IEC 61643-22 Ed. 1.0 b:2004
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- IEC
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Describes the principles for the selection, operation, location and coordination of SPDs connected to telecommunication and signalling networks with nominal system voltages up to 1 000 V r.m.s. a.c. and 1 500 V d.c. Also addresses SPDs that incorporate protection for signalling lines and power lines in the same enclosure.
Product Details
- Edition:
- 1.0
- Published:
- 11/08/2004
- Number of Pages:
- 95
- File Size:
- 1 file , 1.6 MB
