Shenhai FRAGOR-Probatur
IIIB et IIIC et classificationes pro explosione probationis electrica apparatu in fundis pulverulentis inserviunt, cum IIIC ordo supra IIIB *.
| III | C | T 135℃ | Db | IP65 |
|---|---|---|---|---|
| III Superficiem pulvis | T1 450℃ | Ma | IP65 | |
| T2 300℃ | Mb | |||
| T3 200℃ | ||||
| A Flammabiles volantes flocs | And | |||
| T4 135℃ | ||||
| Db | ||||
| B Non pulvis conductive | T2 100℃ | Dc | ||
| C Conductive pulvis | T6 85℃ |
In ambitus genere IIIA, IIIB, aut IIIC *, IIIC locis ponunt maximum periculum. IIIC explosio-probatio motorum servo usui apta sunt in IIIB pulvis ambitus, motores autem IIIB non ordinantur in ambitus gaseœ adhibendis.
Omnis explosio-probatio motorum servo IIIC collocantur, rhoncus pulverulenta apta faciens conditiones.