Qaraxa Shenhai-Caddaynta
Magacaabista dIIBT4 waxaa loola jeedaa fasalka II, Heerka B ee u adkaysiga qaraxa.
| II | B | T4 | Gb | IP64 |
|---|---|---|---|---|
| Mine I | Methane | T1 450 ℃ | Ma Extremely high level of protection | IP64 |
| T2 300 ℃ | ||||
| Mb High level protection |
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| T3 200 ℃ | ||||
| I Surface Materials | Propane | Ga Extremely high level of protection |
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| T4 135 ℃ | ||||
| Ethylene | Gb High level protection |
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| T5 100℃ | ||||
| Hydrogen, Acetylene | Gc General level protection |
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| T6 85 ℃ |
The prefix ‘d’ denotes a flameproof type of enclosure, loogu talagalay in qarax kasta oo gudaha ah uu ku jiro iyada oo aan waxyeello loo geysan meesha laga soo galo lagana hortago faafitaanka qaraxa dibadda;
IIB waxay qeexaysaa qaybta gaaska la isticmaalo;
T4 signifies that the product’s maximum surface heerkulka remains below 130°C.