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1.1 These requirements cover: a) General purpose and power transformers of the air-cooled, dry, ventilated, and nonventilated types to be used in accordance with the National Electrical Code, ANSI/NFPA 70. Constructions include step up, step down, insulating, and autotransformer type...
Includes: 25kV autotransformer SMOS substation Auxiliary Equipment Enclosure (AEE) buildings and substation compounds, installed west of Maidenhead on Western Route.
Includes: The following instructions apply only to the isolation and earthing of a single or multiple Autotransformer Feeder Cable(s), for repair or planned works to the cable core or sheath, or reconnection of sheath bonds disconnected as part of the isolation & earthing process. Excludes:...
This recommended practice covers general recommendations for the application, installation, operation, and maintenance of all single and polyphase ventilated, non-ventilated, and sealed dry-type distribution and power transformers or autotransformers, including those with solid-cast and/or...
Includes: Autotransformers up to 15MVA
Includes: All high voltage cables and routes associated with traction supplies on both 25 kV AC and DC electrification systems Insulated autotransformer feeder cables installed as part of the -25 - 0 - +25kV Autotransformer system between Welwyn 'B' ATFS and Hitchin SATS
Foreword (This Foreword is not part of Amencan National Standard C57.12.55-1987.) The High Voltage Apparatus Coordinating Committee (HVACC) was established July 24, 1972 by the Electrical and Electronic Technical Advisory Board (now superseded by the Electrical and Electronic Standards Management...
This specification applies to all new 25-0-25 kV autotransformers. Purpose This product specification states the requirements for autotransformers for use on the 25-0-25 kV electrification system. This document is to be read in conjunction with the relevant procurement specification.
This standard is intended as a basis for the establishment of performance, interchangeability, and safety requirements of equipment described, and for assistance in the proper selection of such equipment. Electrical, mechanical, and safety requirements of ventilated, nonventilated, and sealed...
This standard describes the physical interface portions of high performance optical link variants that support the higher level Fibre Channel protocols including FC-FS-4 (reference [1]) and FC-FS-5 (reference [2]). FC-PI-7P specifies the parallel Four-lane 256GFC variant. 64GFC is described in...
This standard documents the commands and parameters necessary to manage and sense the state of the power supplies, the cooling devices, the displays, the indicators, the individual storage devices, and other non-SCSI elements installed in an enclosure. The command set uses the SEND DIAGNOSTIC...
This standard applies to all prescription dress ophthalmic spectacle lenses in edged or assembled form. It is a guideline for entities that fabricate, assemble or process dress eyewear or lens components. Relevant optical and physical specifications and tolerances of this standard also apply to...
This standard provides safety and performance specifications relating to personal transport vehicles (PTVs), driven by electric motors or internal combustion engines to be operated on designated roadways, or within a closed community where permitted by law or by regulatory authority rules. This...
This document establishes a standard for the design, manufacture, construction, operation, and maintenance of funiculars for passenger transport. Funiculars typically have the following characteristics: - carrier capacity over 20 passengers; - maximum operating speed over 300 feet per minute (1.5...
FC-LS-4 describes in details the Fiber Channel Extended Link Services.
