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Amphenol Network Solutions
All rights reserved. 12.20.19 130316-8
509.926.6000 — amphenol-ns.com
High-Power GMT
Series Fuse Panel
Page 1: ...High Power GMT Series Fuse Panels Models 0HPGMT Installation Guide ...
Page 2: ...he data and communications markets We design manufacture and distribute products for customers who need an end to end solution for network connectivity fiber power distribution and rack management We collaborate with our customers to deliver product solutions that exceed expectations with innovative designs and world class quality Amphenol Network Solutions is the industry thought leader on networ...
Page 3: ...eplacing the Alarm Board 14 1 5 Parts Accessories 15 1 6 Service 16 1 7 Block Diagram 16 1 8 1RU Dimensions 17 1 9 2RU Dimensions 18 List of Figures Figure 1 0HPGMT Models 4 Figure 2 Model 0HPGMT05R Front View 5 Figure 3 Alarm Panel 7 Figure 4 Model 0HPGMT05BR Rear View 8 Figure 5 Alarms 8 Figure 6 Mounting Dimensions 10 Figure 7 Ground Lug Connection 11 Figure 8 Compression Lug Connection 11 Figu...
Page 4: ... 100A input bus es 48 VDC Discrete GMT fuse positions 15A capacity without fuse management for heat dissipation Alarm circuit board replaceable with panel in service hot swap 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 provided dual circuit 20 20 pane...
Page 5: ...ildup when using 15A GMT fuses 1 1 1 Specifications Environment Specifications Temperature range 25 C to 55 C 13 F to 131 F Humidity 5 to 85 non condensing Altitude range 197 ft to 13 100 ft 60 m to 4000 m Acoustic noise 0 dBA above ambient Fit and Finish Specifications Material Custom color finish available Cold rolled steel powder coat telephone grey baked polyurethane Clear polycarbonate protec...
Page 6: ...ss recessed heads Dimensions Specifications Dimensions nominal ǂ without brackets for all but 0HPGMT12R 0HPGMT02R Width Height Depth 17 432 mm 1 75 44 4 mm 12 305 mm Dimensions nominal ǂ without brackets for 0HPGMT02R Width Height Depth 21 533 mm 1 75 44 4 mm 12 305 mm Dimensions nominal ǂ without brackets for 0HPGMT12R Width Height Depth 17 432 mm 3 5 89 mm 7 5 190 mm ǂ See pages 17 and 18 for ex...
Page 7: ...ss 2RU b 23 only GMT fuses are available in capacities ranging from 0 18A to 15A A unique feature of the Amphenol Network Solutions High Power Fuse Panel is that the fuse positions are oriented so the identification flags face down to accommodate easy location of a blown fuse when the panel is at the top position of a relay rack or bay GMT splash covers are optional for maximum safety when fuses b...
Page 8: ...rnal alarm hookups 1 1 2 1 Bay Failure Alarm Options The panel is available with alarm relays for standard remote visual audible failure alarms to activate lights and sound alarms when either power feed to the panel fails and or any fuse blows Figure 5 shows the hookups for failure alarms Bay Alarms Standard Alarms Wire Wrap Pin Arrangements for External Alarm Hookups Side B Input Terminal Side B ...
Page 9: ... NOTE For service or warranty information please visit the Support section of amphenol ns com email us at getinfo amphenol ns com or call us at 509 926 6000 1 3 Installation Consideration Elevated Operating Ambient Temperature If you install the rack in a closed or multi unit rack assembly the operating ambient temperature of the rack environment may be greater than room ambient Take care to insta...
Page 10: ... the factory Amphenol Network Solutions recommends you perform the testing outlined in the following installation procedure to ensure that no damage has occurred during shipping and handling Both sides A and B input circuits as applicable need to be tested 1 4 1 Installing the Panel Except for dual circuit 20 20 GMT panels brackets are provided for either flush or extended EIA or WECO mounting in ...
Page 11: ...ug Conductor size depends on input interruption device 6 Use a coarse nonmetallic cleaning pad to clean the terminals and stud s 7 Amphenol Network Solutions recommends that you lightly coat antioxidant on the lug grounding screw s and surrounding contacting surfaces 8 Connect the lug to the rear panel using the 10 screw s provided as shown in Fig 7 WARNING Before connecting input power cables mak...
Page 12: ... disconnected before servicing this unit CAUTION For a panel with an input noise filter reversing input cables between positive and negative terminals could result in damage to the panel Double check before proceeding to ensure that the NEG and POS RTN feeds from the PDU are cabled to the proper terminals 13 Enable the fuse or breaker at PDU 90A or 125A max with or without the noise filter feature...
Page 13: ...A fuse 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 and 15A not exceed 70 of the fuse rating For example the load for a 15A GMT fuse should not exceed 10 5A 15A x 7...
Page 14: ...ALARM LED changes to red Check the R V A F ALM pins again Expect an open circuit Ω between Terminals C and NC Expect continuity 0Ω between Terminals C and NO 26 When finished re install the operable fuse 27 If desired wire wrap 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 proper o...
Page 15: ...13 102435 15 5A Green GRN 004014 102435 16 7 1 2A 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 For dummy fuses order 132748 For GMT safety splash splatter covers order 116915 Table 4 Dual Hole Compression Lug Part Numbers vs Input or Ground Wire Size for 1 4 inch Studs on 5 8 inch Centers...
Page 16: ... 926 6000 amphenol ns com High Power GMT Series Fuse Panel 1 6 Service High power GMT fuse panels do not require special preventive maintenance WARNING All inputs must be disconnected before servicing this unit 1 7 Block Diagram Fig 10 Power Battery Return and Fuse Circuit ...
Page 17: ... 9 1 4 20 studs KEPS nuts 0 62 15 8 0 33 8 5 10 32 Panhead screws are included Max lug width is 0 67 in 17 0 0 26 6 6 6 32 Panhead screws REAR VIEW ROTATED Transparent Cover 2 27 57 7 9 63 244 5 0 12 3 0 0 75 18 9 3 0000 Panels may be flush mounted or extended by up to 3 0 in 76 mm in 0 5 in 12 7 mm increments TOP VIEW 1 00 25 4 1 25 31 7 1 75 44 5 17 00 431 8 19 00 482 6 23 00 584 2 FRONT VIEW Fi...
Page 18: ...d the products described herein are subject to change without notice NOTE Dimensions are in in mm 7 50 190 5 0 12 3 0 Transparent cover over terminals only Bottom half of front 2 44 61 9 2 50 63 5 Panel may be flush mounted or extended by up to 2 5 in 63 5 mm in 0 5 12 7 mm increments TOP VIEW 0 98 25 0 23 00 584 2 19 00 482 6 17 00 431 8 2 95 75 0 3 48 88 4 0 27 6 8 0 62 15 9 1 4 20 studs KEPS nu...
Page 19: ...19 Amphenol Network Solutions All rights reserved 12 20 19 130316 8 509 926 6000 amphenol ns com High Power GMT Series Fuse Panel ...
