O le igoa dIIBT4 e faasino ile Vasega II, Vasega B fa'ailoga fa'asao pa.
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, ua fuafuaina ina ia mafai ona i ai so o se pa i totonu e aunoa ma le faaleagaina o le pa ma puipuia le sosolo o le pa i fafo;
O lo'o fa'amaoti mai e le IIB le vaega o kesi e fa'aaogaina;
T4 signifies that the product’s maximum surface vevela remains below 130°C.