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| Chinese National Standard Category: Compressor and fan |
| English Title: | Industrial fans—Determination of fan sound power levels under standardized laboratory conditions—Part 2:Reverberant room method |
| Chinese Title: | 工业风机 标准实验室条件下风机声功率级的测定 第2部分：混响室法 |
| Standard No.: | GB/T 34877.2-2023 |
| Category No.: | J72 |
| Issued by: | SAMR; SAC |
| Issued on: | 2023-12-28 |
| Implemented on: | 2024-7-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 10500 words |
| Similar Standards: | T/CASME 1931-2025 T/SDGSY 2-2021 GB/T 17774-2025 T/JSJXXH 021-2024 GB/T 45821-2025 GB/T 45820-2025 GB/T 45785-2025 GB/T 4980-2025 T/CI 840-2024 DB37/T 4762-2024 GB/T 44844-2024 JB 8523-1997 GB/T 34877.4-2024 GB 3235-1982 HG/T 3185-1987 HG/T 3184-1987 GB/T 34877.2-2023 GB/T 34877.1-2023 JB 4362-1986 JB/T 50015-1999 |
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