User Manual - Telect, Inc.
Contents
1. 10 32 Panhead Screws are Included C 1 NEG 48 VC 5 10 ma 1 amp NEG 48 VDC 10 E ee EERS 0 27 6 8 a ai EER ER 9 0 33 8 5 0 62 15 9 0 62 15 8 0 30 7 5 V 20 Studs K KEPS Nuts 6 32 Panhead Screws REAR VIEW ROTATED ee Max lug width is 0 54 in 13 7 mm E DE Max lug width is 0 67 in 17 0 mm E Transparent Cover 2 27 57 7 ay I I a l O O e Q o QG 0 O O O Q O GO D O O O O O O 6 6 OG O O O OG oO G D O O O G O6 O 0 O6 OO O0 000000O0000000000000000000000209e900 Q O G O O OO O O D O O O GO O OG OD O O O O O O G O OG D O O O o oO Oo O G O 6 OO OOO0O0000000O00000000000000000090202606020 O O O G O O O O o O O9 D O O O O O O o O OG O O O OG o O 5 O O O O O O OOO0O00000000000009000000020002002000 90000 O O O 5 O O OG o O 6 O O O o Q oO D 0 G b O O O O O O O O O O O O6 O OS G6 OO O0 606000000O000000000000000000900202020200 D D OO O O O O O O OG O O O O O O O G O O O O O O GO O 5 O O O G O O O6 OO 0000080000 008900000000000000 09020020 O OO O0 O OO OO GO O OO OO GO O O oO DoD OO oO OG Oo ooo oO oo ooo O OO O0 0600000000000 oO O000400020000006002000000 O O O G e O O O G OG O O GO O O O 6G oO GO O9 O O oO O O G O 5 O oO O G OO O OO 000 O0 06000OoOoOO000900O000o0OoOoO00oO0090000090000 O O O O O Q O OG O9 oO OQ OG O O G O oO O e D O OG O G 9 o oO O Q O G 9 o o O O 9 63 244 5 H O OOo 06000Oo0OOO00O000oO0ooooO2. l neal o E 3 TR AU 158 MAXFUSE s o o o o o 5 NEG 4B VDC 10 AVA 4 No eres c fafafa no HE GUIPUT TER MAX TORQUE OS NIE EE Ed Bee e t pe m X n ET E 2 95 75 0 3 48 88 4 Lal U 0 0 0 0 27 6 8 5 9 14 20 Studs amp KEPS Nuts 0 33 8 5 Max lug width is 0 54 in 13 7 mm a 0 62 15 8 0 26 6 6 10 32 Panhead Screws 6 32 Panhead Screws Max lug width is 0 67 in 17 0 mm FRONT VIEW Telect assumes no liability for the application or use of these products Neither does Telect convey any license under its patent rights or the patent rights of others This document and the products described herein are subject to change without notice Telect Inc All Rights Reserved 130339 8 AO 1 509 926 6000 telect com 18 Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT U S Conformity Assessment Body Certificate of Conformity No 174 0923 1 0 Upon assessment of Technical Construction File 174 0923 1 0 TCF it has been determined that the Hendry Telephone Products
3. a 6 AWG lug can be used for dual hole grounding as well b Burndy lugs available in 45 and 90 degrees will add degree suffix Example 45 degree YA2CL2NT14 YA2CLNT 1445 Telect Inc All Rights Reserved 130339 8 AO 15 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT Table 5 Single Hole Ring Lug Part Numbers vs Output Wire Size For 6 Panhead Screws 22 18 AWG 22 16 AWG 16 14 AWG 12 10 AWG AMP 51863 51863 320619 329697 Panduit PN18 6R M PN14 6RN M 1 5 Diagrams 1 5 1 Block Diagram A POWER OUTPUT POWER OUTPUT B RTN OUTPUT Figure 12 Power Battery Return and Fuse Circuit Telect Inc All Rights Reserved 130339 8 AO 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 1 5 2 1RU Dimensions NOTE Dimensions are in in mm
4. Circuit overloading To prevent problems with the over current protection and supply wiring take care not to overload the circuits Pay attention to equipment nameplate ratings Reliable earthing Maintain reliable earthing of rack mounted equipment Pay attention to supply connections as well as direct connections to the branch circuit i e use of power strips Disconnect device Incorporate an easy to reach disconnect device in the building s installation wiring 1 2 2 Inspection Please read and understand all instructions before beginning installation If you have questions contact Telect Technical Support at support telect com or call 1 509 926 6000 When you receive the equipment carefully unpack it and compare it to the packaging list Please report any defective or missing parts to Telect Quality at quality telect com or call 1 509 926 6000 Telect is not liable for transit damaged If the product is damaged please report it to the carrier and contact Telect Quality Telect Inc All Rights Reserved 130339 8 AO 8 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 1 2 3 Installing the Panel ALERT Install this product within a restricted access location where access is through the use of a tool lock and key or other means of security and is controlled by the authority responsible for the location Only qualified technicians may install and maintain this
5. Power Models 20HPGMT Special features include e Bay Alarm Circuitry 2OHPGMTOSBNR e Fail Safe Circuitry 2OHPGMTOSFR and 20HPGMTO5FSR only load sharing permits either feed to power all loads if the other feed fails e Noise Filter Circuitry 2OHPGMTOS5BNR Telects High Power GMT Series Fuse Panels use discrete not modular GMT fuse holders to limit heat buildup when using 15A and 20A GMT fuses Discrete GMT Fuse Holders Replaceable Alarm Card gU Holes for Designation Pins Pullout Circuit Designation Card 9 000080000 0 i n e Figure 3 Model 20HPGMTOSR Front View 1 1 1 Specifications Environment Specifications Temperature range 5 C to 55 C 23 F to 131 F Humidity 5 to 85 and noncondensing Altitude range 197 ft to 13 100 ft 60 m to 4000 m Acoustic noise 0 dBA above ambient Fit amp Finish Specifications Material Cold rolled steel powder coat telephone grey baked Custom color finish available polyurethane Clear polycarbonate protective terminal cover Weights Approximate Specifications Weight 8 to 12 Ib 3 5 to 5 5 kg depending on model Telect Inc All Rights Reserved 130339 8 AO 2 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT Mechanical Interface Specifications Input terminals Compression Stud Va 20 with nut Use 1e in 12 mm socket Lugs Dual hole
6. Telect Inc All Rights Reserved 130339 8 AO 14 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT Table 3 GMT Fuses Parts Numbers for Colored GMT Fuse Part Numbers GMT Fuse Designation Pin 1A Gray GRY 100991 102435 8 11 3A White WHT 004006 102435 9 11 2A White Yellow WHT YEL 004011 102435 10 2A Orange ORN 004002 102435 11 2 5A White Orange WHT ORN 130783 102435 12 3A Blue BLU 004012 102435 13 3 5A White Blue WHT BLU 130782 102435 14 4A White Brown WHT BRN 004013 102435 15 5A Green GRN 004014 102435 16 712A Black White BLK WHT 004010 102435 17 10A Red White RED WHT 004015 102435 18 12A Yellow Green YEL GRN 102287 102435 19 15A Red Blue RED BLU 102288 102435 20 20A White Green WHT GRN 127240RC 102435 22 Dummy Fuses 132748 GMT Safety Covers 116915 Medium duty GMT fuse puller 06113 03 Table 4 Dual Hole Compression Lug Part Numbers vs Input or Ground Wire Size For 1 4 in Studs on 5 8 in Centers 1 0 AWG 1 AWG 2 AWG 4 AWG 6 AWG 8 AWG T amp B 54206 54205 54850BE Die Code 29 Die Code 24 Die Code 21 Burndy YA25L2NT14E1 YA1CL2NT14 YA2CL2NT14 YA4CL2TC14 YAGCL2TC14 YA8CL2TC14 Die Code 12 Die Code 11 Die Code 10 Die Code 8 Die Code 7 Die Code 9 Panduit LCDN2 14AQ LCD6 14A L LCD8 14A L Die Code 33 Die Code 24 Die Code 21
7. Power Distribution and Fan Panels conform to the protection requirements set out in article 4 of EMC Directive 89 336 EEC as per EN 55022 94 with Al 95 amp A2 97 class A EN 61000 3 2 95 EN 61000 3 3 95 EN 300 386 V1 2 1 00 03 and ETS 300 132 2 and in accordance with the Agreement on Mutual Recognition between the United States of America and the European Community Sectoral Annex for EMC this U S Conformity Assessment Body hereby certifies attestations of compliance to the EMC requirements so demonstrated Steven C Halme Sr Program Manager EMC Engineer 714 879 6110 714 879 6110 Fullerton CA USA _ 7 32 0 Fullerton CA USA 7 OT N date signed date Signe National Technical Systems 1536 E Valencia Drive Fullerton CA USA 92831 4797 Tel 714 879 6110 Fax 714 879 6117 Telect Inc All Rights Reserved 130339 8 AO 19 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT This page intentionally left blank Telect Inc All Rights Reserved 130339 8 AO 20 1 509 926 6000 telect com Telect
8. Standard Alarm Hookups Alarm NO n n n NO Alarm Device Device l Vdc Vdc 1 RTN Enhanced Alarms 20HPGMT05FR and 20HPGMTOSFSR Figure 7 Alarm Hookups Telect Inc All Rights Reserved 130339 8 A0 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 1 1 2 2 Fail Safe Circuit Schottky diodes are cross connected at the input to the power distribution circuits When both power supplies are energized in a dual circuit panel power is balanced between the two supplies by the diodes If one power supply loses its power or is shut down the other supply shares its power with both outputs A and B through the Schottky diodes The battery return circuits for A and B must be common for both circuits to operate from either the A or B power souce in fail safe mode With the 20HPGMTO5FR the user must make the returns common within the overall power system external to the fuse panel With the 20HPGMTOSFSR the returns are made common internal to the fuse panel and no further action by the user is required Fail safe panels can distribute a maximum of 150A total in fail safe mode a maximum of 75A per bus is recom mended The fail safe feature also includes the enhanced failure alarms described previously NOTE For the fail safe load sharing to function properly the capacity of each of the user supplied external feeder
9. fuses or breakers must be greater than the total load of the panel s A and B outputs combined For example if the panels total Load A 10A and Load B 104A then the feeder fuse for Side A and Side B must each be at least 20A up to 175A If the panel goes into Fail Safe mode the lone input terminal can handle up to 150A 1 1 2 3 Power Line Noise Filter The filter characteristics under load are such that high frequency transients are suppressed below effective interference levels for telecommunications equipment used with the panel With this filter option the max capacity of the bus is 75A Typical filter characteristics are 60Hz 44dB 200 Hz 58dB 1kHz 96dB 10kHZ 102dB Telect Inc All Rights Reserved 130339 8 AO 7 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 1 2 Installation 1 2 1 Rack Mounting Conditions and Considerations Elevated operating temperature If you install this equipment in a closed or multi unit rack assembly the operating ambient temperature of that environment may become higher than room temperature Be sure to install the equipment in an environment that can become no warmer than the manufacturer s specified maximum ambient temperature Tma Reduced air flow Make sure the air flow around the equipment in a rack is enough for safe operation of the equipment Mechanical loading To prevent an accident make sure the equipment load is even
10. 14 1 5 BIET ET ER RO RE N 16 1 5 1 Ne ee de TE EN 16 15 2 TRU DIMENSIONS ss ies SE ed Ds EERS sta AE Bu SE lena da caue vad ee caen Rame 17 15 3 2RU DIMENSIONS Em 18 1 6 Certificate of Contformlity iis EE EE Ee ge icri det cad aati ewe uh endl nit bia EP gen teeny 19 List of Figures Figure 1 20HPGMTOSBNR 1RU Panel Front and Rear View sese 1 Figure 2 20HPGMT12R 75 2RU Panel sss see ee eee 1 Figure 3 Model 20HPGMTOBR Front View sees esse dese ee ee ee ee ed eee 2 Figure 4 Alarm Panel su Ep RR EE GEREEN ESE EE EEN GEE Ede SE ee Need ee EE ee GEE Ee Vee ee Re ER ANESSE EEE 5 Figure 5 Model 20HPGMTOSBNR Rear View sese ee ees ee eee 5 Figure 6 Standard Alarm HOOKUPS icu otc err temas Ee ES Ge ER ee pate GE Ee Ee ee ee See ee Edd 6 Figure 7 Alarm HOOKUDSS ss EERS te GER ies ER EG eee Ge be ee EE ael KEER cse EER ceed BENE eo ee es edad 6 Figure 8 Mounting DIMENSIONS sere EER rei ESE De EE EK be eee EER De be EEU Dee EE Ee Ee Ee EE Nege 9 Figure 9 Ground Lug GonneCtOf oot VEREER DER EE SR teed GEN n eg EE RR Re nee Ee REK RUE ees 10 Figure 19 ompression lug InpUtS ER ee N es iren ee 10 Figure 11 Replacing the Alarm Board sss sees ees ee ee Re Re Re ee ee ee ee Re ee Re ee 13 Figure 12 Power Battery Return and Fuse Circuit sess 16 Telect Inc All Rights Reserved 130339 8 AO ii 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels
11. VDC G FAL SAFE i0 W m Telecf Cp 1 s I d ooo k En 1 75 44 5 1 00 25 4 S lk 17 00 431 8 19 00 482 6 L 23 00 584 2 el Telect Inc All Rights Reserved 130339 8 AO 17 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power 1 5 3 2RU Dimensions NOTE Dimensions are in in mm Models 20HPGMT 7 50 190 5 o o LJ Panel may be flush mounted or extended by up to 2 5 in 63 5 mm in 0 5 12 7 mm increments 63 5 ole SIE IT 0 12 3 0 E ma E Transparent Cover Over Terminals Only Bottom Half of Front 61 9 TOP VIEW 23 00 584 2 19 00 482 6 17 00 431 8 INPUT hoon Bus 0 98 25 0 NEG 48 VDC IU D m E I Ted o I f i O WAX Bebe Toa Tee wis L SAN once 1 Tdect m3 i 10 8 INPUT hoon Bus B POWER q 0O00 b b
12. compression lug s in center to center 0 516 in 13 4 mm max lug width Cable Up to 1 0 AWG copper depending on input interruption device Torque 62 in Ib 6 8 Nem max Output terminals Screw 6 Phillips panhead Wire binding Compression Wire 14 to 22 AWG copper wire Lug 10 to 22 AWG copper wire Spacing s in 9 5 mm centerline with barrier distance of 0 260 in 6 6 mm Torque 9in Ib 1 0 Nem max Alarm terminals Wire Wrap 0 045 in square wirewrap pins on 0 156 in centers Use 18 to 22 AWG copper Ground terminals Screws 2 10 Phillips panhead Lugs Single or dual hole compression lug s in center to center Dual hole lug is recommended Cable Up to 6 AWG copper for single hole lug Conductor size depends on input interruption device Torque 21 in Ib 2 5 Nem max Screws with cross recessed heads Dimensions Specifications Dimensions nominal without brackets for all but Width 17 in 432 mm 20HPGMT12R 75 Height 1 75 in 44 4 mm Depth 12 in 305 mm Dimensions nominal without brackets for Width 17 in 432 mm 20HPGMT12R 75 Height 3 5 in 89 mm Depth 75 in 190 mm T See Pages 17 and 18 for exact dimensions Telect Inc All Rights Reserved 130339 8 AO 3 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT Electrical Interface Specificatio
13. voltage and polarity at the input connectors of the panel Also check that The A POWER LED on the front of the panel turns on green The FAIL ALARM LED turns green The B POWER LED must remain red 15 On the rear of the panel with A POWER lit normal operation but with the B POWER LED off failure operation test the power fail relays For a panel with standard failure alarms test across the remote R visual V and audi ble A pins When testing Expect an open circuit 000 between Terminals C and NC Expect continuity 00 between Terminals C and NO For a panel with enhanced failure alarms included with fail safe feature test at A PWR B PWR and F ALM pins When testing the A PWR and F ALM pins Expect continuity 00 between Terminals C and NC Expect an open circuit 000 between Terminals C and NO Conversely when testing the B PWR pins Expect an open circuit 000 between Terminals C and NC Expect continuity 00 between Terminals C and NO 16 Repeat Steps 13 to 15 for Feed B and watch to make sure the B POWER LED turns green Also across all sets of alarm pins Expect continuity 00 between Terminals C and NC Expect an open circuit 000 between Terminals C and NO 17 For output wiring do either of the following e If using lugs strip off s in 10 mm of insulation from one end of the copper output wires and then crimp on ring or forked singl
14. AO 9 1 509 926 6000 telect com lelect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT N WARNING eC WARNING Failure to properly ground this equipment can create hazardous conditions to installation per sonnel and to the equipment ALERT Only use components and crimping tools approved by agencies or certifying bodies recognized in your couniry or region such as Underwriter s Laboratories UL TUV etc e For ground wiring Use a listed approved crimping tool to attach a listed approved single or dual hole compression lug dual hole is highly recommended suitable for a 10 stud 5mm on 5 8 in 15 9 mm centers onto a suitable ground wire Ground wire can be up to 6 AWG for a single hole lug Conductor size depends on input interruption device Use a coarse nonmetallic cleaning pad to clean terminals and stud s Telect recommends that you lightly coat anti oxidant on the lug grounding screw s and surrounding contacting surface 8 Connect the lug to the rear panel using the 10 screw s provided as shown in Figure 9 9 Make sure the input power is off LA WANG n dide Figure 9 Ground Lug Connection WARNING Before connecting input power cables make sure the input power to the panel is turned off 10 For input wiring a Crimp dual hole compression lugs for Va in studs on 5 8 in 15 9 mm centers onto suitable copper wires 6 to 1 0 AWG for NEG or POS and R
15. High Power 20A GMT Series Fuse Panels Power 20HPGMTXX User Manual TT MY Ad Applies to 20HPGMTOSR 20HPGMTOSFR 20HPGMTOSFSR 20HPGMTOSBNR 20HPGMT12R 75 20HPGMTOSR 20HPGMTO2R Telect Inc All Rights Reserved 130339 8 AO 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT Table of Contents Ee 1 1 14 Specifications RR RE ER DEER Re EE Ee Ee oe ener Re RE ROG Re oes ee bes 2 112 Standard amp Special Features a cuo EE ee ee toe ee erp ee Ke ee ee ee ed ee ed 5 1 1 2 1 Bay amp Failure Alarm Options esse ese ee ee RA ee ee ee ee ee ee 6 1712 2 Fail Safe Circuit RR EE EE ved var te EEN 7 1 1 2 3 Power Line Noise Filter asses sees ee ee ee ee ee Re ee Re ee ee ee Re ee Re ee 7 LEA eru RE OE EE EE EG RE N EE bene 8 1 2 1 Rack Mounting Conditions and Considerations sss sss sees eee 8 12 2 oe ss OO EA ER EE EE N 8 1 2 3 Installing the AR RO EEE TARA 9 12 4 Replacing the Alarm Board 2 Ek ERROR ee REKE et RE EER OASE E CORE KERE ves ee ed 13 ees p 13 13 1 Owner Maihtenaliee EES ee init oe GE ge GE ee e a De Ne Ee AREE aln genes stl 13 Red ETE Ie ede e EE 14 13 3 Out Of Warranty SG IVICO n EER Ses KERE KEER ER o DERE Soe ESE I KE EG De Beek ASe Re EE 14 13 4 Repacking TRT sine EE ee EO ae Se EE ae ed Yd 14 14 Parts pier p de
16. Power Models 20HPGMT 1 1 Overview Telect s High Power 100A GMT Series Fuse Panels provide protected secondary distribution of 48 VDC power to telecommunications equipment at the bay level Fuse panels are available for GMT outputs up to 20A per position in dual circuit 10 10 and 15 15 panel configurations Standard features include Dual circuit 100A input buses 48 VDC Discrete GMT fuse positions 20A capacity without fuse management for heat dissipation Alarm circuit board replaceable with panel in service hot swap Figure 1 20HPGMTO5BNR 1RU Panel Front and Rear View Minimal rack space one 1 75 EIA or 2 WECO rack unit 1RU for rear access connections 2RU for total front access of dual circuit 10 10 configuration 19 or 23 rack mounting with mounting brackets THI provided TT Amm Transparent terminal cover meets electrical and equipment safety standards Dummy GMT fuses are provided for all fuse Figure 2 20HPGMT12R 75 2RU Panel holders Holes provided in chassis for inserting colored fuse designation pins All 20HPGMT panels are NEBS Level 3 Fire rating UL 94V O and or VW 1 for wiring All models except 20HPGMTO5R are recognized by UL for USA and Canada 20HPGMTOSR is UL listed for USA and Canada 20HPGMTOSFSR supports common returns Telect Inc All Rights Reserved 130339 8 AO 1 1 509 926 6000 telect com lelect High Power 20A GMT Series Fuse Panels
17. TN terminals Feeds A and B Lug width must not exceed 0 52 in 13 4 mm b Use a coarse nonmetallic cleaning pad to clean Figure 10 Compression Lug Inputs the terminals and studs c Lightly coat anti oxidant on the lugs and input negative and positive terminals d Connect the lugs to Feed A and B input terminals on the back of the panel using the 14 20 KEPs nuts and washers provided as shown in Figure 10 e Use a 7 16 in 12 mm socket to tighten lugs to 62 in Ib 6 8 Nem Telect Inc All Rights Reserved 130339 8 AO 10 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 11 Make sure the power is off open breaker dummy fuse or vacant fuse holder at power distribution unit PDU before connecting this panel s cables to the PDU 12 Make sure that only dummy GMT fuses are installed in the panel or that the GMT fuse holders are vacant N CAUTION CAUTION Disconnect all inputs before servicing this unit CAUTION CAUTION For a panel with an input noise filter reversing the input cables between the positive and negative terminals could result in damage to the panel Double check before proceeding to ensure that the NEG or POS and RTN feeds from the PDU are cabled to the proper terminals 13 Enable the fuse or breaker at the PDU 90A or 125A max with or without the noise filter feature respectively to turn on Side A of the panel 14 Check the
18. at the top position of a relay rack or bay GMT splash covers are optional for maximum safety when fuses blow Another unique feature of the GMT panels is a small hole below each fuse position to accommodate color coded optional designation pins Designation pins are useful for quickly identifying required fuse positions and rating of the fuses The panel is delivered with dummy fuses in all positions The standard front panel includes dual color LEDs for power and failure alarms on the face of an easily removable replaceable alarm card e The POWER LEDs are green when power is on and red when power to that side goes off EE The FAIL ALARM LED is green when all installed El EE and red when any installed operable A POWER P eee fi 20A MAX FUSE Below the LEDs and alarm card is a pull out circuit designation card accommodating up to 40 circuit Figure 4 Alarm Panel designation entries The back panel of the 1RU panels contains input and output terminal connections NEG or POS connections at the top RTN connections below chassis ground connections and wirewrap pins for external alarm hookups Wirewrap Pin Arrangements for External Alarm Hookups Bay Alarms Standard Alarms g 10 lei XT re S z Fi ax MAX P IUS TT TO 62 LI TT Ad Side B Output Terminals CHASSIS Side A Output Terminals Side B Input Terminals GROUND Side A Input Terminals Figure 5 Model 20HPGMTOSBNR Rear View Telect Inc All Rig
19. e hole lugs as required by NEC Screw terminals will accommodate lugs for up to 10 AWG e If using bare wire strip off 5 s in 15 mm of insulation Stranded wires should be tinned Telect Inc All Rights Reserved 130339 8 A0 11 1 509 926 6000 telect com EIEC High Power 20A GMT Series Fuse Panels Power Models 20HPGMT ALERT GMT fuses have a small inherent electrical resistance resulting in a small inherent power loss For this reason the GMT fuse manufacturer recommends that the load for GMT fuses up to and including 7 5A not exceed 80 of the fuse rating and that the load for GMT fuse sizes 10A 15A and 20A not exceed 70 of the fuse rating For example the load for a 15A GMT fuse should not exceed 10 5A 15A x 0 70 10 5A Total load for all fuse outputs on each side must not exceed 100A for a panel without the fail safe feature or 75A for a panel with the fail safe feature 18 Telect recommends that you lightly coat anti oxidant on lugs wires and output negative and positive terminals before connecting the lugs wires to outputs NEC specifies only one lug wire and load for each output terminal 19 Tighten the screws to 9 in Ib 1 0 Nem 20 Connect the other end of the output wires to load 21 Use the pull out designation card at the front of the panel to record outputs as specified by operating company standard operating procedures 22 Make sure the inputs at loads are disabled by removing all
20. er operation 29 Re install the cover 1 2 4 Replacing the Alarm Board Plastic clips hold the If the alarm LEDs or other alarm functions are not alarm board to the operating properly the alarm circuit board may be front of the panel removed and replaced from the front of the fuse panel You do not need to remove power or otherwise take the fuse panel or the equipment it is feeding out of service to perform alarm board replacement Contact Telect for a replacement alarm board See 14 Parts amp Accessories on page 14 When replacing an alarm board ensure that the keyed connector at the rear wall of the panel mates properly with the new board 1 3 Service Figure 11 Replacing the Alarm Board P N WARNING eC WARNING DISCONNECT ALL INPUTS BEFORE SERVICING THIS UNIT CAUTION Only qualified technicians may install and maintain this product 1 3 1 Owner Maintenance High Power GMT Fuse Panels do not require special preventive maintenance If you encounter technical difficulties please use the online request form at www telect com under Support Technical Support or call Telect directly at 888 821 4856 Telect Inc All Rights Reserved 130339 8 AO 13 1 509 926 6000 telect com EIEC High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 1 3 2 In Warranty Service Contact Telect Quality at 1 509 926 6000 or e mail us at quality telect com Telect will ship a new replacement product along with a
21. hts Reserved 130339 8 AO 5 1 509 926 6000 telect com lelect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 1 1 2 1 Bay amp Failure Alarm Options The panel is available with alarm relays for standard remote visual audible failure alarms to light lights and sound alarms when either power feed to the panel fails and or any fuse blows Along with the standard alarms Model 20HPGMTOSBNR includes major minor bay alarms Bay alarms are controlled externally to turn on the panel s Form C relay contacts in circuit with external bay devices or connections Whenever a bay alarm occurs the A POWER LED for a major alarm or B POWER LED for a minor alarm will blink until external control is turned off Models 20HPGMTOSFR and 20HPGMTOSFSR include enhanced power fuse failure alarms that replace the standard failure alarms Where the standard failure alarm doesn t differentiate between power or fuse failure the enhanced power fuse failure alarms differentiate between A POWER B POWER and fuse failures Majin Mali RTN Min In pO o Maj NC Min RTN Min NC o o External Maj NO c Min NO External Alarm o Oo QO Alarm Device Device i Vdc Vdc Bay Alarms 20HPGMTO5BNR RINA External External R V A NC NC C C NO NO mC o o o C 4 al Ex NO o o o NO Al R V A De ER E U mE M S D TNL O U l R E T A B p E L L E Figure 6
22. ns Operating voltage 48 Vdc both sides Current capacity All Except 20HPGMTOSFR 20HPGMTOSFSR 20HPGMTO5BNR 20HPGMTO5FR 20HPGMTO5FSR 20HPGMTO5BNR 100A per bus 200A total for dual circuit panels max 150A max total recommended 75A max per bus 75A per bus 150A total for both buses Fuse capacity 20 or 30 total both circuits Maximum input interruption device rating 125A for all models except those with noise filters and fail safe 90A for models with noise filters Maximum output interruption device rating 20A GMT fuse Interrupt rating 450A Short circuit withstand current 450A Alarm contact relay 2A Alarm board power rating 48 Vdc 1W Panel heat dissipation per 100A bus load 1 0W 3 4 Btu hr 0 1 2W 4 1 Btu hr 25 4 8W 16 5 Btu hr 50 11 4W 38 7 Btu hr 75 21 3W 72 6 Btu hr 100 Percentage of full load heat dissipation at nominal voltage less than 1 of total load wattage Telect Inc All Rights Reserved 130339 8 AO 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 1 1 2 Standard amp Special Features GMT fuses are available in capacities ranging from 0 18A to 20A A unique feature of the Telect High Power GMT Fuse Panel is that the fuse positions are oriented so the identification flags face down to provide easy location of a blown fuse when the panel is
23. oOoOoooooooo0o0ooooo0 O O O O G O oO Q GO O G 6G O O G O O D O Q GO O oO O oO OQ O GO oO O O o oO G6 OO O OO 000 00000000000 040000000000004000000 O O O O G Q O G O oO OQ G OQ O G O O D D O O G oO O O O O OG OG O GO O oO OQ O O O OO O OO00DOoOOO00O0oOoOoOoOoOOO0oO0oooOo0000o0oOOoo0 O O O O OG O O QG G O O O6 O GO G OG O D O O O oO B O O O o 6 O GO OG G OQ SOS M eG O00 O0O000000OO0T0O00O000OO0O00000O00O0000OoOoOooOoOoOoOoO BEE 0 D OO o OG OO OO OO 9 oO OOo O00 Q0 G8 DO OO oO o G oO oOoO0ooo O6 OO 0000000OOO00oO00oOoO0000004000000000000020 O O O oO O O O OQ G O O O O G G amp O OQ O O oO O O O O O oO O O O Q 6 o O O O O OO 0000000000000 0 000000000000 020 090000 O O O Goo O O O OQ 6 9 O O O O oO O O O O G O O O OG O 6 o O O O OG OO O OO 690900000400 00000 00002000000 900000000 O O O O O O O O 6 D O O O oO O O O O GO O O O O QG oO G O O O O o OG O O O OO 6OGOOO0000000000000000000600000900000 Panel may be flush mounted or extended by up to 3 in 76 mm in 0 5 in 12 7 mm increments ETER X 3 0000 1 L T TT 992 YO TT TTT 0 75 18 9 TOP VIEW i a O MT x 4B
24. power cards or all input fuses at the load equipment Always follow the recommended operating company guidelines when disabling load equipment ALERT Use only UL listed circuit breakers or UL recognized component secondary protection devices 23 Insert the proper sizes of GMT fuses in designated fuse holders using the designation card to identify the circuits If applicable install color coded designation pins to match the fuses 24 Check voltage and polarity at input of loads 25 After you have installed all designated GMT fuses check that the FAIL ALARM LED is still green Again test the alarm relay contacts at R V A F ALM pins on the rear of the panel As before Expect continuity 00 between Terminals C and NC Expect an open circuit 000 between Terminals C and NO Telect Inc All Rights Reserved 130339 8 AO 12 1 509 926 6000 telect com Telect High Power 20A GMT Series Fuse Panels Power Models 20HPGMT 26 If available replace one of the fuses with a blown fuse and check that the FAIL ALARM LED changes to red Check the R V A F ALM pins again e Expect an open circuit ee between Terminals C and NC Expect continuity 00 between Terminals C and NO When finished re install the operable fuse 27 If desired wirewrap the remote external audio visual alarm indicator wires solid copper wires 22 to 18 AWG to the alarm terminals 28 One by one re enable the load equipment and verify prop
25. product ALERT Verify all connections meet requirements specified in local electric codes or operating company guidelines before supplying power Protect this equipment with a fuse or breaker sufficient to interrupt power levels specified under Electrical Specifications on page 2 ALERT Each panel is tested at the factory Telect recommends however that you perform the testing out lined in the following installation procedure to ensure that no damage has occurred during shipping and handling Both Sides A and B input circuits need to be tested Except for Dual Circuit 20 20 GMT Panels brackets are provided for either flush or extended EIA or WECO mount ing in a 19 in or 23 in rack Mount the Dual Circuit 20 20 GMT Panels to a 23 in EIA or WECO rack 1 Locate an unused rack position and mount the panel using the four 12 24 thread cutting screws washers and star washers provided Figure 8 shows the hole locations 2 Tighten screws to 35 in Ib 4 29 Nem MOUNTING BRACKETS FRONT OR REAR PANEL 114 ido 3 for FFA 3 1 2 for FFA gt 1 19 RACK 19 OR 23 gt 3 23 RACK Figure 8 Mounting Dimensions 3 Remove the see through cover 4 Before connecting any conductor use a multimeter to measure the resistance between the input NEG and RTN terminals at the front or rear corners of the panel Expect 5000 or more for both Side A and Side B Telect Inc All Rights Reserved 130339 8
26. return shipping label and authorization information When you receive your replacement product pack up the defective product and return it to Telect using the return label box and any additional information provided 1 3 3 Out Of Warranty Service Follow the In Warranty directions above Telect charges a processing fee for out of warranty service and you must submit a Purchase Order along with a Return Material Authorization RMA before returning equipment The processing fee guarantees a repair estimate and is credited against actual material and labor costs Call Telect Quality at 1 509 926 6000 for more information 1 3 4 Repacking for Shipment 1 Tag the equipment showing owner s name address and telephone number together with a detailed description of the problem N Use the original shipping container if possible If you do not have it package the equipment in a way to prevent shipping damage Include the RMA inside the container and legibly print the RMA number on the outside of the package near the shipping address 3 Insure the package 1 4 Parts amp Accessories Table 2 Alarm Boards Item Description Part Number Alarm Board for Dual Circuits Standard 16188F01 Table 3 GMT Fuses GMT Fuse Part Numbers GMT Fuse Parts Numbers for Colored Designation Pin 0 18A Yellow YEL 130781 102435 21 VaA Violet VIO 100151 102435 2 VA Red RED 004001 102435 5 34A Brown BRN 004008 102435 7
Download Pdf Manuals
Related Search