Vertiv Liebert MBX Installer/User Manual
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Vertiv Liebert MBX Installer/User Manual

Busway system
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Liebert® MBX Busway System
Installer/User Guide

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Summary of Contents for Vertiv Liebert MBX

  • Page 1 Liebert® MBX Busway System Installer/User Guide...
  • Page 2 The products covered by this instruction manual are manufactured and/or sold by Vertiv. This document is the property of Vertiv and contains confidential and proprietary information owned by Vertiv. Any copying, use or disclosure of it without the written permission of Vertiv is strictly prohibited.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1 Unpacking and Preliminary Inspection 1.1 Mechanical Lifting 1.2 Storage 1.3 Operating Environment, Specifications 2 Installation 2.1 Power Feed Box 2.2 Hanging Brackets 2.3 Busway Track 2.4 Joint Pack Installation 2.5 Tap-Off Box 2.6 End Cap Installation 3 Equipment Inspection and Startup 3.1 Inspection 3.2 Startup...
  • Page 4 This page intentionally left blank Vertiv™ | Liebert® MBX Busway System Installer/User Guide...

  • Page 5: Unpacking And Preliminary Inspection

    • If the Liebert MBX will not be installed immediately upon delivery, it should be stored in a clean, dry area with temperatures maintained in the range of 32°F to 104°F (0°C to 104°C). The busway system should never be stored outdoors.
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  • Page 7: Installation

    2 INSTALLATION IMPORTANT! These guidelines are for qualified installers who must have knowledge of local wiring practices pertaining to the equipment being installed. IMPORTANT! Ces consignes s’adressent aux installateurs qualifiés qui doivent avoir connaissance des pratiques locales en matière de câblage applicables à l’équipement installé. Before you begin ensure the following: •...

  • Page 8: Power Feed Box

    NOTE: The Power Feed Box should be installed at the correct height in accordance with the approved drawings. Refer to the submittal drawing MBX-05-Sxxx and and MBX-17-Sxxx for installation height, torque values and additional technical information. Contact your Vertiv™ representative for copies of the appropriate submittal drawing.
  • Page 9 Table 2.2 Horizontal Mounting Overview (continued) ITEM DESCRIPTION Horizontal Hanger (HDH) Unistrut Figure 2.3 Vertical Mounting Bracket Table 2.3 Vertical Mounting Overview ITEM DESCRIPTION Power Feed Box Joint Pack Busway Track Vertical/Horizontal Hanger (VUB) Unistrut 2 Installation...
  • Page 10 1/4 in. (M6/10mm) 40 in.-lb. (4.5Nm) 80 in.-lb. (9.0Nm) 5/16 in. (M8/13mm) 80 in.-lb. (9.0Nm) 160 in.-lb. (18.0Nm) 3/8 in. (M10/17mm) 120 in.-lb. (13.6Nm) 240 in.-lb. (27.1Nm) 1/2 in. (M12/19mm) 480 in.-lb. (54.2Nm) — Vertiv™ | Liebert® MBX Busway System Installer/User Guide...

  • Page 11: Hanging Brackets

    (horizontally) or on its edge (vertically). NOTE: Vertiv™ recommends that the hanging brackets be mounted no more than 29.5 in. (750mm) from the center of the joint packs and no more than 59 in. (1,500mm) apart.

  • Page 12: Busway Track

    End Cap or a Joint Pack in order to complete an installation. Busway tracks come in 3-13 ft. sections and can be 250A, 400A, 600A or 800A. NOTE: Busway track pieces must be level when they are installed to ensure that the Tap-Off Boxes mount to the track properly. Vertiv™ | Liebert® MBX Busway System Installer/User Guide...

  • Page 13: Joint Pack Installation

    NOTE: The busway system should be installed at the correct height in accordance with the approved drawings. Refer to the submittal drawing MBX-17-Sxxx for installation height, torque values and additional technical information. Contact your Vertiv™ representative for copies of the appropriate submittal drawing.
  • Page 14 Figure 2.8 Joint Pack Installation Vertiv™ | Liebert® MBX Busway System Installer/User Guide...

  • Page 15: Tap-Off Box

    • The tap-off conductors can be inserted onto the busway track while ensuring that no conductors are exposed to the installer. The Liebert MBX housing, earth strip and mechanical housing ensure that the Tap-Off Box cannot be inserted the wrong way with reverse polarity.
  • Page 16 NOTE: Padlock not factory-provided. Figure 2.9 Tap-Off Box Installation Figure 2.10 Optional Ethernet Connection Figure 2.11 Padlock Diagram Vertiv™ | Liebert® MBX Busway System Installer/User Guide...

  • Page 17: End Cap Installation

    2.6 End Cap Installation To install the End Cap: Remove the two Phillips-head screws from the End Cap using a P3 screwdriver. 2. Remove the End Cap from the Liebert® MBX Busway System. 3. Install the busway End Cap in place of the end piece. 4.
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  • Page 19: Equipment Inspection And Startup

    • Following the successful closing of the supply breaker, close the circuit breakers supplying the connected loads (via Tap-Offs) one by one. • Visually inspect the energized Liebert MBX route to look for any anomalies. Listen for noises from the system as this could indicate loose cover plates or connections.
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  • Page 21: Operating Instructions

    4 OPERATING INSTRUCTIONS 4.1 Startup Procedures Before the Liebert® MBX Busway System is placed in service after initial installation, after equipment relocation or after equipment has been de-energized for an extended period of time, perform equipment inspection and startup procedures as detailed in Inspection and Startup Checklist on page 25.
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  • Page 23: Maintenance

    Standard electrical troubleshooting procedures should be used to isolate problems in the unit. Repair or replacement of standard items, such as circuit breakers and fuses can either be handled by qualified electricians or referred to Vertiv™. Repairs related to the monitoring system should be referred to Vertiv. Technical Support on page 25 for contact information.
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  • Page 25: Appendices

    Appendix B: Inspection and Startup Checklist A copy of the appropriate checklist (furnished with the equipment) must be completed, signed, dated and returned to Vertiv. Warranty coverage of the equipment is not effective unless the checklist is received by the factory.
  • Page 26 One person should never work alone, even if all power is disconnected from the equipment. A second person should be standing by to assist and to summon help in case of an accident. Vertiv™ | Liebert® MBX Busway System Installer/User Guide...
  • Page 27 AVERTISSEMENT! Risque de choc électrique. Peut provoquer des blessures potentiellement mortelles. L’équipement est soumis à des tensions dangereuses pendant la procédure de mise en service. Cette unité contient plusieurs circuits alimentés par des tensions c.a. élevées. La mise en marche de cette unité doit être réalisée uniquement par des personnes dûment formées, qualifiées et équipées de casques, de gants, de chaussures et de lunettes de sécurité...

  • Page 28: Appendix C: Technical Specifications

    Appendix C: Technical Specifications Contact your Vertiv™ representative for the Liebert® MBX Busway System Guide Specification document for detailed electrical and mechanical information. Table A.2 Technical Data NAME REQUIREMENT Top of busway track to ceiling - 6 in. (152mm) Side of busway track to wall - 4 in. (102mm) Clearance Requirements Bottom of busway track to top of rack - 14.75 in.
  • Page 29 Table A.3 Busway Track Weight (continued) SR. NO BUSWAY RATING CONFIGURATION LENGTH, FT. WEIGHT, LB. (KG) 29 (14) 47 (22) 57 (26) 400A TPN: Three-Phase, 100% Neutral, GND 94 (43) 113 (52) 123 (56) 33 (15) 54 (25) 65 (30) 400A TPON: Three-Phase, Oversized Neutral, GND 107 (49)
  • Page 30 TOB consisting of 1 x 20Amp, 22kA 1P MCB + 1 x L5-20R (Twist-Lock Receptacle) 10 (5) TOB consisting of 2 x 20Amp, 10kA 1P MCB + 2 x L5-20R (Twist-Lock Receptacle) 15 (7) Vertiv™ | Liebert® MBX Busway System Installer/User Guide...
  • Page 31 Table A.4 Tap-Off Box Weights (Unpacked) (continued) SR. NO CONFIGURATION WEIGHT, LB. (KG) TOB consisting of 2 x 20Amp, 22kA 1P MCB + 2 x L5-20R (Twist-Lock Receptacle) 13 (6) TOB consisting of 3 x 20Amp, 10kA 1P MCB + 3 x L5-20R (Twist-Lock Receptacle) 16 (8) TOB consisting of 3 x 20Amp, 22kA 1P MCB + 3 x L5-20R (Twist-Lock Receptacle) 16 (8)
  • Page 32 End Cap 1 (1) Hanger Detail, Vertical/Horizontal Unistrut Hanger, PN: 568881P1 0.5 (0.23) Liebert® MBX Busway System Hanger Detail, Horizontal Hanger HDH, Liebert MBX PN: 568881P2 0.5 (0.23) Hanger Detail, Vertical Hanger VDH, Liebert MBX PN: 568881P4 0.5 (0.23) Vertiv™ | Liebert® MBX Busway System Installer/User Guide...
  • Page 33 Vertiv™ |z Liebert® MBX Busway System Installer/User Guide...
  • Page 34 Vertiv.com | Vertiv Headquarters, 1050 Dearborn Drive, Columbus, OH, 43085, USA © 2020 Vertiv Group Corp. All rights reserved. Vertiv™ and the Vertiv logo are trademarks or registered trademarks of Vertiv Group Corp. All other names and logos referred to are trade names, trademarks or registered trademarks of their respective owners. While every precaution has been taken to ensure accuracy and completeness herein, Vertiv Group Corp.

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