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250TPA08/nrg250TPA08
Installation Guide

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Summary of Contents for Amphenol 250TPA08

  • Page 1 250TPA08/nrg250TPA08 Installation Guide...
  • Page 2 Amphenol Network Solutions assumes no liability from the application or use of these products. Amphenol Network Solutions does not convey any license under its patent rights nor the patent rights of others. This document and the products described herein are subject to change without notice.
  • Page 3: Table Of Contents

    Table of Contents Section One: Overview ..........................6 1.1 About this Guide ..........................6 1.2 nrgSMART™ ........................... 6 1.3 250TPA08 Configurations ........................ 7 1.4 250TPA08 Overview ........................7 1.5 Specifications ..........................11 Section Two: Installation ..........................13 2.1 Important Installation Guidelines ....................13 2.2 Installation Instructions ........................
  • Page 4 4.1 FCC Class A Notice ........................47 4.2 ICES-003 Class A Notice – Avis NMB-003, Class A ..............47 List of Figures Fig. 1-1: 250TPA08-16F Front View ......................8 Fig. 1-2: nrg250TPA08-CTRL-16F Rear View ..................... 8 Fig. 1-3: nrg250TPA08-SENS-C-16F Front View ..................8 Fig.
  • Page 5 Fig. 3-4: Side View (Standard and -SC Versions) ..................39 Fig. 3-5: Side View (-C Versions) ....................... 40 Fig. 3-6: Rear View (250TPA08-16F) ......................40 Fig. 3-7: Rear View (nrg250TPA08-CTRL-16F and nrg250TPA08-SENS-16F) ......... 40 Fig. 3-8: Rear View (250TPA08-C-16F) ..................... 40 Fig.
  • Page 6: Section One: Overview

    Section One: Overview 1.1 About this Guide This manual provides a comprehensive overview of and installation guidelines for the 250TPA08 family of power distribution panels. While care has been taken to define all necessary information, complete details may not be covered. If you have any questions, contact Amphenol Network Solutions Technical Support at support@amphenol-ns.com or call 1-509-926-6000.
  • Page 7: 250Tpa08 Configurations

    1.4 250TPA08 Overview The Amphenol Network Solutions 250TPA08 family of 1RU, dual-feed 250A per feed, power distribution panels provide high-capacity, ±48V, ±24V, and ±12V power protection for secondary power distribution to data and communications equipment. The Amphenol Network Solutions 250TPA08 family panels are also ideal for primary distribution in small central offices and at remote sites.
  • Page 8: Fig. 1-1: 250Tpa08-16F Front View

    Fig. 1-1: 250TPA08-16F Front View Fig. 1-2: nrg250TPA08-CTRL-16F Rear View Fig. 1-3: nrg250TPA08-SENS-C-16F Front View 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 9: Fig. 1-4: 250Tpa08-C-16F Rear View

    Fig. 1-4: 250TPA08-C-16F Rear View This panel accommodates Cooper Bussmann TPA fuses. As an optional accessory, AIRPAX 1U circuit breakers can be used as an alternate to TPA fuses. The panel has positions for 16 bullet-style, plug-in fuse holders or breakers. These 1RU fuse holders feature an ergonomic front grip for easy removal, sliding top cover to protect the fuse from above, and red alarm plunger to indicate a failed fuse.
  • Page 10 For flexibility, a Sensor panel can be upgraded to include an integrated Controller, and a CTRL panel can be downgraded to a SENS panel. Changes can be made in the field by exchanging a circuit board and front panel. Contact Amphenol Network Solutions for more details. 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved.
  • Page 11: Specifications

    @12V: 18 mA (0.22W); @24V: 20 mA (0.48W); @48V: 30 mA (1.44W) Alarm wire size #24 AWG, typical (#26 to #20 AWG) Alarm terminals Wire wrap or mates with TE Connectivity 3-640428-3 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 12 Removable 5-pin connector with screw down terminals nrgNET connector functions nrgNET IN from the Controller or upstream nrgSMART panel, nrgNET OUT to downstream nrgSMART panel 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 13: Section Two: Installation

    Network Telecommunication Facilities and OSP. NOTE: The 250TPA08 family is DC-I and can be grounded in both CBN and IBN networks. All feeds have isolated returns and the chassis grounds are isolated from all returns. The 250TPA08 family is suitable for installation in Network Telecommunication Facilities and in locations where the NEC applies.
  • Page 14: Mounting Brackets

    3. Use included undercut hardware to install tie bar. Standard tie bar is included in -C connectorized panels. 4. Tighten screws to 20 in/lb. (2.3 N•m). Fig. 2-2: Installing -C Tie Bar 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 15: Optional Tie Bar Installation (-Sc Versions)

    6. Tie bar is an optional accessory for -SC connectorized panels and is purchased separately. Use hardware included in accessory kit to install tie bar. 7. Tighten screws to 20 in/lb. (2.3 N•m). Fig. 2-4: Installing Optional -SC Tie Bar 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 16: Rack Mounting

    2-5. Mount the panel as high as possible on the rack. Use a seismic rack for best rigidity. 9. Tighten screws to 35 in/lb. (3.9 N•m). Fig. 2-5: Installing Panel in Rack 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 17: Grounding

    Connect the lug using -20 bolts, split washers and flat washers provided, as shown in Fig. 2-6. 12. Tighten the bolt to 50 in/lb. (5.6 N•m). Fig. 2-6: Grounding Lug Connection 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 18: Input Wiring

    17. If required, lightly coat antioxidant on lugs and input BATT and RTN terminals and then connect lugs to input terminals, as shown in Fig. 2-7. 18. Tighten nut to 150 in/lb. (~17 N•m), max. Fig. 2-7: Input Lugs 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 19: Remove

    They are numbered 1-8 for both sides A and B that corresponds to the adjacent fuse holder. NOTE: For nrgSMART panel only. When removing or installing new fuse holders, ensure the changes are updated in the nrgSMART configuration wizard. Fig. 2-9: DIP Switches 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 20: Fig. 2-10: Nrg250Tpa08 Led Status

    LED is flashing red: Power supplied from nrgNET cable, error in communication to Controller . 28. Reinstall the cover to the front of the panel using the thumb screws or a Phillips screwdriver. 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 21: Installing Fuses

    NOTE: Ensure the corresponding DIP switches for installed fuses are in the down (ON) position and that the DIP switches for the corresponding empty positions are in the up (OFF) position. 31. Install fuse holders in the desired circuit. Ensure “Line” is on top. 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 22: Blanking Cover

    3-640428-3, can be used to connect to the alarm terminals. 36. Two nrgTEMP connectors are available on the panel and accept the optional nrgTEMP probes. 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 23: Nrgsmart Connectivity (-Ctrl Versions)

    37. The Amphenol Network Solutions proprietary communication link, nrgNET, connects nrgSMART controller panels and nrgSMART panels. Legacy nrgSMART panels used a single cable with four conductors to provide power and data communication. CTRL and SENS panels use the same four conductor cable to provide data communication, with two of the conductors being unused.
  • Page 24: Fig. 2-15: Ctrl Panel Connectivity Ports

    41. The MGMT Port is not enabled and will be updated in a future firmware release. 42. For information on connecting and configuring your nrgSMART panels, please refer to nrgSMART Configuration Guide. MGMT Port LAN Port Fig. 2-15: CTRL Panel Connectivity Ports 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 25: Output Wiring (Terminal Block Versions)

    49. If applicable, check voltage and polarity at loads. 50. Record circuit assignments in accordance with operating company procedures and guidelines. 51. Enable equipment loads one at a time to verify proper operation of loads. 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 26: Output Wiring (Connectorized Versions)

    Fig. 2-18: Connector Front View 54. Insert retainer into plug housing as shown in Fig. 2-19. Ensure the retainer flanges are inserted into the connector first. Fig. 2-19: Insert Retainer 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 27: Fig. 2-20: Insert Connector

    57. If applicable, check voltage and polarity at loads. 58. Record circuit assignments in accordance with operating company procedures and guidelines. 59. Enable equipment loads one at a time to verify proper operation of loads. 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 28: Install Rear Cover

    60. Install rear plastic cover using provided hardware, as shown in Fig. 2-21, Fig. 2-22, and Fig. 2-23. Fig. 2-21: Rear Cover (Standard Versions) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 29: Fig. 2-22: Rear Cover (-C Versions)

    Fig. 2-22: Rear Cover (-C Versions) Fig. 2-23: Rear Cover (-SC Versions) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 30: Tpa Fuse Holder Pn: 307492

    5. If a new breaker is replacing the old breaker, an optional cover can be installed using a Phillips screwdriver to install the mounting screws. 2.4 Blanking Cover Fig. 2-25: Optional Blanking Cover PN: 150203+03 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 31: Breaker Puller

    5. If a new breaker is replacing the old breaker, an optional cover can being installed using a Phillips screwdriver to install the mounting screws. 2.6 Contact Removal Tool Fig. 2-27: Optional Contact Removal Tool PN: 150797 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 32: Tie Bar (-C Versions)

    Fig. 2-29: Tie Bar with Optional 4 Post Mounting Brackets (-C Version Only) PN: 307622 2.9 Tie Bar (-SC Versions) Fig. 2-30: Optional Tie Bar (-SC Versions) PN: 307661 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 33: Temperature Probes (Nrgsmart Versions)

    Fig. 2-31: Optional nrgTEMP Temperature Probe (nrgSMART Versions) PN: nrgTEMP Two temperature probe ports are available on the back of the nrgSMART versions of panels. Each port can accept the optional nrgTEMP probe. See Fig. 2-14. 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 34: Nrgnet Pinouts (Nrgsmart Versions)

    Pin 3 Drain Wire (24 AWG) Pin 4 PWR + Black (18 AWG) Pin 5 PWER - Red (18 AWG) nrgCONTROL-BT nrg250TPA08 Fig. 2-32: nrgNET Pinout Connections (Legacy) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 35: Nrgnet Pinouts (Integrated Controller)

    Pin 3 Drain Wire (24 AWG) Pin 4 PWR + Not Used Pin 5 PWER - Not Used CTRL Panel SENS Panel Fig. 2-33: nrgNET Pinout Connections (Integrated Controller) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 36: Parts & Accessories

    The following tables list optional and replacement items for the panel. For wire sizing and labeling, please refer to Wire Sizing & Label Convention (Amphenol Network Solutions Part No. 117995) included with your panel. Order parts and accessories online at amphenol-ns.com.
  • Page 37: Tpa Fuses And Circuit Breakers

    30A, standard delay, UL489, without cover 149715 40A, standard delay, UL489, without cover 149716 50A, standard delay, UL489, without cover 149718 60A, standard delay, UL489, without cover 149719 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 38: Lug Reference Guide

    Burndy YA4CL1-BOX YA6CL1-BOX YA8CL-BOX YAV10-BOX *Narrow tongue lug Ground Cables: 2 Hole " on " Centers T&B 54208 54207 54206 Panduit LCD1-14A-E LCD2-14A-Q LCD4-14A-L Burndy YA1CL-2TC14 YA2CL-2TC14 YA4CL-2TC14 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 39: Section Three: Drawings

    Section Three: Drawings 3.1 250TPA08 Drawings Fig. 3-1: Front View (Passive Versions) Fig. 3-2: Front View (nrgSMART -CTRL Versions) Fig. 3-3: Front View (nrgSMART -SENS Versions) Fig. 3-4: Side View (Standard and -SC Versions) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352...
  • Page 40: Fig. 3-5: Side View (-C Versions)

    Fig. 3-5: Side View (-C Versions) Fig. 3-6: Rear View (250TPA08-16F) Fig. 3-7: Rear View (nrg250TPA08-CTRL-16F and nrg250TPA08-SENS-16F) Fig. 3-8: Rear View (250TPA08-C-16F) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 41: Fig. 3-9: Rear View (Nrg250Tpa08-Ctrl-C-16F And Nrg250Tpa08-Sens-C-16F)

    Fig. 3-9: Rear View (nrg250TPA08-CTRL-C-16F and nrg250TPA08-SENS-C-16F) Fig. 3-10: Rear View (250TPA08-SC-16F) Fig. 3-11: Rear View (nrg250TPA08-CTRL-SC-16F and nrg250TPA08-SENS-SC-16F) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 42: Fig. 3-12: Bottom View (Standard Versions)

    Fig. 3-12: Bottom View (Standard Versions) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 43: Fig. 3-13: Bottom View (-C Versions)

    Fig. 3-13: Bottom View (-C Versions) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 44: Fig. 3-14: Bottom View (-Sc Versions)

    Fig. 3-14: Bottom View (-SC Versions) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 45: Fig. 3-15: Optional 4 Post Mounting Bracket (-C Versions)

    Fig. 3-15: Optional 4 Post Mounting Bracket (-C Versions) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 46: Fig. 3-16: Optional Tie Bar (-Sc Versions)

    Fig. 3-16: Optional Tie Bar (-SC Versions) 250TPA08/nrg250TPA08 Amphenol Network Solutions All rights reserved. 2.12.2021 150352 509.926.6000 — amphenol-ns.com...
  • Page 47: Section Four: Notices (Nrgsmart Versions)

    Modification Any modifications made to this device that are not approved by Amphenol Network Solutions may void the authority granted to the user by the FCC to operate this equipment. 4.2 ICES-003 Class A Notice – Avis NMB-003, Class A This Class A digital apparatus complies with Canadian ICES-003.

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