Nautel NX200 Installation And Operation Manual Download

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NX200
Main-Standby
Transmitter
Systems

All India Radio (AIR)
Common Sites

Installation and Operation Manual

Issue 0.3 .............................28 October 2014

Nautel Limited

10089 Peggy's Cove Road,
Hackett's Cove, NS, Canada B3Z 3J4
T.+1.902.823.3900 F.+1.902.823.3183
[email protected]

U.S. customers please contact:

Nautel Inc.

201 Target Industrial Circle, Bangor ME 04401
T.+1.207.947.8200 F.+1.207.947.3693
[email protected]

e-mail: [email protected]

www.nautel.com



rights reserved.

Summary of Contents for NX200

Page 1: ...tel Limited 10089 Peggy s Cove Road Hackett s Cove NS Canada B3Z 3J4 T 1 902 823 3900 F 1 902 823 3183 info nautel com U S customers please contact Nautel Inc 201 Target Industrial Circle Bangor ME 04401 T 1 207 947 8200 F 1 207 947 3693 info nautel com e mail support nautel com www nautel com Copyright 2014 NAUTEL All rights reserved ...

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Page 3: ...eturning the part assembly to the Customer 5 Warranty replacement parts and repair which are provided under items 2 or 3 shall be guaranteed for a period of ninety days from date of shipment or until the end of the original warranty period whichever occurs later 6 Nautel will not assume responsibility for any charges incurred by other than Nautel employees 7 Nautel shall have the privilege of inve...

Page 4: ...at no charge to the customer When the warranty has expired a charge of 80 of the list price for all exchanged modules is made If the faulty module is returned to Nautel within 30 days a credit is issued reducing this charge by one half to 40 of the list price U S A customers are required to contact our Bangor Maine facility Canadian and overseas customers should contact our Nova Scotia Canada faci...

Page 5: ... grounding the equipment there is a risk of receiving a severe or fatal electrical shock ELECTROSTATIC SENSITIVE Indicates part or assembly is or contains devices that are electrostatic sensitive To prevent damage to these devices ensure the handling procedures outlined in this manual are observed WARNING A WARNING denotes a hazard It identifies an operating procedure condition etc which if not st...

Page 6: ...yllium oxide ceramic which is non hazardous during normal device operation and under normal device failure conditions If applicable these devices are specifically identified in the equipment manual s parts list s DO NOT cut crush or grind devices because the resulting dust may be HAZARDOUS IF INHALED Unserviceable devices should be disposed of as harmful waste ...

Page 7: ...d Dry Cooler Pre Installation Requirements 2 3 2 2 2 Antenna Tuning Unit Pre Installation Requirements2 7 2 2 3 Ac Power System Pre Installation Requirements 2 7 2 2 4 4 Port Switch Controller and IMU Pre Installation Requirements 2 9 2 2 5 RF Coaxial Transmission Line Pre Installation Requirements 2 13 2 2 6 Ventilation System Pre Installation Requirements 2 17 2 2 7 Lightning Protection 2 21 2 2...

Page 8: ... 3 8 ATU Installation Tasks 2 33 2 3 9 Ac Power Components Installation Tasks 2 37 2 3 9 1 Not Used 2 3 9 2 Ac Breaker Panel 2 39 2 3 9 3 Ac Wiring Cable Trays 2 43 2 3 9 4 Primary Ac Wiring 2 43 2 3 9 5 Secondary Ac Wiring 2 49 2 3 9 6 Other Ac Wiring 2 51 2 3 10 4 Port Switch Controller IMU Installation Tasks 2 57 2 3 11 Transmission Line Installation Tasks 2 65 2 3 12 Ventilation Air Handling S...

Page 9: ...bly Details Breaker Panel UE183A for NX200 Systems 2 41 2 16 Step by step instruction to install cable cleats 2 45 2 17 Arranging three phase wires in cable cleats NX300 system example shown 2 46 2 18 Ac Disconnect Switch wiring connection NX300 switch shown door removed for clarity 2 47 2 19 NX Power Transformer Primary Terminals H1 H2 and H3 access panel removed for clarity 2 48 2 20 NX Power Tr...

Page 10: ...allation 2 2 2 2 Ventilation System Details 2 17 2 3 Nautel Supplied Kits for the NX200 Transmitter Systems 2 23 2 4 Specifications and Kits for the Soda Load and Dry Cooler for each NX System 2 27 2 5 Plumbing Kits for Soda Load and Dry Cooler for each NX System 2 29 2 6 ATU System Part Numbers 2 33 2 7 Specifications and Kits for the Ac Main Equipment for each NX System 2 37 2 8 4 Port Switch Ki...

Page 11: ...nd Operation Manual Oct 28 14 Release Control Record Issue Date Reason 0 1 10 January 2014 Customized for NX200 AIR common systems 0 2 22 July 2014 Added Appendix H DRM Components 0 3 28 October 2014 Corrected warranty terms removed Figure 2 34 not used ...

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Page 13: ...on for preparing for the delivery operation and installation of the NX200 Main Standby Transmitter system This manual is intended for use by field technicians site managers and installation planners 1 2 1 Online Resources The Nautel website www nautel com provides useful resources to keep you up to date on your equipment NOTE From the Nautel website s main page choose the product line that suits y...

Page 14: ...er panel power transformer cabinet and transmitter Soda Load Kit contains a 120 ohm soda load rated for the maximum output power of the transmitter system and an associated dry cooler for the test load The test load will be used during the commissioning and testing of the transmitter system The kit also contains the necessary wiring disconnect switch and plumbing to connect the test load to the sy...

Page 15: ... hut which is outside the main transmitter system building Refer to Appendix C for detailed information on the ATU 1 5 TEST EQUIPMENT AND SPECIFIC TOOLS Refer to Section 2 of this manual and to the NX Pre Installation Manual for the list of special tools and test equipment required 1 6 GLOSSARY OF TERMS Refer to any of the NX manuals for the Glossary of Terms relevant to each transmitter 1 7 FACTO...

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Page 17: ...Dimensions mm inches Site Layout NX200 Main Standby Transmitter System Issue 0 3 Not to Scale Figure 1 1 Page 1 5 ...

Page 18: ...e all requirements to ensure optimum reliability and performance Pre installation considerations for the NX main standby transmitter system are broken down into sections based on major components or sub systems within the transmitter system This section describes high level system level pre installation considerations and in some cases makes reference to the sub system sections After completing th...

Page 19: ...plan and install the ventilation system that moves the exhaust air from the transmitter output to the transmitter room or outside of the building See Ventilation Kit Pre installation Considerations and Installation Instructions for more information Schedule accordingly Pipe threader To thread any pipe sections provided with the Plumbing Kit Support Structures The end user must provide a means to s...

Page 20: ...1 for details c Obtain a supply of distilled water approximately 140 US gallons for the soda load d Build a foundation for the dry cooler see Figure 2 1 for details To allow filling and air bleeding of the soda load to dry cooler plumbing ensure the foundation is the same elevation or higher than the soda load s base e Obtain a supply of potable water approximately 100 US gallon and piping for the...

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Page 22: ...tallation Requirements Foundation capability Nautel recommends the foundation be 100 mm 4 in thick constructed of reinforced air entrained concrete having at least 3000 psi compressive strength at 28 days after pouring Foundation elevation to allow filling and air bleeding of the plumbing between the dry cooler and the soda load ensure the dry cooler foundation is the same elevation as or higher t...

Page 23: ...e following tools are available to perform ATU installation Standard hand tools Duct tape or similar adhesive tape for securing the floor layout panels 1 8 or closest metric equivalent masonry drill bits suitable for drilling into concrete or similar material 5 16 or closest metric equivalent masonry drill bits Vacuum cleaner for cleaning out drilled holes in concrete Hardware anchors suitable for...

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Page 25: ...ght dimensions and height requirement NOTE The IMU s support must be an open framed structure to aid in the cooling of the IMU as well as providing access to the clearance hole in the bottom of the IMU for connection of transmission line For NX200 systems the IMU has cooling fans c Verify that the intended location for the control monitor assembly e g PIE cabinet is in close proximity to the locat...

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Page 27: ...tch for NX200 systems Issue 0 3 Not to Scale Figure 2 3 Page 2 11 TRANSMISSION LINE BOXLINE FROM IMU TRANSMISSION LINE BOXLINE TO TEST LOAD TRANSMISSION LINE BOXLINE TO ANTENNA VIA BUSHING BOX TRANSMISSION LINE BOXLINE FROM EXISTING TRANSMITTER ...

Page 28: ...Assembly Dimensional Information IMU for All Transmitter Systems Issue 0 3 Not to Scale Figure 2 4 Page 2 12 ...

Page 29: ... output bushing box provided by Nautel See the System Layout Drawings in Appendix A and Figure 2 5 for details c Build support structures for the transmission line sections which should be ready for use during installation See the Layout drawing in Appendix A and Figure 2 5 for weights dimensions and height requirements noting 6 1 8 inch or 3 1 8 inch rigid line transmitter to IMU is 10 kg 22 lbs ...

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Page 31: ...NE GROUND RETURN ASSY 1 228 6042 BOX LINE CUTTING KIT 1 228 6041 BOX LINE DRILL JIG DETAIL ASSY 2 471 3 TWIST DRILLS 2 HY104 CLAMP C 1 X 1 CAST 1 HY105 HACKSAW 12 1 HY106 FILE FLAT BASTARD 6 1 HY107 HACKSAW BLADE 12 4 228 6023 02 SODA LOAD TO BOXLINE MOUNTING BRACKET 100 HMN04 NUT HEX M5 X 0 8 SS 100 HMW34 WASHER SPLIT M5 SS 100 HMW04 WASHER PLAIN M5 SS 20 HMSP32F SCREW PAN PHIL M5X0 8X16LG SSC W ...

Page 32: ... filter louver and the air exhaust outlet louver provided by Nautel See the System Layout Drawings in Appendix A Table 2 2 and Figures 2 6 for details Table 2 2 Ventilation System Details System Part Intake Louver Outlet Louver Fan Specifications NX200 UE185 60 96 x 60 96 cm 60 96 x 60 96 cm 4000 CFM 1 5 hp 400 V ac 50 Hz 3 ph c Build support structures for the ventilation sections and the exhaust...

Page 33: ... F per 500 m or 2ºC 3 6 F per 1 000 feet above sea level Example At 1600 m 1 mile above sea level maximum ambient temperature should not exceed 40 4ºC 104 7 F Ensure that hot air from the transmitter is not drawn back into the transmitter s cool air intake NOTE To see the cooling plant requirements for the NX200 transmitter refer to the NX200 transmitter s Pre installation Manual ii Calculating BT...

Page 34: ... LOUVER AND DAMPER 24 X24 BY PASS DAMPER 1 24 X24 INTAKE LOUVRE DAMPER AND FILTER SECTION W REUSABLE FILTER 1 SPARE FAN MOTOR AND BELT 1 REVERSE ACTING THERMOSTAT 3 DAMPER MOTORS LAYOUT DWGS 1 228 8328 HVAC Wiring Kit INDIA 100 FT WG52 WIRE TECK90 10AWG 3 STRAND 12AWG GROUND WIRE 600V 4 HAA83 CONN TECK 3X10AWG ALUMINUM 1 SA80 SWITCH DISCONNECT 63A 3 POLE ABS HOUSING IP66 4 HAJ69 NUT ALUM 1 2 CONDU...

Page 35: ...ms Issue 0 3 Not to Scale Figure 2 7 Page 2 20 Thermostat open when cool Thermostat closed when hot OUTSIDE AIR DRAWN IN THROUGH FILTER Truth Table for Damper Motors Thermostat Motors M1 M2 M3 OPEN NOT POWERED CLOSED OPEN CLOSED CLOSED POWERED OPEN CLOSED OPEN ...

Page 36: ...f the feed cable should pass through a ferrite toroid which is positioned between the shield ground at the building entrance and the shield termination at the combiner cabinet This toroid will be transparent to the RF signal but will present high impedance to transients originating in the antenna 2 2 7 2 Antenna Tower The antenna tower is the most likely target for lightning strikes It is imperati...

Page 37: ...ening voltages A key controlled access system ensures a panel cannot be unlocked unless the ac power has been turned off and the antenna feed cable has been grounded Conversely it ensures ac power cannot be turned on unless all of the panels are closed and locked their keys have been returned to a key transfer case and the ground has been removed from the antenna feed cable See paragraph 2 6 for d...

Page 38: ... inspected for transit damage prior to acceptance Packing shipping lists should be perused to determine contents of each crate Table 2 3 lists all the kits provided by Nautel for the NX200 Transmitter systems and the corresponding installation paragraph for each kit CAUTION Sufficient manpower or mechanical assistance should be on hand when removing the system component pieces from packing crates ...

Page 39: ...o unpacking See Appendix A for System Layout drawings for each site b For each crate remove the panel labelled open this side noting it is attached by cross recessed Philips head screws c Remove any visible packing material including braces from the crate s interior d Remove the 14 inch lag bolts requires 7 16 inch socket securing the remaining panels to the base of the crate and carefully lift aw...

Page 40: ...l accommodate the installation of ac cable trays transmission line and ventilation system NOTE In the following text reference is made to transmitter A and transmitter B Transmitter A is the NX200 transmitter and transmitter B is the existing on site transmitter b Position transmitter A noting the NX200 is partially disassembled for shipping Refer to the NX200 Transmitter Installation Manual for i...

Page 41: ...Page 2 26 NX200 Main Standby Transmitter System Instruction Manual Issue 0 3 Section 2 Preparation for Use and Installation This page intentionally left blank ...

Page 42: ...in its final location on the pre built concrete foundation see Figure 2 1 See Appendix B for manufacturer s installation instructions for the soda load and dry cooler For dry cooler installation Nautel recommends the following see Figure 2 8 Do not unpack the dry cooler from its shipping crate Using a forklift to lift on the wood frame may be easier than using a crane on the dry cooler s lifting h...

Page 43: ... the main unit see Appendix noting it is secured to a round flange on the soda load using eight large bolts e Unpack the plumbing kit see Table 2 5 to determine the kit number and assemble install between load and dry cooler see Figure 2 9 This should be performed by a licensed plumber Refer to the Plumbing Installation Tasks section 2 4 of the Soda Load manual in Appendix B Lift from side leave i...

Page 44: ...dry cooler are disabled or locked out before proceeding If this is not observed voltages that are fatal may be present i Arrange for a licensed electrician to install the following see Figure 2 10 for a schematic ac disconnect switch for each of the soda load and dry cooler should be in close proximity the each of the soda load and dry cooler Teck 90 cable between the 400 V 3 phase ac power source...

Page 45: ...n initial ac turn on charging testing the load for leaks potable water not provided adding sodium carbonate to the load low power testing the load adjusting and calibrating medium power testing high power testing charging the water coolant and leak test mix of glycol provided and potable water not provided draining information m Set up the load for operation and verify the impedance using the NX20...

Page 46: ...ould be performed by a licensed plumber 1 Unpack plumbing kit and verify using the packing list that all parts are present 2 2 1 2 inch pipe is provided in 10 ft 3 m lengths Cut pipes to the lengths shown in Figure 2 and thread as required 3 Install all pieces as shown 4 Any plumbing exposed to the sun should be painted white Plumbing Kit 228 8360 03 Contents Qty Part Description ...

Page 47: ...Cooler L1 L2 L3 Gnd VIEW B SODA LOAD CONTROL BOX AC AND CONTROL CONNECTIONS VIEW C CONTROL INTERLOCK VIEW D 400 V AC 3 PH INPUT T2 HAA93 Teck connector AC DISCONNECT SWITCH SA80 6 AWG 3 cond Teck 90 and 8 gnd wire WG54 400 V ac 3 ph from breaker DRY COOLER UP137 UP138 NOTE wire entry holes must be punched by the user Should be the same size as holes used in soda load for HAA90 and HAA93 connectors...

Page 48: ...X200 UE156 Lucknow NX300 UE170 Vijayawada NX100 UE157 Dibrugarh NX300 UE171 Tiruchirappalli NX100 UE158 Rajkot NX300 UE172 Patna NX100 UE159 Suratgarh NX300 UE173 Ranchi NX100 UE160 Delhi A NX200 UE174 Mumbai A NX100 UE161 Chennai NX200 UE175 Mumbai B NX100 UE162 Bangalore NX200 UE176 Panaji NX100 UE163 Dharward NX200 UE177 Pune NX100 UE164 Kolkata A NX200 UE178 Varanasi NX100 UE165 Ajmer NX200 UE...

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Page 50: ...Antenna Tuning Unit Ground Switch Views Issue 0 3 Not to Scale Figure 2 11 Page 2 35 ...

Page 51: ...Antenna Tuning Unit Safety Screen Views Issue 0 3 Not to Scale Figure 2 12 Page 2 36 ...

Page 52: ... cable trays interconnecting wiring plumbing transmission line and ventilation IMPORTANT You must have a licensed electrician to install all ac wiring and switches to ensure proper operation of equipment and safety to personnel Failure to observe this requirement may result in voiding of the warranty See Table 2 7 for specifications and kits associated with the ac mains equipment used in each NX20...

Page 53: ...ipment position the mains equipment components in their final location see Appendix D for installation assistance The breaker panel is intended to be bolted to the transmitter room floor c Verify the ac disconnect switch see Table 2 7 for the appropriate part number for your site is installed in its intended location on a wall near the breaker panel See transmitter system layout drawings if necess...

Page 54: ...ver in the Misc Parts Kit Nautel Part 228 8313 01 for NX200 systems and install it in its place using the existing mounting holes in the top of the breaker panel see Figure 2 15 NOTE the holes in the top plate are intended for specific wiring connections See Figure 2 15 for labeling c Install the three phase wiring to the breaker panel s ac input Refer to Figure 2 15 and Appendix D for detailed in...

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Page 56: ...t switch Access through the front and right hand side panels Six strands two per phase 313 MCM DLO cable exit through top plate of cabinet TOP PLATE Replace existing top cover with aluminum top plate from Misc Parts Kit 228 8313 NX100 228 8313 01 NX200 228 8313 02 NX300 FRONT NAX188 Test Load DRM Cabinet Primary Wiring to NX Power Transformer Exhaust Fan Dry Cooler Cable Tray Bracket Mounts 4 plac...

Page 57: ...be used to stand on at any time 2 3 9 4 Primary Ac Wiring a Obtain the 313 MCM DLO wire Nautel Part WT05 and the 3 0 AWG diesel wire Nautel Part WT06 from the Primary Wiring Kit This wire was chosen to satisfy the current requirement cable tray rating and extreme flexibility requirement The WT05 wire is used for each phase three wires per phase for NX300 systems two wires per phase for NX200 syste...

Page 58: ...h the top of the ac disconnect switch noting each phase wire passes through a feed through strain relief in the ac disconnect switch see Figure 2 18 Open the front door of the ac disconnect switch Ensure there is enough wire to connect to the copper plates WT05 and angle bracket ground for WT06 inside the switch box h With wires placed near their approximate destinations strip 50 mm of insulation ...

Page 59: ...ed out before proceeding If this is not observed voltages that are fatal will be present NX200 Main Standby Transmitter System Installation and Operation Manual Page 2 45 Section 2 Preparation for Use and Installation Issue 0 3 Figure 2 16 Step by step instruction to install cable cleats ...

Page 60: ...e 2 18 Secure the wire s for each phase two for NX200 systems to these copper plates torque to 50 in lbs 5 6 N m for HAM81 lugs Repeat this for each of the three phases Ensure colored phase wires are grouped together Connect the end of the WT06 ground wire to the angle bracket where a pre existing internal ground wire is already installed n Route wires along the cable tray to the NX power transfor...

Page 61: ...t Switch wiring connection NX300 switch shown door removed for clarity WT05 wires route through feed throughs and connect to copper plates in groups of three for phases A B and C HAM81 lug placement on copper plate Ensure securing bolts are clear of plate WT05 and WT06 wires from breaker panel cable tray WT05 and WT06 wires to cable tray and NX power transformer Route WT06 wire through grommet and...

Page 62: ...rip 50 mm of insulation from each of the WT05 wires and the WT06 ground wire and install lug connectors Nautel Part HAM81 for WT05 Nautel Part HAM82 for WT06 on the ends of the wires Note that each lug connector has four bolts M14 for HAM81 M12 for HAM82 that must be tightened to secure the wire in the lug q Ensure each phase is marked with colored tape ground wire with green tape Connect the end ...

Page 63: ... NX power transformer s secondary and the NX200 Transmitter NOTE NX200 transmitters require two sets of three phase neutral wiring Refer to the NX200 Transmitter s Installation Manual for connection details for the secondary wiring b Cut lengths of WT04 six for NX200 systems WT02 two for NX200 systems and WT01 one wire only that are of sufficient length to comfortably route between the NX power tr...

Page 64: ...ers Secure cable cleat brackets HX69 to the cable tray rungs using hardware provided with the cable cleat Install cable cleats 3 ft apart on straight ladder sections and 1 ft apart on curved sections See Figure 2 16 and Appendix D for detailed instructions to assemble and install cable cleats on cable trays e Route all wires except the green ground wire WT01 into the cable channel at the top of th...

Page 65: ...on panel Route unterminated wires between the breaker panel s intended breaker and the surge protection panel NOTE For more information on installing Teck 90 cable and connectors refer to the Teck Series Cable Fittings document in Appendix D PIE Cabinet and 4 Port Switch Connect 1 phase ac wiring between the breaker panel and the PIE cabinet Emergency Off Switch Obtain the WE32 2 conductor wire fr...

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Page 67: ...ape 3 4 w x 66 feet Blue 35 6 HAA92 Grip Cord 1 0 1 125 6 HAA70 Nut Lock Alum for 1 25inCord Grip HAA69 32 HMW16 Washer Split M12 SS 60 HM47 Washer Flat 316 SS 562IDx1 25OD 05 THK 32 HMBH24 Bolt Hex M12 X 1 75 X 35LGSS 32 HMN08 Nut Hex M12 X 1 75 SS 20 HMBH03 Bolt Hex M8 X 1 25 X 30LGSS 40 HMW06 Washer Plain M8 SS 20 HMW14 Washer Split M8 SS 20 HMN06 Nut Hex M8 X 1 25 SS Secondary Wiring Kit 228 8...

Page 68: ...0201 VG 500A 500A TZ98 800A 600A 800A 3 PHASE GROUND STATION SURGE PROTECTOR 60A 3 PHASE 15A 1 POLE 230 VLN 230V CAP SHUNT TRIP 15A 1 POLE 230 VLN 3 PHASE 400 VAC 50 Hz 3 PHASE 800 A 3 PHASE 5W 3 PHASE SODA LOAD 50 A 60 A 3 PHASE CIRCUITS DRY COOLER NX200 REFERENCE NAX188 4 PORT SWITCH 2 X 4 0 HP MOTORS SPARE LOAD HEATER FANS INTLK 6 X 2 HP MOTORS SWITCH EXHAUST 20 A 3 PHASE 60 A 3 PHASE CONTROL P...

Page 69: ...c Wiring Connection Information for NX200 Systems Issue 0 3 Not to Scale Figure 2 23 Page 2 55 A C A B A C B B C A A B B C C C A B CORRECT INCORRECT CABLE TRAY CROSS SECTION A Phase A B Phase B C Phase C ...

Page 70: ...Trip Circuit for Breaker Panel s Main Breaker Issue 0 3 Not to Scale Figure 2 24 Page 2 56 ...

Page 71: ...g lbs NX200 228 8306 01 228 6010 01 TBA TBA 228 6050 TBA TBA b Using necessary mechanical assistance skyjack etc position the 4 port switch on its pre built user provided support structure Secure the 4 port switch to the support structure using the mounting holes in the switch base see Figure 2 3 for hole locations c Using necessary mechanical assistance skyjack etc position the IMU on its pre bui...

Page 72: ...e RF toggle switch on the control monitor assembly s front panel see Figure 3 is set to INHIBIT all interlock circuits will be open and RF power for the entire transmitter system will be inhibited SYSTEM INTERLOCK Provides an interlock for the entire transmitter system If the system interlock is open both transmitters are interlocked off If used install a suitable length of shielded cable between ...

Page 73: ... shielded cable WE32 between terminals TB1 1 and TB1 2 of the control monitor assembly and transmitter A s interlock circuit A11A1J6 see the NX200 Transmitter manual for details XMTR B INTERLOCK Provides an interlock for the existing on site transmitter transmitter B If a system interlock or the test load interlock is open or if the RF contactor has not completed a transfer transmitter B is interl...

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Page 75: ...P2 W1 25 ft 7 6 m in DRM Cabinet supported on user provided structure REMOVE COVER TO GAIN ACCESS TO K1J1 CONNECTOR MATING INFORMATION PLUG MATE W1P1 Controller J1 W1P2 4 Port Switch K1J1 W1P1 W1P2 W1 25 ft 7 6 m in DRM Cabinet supported on user provided structure NX300 and NX100 SYSTEMS REMOVE COVER TO GAIN ACCESS TO K1J1 ...

Page 76: ...tenna as determined by the SELECT TRANSMITTER TO ANTENNA toggle switch position LED PILOT LIGHTS AMBER The appropriate transmitter LED XMTR A or B turns on when that transmitter s interlock circuit is closed intact and it is safe to apply RF output power TOGGLE SWITCH Set to XMTR A to initiate a transfer to route transmitter A s RF output to the antenna transmitter B s RF output to the test load T...

Page 77: ... GAP AUDIO STANDBY FROM STUDIO AUDIO MAIN FROM STUDIO 4 OF XLR 3P 4 OF XLR 3P DRM RACK EXISTING 3 2 A J 1 3 J1 1 J1 XMTR A FAULT XMTR A INTERLOCK RF OUT B 50 OHMS 5 15 9 3 1 2 50 60 Hz J1 16 10 13 17 ASSY A7 24 4 UNIT A2 J2 CLOSE INTERLOCK A ANT POS 2 SELECT XMTR B TO ANT RF OUT A 10 13 17 24 4 A E XMTR B G C XMTR A 11 10 2 6 K2 B 15 J1 W1P2 CONTACTOR B F H D ANTENNA A TB 120 500kW TUNING 50 Hz AN...

Page 78: ...Electrical Schematic Control Monitor Assembly 228 2100 Issue 0 3 Not to Scale Figure 2 28 Page 2 64 ...

Page 79: ...st load and antenna Table 2 9 Nautel Supplied Transmission Line Kits Transmitter System Transmission Line Kit NX200 System 228 8307 01 a Unpack the site corresponding transmission line kits see Figure 2 5 to determine the specific kit numbers and confirm that all parts have been included b Cut and install 50 ohm line from hard line kit on supports see Figure 2 31 for details c Assemble the 18 box ...

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Page 81: ...PLATED 8 228 6019 CERAMIC ROD BRACKET 1 228 6020 03 CENTER CONDUCTOR 4 228 6021 SQ COAX SPLICE 1 228 6028 BOXLINE SIDE 4 HAH81 ROD CERAMIC 625 OD X 13 86 LONG GLAZED STEATITE 1 228 6028 01 BOXLINE SIDE WITH HATCH 1 228 6034 BOXLINE HATCH COVER 16 HMSP32F SCREW PAN PHIL M5X0 8X16LG SSC W SPLIT FLAT 55 HMN04 NUT HEX M5 X 0 8 SS 55 HMW04 WASHER PLAIN M5 SS 55 HMW34 WASHER SPLIT M5 SS 228 6021 228 603...

Page 82: ...Y 4 228 6021 SQ COAX SPLICE 1 228 6025 SQ COAX ELBOW SIDE 1 228 6026 SQ COAX ELBOW OUTSIDE 1 228 6027 SQ COAX ELBOW INSIDE 4 HAH81 ROD CERAMIC 625 OD X 13 86 LONG GLAZED STEATITE 1 228 6025 01 SQ COAX ELBOW SIDE 1 228 6034 BOXLINE HATCH COVER 35 HMSP32F SCREW PAN PHIL M5X0 8X16LG SSC W SPLIT FLAT 40 HMN04 NUT HEX M5 X 0 8 SS 40 HMW04 WASHER PLAIN M5 SS 40 HMW34 WASHER SPLIT M5 SS 228 6025 01 228 6...

Page 83: ... cutting copper After cutting use a scotch bright pad to clean and smooth the cutting area Cutting and installation for use with non pressurized indoor hard line Follow the manufacturer s instructions Draw a pencil line where the flange or coupling should reach when assembled based on manufacturer s instructions This will ensure a secure fit when pieced together Starting from a fixed reference poi...

Page 84: ...ion kit see Table 2 10 to determine the specific kit numbers and confirm that all parts have been included Table 2 10 Nautel Supplied Ventilation Kits System Ventilation System Kit See Figure NX200 Common 228 8311 02 2 6 b Assemble the rectangular hood tie in duct work accordingly see Figure 2 36 c Cut holes in the rectangular hood tie in according to the required offset see Figure 2 36 d Cut hood...

Page 85: ...ouvre and damper motors see datasheets in Appendix G m Install the reverse thermostat see datasheet in Appendix G n Route and install the wiring for the fan 3 phase damper motors 3 phase and thermostat see Figure 2 32 o Install the vibration isolators as required noting the different sizes for each fan see data sheets in Appendix G and Figure 2 35 ...

Page 86: ...X10AWG ALUMINUM 1 SA80 SWITCH DISCONNECT 63A 3 POLE ABS HOUSING IP66 4 HAJ69 NUT ALUM 1 2 CONDUIT 250 FT WE58 WIRE 18AWG 2 COND JACKETED 90 C EPDM 8 HAA99 GRIP CORD 3 8 STRAIGHT NON METAL 8 HL52 NUT 3 8 FOR LAPP 52138 4 HY110 BOX JUNCTION NON METAL 4 X4 X2 W LID 10 HV46 CONNECTOR 5 WIRE 28 12 AWG CONNECTOR 5 WIRE 28 12 AWG WHITE BLK M1 M2 M3 230 1 Φ 2 POLE BREAKER HA99 HY110 WE58 THERMOSTAT M3 M2 ...

Page 87: ...itter Ventilation System Issue 0 3 Not to Scale Figure 2 33 Page 2 74 2 75 Blank A Side View showing constrained area at top of NX200 transmitter B Exhaust fan assembly with motor at bottom orientation U1B Mounts Hanging Style ...

Page 88: ...ibration Isolator Assembly with Typical Installation Configuration required for vibration and noise reduction Issue 0 3 Not to Scale Figure 2 35 Page 2 76 Canvas Vibration Dampener Canvas Vibration Dampener Fan ...

Page 89: ...2 36 Page 2 77 2 78 Blank CONSTRUCT THIS SECTION TO CONNECT SPIRAL TO DUCTWORK TIE IN SECTION CUT 12 x 14 INCH RECTANGLES INTO DUCT ON SITE TO FIT EACH TIE IN SECTION TOP OF NX200 TRANSMITTER L CUT LENGTH L SO THAT DUCT WORK IS 6 TO 8 INCHES ABOVE TOP OF TRANSMITTER CABINET 6 8 in 15 20 cm VIEW AA VIEW AA ...

Page 90: ...er strap or equivalent as described in the Lightning Protection for Radio Transmitter Stations section of Nautel s Recommendations for Transmitter Site Preparation booklet between the station reference ground point and the station reference ground connection on the NX200 Transmitter See also section 4 of the NX Installation Manual Repeat this type of connection between the station reference ground...

Page 91: ...se the key controlled system to safely access the transmitter system WARNING Failure to follow the steps listed in the KEY SEQUENCE procedures below or attempting to bypass the keyed interlock system will permit access to lethal voltages NOTE Keys used in any of the transfer cases that provide access to the transmitter ATU or third party equipment become sealed in the transfer case when they have ...

Page 92: ...l System Access In additional to steps a through c follow these steps to safely gain full system access d Switch off the ac power to the existing old transmitter at its Main AC Cutoff Switch Ac Disconnect Switch Install the D keyed padlock and lock the ac power handle in the Off position This releases the D key e Insert a C key from the NX200 six key transfer case and the D key from the existing t...

Page 93: ...Page 2 82 NX200 Main Standby Transmitter System Instruction Manual Issue 0 3 Section 2 Preparation for Use and Installation Figure 2 37 Typical Key Sequence Diagram for NX200 Transmitter Systems ...

Page 94: ...ge transients Take every effort to ensure that the circuits are not overdriven and that they are not disconnected from their loads while turned on The precautionary information included in the NX200 Transmitter s Operations and Maintenance Manual should be read and fully understood prior to applying power and must be observed during operation 2 5 2 Preliminary Settings Verify that the transmitter ...

Page 95: ...R TO ANTENNA toggle switch always make sure that the RF toggle switch is set to INHIBIT This transmitter system does not support automatic transfers Only manual transfers via the control monitor assembly are possible c From the control monitor assembly s front panel see Figure 2 3 10 4 set the RF toggle switch to INHIBIT set the SELECT TRANSMITTER TO ANTENNA toggle switch to XMTR B transmitter A t...

Page 96: ...al interlock or remove the jumper from the SYSTEM INTERLOCK terminals TB2 3 and TB2 4 on the control monitor assembly The forward power reading shall immediately fall to 0 W m Close the external interlock or restore the jumper The forward power reading shall be restored Testing is complete n Set the control monitor assembly s TRANSMITTER TO ANTENNA toggle switch for the desired configuration trans...

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