Ndi Mulingo Uti wa Kuphulika-Umboni Wapamwamba, IA kapena D

Chizindikiro chamoto “d” ikugwirizana ndi gulu la EPL Gb, zomwe zili zoyenera kumadera a gasi okha mu Zones 1 ndi 2;

Mtundu wotsimikizira kuphulika	Chizindikiro chosaphulika gasi
Mtundu Woteteza Chitetezo	ndi,ib,Kodi
Mtundu Wachangu	d,db

Chizindikiro chachitetezo chamkati “ndi” zimagwirizanitsidwa ndi msinkhu wapamwamba kwambiri, EPL Ga, kuphimba malo gasi mu Zones 0, 1, ndi 2;

Chifukwa chake, Mtundu wa Chitetezo cha Iassic Ia amapereka chitetezero chachikulu chophulika poyerekeza ndi mtundu wa Flameproof.