STN EN 61643-21/Zmena A1
| Name: | STN EN 61643-21/Zmena A1 |
| Validity: | Valid |
| Number of pages: | 44 |
| Language: |
EN
|
| Paper: | 18,90€ |
| Electronic version |
a) Only read (without ability to print and copy)
17,01€ b) Without ability to print, with ability to copy (printscreen) 18,90€ c) With ability to print and copy (printscreen) 24,57€ |
| Slovak title | Nízkonapäťové ochrany pred prepätím. Časť 21: Ochrany pred prepätím zapojené do telekomunikačných a signálnych sietí. Požiadavky na spôsobilosť a skúšobné metódy |
| English title | Low voltage surge protective devices -- Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods |
| Release Date: | 01. 01. 2010 |
| Date of withdrawal: | |
| ICS: | 29.120.50, 33.040.30 |
| Sorting character/National clasification code | 34 1392 |
| Level of incorporation: | mod IEC 61643-21:2000/A1:2008, idt EN 61643-21:2001/A1:2009 |
| Official Journal | 12/09 |
| Amendments | |
| Replaced by: | |
| Repleces: | |
| Note in Official Journal: | |
| Subject of the standard: |