STN EN IEC 60034-9
| Name: | STN EN IEC 60034-9 |
| Validity: | Valid |
| Number of pages: | 28 |
| Language: |
EN
|
| Paper: | 14,10€ |
| Electronic version |
a) Only read (without ability to print and copy)
12,69€ b) Without ability to print, with ability to copy (printscreen) 14,10€ c) With ability to print and copy (printscreen) 18,33€ |
| Slovak title | Točivé elektrické stroje. Časť 9: Medzné hodnoty hluku |
| English title | Rotating electrical machines - Part 9: Noise limits |
| Release Date: | 01. 01. 2025 |
| Date of withdrawal: | |
| ICS: | 29.160.01 |
| Sorting character/National clasification code | 35 0000 |
| Level of incorporation: | idt IEC 60034-9:2021, idt EN IEC 60034-9:2024 |
| Official Journal | 12/24 |
| Amendments | |
| Replaced by: | |
| Repleces: | STN EN 60034-9:2006-02 (35 0000) |
| Note in Official Journal: | |
| Subject of the standard: | IEC 60034-9:2021 specifies test methods for the determination of sound power level of rotating electrical machines and specifies maximum A-weighted sound power levels for factory acceptance testing of network-supplied, rotating electrical machines in accordance with lEC 60034-1, having methods of cooling according to lEC 60034-6 and degrees of protection according to lEC 60034-5, and having the following characteristics: - standard design, either AC or DC, without additional special electrical, mechanical, or acoustical modifications intended to reduce the sound power level - rated output from 1 kW (or kVA) up to and including 5 500 kW (or kVA) - rated speed not greater than 3 750 min–1 This fifth edition cancels and replaces the fourth edition, published in 2003 and its amendment 1, published in 2007. |
| Preview: | Náhľad normy (PDF) |