Communications System

Transcript

COMMUNICATION SYSTEM TECHNICAL SPECIFICATION – SECTION 16 TABLE OF CONTENTS 16 COMMUNICATIONS SYSTEM ----------------------------------------------------------------- 2 16.1 System Functions -------------------------------------------------------------------------------- 2 16.2 System Requirements --------------------------------------------------------------------------- 2 16.3 Public Address System (PA) ------------------------------------------------------------------- 3 16.3.1 General---------------------------------------------------------------------------------------- 3 16.3.2 Recording Announcements ---------------------------------------------------------------- 3 16.3.3 Amplifier ------------------------------------------------------------------------------------- 4 16.3.4 Speakers -------------------------------------------------------------------------------------- 5 16.3.5 Crew Intercommunication System (IC) -------------------------------------------------- 6 16.4 Train Radio --------------------------------------------------------------------------------------- 6 16.4.1 Description ----------------------------------------------------------------------------------- 6 16.4.2 Performance Specification ----------------------------------------------------------------- 7 16.5 Antenna ------------------------------------------------------------------------------------------- 7 16.6 Control Panels ------------------------------------------------------------------------------------ 8 16.6.1 Communication Control Panel ------------------------------------------------------------ 8 16.6.2 Cab Communication Control Panel ------------------------------------------------------ 8 16.7 Passenger Emergency Intercom System ------------------------------------------------------ 9 16.8 Destination Sign System ------------------------------------------------------------------------ 9 16.8.1 Equipment Description --------------------------------------------------------------------- 9 16.8.2 Location of Equipment -------------------------------------------------------------------- 10 16.8.3 System Operation -------------------------------------------------------------------------- 10 16.8.4 Position Location System ----------------------------------------------------------------- 11 16.8.5 Memory Transfer Unit--------------------------------------------------------------------- 11 16.8.6 System Components and Wiring --------------------------------------------------------- 11 16.9 Train Announcements -------------------------------------------------------------------------- 11 16.9.1 General--------------------------------------------------------------------------------------- 11 16.9.2 Train - to - Wayside Communications (TWC)----------------------------------------- 12 16.10 Conductor’s Signal System-------------------------------------------------------------------- 12 16.11 Radio and Communications ------------------------------------------------------------------- 12 16.12 Referenced Standards -------------------------------------------------------------------------- 13 RFP No. 012-001 – New Passenger Rail Cars III Page 1 of 13 COMMUNICATION SYSTEM 16.13 Contract Deliverable Requirements List ---------------------------------------------------- 13 16 COMMUNICATIONS SYSTEM 16.1 System Functions The Contractor shall provide a complete and functional communication package for each car. Each communication package shall be comprised of the following: a. Public Address System (PA) b. Crew Intercommunication System (IC) c. Train Radio System (TR) - Cab Cars Only d. Antennae e. Control Panels f. Passenger Emergency Intercom System (PEI) g. Destination Signs h. Train Announcements i. Train to Wayside Communication Details of the design, equipment, arrangement, and installation of the complete communication package shall be submitted to VRE for approval during the design review process. CDRL [1601] 16.2 System Requirements a. The communications system shall permit the train crew to make announcements and to page the passengers and other train crewmembers by use of the speakers in the passenger areas of the cars. b. It shall permit two-way radio communication between the train crew/Operator and other trains and wayside installations. c. It shall permit private two-way intercommunication between any two (2) communication control panels within the train; e.g. between train crew and Operator. d. It shall also accommodate recorded or digitized human speech messages for announcements or other passenger information in accordance with the requirements of 49 CFR 38 and enable announcements to be interfaced with the interior and exterior destination sign for visual broadcasting. In addition, the system shall be capable of receiving and displaying on the interior signs arbitrary text messages addressed to the passengers and/or crew (paging system). e. Passengers shall have the capability to communicate with the train crewmembers via the Passenger Emergency Intercom System. f. The communications system shall be designed so that provisions are made for future transfer of data between the train and wayside installations using a modem and/or via wireless LAN. RFP No. 012-001 – New Passenger Rail Cars III Page 2 of 13 COMMUNICATION SYSTEM g. All trainline communication shall be compatible with existing VRE cars. h. Communication apparatus described hereinafter shall be powered from the locomotive’s 74 Vdc low voltage power supply through the locomotive control trainline and Communications System circuit breakers and shall be capable of operation within the voltage range specified in Section 3.2. The radio shall be provided with a separate circuit breaker. Apparatus requiring power conversion devices, because of voltage range requirements, shall have those devices. i. Suppliers of the communication systems shall have proven experience in the successful design and manufacture of apparatus of this type for similar railcar application, and the Contractor shall follow the manufacturer's recommendations for its installation. j. All apparatus furnished under this Section shall be capable of operation without damage in the environment as specified in Section 3.5 with the car heating and air-conditioning systems inoperative. 16.3 Public Address System (PA) System shall meet all requirements of 49 CFR 238.121 16.3.1 General The PA system shall allow one-way communication from the train crew or the automatic passenger information system to the passengers. The PA system shall provide clear intelligible audio with a constant audio level regardless of position of the audio source within the train. It shall incorporate an automatic volume adjustment feature to compensate for ambient noise conditions. The PA system shall include microphones, amplifiers, speakers, associated wiring, and other circuits, and, when operating, shall have the following performance characteristics: a. Frequency Response: ±3 dB minimum from 150 Hz to 6,500 Hz b. Total Harmonic Distortion (THD): less than 1% over entire frequency range c. Signal to Noise Ratio > 100 : 1 d. All audio communication systems and public address systems shall provide a rating “Excellent” (or better) as defined in IEC 60268-16 as exhibiting a Speech Transmission Index (STI) of 0.75 to 1.0 using the DSSF5E software package developed by Yoshimasa. 16.3.2 Recording Announcements a. Each PA announcement made by a crewmember shall be recorded and stored digitally in the cab car and/or locomotive. The announcements shall be digitally recorded, vox controlled, and stored in non-volatile memory. b. The storage memory shall have sufficient capacity to store not less than eight (8) hours of PA announcements with memory organized on a “first in first out” basis. The system shall permit the down loading of announcement information to PC via Ethernet port available per car. RFP No. 012-001 – New Passenger Rail Cars III Page 3 of 13 COMMUNICATION SYSTEM c. The system shall maintain the following information for each PA announcement for the vehicles provided by this contract: 1) Announcement 2) Time of Announcement 3) Car Number where Announcement was Initiated d. The system shall also have the capability to provide the following data to a future trainline data system: 1) Train Number 2) Train Consist including Road Numbers for All Cars and Locomotives 3) Location of Train Details of the design, arrangement, and installation of the PA System shall be submitted to VRE for review and approval. CDRL [16-02] 16.3.3 Amplifier a. The public address amplifier and spike suppression filters shall be mounted in an approved location in each car. The unit shall be completely solid state, with modular construction, housed in a steel enclosure, and mounted on a standard AAR mounting rack, or approved equal. The amplifier shall be mounted in such a manner that it can be readily removed from the front of the enclosure. b. The unit shall have a minimum output of the lesser of 25 watts or sufficient capacity to drive all specified speakers at the specified sound level. The gain controls shall be adjustable and installed in a well-defined location with restricted access in the amplifier enclosure. c. The amplifier unit shall be complete with transient filtering capable of withstanding 2.5 kV peak pulse with total energy of fifty (50) watt seconds. d. The PA system shall produce a minimum compression range in the microphone and circuits of 18 dB with a maximum output level variation of 2 dB. e. The amplifiers shall be designed such that the audio output to the trainlines and speakers shall have a consistent level when the Operator's mouth is between two (2) and six (6) inches from the microphone. The line amplifier shall be capable of an adjustable line output to a maximum of +20dBm ±2dBm relative to .775 volts at a reference frequency of 1 kHz. f. The PA amplifier shall incorporate an automatic output level adjustment to ensure that the messages are heard by the passengers over the ambient noise level within the car. The automatic output level adjustment shall be capable of maintaining an audio output ten (10) dB higher than the ambient noise level for all car-operating conditions, but shall never exceed a level of 90dB. The automatic output level adjustment shall make use of sensing microphones located within in the passenger compartments. g. Use of the interior speakers as ambient noise sensors shall be prohibited. As a minimum, the system shall include sensing microphones; at least one (1) on the upper level, and one (1) on the lower level. The ambient noise level shall be sampled immediately before each PA RFP No. 012-001 – New Passenger Rail Cars III Page 4 of 13 COMMUNICATION SYSTEM announcement is initiated. The sampling method and location of sensing microphones shall be included in the design review packages. It shall also be possible for the crew to adjust the overall PA system level plus or minus 6dba on a car to car basis. The system shall be restored to default levels on power up or route change. h. The design, material, and workmanship of the amplifier and its application shall be subject to approval of VRE. All terminals and wires shall be properly identified. With speech input, the amplifier shall operate continuously with full output, at rated input voltage, and without damage to components. [CDRL 16-03] 16.3.4 Speakers 16.3.4.1 Interior Speakers a. The location and number of the speakers shall be such as to provide a uniform audio level throughout each passenger compartment. The location and number of speakers shall be subject to the approval of VRE. [CDRL 16-04] b. A minimum of one (1) speaker shall also be installed in the center vestibule, if applicable, and in the toilet room of each car. All speakers shall be arranged in such a manner as to eliminate feedback because of an active microphone. c. Each speaker shall be mounted behind a flush baffle in the car ceiling by means of screws and hinge fittings or screws only. The speaker installation shall be arranged such that speakers can be removed and replaced by removing the baffle without disturbing ceiling panels. The baffle shall be integrally colored to match the decorative treatment of the car. Speakers shall be secured with tamper proof screws. d. The interior speaker shall be of the direct radiating, permanent magnet field type capable of handling up to ten (10) watts of audio power. The nominal axial sensitivity shall be at least ninety-two (92) dB at four (4) feet with one (1) watt input. The speaker shall have a wide dispersion characteristic. 16.3.4.2 Exterior Speakers a. Two weather resistant exterior speakers shall be used per car, one per side. They shall be located below passenger side windows between the side doorways at the approximate quarter points of the carbody. b. External loudspeakers shall have a frequency response of 120 to 8,000 Hz ±5dB, with an extended response of 80 to 10,000 Hz and a dispersion angle of 150 degrees. The loudspeaker shall have a minimum power handling capacity of 15 watts. With the vehicle standing in the station, but with all equipment operating, the speaker shall clearly be heard and understood at the rear of the platform, up to 12-ft. The intelligibility of the speaker output shall be as specified in Section 16.3.1d c. The exterior speakers shall be integrated into the carbody, be weather resistant and shall be installed to prevent water ingress. The loudspeaker locations shall not violate the vehicle's dynamic outline. They shall be immune to the chemicals and detergents normally used during car washing, shall not interfere with nor damage mechanical car wash brushes, and shall be designed to withstand forces generated by these brushes. RFP No. 012-001 – New Passenger Rail Cars III Page 5 of 13 COMMUNICATION SYSTEM d. All speaker assemblies shall be of a direct drive, transformer-less system in which each speaker is connected directly to a PA amplifier module that is part of the communication system. e. The speakers shall be phased so that when the primary is connected to the distribution line according to the labeling, all speaker cones will move in the same direction at the same time. The speaker shall have a one-piece stamped steel frame with an outside diameter of five (5)in. and shall mount to a flat baffle with four (4) equally-spaced slots or holes. The overall depth shall not exceed 4-in. The cone, voice coil assembly, and suspension shall be moisture resistant. All ferrous metal parts shall be made rust resistant by plating. f. The speakers shall be connected in parallel with uniform polarity to a pair of wires from their respective amplifiers. g. Wiring for the speaker system shall conform to the requirements of Section 17. Fusing of the speaker distribution system shall not be required. h. Speakers, located adjacent to the communication control panels or the control head, shall be automatically disconnected during PA transmission to prevent feedback. The speaker shall be protected by a metal or plastic enclosure. The enclosure shall adequately protect the speaker from the affects of dust, moisture, magnetic materials such as steel filings, or other foreign objects. The protective enclosure shall be rustproof. It shall mount on the speaker baffle completely enclosing the speaker from the rear. i. The enclosure shall include knockouts and gaskets for the dust-tight entrance of the speaker connection leads. The enclosures shall be so constructed that no mechanical resonance or vibration occurs. The speaker baffle and enclosure shall be supplied by the communication system supplier. 16.3.5 Crew Intercommunication System (IC) The Crew Intercommunication System shall provide two-way communication between the control stations required in Section 16.6. 16.4 Train Radio 16.4.1 Description Each cab car shall be equipped with a radio meeting AREMA requirements, with PA/IC interface, or approved equal. Radio units shall be shipped with the cars. The radio shall embody the following requirements: a. The radio shall meet or exceed all applicable FCC and AREMA requirements. All electrical tests either shall be referenced to a specific test procedure or shall be described in full by the Manufacturer. The equipment shall be capable of operation without significant degradation when subject to the applicable temperature, shock, humidity, and vibration tests set forth in TIA Standard 603 and IEEE Std 1478, whichever is more severe. b. The radio unit shall be designed to operate from the locomotive’s 74 Vdc low voltage power supply through the locomotive control trainline. The power supply input shall be isolated from ground on both positive and negative sides of battery to permit operation in an ungrounded system. The power source shall not be dependant on the proper functioning of RFP No. 012-001 – New Passenger Rail Cars III Page 6 of 13 COMMUNICATION SYSTEM any other communication system component and shall be powered from a dedicated independent circuit breaker. c. Radio circuitry shall include a time-out feature to prevent inadvertent lockout of the transmitter and receiver. d. Transient filter protection shall be designed as an integral part of the radio and shall provide adequate protection from transients of the type encountered in commuter car and locomotive applications. e. The radio unit shall be fully synthesized and capable of utilizing all 97 AAR frequencies. It shall be set up to transmit and receive on eight (8) channels. Those shall be: Home Channel AAR Channel Code Transmit Frequency Receive Frequency CTCSS Tone (Encode Only) WT1 1 84-12 161.370 160.900 114.8 ST2 2 69-16 161.145 160.350 114.8 AMT 3 54-54 160.920 160.920 N/A FRP-RD 4 96-96 161.550 161.550 N/A FRP-DIS 5 20-20 160.410 160.410 N/A NS-RD 6 56-56 160.950 160.950 N/A NS-DIS 7 48-09 160.830 160.245 N/A VRE 8 TBD N/A N/A N/A Application The radio’s channel selection and operating modes shall be programmable by a laptop computer (IBM compatible). Radio disassembly shall not be required to connect the computer to the radio unit for programming. 16.4.2 Performance Specification The radio shall meet the design criteria as given in the American Railway Engineering and Maintenance of Way Association; Communications & Signals Manual; Volume 5, Section 22. 16.5 Antenna a. A low profile type antenna, including coaxial cable running from antenna to electric locker, shall be provided. No angle connectors shall be used. A voltage standing wave ratio (VSWR) of 1.5 or better shall be required after installation. b. The antenna shall be mechanically grounded to the carbody through a copper or similar conductive metal between the antenna and its mounting. c. The antenna lead shall pass through the roof by means of a 1-in. pipe of the same material as the roof. The pipe shall extend up to the antenna base and be welded completely to both the roof and the base of the antenna. No air or moisture shall enter or escape through the antennae lead roof penetration. RFP No. 012-001 – New Passenger Rail Cars III Page 7 of 13 COMMUNICATION SYSTEM 16.6 Control Panels 16.6.1 Communication Control Panel Each vehicle shall have a communication control panel (CCP) located adjacent to the Master Door Control panel. In cab cars, there shall be a CCP or equivalent located in the cab for the Operator’s use. The communications control panel shall be located at an approved height above the floor. Each communication control panel shall include: a. A handset and intercom speaker mounted behind a, perforated grille. b. The “Public Address”, “Intercom”, and “Passenger Emergency” functions shall be available by a pushbutton switch that illuminates when the function is active. c. A “PEI Activated” light. The handset microphone shall be designed with a coiled cord and have a push-to-talk switch and incorporate a noise cancellation feature.. Push to-talk switch must be "leaf" type, capable of 1,000,000 operations. The output shall be -15 dBm with 600 ohm output impedance and sound pressure of 30 microbars, 300 Hz. Frequency response shall be 300 Hz to 1 KHz using 3 dB/Octave. VRE shall approve the installation and protection of the wiring to the control panel. [CDRL 1605] 16.6.2 Cab Communication Control Panel The cab car shall have a communication control panel in the cab located on the Operator’s left vertical indicator and switch panel. It shall be within easy reach of the seated Operator. The cab communication panel shall include: a. A handset-mounted microphone for radio/PA/intercom, with a speaker mounted behind a stainless steel perforated grille. Alternatively, the handset and speaker may be mounted separate from the control panel provided that they are located nearby. b. A GE 12R Series II LC radio c. Radio speaker volume control (25% to 100% of full volume). d. LED Indicator showing in system activated and mode in use e. Press-to-talk microphone switch. f. Radio/PA/Intercom/PEI pushbuttons, defaulted for radio reception. (When PA, PEI, or Intercom is selected, it shall allow the operator to talk over the PA, PEI, or Intercom system, respectively.) g. A “PEI Activated” light. Components, which do not require the attention of the Operator, shall be mounted in the equipment locker adjacent to the cab and shall be accessible for maintenance and servicing. The cab communications control panel shall be energized whenever power is available. The train radio communication mode shall be the highest priority in the event of a communication system failure. The Cab Communication Control Panel shall directly connect RFP No. 012-001 – New Passenger Rail Cars III Page 8 of 13 COMMUNICATION SYSTEM the microphone, PTT button, speaker, and any other required components directly to the radio in such event. 16.7 Passenger Emergency Intercom System Each car shall have a Passenger Emergency Intercom (PEI) system to allow two-way communication between passengers at a PEI panel and train crew through the existing train intercom system. There shall be a PEI panel located in each level of the car and in the toilet room. Details of the design, installation, arrangement, and location of the PEI panels shall be submitted to VRE for approval during the design review process. CDRL [16-06] The PEI panel shall be vandal proof and shall include: a. A flush mounted microphone and intercom speaker behind a perforated vandal-proof grille. b. A push to call push button. When the PEI panel's call button is depressed, a PEI status indicator light will light on the local PEI panel. The status light on all other PEI panels in the consist shall flash, indicating that the system is busy. Simultaneously, a PA system announcement shall be played throughout the consist stating “passenger needs assistance in car XXX.” Once a PEI panel is activated, all other PEI panels in the consist shall be locked out. c. A “Press to Call” button. Following the call request, a crewmember may acknowledge the call request and initiate the conversation without any specific action by the passenger. A half-duplex system shall be incorporated which gives conversation priority to the crewmember and hands-free communication capability to the passengers. d. Operating instructions and the car number and location (such as “Car Number XXX, AEnd”) shall be provided adjacent to the panel in photo luminescent material per APTA Standard SS-PS-001-98. Operating instructions shall clearly indicate “For Emergency Use Only”. 16.8 Destination Sign System 16.8.1 Equipment Description An Electronic Destination Sign System shall be installed on each car. It shall comply with all requirements of 49 CFR 238 and IEEE Std 1477. a. Each cab car shall have two (2) (cab and vestibule) and each trailer car shall have one Operator’s Display Keyboard unit (ODK) and all cars shall have one Communication Control Unit (CCU). b. All cars shall have two (2), fifteen (15)-character, LED side signs with 2.5-in. character height, for viewing from the exterior of the cars as installed on the existing Nippon Sharyo cars or equivalent. c. All cars shall have four (4), fifteen (15) character, LED signs with 2.0-in. character height, for viewing from the interior of the cars. The number of signs and character height will be determined by car design and provided that the sign is ADA compliant. RFP No. 012-001 – New Passenger Rail Cars III Page 9 of 13 COMMUNICATION SYSTEM 16.8.2 Location of Equipment a. The externally viewed side signs shall be located as approved by VRE; one (1) on the right and one (1) on the left side of each car. The opening shall be glazed, and the glazing shall be secured with a neoprene-glazing strip. A housing compatible with the interior design with a hinged cover, shall be provided on the interior of the car. Approved fasteners shall be provided to secure the access door. The hinged cover shall be large enough to allow troubleshooting and removal of the sign assembly without disturbing or removing of the glazing assembly. b. The externally viewed front sign shall be located in the left front cab car windshield as approved by VRE. c. Two (2) internally viewed signs shall be installed in wall panels at an approved location for each level of each separate passenger compartment. Upper level, mid-level and lower level shall be considered separate passenger compartments. d. The sign control unit on Cab cars and Trailer cars shall be installed in a locker as approved by VRE. The Operator’s Display Keyboard shall be located in the locker adjacent to the quarter point doors on all cars. A door shall be provided with a key lock to allow authorized personnel to access the keyboard for programming, troubleshooting, or removal. The keyboard shall be placed at a suitable height for easy operation. A window shall be placed in the access door to allow viewing of the keyboard screen with the door closed. [CDRL 1607] e. An Ethernet port shall be provided in the A-1 locker to facilitate the connection of a portable memory transfer unit. 16.8.3 System Operation a. The system shall be operated from any operator’s display keyboard of any car in a train. It shall be possible for only one (1) operator’s display keyboard unit on the train to be in use at any given time to select messages. b. It shall be possible to program all side signs, interior signs, and front signs with a preapproved message from any operator’s display keyboard. c. Station message sequence for interior signs and PA announcements shall be manually initiated at the origin station by the train crew. d. Interior signs (and PA announcements) shall provide the following messages: 1) Announce the next station, when departing a station; 2) Announce the station when approaching a station; 3) Announce the station when stopped at the station; 4) Control of the announcements shall be delivered from the vehicle’s Position Location System (PLS). e. Provision shall be made to enable the system to be automatically operated from a remote source such as central control, radio, or automatic vehicle location system. The same provision shall allow simultaneous activation of a pre-recorded voice message over the PA RFP No. 012-001 – New Passenger Rail Cars III Page 10 of 13 COMMUNICATION SYSTEM system as described in Section 16.2. In order to change messages, an access code shall be required. f. Exterior signs shall continuously display either “Manassas” or “Fredericksburg”, as selected by the Operator. The selected message shall remain until changed by the Operator. g. The sign system shall be operational whenever the 480 Vac Trainline is energized. The design of the destination sign system, including equipment location and system operation, shall be submitted to VRE for review and approval during design review process. CDRL [16-08] 16.8.4 Position Location System The cab cars shall be equipped with a Position Location System (PLS) to determine the trains location within three meters at all locations were VRE operates, including tunnels. The PLS shall utilize WAAS GPS as its primary location determination. In the event of loss of GPS signal the PLS shall use inertial navigation and dead reckoning to determine the vehicle location. The inertial navigation and dead reckoning shall be an integrated part of the GPS system such that the only data sent to other systems is NMEA formatted data even during loss of GPS signal. If an odometer input is required for the dead reckoning the PLS shall automatically compensate for wheel size changes including old to new wheel and wheel wear without user intervention. The PLS system shall have one spare RS232 or approved equal NMEA formatted GPS output available for VRE future use. 16.8.5 Memory Transfer Unit A standard IBM compatible PC shall be used to update the message listing and all memory devices in the sign control units in each car using an open Ethernet port. CDRL [16-09] Software programs shall be provided which shall enable authorized personnel to change the message and voice databases using a standard PC. The software shall be capable of creating special graphics characters. The message listing created in the computer shall be transferred directly to each sign control unit via an Ethernet port, as described above. 16.8.6 System Components and Wiring All components and wiring shall meet the requirements of Section 17. Where required to prevent interference, shielded, twisted pairs of wires shall be used. The power supply shall operate from the locomotive’s 74Vdc power through the locomotive trainline. 16.9 Train Announcements 16.9.1 General The contractor shall make provisions in the communication system that will allow adding a feature that will permit wayside personnel to transmit arbitrary text messages to the train for display to the passengers or crew. The paging system shall use the Train to Wayside Communication (TWC) equipment to receive the page messages. Page messages shall be transmitted to all cars via a data network. Programmed station announcements shall be executed as described in Section 16.8.3 RFP No. 012-001 – New Passenger Rail Cars III Page 11 of 13 COMMUNICATION SYSTEM 16.9.2 Train - to - Wayside Communications (TWC) Provisions shall be made to allow adding a Train-To-Wayside communications equipment on all cab cars. The TWC equipment shall provide the following functions, as a minimum: a. Transfer of consist monitoring and diagnostic data from the train to the wayside; b. Transfer of train status information from the train to the wayside; c. Transfer of passenger load data for all cars in the train from train to the wayside; d. Remote trouble-shooting of locomotive and car systems; e. Transfer of sign database updates from the wayside to the train; f. Transfer of software updates from the wayside to the train; g. Transfer of paging system messages from the wayside to the train; h. Transfer of en-route transit information from the wayside to the train. Communications among locomotives and cars and the TWC equipment shall be by means of wireless LAN, when available. It shall be possible to send and receive all data on either of the two (2) TWC channels. 16.10 Conductor’s Signal System A trainlined electric signal system shall be provided in all cars. Pushbuttons and buzzers shall be located approximately as follows: a. One (1) low tone buzzer located in the control station of cab-control cars b. Two (2) pushbuttons located at each MDC of all cars, one adjacent to each door control panel 16.11 Radio and Communications The Contractor shall submit a communication system design plan that describes the communication systems and the criteria used for each system to mitigate potential interference problems during: a. Concept development b. Design development c. System qualification testing d. Systems integration into the vehicle e. Integration of the vehicle into the VRE system The Contractor shall ensure that the communications equipment including, but not limited to train radios, hand held radios, public address and intercommunications systems are free from on board and external caused interference. For intercommunications, VRE uses car borne intercom, car borne radios, handheld radios and cellular telephones. The application of control components, such as filtering, shielding, and bonding, shall conform to sound engineering practices and industry standards and shall be an integral part of the car system. Potential interference sources, such as electric buzzers and other trainline signals, shall be considered and adequately suppressed. RFP No. 012-001 – New Passenger Rail Cars III Page 12 of 13 COMMUNICATION SYSTEM The Contractor shall develop the plan in conjunction with the EMC Plan and shall submit the plan within 120 days following the Notice to Proceed. CDRL [16-10] 16.12 Referenced Standards  49 CFR 38, Transportation Services for Individuals with Disabilities (ADA)  49 CFR 238, Passenger Equipment Safety Standards  AREMA Communications & Signaling Manual, Vol. 5, Section 22  APTA Standard SS-PS-001-98, Standard for Passenger Railroad Emergency Communication  TIA-603, Land Mobile FM or PM Communications Equipment Measurement and Performance Standards  IEEE Std 1477, Passenger Information System for Rail Transit Vehicles  IEEE Std 1478, Environmental Conditions for Transit Rail Car Electronic Equipment 16.13 Contract Deliverable Requirements List CDRL Title 16-01 Design, Arrangement, Installation of Communication Package 16-02 Design, Arrangement and Installation of PA System 16-03 Pa Amplifier Design 16-04 Interior Speakers 16-05 CCP Design 16-06 PEI Panels 16-07 Operator’s Display Keyboard 16-08 Destination Sign System 16-09 Memory Transfers Units 16-10 Interference Mitigation Plan RFP No. 012-001 – New Passenger Rail Cars III Page 13 of 13