,6 k
2 Clearance
mm
1,5 2,0 3,04,05,06,07,08,010,014,016,0
3 Separation
distance
through
casting
compound
mm
0,5 0,7 1,0 1,3 1,7 2,0 2,4 2,7 3,3 4,6 5,3 9,0 12,0 20,0 33,0
4 Separation
d...
