ADCP-93-031. Issue 11. Fiber Entrance Cabinet (FEC) User Manual
Contents
1. ACCESS PORT SPLICE DRAWERS 265 288 FIBERS 12 241 264 14 FIBERS OTHER CABLE 217 240 ACCESS PORTS FIBERS 10 MULTIPLE I 193 216 9 IFC SM 24 FIBERS 169 192 8 FIBERS I 145 168 7 IFC MM72 FIBERS 121 144 FIBERS 97 120 FIBERS 5 73 96 FIBERS 49 72 3 72 5 25 48 2 FIBERS 1 24 i IFC MM 72 FIBERS lt SUB SUB GROUPS THIS CONFIGURATION Manure MM USES TWO SPLICE TRAYS kae PER DRAWER OR FIBER COUNT BUFFER BUFFER TUBES TUBES 12228 A Figure 8 Example of Buffer Tube Distribution Cable With More Than 144 Fibers IFC GR USP MEASURE 110 5 0 FT CABLE 5 85 M 1 52 TWO FULL SUBUNITS TOF CABLE LOOFS A EERS 55 FORT 11 Figure 9 Cable Breakout Dimensions 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 3 Break out the cable corresponding to the dimensions arrived at in the previous step Follow the cable manufacturer s recommendations for stripping the cable jacket and cleaning of buffer tubes ribbons 4 Install the appropriate fiber cable breakout and moisture blocking kit following the instructions provided in the kit Unitube cables require a flare tube kit such as shown in Figure 10 Loose tubes require a kit such as shown in Figure 11 For kit selection refer to ADC catalog 804 Fiber Cable Management Products Also see the relevant ADC document identified in Related Publications in2. 1056950 Rev E Fiber Entrance Cabinet FEC User Manual 12553 A Content Page INTRODUCTION ROS 2 RGIS ISBN gt cic 2 Trademark Intormaligt 2 or xr oem eS 2 ad ny D m 0 08 cane aan eee 4 saus SRE ES CREE RES 2 A rninishiBls Res de aiios on n nba RORIS Bae m RON OUR g BOR OUR bag ROO Rs 3 3 DESCRIPTION E 3 2 SPECIFICATIONS esas rae n Y PINE Ken 6 3 UNPACKING AND INSPECTION ae CRY NER a EY ERIGI ane mue rwn 6 4 FEC MOUNTING gcc ccc cass eR RO ERR nad OE EGG OCA 6 AMN di pM 7 4 2 Wal MOH gt zu ER uh XE RD eer RUP RR E Kea kame darin UR 8 5 CABLE INSTALLATION ul u acd ie Roc Re OR RR asia Sa E 11 SPC 0 7 70 71 AER EE TTE 20 6 OPERATION 21 CUSTOMER INFORMATION AND 55 5
3. 22 Page 1 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 INTRODUCTION This user manual describes the ADC Fiber Entrance Cabinet FEC and explains how to install and operate this product The different cable types available for use in the FEC require a variety of accessory kits Each kit contains its own installation instructions Revision History ISSUE DATE REASON FOR CHANGE Issue 1 01 1993 Original Issue 2 02 1994 Incorporated mass splicing and new splice chip holders Issue 3 03 1994 Incorporated integrated splice drawers and reactivate conventional splice trays Issue4 05 1994 Reactivated double tray conventional splice drawer Issue5 12 1995 Changed cabinet dimensions Remove use of standard tray in double tray drawer Remove mini tray use in single tray drawer Issue 60 03 1997 Added the FEC 144 cabinet and standardizing on one conventional splice drawer Issue 7 11 1997 Updated corporate address Issue8 01 1998 Reactivated integrated splice drawers Issue 9 06 1999 Updated to new format Issue 10 06 2001 Non technical update Issue 11 12 2008 Note and text added saying Unibracket must be separately ordered Trademark Information ADC is a registered trademark of ADC Telecommunications Inc Related Publications Listed below are related manuals and their publication numbers Copies of these publications can be ordered by contacting the ADC Technical A
4. La E p uN FIBER EI OPTIC Ze E CABLE SUB ZA UNITS N EL 2 s E FIBER al CABLE E E BOTTOM CABLE ENTRY PORTS TO C O 6 AWG GROUND GROUND WIRE TWO HOLE CRIMP GROUND LUG 1770 C 0 75 IN 19 MM Figure 3 FEC 288 Interior Components 5 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 2 SPECIFICATIONS Table 1 Fiber Entrance Cabinet Specifications PARAMETER FEC 144 FEC 288 FEC 576 FEC 864 Height 19 5 inches 49 5 cm 28 inches 71 1 cm 45 inches 114 3 cm 62 inches 157 5 cm Width 32 inches 81 3 cm 32 inches 81 3 cm 32 inches 81 3 cm 32 inches 81 3 cm Depth 13 5 inches 34 3 cm 13 5 inches 34 3 cm 13 5 inches 34 3 cm 13 5 inches 34 3 cm Weight approximate 50 pounds 22 7 kg 80 pounds 36 3 kg 120 pounds 54 4 kg 160 pounds 72 6 kg Number of side ports 6 12 24 36 Number of top and 8 8 8 8 bottom ports Splice drawers 6 12 24 36 Splice capacity 144 to 864 288 to 1728 576 to 3456 864 to 5184 Cable size O D 0 30 1 2 inches 7 6 mm 30 5 mm 0 30 1 2 inches 7 6 mm 30 5 mm 0 30 1 2 inches 7 6 mm 30 5 mm 0 30 1 2 inches 7 6 mm 30 5 mm Cable bend radius 10 times the diameter of the cable 10 times the diameter of the cable 10 times the diameter of the
5. The standard rule for cable bend radius is the bend radius should be equal to or greater than ten times the cable diameter Always allow enough space between FECs based on the largest cable that will be installed When determining the wall mounting locations consider the following recommendations Place cable racks a minimum of 10 inches 25 4 cm from each side of the FEC Use 5 inch 12 7 cm cable rack for FEC 144 and FEC 288 cabinets and 10 inch 25 4 cm cable rack for FEC 576 and FEC 864 cabinets Allow at least 24 inches 61 cm from the floor to the bottom of the FEC 288 FEC 576 and FEC 864 cabinets Allow 36 inches 91 4 cm for the FEC 144 cabinet FEC 144 and FEC 288 cabinets may be stacked If stacking FEC 288 cabinets use 10 inch 25 4 cm cable rack Do not stack FEC 576 and FEC 864 cabinets 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 MAINTAIN A 10 INCH OR GREATER BEND RADIUS MAINTAIN A 10 INCH OR GREATER BEND RADIUS 36 INCHES i lt 91 4 CM A 10 INCHES 25 4 CN 5 INCH CABLE RACK FLOOR C 10 INCH CABLE RACK 24 INCHES A 61 CM FLOOR MAINTAIN A 10 INCH OR GREATER BEND RADIUS MAINTAIN A 10 INCH OR GREATER BEND RADIUS 2 2 24INCHES lt i 7 24 INCHES 61 CM 10 INCHES 25 4 CM 61 CM B 5INCH CABLE RACK FLOOR C 10 INCH CABLE RACK FLOOR 9428 A Figure 5 Recommended Positioning for Different Models Pa
6. This disclaimer of liability applies to all products publications and services during and after the warranty period Page 22
7. Inc ADCP 93 031 Issue 11 12 2008 SPLICE TRAY 9 6 12 SUB UNITS ENTERING THE DRAWER FROM THE RIGHT SIDE ROUTE COUNTER CLOCKWISE AROUND THE RADIUS LIMITERS AND ENTER THE SPLICE TRAY AT THE RIGHT SIDE TOP IF THE SPLICE TRAY IS REVERSED THE SUB UNITS ENTER AT LEFT SIDE BOTTOM 2 SUB UNITS ENTERING THE DRAWER FROM THE LEFT SIDE ROUTE CLOCKWISE AROUND THE RADIUS LIMITERS AND ENTER THE SPLICE TRAY AT THE RIGHT SIDE BOTTOM IF THE SPLICE TRAY IS REVERSED THE SUB UNITS ENTER AT LEFT SIDE TOP 9 SUB UNIT PROTECTIVE TUBING ENDS AT THE SPLICE TRAY TIE POINTS 4566 E Figure 13 Routing Sub Units in Conventional Splice Drawer COUNTERCLOCKWISE CLOCKWISE a 4 moe T 12556 A Figure 14 Routing Sub Units in Conventional Splice Drawer Page 15 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 o o g 8 4 LEFT SIDE SPLICE CHIP RIGHT SIDE e FIBER HOLDER FIBER 7 STORAGE AREA STORAGE AREA a 9 a 9 INTEGRATED SPLICE DRAWER J klk STRANDED J k FRONT NOTE ROUTE AND STORE THE FIBERS CLOCKWISE IN THE LEFT STORAGE AREA ROUTE AND STORE THE FIBERS COUNTER CLOCK
8. Splice Drawer Mass Ribbon Splice Page 18 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 9 Route and secure the protective tubes to the designated splice drawers and store the fibers in the splice drawer for splicing later Adhere to the cautionary statements shown in Figure 18 SUBUNIT SHOULD NOT BIND ON OTHER SUBUNITS WHEN OPENING DRAWER SUBUNIT SHOULD NOT TIGHTEN OUT WHEN OPENING DRAWER SUBUNIT SHOULD NOT CATCH ON THIS CORNER WHEN CLOSING DRAWER TIE SUBUNIT DOWN LOOSELY HERE TO ALLOW ADJUSTMENT LEFT SIDE ROOM FOR SLIDING ROUTE CLOCKWISE SUBUNIT BACK AND FORTH 12557 A Figure 18 Guidelines for Fiber Routing into Tray Page 19 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 5 1 Splicing Danger Do not look into the ends of any optic fiber Exposure to invisible radiation may result Do not assume laser power is turned off or the fiber is disconnected at the other end Use the following procedures to complete the splicing of the OSP and IFC fibers 1 If not already open release the door latches and swing open or remove the door 2 Remove the splice tray to a work area within reach of the service loop Figure 19 a E 4 ui uou im FIGURE EIGHT SPLICE TRAY WHEN REMOVING IN AND OUT p 4 SUBUNITS TO WORK AREA 12564 A Figure 19 Removing
9. WISE IN THE RIGHT STORAGE AREA PROTECTIVE TUBING ENDS AT THE END OF THE RESPECTIVE RADIUS LIMITERS A 2 USE RADIUS LIMITER A FOR FIRST TWO SUBUNITS AND RADIUS LIMITER B FOR FOLLOWING TWO SUBUNITS ROUTE AND STORE THE FIBERS WITH THE SPLICE END OVER THE TOP OF THE STORED LOOPS 3875 A Figure 15 Routing Sub Units in Integrated Splice Drawer Stranded Page 16 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 LEAVE THIS TIE OFF LOOSE TO ADJUST FIBER SLACK HERE 12563 A Figure 16 Adjusting Fibers in Splice Drawer Page 17 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 BACK SPLICE CHIP HOLDER INTEGRATED SPLICE DRAWER MASS FUSION RIBBON FRONT BACK LEFT SIDE RIGHT SIDE FIBER SPLICE CHIP HOLDER FIBER STORAGE AREA STORAGE AREA 9 INTEGRATED SPLICE DRAWER MASS MECHANICAL RIBBON FRONT NOTE ROUTE AND STORE THE FIBERS CLOCKWISE IN THE LEFT STORAGE AREA ROUTE AND STORE THE FIBERS COUNTER CLOCKWISE IN THE RIGHT STORAGE AREA 0 ROUTE AND STORE THE FIBERS WITH THE SPLICE END OVER THE TOP OF THE STORED LOOPS 3596 C Figure 17 Routing Sub Units in Integrated
10. cable 10 times the diameter of the cable Fiber bend radius minimum 1 5 inches 3 81 cm 1 5 inches 3 81 cm 1 5 inches 3 81 cm 1 5 inches 3 81 cm Depends upon splicing method 3 UNPACKING AND INSPECTION 1 Inspect the exterior of the shipping container s for evidence of rough handling that may have damaged the components in the container 2 Unpack each container while carefully checking the contents for damage 3 If damage is detected or if parts are missing file a claim with the commercial carrier and then notify ADC Customer Service Save damaged cartons for inspection by the carrier 4 Referto the Section 7 on Page 22 for information on how to contact ADC 4 FEC MOUNTING Page 6 The FEC may be wall mounted or mounted to Unistrut The mounting materials such as backboard anchors bolts and Unistrut materials are not provided Contact local support staff for their practices and recommendations for providing and using mounting materials In the following instructions the reference to mounting materials such as 0 75 inch 19 mm thick plywood are recommendations only Note An ADC Uni bracket is required in the following procedure and must be separately ordered catalog FEC UNIBKT ACC FEC UNISTRUT BLK 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 4 1 Unistrut Mount The vertical wall racks and Unistrut materials used in the f
11. ction points for IFC OSP cables The door hinges are split and allow the door to be removed for full access to the cabinet The door is secured with over center draw latches that are designed to accommodate padlocks for additional security Figure 3 shows the interior components of the FEC 288 As shown the FEC 144 FEC 576 and FEC 864 are basically same as the FEC 288 internally except for the number of cable access ports and splice drawers There are eight top and bottom access ports for all cabinets while there are 6 12 24 and 36 side access ports for the FEC 144 FEC 288 FEC 576 and FEC 864 respectively 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 Typical accessories for the FEC are Tube cable Ground Clamp Fiber Breakout and Moisture Blocking Kits for Uni Tube cable Ground Clamp and Moisture Blocking Kits for Loose Three Tier Clamp Kit Splice Holders refer to ADC Catalog 804 Fiber Cable Management For more information on accessories Products or to the ADC web site at www adc com 12694 A Figure 1 FEC 144 and FEC 288 12695 A FEC 864 FEC 576 Figure 2 Fiber Entrance Cabinets 2008 ADC Telecommunications Inc Page 4 ADCP 93 031 Issue 11 12 2008 CABLE TERMINATING SPLICE DRAWERS AND GROUNDING CABINET GROUND BUS 6 AWG WIRE SIDE CABLE ENTRY PORTS
12. ge 9 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 Use the following procedure to wall mount each FEC 1 Qv tA 55 Page 10 Determine the FEC mounting location Mark hole positions using dimensions shown in Figure 6 Drill four holes for anchor bolts or moly bolts in the backboard or four holes in a concrete wall for anchors at the points marked in Step 1 If using anchors place the anchors in the holes Partially install two mounting bolts not provided in the top holes Place the FEC top mounting holes keyholes over the bolts Insert two bolts into the bottom mounting holes Tighten all bolts Prepare a ground lead from central office ground to the FEC Use 6 AWG wire and attach to a two hole crimp type lug wire and lug not provided Connect to the ground posts at the bottom of the FEC Refer to Figure 3 Attach cable designation labels on each splice drawer for IFC and OSP cable assignments 16 00 INCHES ALL CABINET 40 6 CM SIZES L 4 23 5 INCHES 59 7 CM FEC 144 32 00 INCHES 81 2 CM FEC 288 uM e e 49 00 INCHES 124 5 CM FEC 576 9 9 66 00 INCHES 167 6 CM FEC 864 1768 Figure 6 FEC Mounting Hole Locations 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 5 CABLE INSTALLATION When installing cables in the FEC perform the following activities in the order lis
13. ollowing procedure are not provided and not available from ADC The Uni bracket used in the procedure is available from ADC but must be ordered separately see Note above for catalog number It is recommended to use 0 50 inch 12 7 mm and 0 25 inch 6 35 mm size bolts and spring nuts Use Figure 4 and the following instructions to mount the cabinet 1 Determine the location for the cabinet and insert the Uni brackets in the wall rack WALL RACK UNI BRACKET WALL RACKS RES WALL RACK UNISTRUT CHANNEL BARS SPRING WALL RACK UNI BRACKET SIDE VIEW Figure 4 Unistrut Mounted FEC 288 NUT UNISTRUT CHANNEL BAR 9381 A Page 7 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 2 Position two 0 50 inch 12 7 mm Unistrut spring nuts in each Unistrut channel bar Locate the spring nuts at the approximate position of the Uni bracket hole and the FEC mounting holes Insert the Unistrut channel bars through the Uni brackets 4 Thread a 0 50 inch 12 7 mm mounting bolt through each Uni bracket into the Unistrut spring nuts Align the Unistrut channel bars and tighten the bolts 5 Place two 0 25 inch 6 35 mm Unistrut spring nuts into the top Unistrut channel bar Thread two 0 25 inch 6 35 mm mounting bolts into the Unistrut spring nuts 6 Place the FEC top mounting holes keyhole
14. s over the bolts Position the FEC and tighten the bolts 7 Place two 0 25 inch 6 35 mm Unistrut spring nuts into the bottom Unistrut channel bar Thread two 0 25 inch 6 35 mm mounting bolts through the FEC bottom mounting holes into the Unistrut spring nuts and tighten 8 Prepare a ground lead from central office ground to the FEC Use 6 AWG wire and attach to a two hole crimp type lug wire and lug not provided Connect to the ground posts at the bottom of the FEC Refer to Figure 3 9 Attach cable designation labels on each splice drawer for IFC and OSP cable assignments 4 2 Wall Mount Page 8 The FEC may be mounted on a stable flat vertical surface A backboard material not provided such as 0 75 inch 1 9 cm thick plywood applied to a wall provides a suitable mounting surface The choice of fasteners is governed by local practice It is recommended to use as a minimum 0 375 inch 9 5 mm diameter lag bolts and or anchors If mounting on a hollow frame wall backboard on both sides and through bolts are recommended If the FEC is mounted directly to a concrete wall with anchors ensure that the wall is straight so that when the fasteners are tightened the cabinet shape is not distorted Shims may be required The door must fit square to provide a water resistant seal The position of the FEC must allow enough space on all sides to bring the fiber cables in with out exceeding the minimum bend radius for the cable See Figure 5
15. sion 73000 Technical Assistance 1 Connectivity Extension 73475 p Wireless Extension 73476 EUROPE Sales Administration 32 2 712 65 00 Technical Assistance 32 2 712 65 42 EUROPEAN TOLL FREE NUMBERS Germany 0180 2232923 UK _ 0800 960236 Spain 222900 983291 France __ 0800 914032 Italy 0800 782374 ASIA PACIFIC Sales Administration 65 6294 9948 Technical 5515108006 65 6393 0739 ELSEWHERE Sales Administration 1 952 917 3000 Technical Assistance 1 952 917 3475 13944 Q WRITE maa Fr ADC Telecommunications S PORE PTE LTD 100 Beach Road 18 01 Shaw Towers Singapore 189702 ADC Telecommunications INC PO Box 1101 Minneapolis MN 55440 1101 USA ADC European Customer Service INC Belgicastraat 2 1930 Zaventem Belgium PRODUCT INFORMATION AND TECHNICAL ASSISTANCE connectivity tac 9 adc com wireless tac 9 adc com euro tac 9 adc com asiapacific tac 6 adc com REPRINTS s PDF copies of manuals are available for downloading at the following link www adc com manuals ADCP Number 93 03 Contents herein are current as of the date of publication ADC reserves the right to change the contents without prior notice In no event shall ADC be liable for any damages resulting from loss of data loss of use or loss of profits and ADC further disclaims any and all liability for indirect incidental special consequential or other similar damages
16. ssistance Center at 1 800 366 3891 in U S A or Canada or 952 946 3000 extension 63475 outside U S A and Canada Title ADCP Number Fiber Cable Breakout and Moisture Blocking Kit for Armored Uni Tube Cable Installation Instructions 93 039 Fiber Cable Breakout and Moisture Blocking Kit for Dielectric Uni Tube Cable Installation Instructions 93 064 Ground Clamp and Moisture Blocking Kit for Loose Tube Cable Installation Instructions 93 045 Three Tier Cable Clamp Kit OSP CLPFEC Installation Instructions 93 035 Three Tier Cable Clamp Kit OSP CLPFEC LG Installation Instructions 93 080 Page 2 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 Admonishments A A A Important safety admonishments are used throughout this manual to warn of possible hazards to persons or equipment An admonishment identifies a possible hazard and then explains what may happen if the hazard is not avoided The admonishments in the form of Dangers Warnings and Cautions must be followed at all times These warnings are flagged by use of the triangular alert icon seen below and are listed in descending order of severity of injury or damage and likelihood of occurrence Danger Danger is used to indicate the presence of a hazard that will cause severe personal injury death or substantial property damage if the hazard is not avoided Warning Warning is used to indicate the presence of a hazard that can cause se
17. ted Danger Do not look into the ends of any optic fiber Exposure to invisible radiation may result Do not assume laser power is turned off or the fiber is disconnected at the other end 1 Plan where each cable and its component fibers will be routed based on the following guidelines a If both single and multi mode cables are used or composite cables assign the single and multi mode fibers to separate splice drawers b Assign the cable subgroups to splice drawers in line with or above the cable access port For examples refer to Figure 7 for cables having less than 144 fibers refer to Figure 8 for cables having 144 or more fibers 2 Determine the breakout dimensions for each cable and fiber based on the distance from the cable entry port to the assigned splice drawer Figure 9 shows recommended breakout dimensions Points B C and D within the splice tray will be shown in more detail when the subunits are routed into the splice module SPLICE DRAWERS IFC SM 24 IFC MM72 IFC MM 72 IFC MM 72 Cable 1 SUB SUB TYPICAL OSP GROUPS THIS CONFIGURATION GROUPS IFC CABLE COMPOSITE CABLE OR USES TWO SPLICE TRAYS OR FIBER COUNT FIBER COUNT BUFFER PER DRAWER BUFFER MM FIBER COUNT TUBES TUBES s SM FIBER COUNT 9417 A 24 8 Figure 7 Example of Buffer Tube Distribution Cable With Less Than 144 Fibers Page 11 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 Page 12 TOP CABLE
18. the Splice Tray to a Work Area Page 20 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 3 Remove the splice holder or tray cover If not already installed on the tray install an appropriate splice chip that matches the splicing method 4 Strip the sub unit outer jacket from the fibers using locally approved practice Secure the sub unit to the tray Carefully route the individual fibers or ribbons in the tray Refer to Figure 7 Figure 8 and Figure 12 Figure 13 Figure 14 and Figure 15 5 Splice each individual fiber using local procedures and carefully secure each completed splice in the splice chip 6 Dress and route the fibers in the splice holder or tray Install the cover on the splice holder or tray to protect the splices 7 Repeat Steps 2 through 7 for the other OSP and IFC splices 8 Ensure all the OSP and IFC sub units are neatly routed stored and secured Close the door and secure the latches 6 OPERATION Operation consists of opening and closing the door The doors are secured with over center draw latches To release the latch pull out from the cabinet To secure the latch push the latch forward over center to catch the tab on the cabinet then draw back and press in on the latch to secure the door Page 21 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 7 CUSTOMER INFORMATION AND ASSISTANCE PHONE mm U S A or CANADA Sales 1 800 366 3891 Exten
19. the front matter of this manual FIBER RIBBONS END VIEW OF CABLE SEALANT ACCESS HOLES END VIEW OF FLARE TUBE CAVITY FLARE TUBE FLARE TUBE PROTECTIVE CAP TUBING 2538 C Figure 10 Unitube Kit Example GROUNDING PA Figure 11 Loose Tube Kit Example 5 Remove the cable entry grommets from the selected cable entry ports Set the grommets aside for later reuse Carefully feed through the cable subunits 6 Select the cable clamp to be used Single dual and triple cable clamps are available Install the cable following the instructions provided in the kit 7 Route fibers from the cable entry point to the assigned splice trays and secure them in subgroups of six as shown in Figure 12 8 Route fibers from the left side to the left rear corner of the splice drawer Route fibers from the right side to the right rear corner of the splice drawer Refer to Figure 13 Figure 14 and Figure 15 Points B C and D in Figure 15 refer to cable breakout dimensions shown in Figure 9 If necessary adjust fibers as shown in Figure 16 Figure 17 shows routing for an integrated splice drawer mass ribbon splice Page 13 2008 ADC Telecommunications Inc ADCP 93 031 Issue 11 12 2008 w POINTSFOR SUBGROUPS OF SIX w z N EACH SUBUNITS 5 SIDE ENTRY CLAMP 12560 A Figure 12 Routing Subunits from Cable Clamp Page 14 2008 ADC Telecommunications
20. vere personal injury death or substantial property damage if the hazard is not avoided Caution Caution is used to indicate the presence of a hazard that will or can cause minor personal injury or property damage if the hazard is not avoided 1 DESCRIPTION Page 3 The Fiber Entrance Cabinet FEC is a wall or strut mounted splicing cabinet available in the four sizes shown in Figure 1 and Figure 2 The four sizes accommodate from 144 to 864 fiber cable splices The FEC is designed for applications requiring an interface for Intrafacility Fiber cable IFC and Outside Plant OSP cable It provides storage and protection in addition to splicing All four sizes of cabinets are available with either conventional style or integrated style splice drawers The conventional splice drawer has radius limiters and one or two standard size splice trays The integrated splice drawer has splice chip holders that accommodate up to 48 mass mechanical or 144 mass fusion ribbon splices as well as 24 stranded splices Both styles of splice drawers accommodate service loop storage which allows splicing away from the FEC Cable access ports are located at the top bottom and both sides of the cabinet Pre formed rubber grommets are provided in each cable access port The grommets have micro slits that can be easily cut out to match cable diameter Each grommet can handle up to three cables Terminating and grounding plates provide cable clamp and ground conne
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