Structures for mine shafts - Conveyances Ingestion-build-221493 EN 12929-2

EN 12929-2

• the cavitation measurement by extraction of broadband spectral components in the frequency range 10 kHz to 5 MHz

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The temperature as described in BS IEC 61156‑1‑4 is of utmost importance in terms of the suitability of the insulation material at the interface with the conductor in order to avoid overheating and consecutive degradation of the insulation and transmission characteristics

Structures for mine shafts - Conveyances Ingestion-build-221493 EN 12929-21 Scope This document specifies the loads, the load combinations and the design procedures for the design of the steel and aluminium alloy structural members of conveyances used for the transport of personnel, materials, equipment and rock in vertical and decline shafts. The conveyances covered by this document include personnel or material cages (or both), skips, kibbles, equipping skeleton cages, inspection cages, bridles, crossheads and