Nautel NX300 Installation Manual Download

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NX300 Installation Manual

Parts and tools

Issue 3.0 2012-11-01

Page 11-3

Tools for installation

The tools you need during transmitter 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)

•

Metric and Imperial wrench set up to 25 mm (1 inch)

•

Feeler gauge (to measure spark gap)

•

Torque wrench (capable of up to 275 in-lbs or 31 N-m)

Summary of Contents for NX300

Page 1: ...NX300 Transmitter Installation Manual Document NHB NX300 INS 3 0 Issue 3 0 2012 11 01 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: ...ng transformer taps load wiring 4 1 Connecting the station reference ground 5 1 Connecting ac power 6 1 Adjusting the spark gap 7 1 Installing audio inputs 8 1 Planning complete 8 1 Routing cables 8 1...

Page 6: ...Parts not supplied by Nautel 11 2 Parts ordering 11 2 Module replacement program 11 2 Tools for installation 11 3 Pre installation Installation assistance 12 1 Pre installation consulting 12 1 Install...

Page 7: ...NX300 Installation Manual Issue 3 0 2012 11 01 Page vii Release control record Issue Date Reason 3 0 2012 11 01 Release 3 of product NARA54B...

Page 8: ...NX300 Installation Manual Page viii Issue 3 0 2012 11 01...

Page 9: ...on the outside of the crates For each crate remove the panel labelled open this side The panel is attached using Philips head screws Remove any visible packing material including braces from the crate...

Page 10: ...e ground see page 5 1 Connecting transformer taps load wiring see page 4 1 Installing control monitor wiring see page 9 1 Commissioning tasks see page 10 1 Perform operational tasks Commissioning Modu...

Page 11: ...e 2 2 for cabinet layout Cabinets are labelled to assist in their positioning 3 During assembly remove any packing materials loose wires or connectors that are sandwiched between cabinet mating surfac...

Page 12: ...was packed with the ancillary crate for shipping Open the front door of the output cabinet and unlock and open the filter door to gain access to the inside of the transmitter cabinet Remove any prote...

Page 13: ...lose and lock the filter panel Close the front door of the transmitter Continue with transmitter installation 7 Locate the cable tray parts kit that was provided to support the cables that will connec...

Page 14: ...2 4 Issue 3 0 2012 11 01 Figure 2 2 Installing Antenna Ground Switch Four sets of M4 hardware UPPER SIDE OF 12 DOME HEAD CARRIAGE BOLTS INSTALL FLAT WASHER SPLIT WASHER NUT AND TIGHTEN IN PLACE INSTA...

Page 15: ...bolt the cabinets together using eight sets of M8 hardware long bolts split washers and flat washers two between each cabinet interface in the front and two between each cabinet interface in the back...

Page 16: ...mpartment of each cabinet 8 Install the joiners between the control cabinet and the middle cabinet and between the middle cabinet and the output cabinet Install the short joiners from the back of the...

Page 17: ...leting cabinet assembly Issue 3 0 2012 11 01 Page 3 3 Figure 3 2 Cabinet Joiner Channel Detail VERTICAL CHANNEL JOINERS HORIZONTAL CHANNEL JOINER UPPER TEFLON SUPPORT PLATE LOWER TEFLON SUPPORT PLATE...

Page 18: ...Nautel Part 207 8162 from the side of the control and output cabinets four plates total Retain all securing hardware It is not necessary to remove the center cover plate 15 Refer to the NX300 Internal...

Page 19: ...ancillary crate 18 Install current probe A71 at the output cabinet end of the upper copper tube installed in Step 15 see Figure 3 5 on page 3 11 using three sets of M8 hardware on the side and an M12...

Page 20: ...Cut securing tyraps and neatly route RK2 W62P1 and RK3 W63P1 into the control cabinet Rack 1 Route both connectors to the control interface PWB RK1 A11A1 Connect RK2 W62P1 to J15B and connect RK3 W63P...

Page 21: ...ark gap on page 7 1 audio wiring see Section 8 Installing audio inputs on page 8 1 and control monitor wiring see Section 9 Installing control monitor wiring on page 9 1 31 After completing all instal...

Page 22: ...NX300 Installation Manual Completing cabinet assembly Page 3 8 Issue 3 0 2012 11 01...

Page 23: ...00 Installation Manual Issue 3 0 2012 11 01 Page 3 9 Figure 3 3 Routing Interconnect Cables RK1 P27 mates with RK3 A68A1J3 RK1 P32 mates with RK2 P33 RK2 P32 mates with RK3 P33 RK1 A11A1 RK2 A17 RK3 A...

Page 24: ...PANEL USE M5 HARDWARE SUPPLIED 207 8172 01 SIDE PANEL USE M5 HARDWARE SUPPLIED 207 8274 01 CABINET JOINERS PACKED IN AUXILIARY BOX USE M5 HARDWARE SUPPLIED 213 8320 05 ANTENNA GROUND SWITCH PACKED IN...

Page 25: ...NX300 Installation Manual Issue 3 0 2012 11 01 Page 3 11 Figure 3 5 NX300 Transmitter Cabinet Assembly Aid Sheet 2 of 3...

Page 26: ...r coil winding Hex Bolt Flat Washer Flat Washer Belleville Washer Hex Nut torque nut to 292 in lbs INDUCTOR RK1 L8 CABINET 1 CONTROL CABINET CABINET 2 MIDDLE CABINET FRONT VIEW DOORS REMOVED FOR CLARI...

Page 27: ...e set to the same tap see Figure 4 1 and Table 4 1 on page 4 2 If necessary use the hardware already on each of the three copper straps to connect the straps to the new tap positions Be sure to scrape...

Page 28: ...Electrical Requirements of the NX300 Pre installation Manual Failure to observe this may void your warranty 4 Make sure a suitable cable carrying system is in place to support the wiring A cable tray...

Page 29: ...able connectors Nautel Part JA92 for 1 0 AWG wire which are provided in the ancillary kit see Figure 4 4 on page 4 6 for proper installation techniques 8 Route the black 1 0 AWG wire for ground in Ste...

Page 30: ...Figure 4 2 NX300 secondary wiring connections power transformer cabinet X0 B X0 B A C A A C X0 B TO RACK 2 CROSS SECTION TO RACK 3 C CABLE TRAY TO RACK 1 CABLE TRAY WIRING INTERFACE Remove only the sc...

Page 31: ...ransmitter cabinets AC CABLE ENTRY DOWN THROUGH CABLE DUCT REPEAT AC CONNECTIONS FOR EACH TRANSMITTER RACK TOP VIEW RACK 3 SHOWN REAR SIDE VIEW WITH REAR DOOR REMOVED CABLE TRAY WIRING INTERFACE XMTR...

Page 32: ...end into the gauge s largest end Move the cable until it contacts the gauge on both sides The gauge will indicate either XXXX or OOOO 4 Insert the cylindrical head into the hooked shaped part with the...

Page 33: ...in the output cabinet Ensure the reference ground conductor is at least 3 mm 1 8 in from the cabinet s exterior 4 Attach a continuous low impedance conductor minimum four inch copper strap or equivale...

Page 34: ...e ground Page 5 2 Issue 3 0 2012 11 01 Figure 5 1 Safety Ground Stud Assembly Detail INTERIOR 1 M10 BRASS STUD 2 M10 NUT 3 M10 FLAT WASHER 4 M10 SPLIT WASHER 5 EXTERIOR REFERENCE GROUND CONDUCTOR 6 CA...

Page 35: ...ircuit must present a closed contact between these terminals to allow ac power to be applied to the transmitter In some cases Nautel may provide an EMERGENCY STOP switch Close the ac power disconnect...

Page 36: ...2 11 01 8 Connect the ac line input to the H1 Line 1 H2 Line 2 and H3 Line 3 input terminals on the transformer see Figure 4 1 on page 4 1 Connect the ac ground to the transformer s ground stud 9 Opti...

Page 37: ...and Maintenance Manual for instructions on using the ac disconnect or safety interlock switch which is provided by Nautel 3 Gain access to the RF output spark gap noting it is in the top section of t...

Page 38: ...NX300 Installation Manual Adjusting the spark gap Page 7 2 Issue 3 0 2012 11 01 Figure 7 1 RF Output Spark Gap Location Spark Gap E1...

Page 39: ...spark gap Issue 3 0 2012 11 01 Page 7 3 Table 7 1 Altitude Scale Factor Altitude ft Spark Gap Scale Factor multiply gap by 0 1 00 1 000 1 05 2 000 1 10 3 000 1 16 4 000 1 23 5 000 1 30 6 000 1 38 7 00...

Page 40: ...NX300 Installation Manual Adjusting the spark gap Page 7 4 Issue 3 0 2012 11 01...

Page 41: ...ugh the ferrite toroids obtained in Step 2 If practical wires should pass through a minimum of two times two turns see Figure 8 1 on page 8 2 An entrance is provided at the top of the transmitter to a...

Page 42: ...nstalling audio inputs Page 8 2 Issue 3 0 2012 11 01 Figure 8 1 Passing Audio Input Wiring Through Ferrite Toroids Figure 8 2 Audio Cable Entry Program Input Cable to exciters panel LXP44 LP23 ferrite...

Page 43: ...NX300 Installation Manual Installing audio inputs Issue 3 0 2012 11 01 Page 8 3 Figure 8 3 Audio Connections CONTROL INTERFACE PWB...

Page 44: ...I to set and adjust Exgine audio parameters as follows refer also to the Operating section of the NX300 Operations and Maintenance Manual From the AUI click Menu User Settings Exgine Settings The menu...

Page 45: ...e tab set Digital Carriers to On or Off In the Mode tab set Analog Transmission to On or Off In the Mode tab set the Default Service Mode MA1 for hybrid MA3 for all digital In the Tuning tab adjust ca...

Page 46: ...NX300 Installation Manual Installing audio inputs Page 8 6 Issue 3 0 2012 11 01...

Page 47: ...itor cables through the ferrite toroids obtained in Step 2 If practical wires should pass through a minimum of two times two turns see Figure 9 1 on page 9 2 An entrance is provided at the top of the...

Page 48: ...Connect the appropriate control monitor cable s to the connector s described in Section 8 of the NX300 Pre installation Manual Secure wires to the existing cabling and to the panel using arrowhead ty...

Page 49: ...anual Installing control monitor wiring Issue 3 0 2012 11 01 Page 9 3 Figure 9 3 Remote Interface Connections REMOTE INTERFACE PWB Arrowhead tyrap anchor holes External 15V IN Analog Outputs Digital I...

Page 50: ...NX300 Installation Manual Installing control monitor wiring Page 9 4 Issue 3 0 2012 11 01 Figure 9 4 Web Interface Connection ETHERNET CABLE ENTRY Secure to existing cable with tyraps...

Page 51: ...the transformer s ac power input Line terminals See Table 4 1 on page 4 2 4 Confirm that the taps are configured correctly 5 Remove the rear filters from the ttransmitter and spray them with filter c...

Page 52: ...on the transmitter 2 Check the alarm and status indications on the control cabinet s AUI using the Transmitter Status page of the AUI 3 Check the output of the 5 15 and 15 V power supplies on the AUI...

Page 53: ...ulation checks Verify that the RF output is appropriately modulated when audio is applied 1 Connect an appropriate modulation monitor to the control interface PWB s RF MONITOR connector J7 The RF moni...

Page 54: ...are required 1 Turn off the power using the ac disconnect switch if one is being used or else at the ac source 2 Connect the transmitter s RF output to an antenna system or verify that the current con...

Page 55: ...ee page 11 2 Tools for installation see page 11 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 B...

Page 56: ...monitor wiring including the associated terminating devices con duit and conduit clamps All electrical power cables including conduit terminating devices and conduit clamps Parts ordering You can ord...

Page 57: ...r 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 Metr...

Page 58: ...NX300 Installation Manual Parts and tools Page 11 4 Issue 3 0 2012 11 01...

Page 59: ...with you to ensure that your site will be ready for the installation of your NX300 transmitter For support contact Nautel Customer Service and request assistance On site support on page 12 3 Installa...

Page 60: ...een installed and connected to the station equipment e g modulation monitor frequency monitor and power meter The site has been made ready for the equipment and adequate protection against lightning a...

Page 61: ...ter On site support If you require on site assistance Nautel s field support specialists can help you prepare your site and ensure that your NX300 transmitter installation can proceed as quickly as po...

Page 62: ...reinafter referred to as Nautel guarantees all mechanical and electrical parts of the equipment for a period of 13 months from date of shipment 1 A Part Failure shall be deemed to have occurred when t...

Page 63: ...ovide the information requested 10 When ordering spare replacement parts please provide complete and accurate information Refer to the parts list of the Repair manual for ordering information Provide...

Page 64: ...ithin 30 days a credit is issued reducing this charge by one half to 40 of the list price USA customers are required to contact our Bangor Maine facility Canadian and overseas customers should contact...

Page 65: ...er if you want extended coverage Nautel offers one and two year Extended Warranty Plans to cover electrical and mechanical repairs or replacements for all Nautel equipment Coverage The Extended Warran...

Page 66: ...h 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 Nautel Extended Warranty Plan you receive an extend...

Page 67: ...smitter 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 Dynami...

Page 68: ...and Exciter B IBOC The NX300 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 c...

Page 69: ......

Page 70: ...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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