American Audio VELOCITY - REV 4-05 Betriebsanleitung PDF herunterladen (Seite 17)

METRO RAIL DESIGN CRITERIA SECTION 9 / SYSTEMS

DE304.09 9-12 Revision 4: 05/09/12

Metro Baseline Re-Baseline: 04/29/10

surface shall be as level as possible to minimize the gap between equipment

bases and finish surface of pad.

TVMs and SAVs will be installed level by fare collection equipment

personnel. Fare gate consoles will be installed level side to side and parallel

front to back by fare collection equipment personnel. Any resulting gap

between TVM, fare gate, orSAV base and the finish mounting surface will be

sealed.

2. Conduits

For Communications, minimum branch conduit sizes to be run from each

device location to nearest communication pull box or junction box located

within area of TVM/SAV Group shall be 1” for Telephones, 1” for CCTV

cameras, 1” for separate PA zone, two (2) 1” for message boards, 2” for

TVMs, 1” for SAVs, 1” for fare gate underfloor duct junction boxes, with

minimum 2” size home conduit run for each subsystem continuing to the

Communication room or the cabinet for installation of communications and

SCADA interface cables.

For Power, minimum 1” size branch conduit shall be run from each message

board, TVM/SAV location and from each fare gate underfloor duct junction

box to nearest power pull box, with continuation conduit of appropriate size

(per NEC) for wiring requirements running to the station power panel for

installation of power wiring.

Conduits should have all sharp edges removed.

Communications conduit shall be installed between the location of station

network equipment and the location of each TVM, fare gate underfloor duct

junction box, and SAV. Communication pull boxes shall also be

appropriately located for length of main conduit run(s). Conduit arrangement

should use main run to each general location of equipment with branch runs

continuing between junction box and each TVM/SAV location and to each

fare gate underfloor duct junction box. Conduit arrangement shall allow for

node-type (node at communication room or cabinet) communications cable

connections (between TVMs, fare gates, and SAVs, and the UFS station

network equipment at communication room or cabinet) through the use of

appropriately located communication pull boxesand/or junction boxes.

Conduit arrangement shall support installation of both copper and fiber optic

cable runs between station network equipment connected to node at

communication room or cabinet and TVM with hub, and between TVM with

hub to each additional TVM and SAV or fare gate within the TVM and SAV

or Fare Gate Group, along with copper SCADA Interface Cable (SIC) from

MDF at communication room or cabinet to each TVM Group(station platform

entrance), with SIC cable connected to additional TVMs within same Group

in daisy chain manner.

Dedicated, minimum 2” size conduit shall be provided from a telephone

utility box/pole to the enclosure for communications to bring in and terminate

telephone company cable or other communications lines as appropriate.

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American Audio VELOCITY - REV 4-05 Betriebsanleitung Seite 17

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