CSA/ANSI 3.21, Industrial gas-fired natural draft heaters for installation in non-hazardous and hazardous locations in oil and gas process applications, is arranged in two parts:
a) CSA/ANSI 3.21, Part 1, covers industrial gas-fired natural draft heaters for installation in non- hazardous locations in oil and gas process applications; and
b) CSA/ANSI 3.21, Part 2, covers industrial gas-fired natural draft heaters for installation in hazardous locations in oil and gas process applications.
This Standard (Part 1) applies to newly produced industrial gas-fired natural draft heaters (see Clause 3, Definitions) utilizing new and unused parts and materials intended for indoor and outdoor installation in non-hazardous locations in oil and gas process applications with a maximum input rating up to 12 500 000 Btu/h (3750 kW).
The requirements of this Standard (Part 2) apply only to heaters produced in accordance with CSA/ANSI 3.21, Part 1, and intended for use in Zone 2 [Class I, Div 2] Hazardous Locations.
| Edition : | 1st |
| File Size : | 1
file
, 2.3 MB |
| ISBN(s) : | 9781488313813 |
| Note : | This product is unavailable in Russia, Ukraine, Belarus |
| Number of Pages : | 189 |
| Product Code(s) : | 2426096, 2427319, 2426096 |
| Published : | 03/01/2019 |
