IEC 62642-4 Ed. 1.0 b:2010
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IEC 62642-4:2010 includes requirements for warning devices used for notification in intrusion and hold up alarm systems installed in buildings. Four grades of warning device are described corresponding to each of the four security grades given in IEC 62642-1. Requirements are also given for four environmental classes covering applications in internal and outdoor locations as specified in IEC 62599-1.
Product Details
- Edition:
- 1.0
- Published:
- 10/07/2010
- Number of Pages:
- 78
- File Size:
- 1 file , 660 KB
