The explosion-proof classification of IIC is considered superior, encompassing the requirements for both IIB and IIA, with IIB rated above IIA.
Isigaba Sesimo | Ukuhlukaniswa Kwegesi | Amagesi amele | I-Minimum Ignition Spark Energy |
---|---|---|---|
Ngaphansi Kwemayini | I | I-Methane | 0.280mJ |
Izimboni Ngaphandle Kwezimayini | IIA | I-Propane | 0.180mJ |
IIB | I-Ethylene | 0.060mJ | |
I-IIC | I-hydrogen | 0.019mJ |