Classification of d.c. installations according to their nominal voltage. As for a.c. a distinction has been made between two bands when the lower band relates mainly to installations whose voltages are restricted for safety reasons. Covers all voltages from zero up to and including 120 V ripple-free d.c.
Product Details
- Edition:
- 1.0
- Published:
- 01/01/1979
- Number of Pages:
- 3
- File Size:
- 1 file , 100 KB
- Note:
- This product is unavailable in Ukraine, Russia, Belarus
