Temperature Class | Maximum Surface Temperature ( o C) |
T1 | 450 |
T2 | 300 |
T3 | 200 |
T4 | 135 |
T5 | 100 |
T6 | 85 |
- Hazardous area classification based on Temperature Class |
Gas
Group
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I | IIA | IIB | IIC | |||||||||||||||||||||||||||||||
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Area
of
Site
Application
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5 | 535 | 595 | 425 | 385 | 405 | 450 | 230 | 650 | 605 | 260 | 220 | 220 | 205 | 560 | 460 | 260 | 515 | 500 | 500 | 420 | 375 | 340 | 90 | 490 | 425 | 160 | 425 | 560 | 400 | 90 | 300 | 90 | |||
Max surface temperature |
Class | ||||||||||||||||||||||||||||||||||
Pharmaceutical industry | 90 | T6 | ![]() |
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Dye industry | 385 | T2 | ![]() |
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Artificial rubber industry | 300 | T3 | ![]() |
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Perfumery | 375 | T2 | ![]() |
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Spirits | 375 | T2 | ![]() |
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Artificial fruit essence & fruit Juice | 90 | T6 | ![]() |
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Synthetic Fibres | 90 | T6 | ![]() |
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Paint manufacture | 340 | T2 | ![]() |
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Varnish manufacture | 340 | T2 | ![]() |
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Solvent Grease | 535 | T1 | ![]() |
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Resin solvent | 385 | T2 | ![]() |
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Plastic material manufacture | 300 | T3 | ![]() |
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Hydrocarbons | 90 | T6 | ![]() |
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Gas used as a fuel | 300 | T3 | ![]() |
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Fertiliser manufacture | 400 | T2 | ![]() |
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