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Installation

150-458-100-05

16

February 23, 2000

HRE-458 List 1, List 1B, and List 2

D

ETACHING

THE

D

OME

FROM

THE

B

ASEPLATE

To detach the dome from the enclosure baseplate (

1

Release the internal pressure.

2

Unclamp the dome from the baseplate.

3

Lift the dome up and away from the baseplate.

Figure 7.

HRE-458 Enclosure

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Содержание 150-458-100-05

Страница 1: ...HIGAIN REMOTE THERM O NATOR ENCLOSURE HRE 458 List 1 List 1B and List 2 Product Catalog 150 458 100 05 CLEIs T1RHNBV4 and T1RHNBW4...

Страница 2: ...is company private to ADC DSL Systems Inc and shall not be modified used copied reproduced or disclosed in whole or in part without the written consent of ADC Contents herein are current as of the dat...

Страница 3: ...rt the extent of damage to the transportation company and to ADC Order replacement equipment if necessary Check the packing list to ensure complete and accurate shipment of each listed item If the shi...

Страница 4: ...Inspecting Shipment 150 458 100 05 iv February 23 2000 HRE 458 List 1 List 1B and List 2...

Страница 5: ...rounding a Pole Mounted Enclosure 11 Grounding a Flat Surface Mounted Enclosure 13 Slot Chassis Ground Connections 15 Doubler and Repeater Installation 15 Detaching the Dome from the Baseplate 16 Open...

Страница 6: ...teel Dome Cover 34 Replacing LPU Arrestor Boards 34 Valve Replacement Procedures 35 Pressure Relief Valve 35 Breather Vent Valve 36 Air Stem Valve 36 Pressure Cutoff Valve 37 Appendix C Product Suppor...

Страница 7: ...458 Pivot Mounting Bracket 7 5 Grounding for Pole Mounted Unit 12 6 Grounding for Flat Surface Mounted Unit 14 7 HRE 458 Enclosure 16 8 HRE 458 Bar Code and P1 Label Locations 20 9 HRE 458 with Cover...

Страница 8: ...List 2 LIST OF TABLES 1 Mounting Details 7 2 Slot Pin Assignments 15 3 Bar Code and P1 Label Information 20 4 Deployment Rules for Doublers and Remote Units 26 5 Binder Group Stub Cable Termination 27...

Страница 9: ...h bit rate Digital Subscriber Line HDSL T1 transmission system The remote enclosure is designed to protect HiGain doubler units from potentially harmful conditions found in outdoor environments The en...

Страница 10: ...nsists of material that provides protective covering from sunlight atmospheric temperatures ground chemicals and stresses expected in standard installations The gel filled List 1 List 1B unit is simil...

Страница 11: ...ssure relief valve The air cutoff valve is used to shut off the inlet air supply that is pumped from the main feeder cable through the 30 foot 9 144m stub into the HRE 458 enclosure To shut OFF the in...

Страница 12: ...embly allows the enclosure to breathe and keeps the internal atmosphere free of harmful contaminants The five metal valves are shown in Figure 3 on page 5 Two O rings are required between the brass fi...

Страница 13: ...150 458 100 05 Overview HRE 458 List 1 List 1B and List 2 February 23 2000 5 Figure 3 Metal Valves...

Страница 14: ...for missing components and physical damage that may have occurred during shipping To unpack the enclosure 1 Remove the HRE 458 from its shipping carton 2 Perform an inventory to verify that all equipm...

Страница 15: ...t surface or in a rack The mounting details for the various methods are as follows Figure 4 HRE 458 Pivot Mounting Bracket Table 1 Mounting Details Mounting Page Pole mounting with a pole diameter of...

Страница 16: ...ds of an inch of its length 7 Insert a lug bolt into the center bottom hole of the pivot mounting bracket and screw the bolt into the mounting hole 8 Secure the mounting bracket to the pole or pedesta...

Страница 17: ...eplate bolts Torque the mounting bracket bolts between 30 and 40 inch pounds 10 If the cable stub connects to an underground cable dress the cable down the pole to the splice case If the cable stub co...

Страница 18: ...enclosure in a rack Have the following equipment ready before you begin this procedure Four 3 8 inch thru bolts for rack mounting Four 3 8 inch nonmetallic washers Nonmetallic washers are required to...

Страница 19: ...d by removing the screw that secures the braided ground strap to the mounting bracket on the card cage Grounding a Pole Mounted Enclosure Use the following procedure to ground a pole or pedestal mount...

Страница 20: ...d rod Torque the grounding lug between 18 and 22 inch pounds 6 Use 6 AWG cable to connect the main cable shield to the ground rod ADC does not recommend connecting the main cable shield to the enclosu...

Страница 21: ...Enclosure To ground a flat surface mounted enclosure see Figure 6 on page 14 1 Bond the main cable shield through the splice case using bullet bond 2 Use a megger type Ohmmeter to measure the resista...

Страница 22: ...connect the ground lug on the HRE 458 to the ground connection in the manhole Torque the grounding lug between 18 and 22 inch pounds 4 Use a 6 AWG cable to connect the main cable shield to the ground...

Страница 23: ...guides for the desired slot then push the unit into the enclosure until it is seated in the slot connector 2 Push the unit into the card edge connector until it is entirely within the enclosure guides...

Страница 24: ...1 List 1B and List 2 DETACHING THE DOME FROM THE BASEPLATE To detach the dome from the enclosure baseplate Figure 7 1 Release the internal pressure 2 Unclamp the dome from the baseplate 3 Lift the do...

Страница 25: ...from the enclosure Go to step 9 5 Locate the pressure cutoff valve as shown in Figure 1 on page 2 Close the pressure cutoff valve by rotating clockwise one 1 full turn blocking the pressure from the...

Страница 26: ...2 PSI there is no minimum requirement as long as a slight positive pressure is applied Replace the air stem cap Continue from Step 11 10 For List 2 units open the air inlet tube by turning the air val...

Страница 27: ...g Dual or Single 239 T1 or DDS ISDN Repeater Mechanics Dimensions Height 24 in 61 cm Diameter 11 3 in 28 9 cm Depth 14 in 35 7 cm Volume 0 75 ft3 021 m3 Weight HRE 458 List 1 gel filled 53 lb 24 kg a...

Страница 28: ...e 3 gives a brief description of what the labels represent Figure 8 HRE 458 Bar Code and P1 Label Locations Table 3 Bar Code and P1 Label Information Name Description CLEI ECI Bar Code Label Contains...

Страница 29: ...at exchange assembly is attached to the top lid of the dome The assembly allows internal heat produced by the units to quickly expel into the outside atmosphere before overheating occurs This heat red...

Страница 30: ...o ground The ground pin is connected to pin 1 of each slot The gas tube parameters are equivalent to a TII 47 BT The dc breakdown ranges from 300 to 500 volts The tube can withstand at least 400 10 10...

Страница 31: ...as described in the Functional Description section beginning on page 2 The pressure relief valve is not intended to control the pressure that is supplied to the enclosure The external network pressure...

Страница 32: ...re relief valve from the plastic bag Verify that an O ring is installed on the threaded end of the valve and on the brass fitting in the base of the enclosure for a total of two O rings 7 Carefully pl...

Страница 33: ...e 26 for a list of the HRE 458 deployment rules Even when the deployment rules are followed the metal surfaces of the installed units can feel hot to the touch when removed from an HRE 458 that is ope...

Страница 34: ...The third rule minimizes the power consumption and dissipation of the HLU which provides power to the doubler Rule 3 requires Span 1 to be a minimum and Span 3 to be a maximum This choice minimizes th...

Страница 35: ...Housing Binder Group ORANGE Pair Wire Pin No in Housing Binder Group GREEN Pair Wire Pin No in Housing Binder Group BROWN Pair Wire Pin No in Housing 1 BL BL W BL 5 O BL W BL 3 G BL W BL 11 BR BL W B...

Страница 36: ...UT SIDE 2 OUT SIDE 2 IN BLUE GROUP ORANGE GROUP BROWN GROUP GREEN GROUP BLUE WHITE BLUE WHITE BLUE WHITE BLUE WHITE SLOT 1 SLOT 1 CENTRAL OFFICE FIELD SLOT 1 SLOT 2 ORANGE WHITE ORANGE WHITE ORANGE WH...

Страница 37: ...e following sections contain step by step procedures for Preparing the stubs for splicing into the main cable pre splice procedure Splicing the stubs into the main cable splicing procedure Dressing an...

Страница 38: ...al of grease 5 Separate pairs between the tied ends and the cable butt to aid in the removal of grease 6 Remove grease by wiping the tied ends and the cable butt with a clean cloth or paper towel 7 Ke...

Страница 39: ...the cables are connected wrap the CO splice with aluminum tape or dress out the splice according to local procedures 5 Connect the field side of the cable stub to the field side of the main cable wit...

Страница 40: ...e pair count or the main cable will no longer be valid 8 Roll back and tape the screen divider from the cable stub 9 Perform any cable tests required by local practice Post splicing Procedure 1 Starti...

Страница 41: ...he pairs on the other side of the field cable stub screen in the same way 7 Cut the cable stub screen divider approximately 6 inches from the cable stub butt Figure 15 Screen Folding Diagram 8 Fold ea...

Страница 42: ...sert a new LPU board in the vacant position 5 Repeat steps 1 through 5 to replace other defective LPU boards 6 Replace the O ring if damaged 7 Place cover and clamp and repressurize housing if require...

Страница 43: ...he adapter To remove and replace the PRV proceed as follows 1 Grip the adapter nut with a 3 4 wrench and the PRV with a 1 2 wrench 2 While holding the adapter nut steady it should not be moved loosen...

Страница 44: ...l nickel plated brass assembly as shown in Figure 3 on page 5 It is used to pressurize the enclosure from an external air supply or to release the internal pressure The assembly consists of an adapter...

Страница 45: ...g nut subassembly away from the body housing until it is completely disengaged Some resistance will be noticed as the stem s O rings rub against the walls of the body housing while the stem is withdra...

Страница 46: ...ting System Turn Up and Testing Network Monitoring upstream or downstream Power Monitoring and Remote Surveillance Service Maintenance Agreements Systems Operation ADC Technical Assistance Center 800...

Страница 47: ...ther Vent Valve CLEI Common Language Equipment Identified cm Centimeter CO Central Office dB Decibel DDS Digital Data System ECI Equipment Catalog Item EMI Electromagnetic Interference HDSL High bit r...

Страница 48: ...150 458 100 05 40 February 23 2000 HRE 458 List 1 List 1B and List 2 PE Processing Element PRV Pressure Relief Valve PSI Pounds per Square Inch REA Rural Electrification Administration RMA Return Mat...

Страница 49: ...150 458 100 05 Appendix D Glossary HRE 458 List 1 List 1B and List 2 February 23 2000 41...

Страница 50: ......

Страница 51: ...with proof of the date of shipment The transportation charges for shipment of returned products to ADC will be prepaid by the Buyer ADC will pay transportation charges for shipment of replacement pro...

Страница 52: ...ED FIRM ISO 9001 TL 9000 ADC DSL Systems Inc 14402 Franklin Avenue Tustin CA 92780 7013 Tel 714 832 9922 Fax 714 832 9924 Technical Assistance Tel 800 638 0031 Tel 714 730 3222 Fax 714 730 2400 DOCUME...

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