Nautel NX100 Preinstallation Manual Download Page 40

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NX100 Pre-installation Manual

Physical requirements

Page 3-8

Issue 3.2 2017-03-31

Figure 3.7: Ac power entrance

Note:

Dimensions are based on the standard 380 V transformer primary voltage. Size may vary

based on the primary voltage; contact Nautel for custom primary voltage options.

Nautel Part #

207-7524-01 shown

400 A, 600 V switch

Summary of Contents for NX100

Page 1: ...NX100 Transmitter Pre installation Manual Document NHB NX100 PRE Issue 3 2 2017 03 31 Status Standard...

Page 2: ......

Page 3: ...Fax 1 207 947 3693 Customer Service 24 hour support 1 877 628 8353 Canada USA only 1 902 823 5100 International Email support nautel com Web www nautel com The comparisons and other information provi...

Page 4: ......

Page 5: ...azards xvi RF Hazards xvi Toxic Hazards xvi Other Hazards xvi Safety Precautions xvii Personal Safety xvii Site Safety xviii Equipment Safety xx Declaration of conformity xxiii Description 1 1 Capabil...

Page 6: ...9 Cooling requirements 4 1 Air flow in the transmitter 4 1 Cooling 4 3 Heating 4 8 Electrical requirements 5 1 Electrical power 5 1 Station reference ground 5 9 RF output requirements 6 1 RF output co...

Page 7: ...9 Analog outputs 8 12 Web based control 8 13 Parts and tools 9 1 Contacting Nautel 9 1 Parts supplied by Nautel 9 1 Parts not supplied by Nautel 9 2 Parts ordering 9 2 Module replacement program 9 2...

Page 8: ...NX100 Pre installation Manual Page 1 viii Issue 3 2 2017 03 31...

Page 9: ...ting Section 7 Planning Audio Inputs added stereo broadcast NOTE to AES EBU paragraph added DRM Simulcast paragraph to Other Considerations sub section Section 8 Planning Control Monitor Connections a...

Page 10: ...NX100 Pre installation Manual Page x Issue 3 2 2017 03 31...

Page 11: ...the manual provide reference information regarding physical cooling electrical and antenna requirements Technical support Nautel offers technical support to customers over the Internet and by telephon...

Page 12: ...r NX100 Operating and Maintenance Manual NX100 OPS MAINT Provides instructions for operating maintaining and troubleshooting an NX100 transmitter It also provides reference information needed when per...

Page 13: ...PDF format You can use the documentation online or print the sections that you need When using online documents Click on the blue hyperlinks to jump to a related section or to get additional informati...

Page 14: ...ion Manual Page xiv Issue 3 2 2017 03 31 When using printed documents To find keywords go to the Index section at the end of the manual To find a specific term go to the List of Terms section near the...

Page 15: ...serious danger is present DANGER HIGH VOLTAGE Indicates dangerous voltage in excess of 72 volts capable of causing a fatal electrical shock are present on or near parts bearing this label Mount the tr...

Page 16: ...ardous during normal device operation and under normal device failure conditions These devices are specifically identified with BeO in the Description column of the Troubleshooting Manual s parts list...

Page 17: ...f training courses covering the basic fundamentals of RF systems and transmitters and the operation and maintenance of the transmitter For more information about available courses and schedules go to...

Page 18: ...el does not offer first aid training since the hazards associated with high voltage and RF energy are not specific to the transmitter However the customer should provide first aid training to all pers...

Page 19: ...and their antenna systems create intense radio frequency fields at the transmitter site particularly near the feedline antenna and tower At some sites these fields may cause biological effects includ...

Page 20: ...es during servicing Train all service personnel to ground themselves to bleed off any static charge before opening the transmitter or touching any exposed components Provide a grounding wand or known...

Page 21: ...t place the transmitter under water pipes drains or sprinklers Keep any equipment that generates heat like the transmitter away from flammable materials like ceiling panels cubicle dividers and curtai...

Page 22: ...NX100 Pre installation Manual Page xxii Issue 3 2 2017 03 31...

Page 23: ...elevant provisions of Directive 1999 5 EC The subject equipment is intended for use in the following Member States identified by ISO 3166 2 letter code The use of this equipment requires a license in...

Page 24: ...NX100 Pre installation Manual Page xxiv Issue 3 2 2017 03 31...

Page 25: ...eset power levels using the NX100 graphic user interface AUI The power output can also be scheduled to correspond with authorized daytime power levels Modulation The NX100 is capable of double sideban...

Page 26: ...ation of agents and traps Discrete Wiring routing multiconductor signaling cable from the transmitter to a remote control board Nautel Phone Home configurable through the remote AUI monitors transmitt...

Page 27: ...tions available for the transmitter See Section 4 Cooling requirements on page 4 1 for more information GPS Sync Card A GPS sync PWB can be purchased that is capable of driving a 3 3 V or 5 V GPS ante...

Page 28: ...NX100 Pre installation Manual Description Page 1 4 Issue 3 2 2017 03 31...

Page 29: ...er that is if the site is already set up for a transmitter go to Step 7 If you are upgrading a site verify the feedline the lightning protection systems and the ac power service Refer to Nautel s Reco...

Page 30: ...tem on page 6 4 10 Arrange manpower or lifting equipment to move and assemble the transmitter You may want to use a forklift to move either the transmitter or its power transformer into place for inst...

Page 31: ...ter perform the following tasks 1 Ensure that the RF feedline that will connect the transmitter and the antenna system has a suitably rated coaxial cable 2 Connect the shield of the antenna feedline c...

Page 32: ...NX100 Pre installation Manual Pre installation tasks Page 2 4 Issue 3 2 2017 03 31...

Page 33: ...sts physical site requirements This section includes the following topics Dimensions Clearances see page 3 2 Weight see page 3 9 Dimensions The NX100 main transmitter excluding power transformer cabin...

Page 34: ...ce Allow enough room for someone to comfortably work at the side of the transmitter for possible maintenance activities such as removing the side panel replacing a fuse removing combiner pipe hardware...

Page 35: ...ts Issue 3 2 2017 03 31 Page 3 3 Figure 3 2 NX100 top view Ac Power FRONT Cable Entry RF Output Control Monitor Cable Entry Dimensions in Exhaust Duct see dimensions below Intake Duct see dimensions b...

Page 36: ...NX100 Pre installation Manual Physical requirements Page 3 4 Issue 3 2 2017 03 31 Figure 3 3 NX100 top view with door swing Front Dimensions in inches mm Exhaust...

Page 37: ...NX100 Pre installation Manual Physical requirements Issue 3 2 2017 03 31 Page 3 5 Figure 3 4 NX100 front view Dimensions in inches mm...

Page 38: ...NX100 Pre installation Manual Physical requirements Page 3 6 Issue 3 2 2017 03 31 Figure 3 5 NX100 side and rear views Dimensions in inches mm Station Reference Ground Stud Side Rear...

Page 39: ...017 03 31 Page 3 7 Figure 3 6 NX100 External Power Transformer Cabinet Dimensions in inches mm Note Dimensions are based on the standard 380 V transformer primary voltage Size may vary based on the pr...

Page 40: ...ue 3 2 2017 03 31 Figure 3 7 Ac power entrance Note Dimensions are based on the standard 380 V transformer primary voltage Size may vary based on the primary voltage contact Nautel for custom primary...

Page 41: ...connect switch weights are based on the standard 380 V transformer primary voltage Weight may vary based on the primary voltage contact Nautel for custom primary voltage options Table 3 1 Weight of co...

Page 42: ...NX100 Pre installation Manual Physical requirements Page 3 10 Issue 3 2 2017 03 31...

Page 43: ...to aid each configuration in ensuring effective cooling Open air configuration In an open air configuration see Figure 4 1 cooling air is drawn through air filters in the back of the transmitter Air...

Page 44: ...itter and exhausts in the same manner as the open air cooling option In this configuration cooling air must be ducted to the intake grill and the exhaust air must be ducted away from the transmitter C...

Page 45: ...mitter is not drawn back into the transmitter s cool air intake Cooling plant requirements In an NX100 system heat is generated by both the transmitter and the transformer and each may be cooled separ...

Page 46: ...equirements for the Power Transformer Note Although normal program audio is generally equivalent to 50 75 continuous tone modulation Nautel recommends you design the cooling system for 100 continuous...

Page 47: ...leave a gap between the top of the transmitter and the bottom of the exhaust hood as shown in Figure 4 3 Figure 4 3 Gap for Exhaust Air This gap will serve two purposes 1 For air conditioned closed lo...

Page 48: ...s dust and sand buildup within the equipment An example of this type of system is shown in Figure 4 4 which shows a combined NX400 800 kW transmitter system with each transmitter having a dedicated sp...

Page 49: ...NX100 Pre installation Manual Cooling requirements Issue 3 2 2017 03 31 Page 4 7 Figure 4 5 Split System Air Conditioner Examples...

Page 50: ...xchanging the air in the room as shown in Figure 4 6 Figure 4 6 Forced ventilation of the power transformer cabinet Forced ventilation of the power transformer is necessary for ambient temperatures gr...

Page 51: ...at the preset carrier level for voltage variations within the specified range provided the correct transformer tap is chosen Power consumption When operating at 100 kW with 100 modulation by a contin...

Page 52: ...r 380 V Transformer 340 V ac 440 V ac NOTE Line currents shown are based on operation at nameplate power 100 continuous modulation and 10 low ac line Ac wiring must also be rated to handle inrush curr...

Page 53: ...containing suitably rated varistors is available from Nautel Install the surge protector panel close to the station reference ground and as close as possible to the ac service entrance The ac power so...

Page 54: ...ditionally the main cabinet contains a single phase 2 kW logic supply that receives its ac input from one of the three phases and X0 Note It is highly recommended that you purchase suitable wiring har...

Page 55: ...e Cable tray on page 5 7 flexible high strand allowing easy bend radius for drops from tray into transmitter racks For the neutral and ground connections you require a 1 0 AWG tray rated wire availabl...

Page 56: ...alled Cytolok Nautel Part JA93 535 MCM wires and Nautel Part JA92 1 0 AWG wires These cable connectors offer various advantages over other connector types including no compression crimp tool required...

Page 57: ...entry into transmitter cabinets cable tray is suspended from ceiling and supports wire weight fuse assembly on side of transformer cabinet pre fitted to accept 4 x 18 cable tray each transmitter cabin...

Page 58: ...Lg WeatherResist Black 30 HT59 PLT4S MO Cable Tray elbow 90 Deg 6 Vert Outside 2 HCT26 LCA43 6 12 V090 R12 Cable Tray Coupling 4 Deep 4 HCT20 LCA43 C Wire 1 0 Tray Rated 90C 600V Green 30 ft WT01 3BAL...

Page 59: ...the ground connection of the power source directly to the surge protector using a 10 cm 4 in copper strap Connect the surge protector to the station reference ground using a copper strap that is at le...

Page 60: ...NX100 Pre installation Manual Electrical requirements Page 5 10 Issue 3 2 2017 03 31...

Page 61: ...17 03 31 Page 5 11 Figure 5 3 NX100 Standard Cable Tray System Power Transformer T1 Transmitter 3 1 Denotes item is cut to length on site Install Cable Cleat Kit every 1 m along horizontal rungs 8 9 1...

Page 62: ...es see the Nautel Site Protection Manual RF output connector See RF Output on page 1 3 for the connector configuration options for the transmitter Antenna feed cable Maximum voltage The maximum voltag...

Page 63: ...ince the dielectric constant of the solid is higher than the gas air the high voltage stress is concentrated on the air It is very important to minimize the junction s stress gradient and to avoid tri...

Page 64: ...rona which can lead to a breakdown Feedline testing Test the RF transmission system from the transmitter flange to the antenna before putting the transmitter into service This is very important especi...

Page 65: ...rrier frequency impedance is 50 ohms However overall system performance degrades as the VSWR increases Advances in digital modulation schemes like IBOC and DRM systems require better performance from...

Page 66: ...ssed properly An audio processor will adjust the dynamic range loudness frequency response and symmetry parameters to suit the transmission system Carefully control the peak levels For monaural applic...

Page 67: ...es the LVDS signals I and Q to the exciter in CMOS format The digital audio data from the LAN Exporter must be connected via an Ethernet cable to ETHERNET connector J1 on the exgine PWB The transmitte...

Page 68: ...itude of between 2 2 V and 8 0 V sine wave or square wave be spectrally pure since spurs may pass through to the transmitter output Audio Player via USB There is provision to configure the transmitter...

Page 69: ...tallation Manual Planning audio inputs Page 7 4 Issue 3 2 2017 03 31 Figure 7 1 Audio Connections AUDIO CABLE ENTRY A1 CONTROL INTERFACE PWB 10 MHz SYNC 1 PPS SYNC I Q AES EBU ANALOG AES EBU BALANCED...

Page 70: ...AUI that allows you to locally control all transmitter functions and set parameters and schedules The remote AUI allows you to adjust any parameter and view any status available in the local AUI via a...

Page 71: ...4 and TB1 3 when the interlock circuit is intact and it is safe to enable the RF output It must present an open circuit when any external interlock switch is activated and the RF output requires inhi...

Page 72: ...NX100 Pre installation Manual Planning control monitor connections Issue 3 2 2017 03 31 Page 8 3 Figure 8 1 External Interlock and PDM Inhibit Circuits...

Page 73: ...er between the 15V terminal TB1 5 and the terminal TB1 6 and connect your external PDM inhibit circuit between the GND terminal TB1 8 and the terminal TB1 7 The external PDM inhibit circuit must prese...

Page 74: ...e transmitter Table 8 1 Remote Inputs Selection Options Remote Input Function RF On Same as pressing the AUI RF On button Tells the transmitter to provide RF power if possible Provide an active pulse...

Page 75: ...07 8 J8 7 08 9 J8 6 09 10 J8 4 10 11 J8 3 11 12 J9 8 12 13 J9 7 13 14 J9 6 14 15 J9 4 15 16 J9 3 16 RF On Off RF On Off Reset Inc Dec Rf Power Inc Dec Rf Power Main Exciter Main Exciter Auto Changeov...

Page 76: ...r s 15 V as the current source for a control function s opto coupler configure the circuits on the control interface PWB for single ended inputs see Figure 8 2 The INT EXT 3 pin header E3 must have it...

Page 77: ...event that the associated AUI control is not available See Table 8 2 on page 8 6 to determine the switch associated with each of the remote inputs Below each switch is a blank white label to allow fo...

Page 78: ...tor for a logic false condition If the remote output is configured as Logic 1 Active see the NX100 Operations and Maintenance Manual then the remote output s switching circuit will provide an open col...

Page 79: ...disabled manual Main Exciter Status Indicates which exciter is selected as main Logic true if exciter A is main Logic false if exciter B is main Indicates the status of the mode scheduler function Log...

Page 80: ...g Jumper 1 J3 8 DS1 E1 2 J3 7 DS2 E2 3 J3 6 DS3 E3 4 J3 4 DS4 E4 5 J3 3 DS5 E5 6 J3 2 DS6 E6 7 J4 8 DS7 E7 8 J4 7 DS8 E8 9 J4 6 DS9 E9 10 J4 4 DS10 E10 11 J4 3 DS11 E11 12 J5 8 DS12 E12 13 J5 7 DS13 E...

Page 81: ...al monitoring Analog output connections Analog outputs 1 through 4 connect to terminals of connector J6 on the remote interface PWB A11A4 See Table 8 5 to determine the output terminal associated with...

Page 82: ...s the web server operating on the transmitter TCP port 3501 used for regular AUI to transmitter communication Also used to perform a security check to allow the remote web browser to access AUI conten...

Page 83: ...ovided by iReasoning to customized solutions such as those provided by Burk Nautel does not provide SNMP client software Access to SNMP control monitoring is through the ETHERNET USB connector J3A on...

Page 84: ...ransmitter s performance When this data is used by Nautel Customer Service staff for diagnostic purposes it cuts down on repair time and gets you back on air faster Nautel Customer Service technicians...

Page 85: ...NX100 Pre installation Manual Planning control monitor connections Page 8 16 Issue 3 2 2017 03 31...

Page 86: ...see page 9 2 Tools for installation see page 9 3 Contacting Nautel You can reach Nautel to order parts or for technical assistance at Nautel Limited 10089 Peggy s Cove Road Hackett s Cove NS Canada B3...

Page 87: ...clamps All electrical power cables including conduit terminating devices and conduit clamps A plastic sheet or suitable equivalent used to cover the top of the transmitter during instal lation to prev...

Page 88: ...ter installation include the following Digital voltmeter Philips screwdrivers sizes 1 and 2 Pliers Wire cutters Slot screwdriver 5 mm 3 16 inch Metric and Imperial socket set up to 24 mm 15 16 inch Me...

Page 89: ...NX100 Pre installation Manual Parts and tools Page 9 4 Issue 3 2 2017 03 31...

Page 90: ...mmissioning service Nautel offers an installation and commissioning service to customers who want assistance with configuring and commissioning a new Nautel transmitter After the customer completes th...

Page 91: ...on analyzer Modulation monitor Frequency counter 50 test load rated for 150 of carrier power VSWR less than 1 1 1 Nautel s service representative takes full responsibility for commissioning the transm...

Page 92: ...rograms earn one SBE credit for each completed day of training Nautel s comprehensive selection of training programs will help a customer s staff develop valuable skill sets reduce downtime and make t...

Page 93: ...ranty provides excellent coverage and satisfies most customers needs However if you want extended coverage Nautel offers one and two year Extended Warranty Plans to cover electrical and mechanical rep...

Page 94: ...smitter is still covered by its original four year warranty period you can contact Nautel by telephone fax mail or email with the model number serial number and date of purchase Once you purchase a Na...

Page 95: ...NX100 Pre installation Manual Pre installation assistance Page 10 6 Issue 3 2 2017 03 31...

Page 96: ...ansmitter circuitry Cutback A reduction in RF output power caused by a total power limit fault or the occurrence of three shutbacks within a five second period DAC Digital to Analog Converter DAM Dyna...

Page 97: ...M and Exciter B IBOC The NX100 allows you to pre program multiple presets Shutback A complete loss of RF output power caused by any one of a variety of faults including high VSWR low B voltage high RF...

Page 98: ......

Page 99: ...6NAUTEL 662 8835 Canada USA only or Phone 1 902 823 3900 or Fax 1 902 823 3183 Nautel Inc 201 Target Industrial Circle Bangor Maine USA 04401 Phone 1 207 947 8200 Fax 1 207 947 3693 Customer Service...

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