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BSI Group, 02/10/2004
Publisher: BS
File Format: PDF
$22.00$44.45
Published:10/02/2004
Electrical installations for open-cast mines and quarries-General recommendations for protection against direct contact and electric shock
$125.00 $251.46
Electrical installations for open-cast mines and quarries-Recommendations for equipment and ancillaries
$90.00 $180.34
Open Systems Interconnection: service definition for the Association Control Service Element
$147.00 $294.64
Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators-Specification for the procedure of in-service observation for PBXs undergoing type approval