Vertiv Liebert ITA2 Installer/User Manual
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Vertiv Liebert ITA2 Installer/User Manual

Vertiv Liebert ITA2 Installer/User Manual

Maintenance bypass cabinet
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Liebert® ITA2 Maintenance Bypass Cabinet
Installer/User Guide
15 to 20 kVA, 50/60 Hz, 208/220 V
40 kVA, 50/60 Hz, 220/230/240 V

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Summary of Contents for Vertiv Liebert ITA2

  • Page 1 Liebert® ITA2 Maintenance Bypass Cabinet Installer/User Guide 15 to 20 kVA, 50/60 Hz, 208/220 V 40 kVA, 50/60 Hz, 220/230/240 V...
  • 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

    3.4 Rack Installation 3.5 Connecting Power Cables 3.5.1 Connecting a Single Input Configuration 3.5.2 Connecting a Dual Input Configuration 3.5.3 Connecting to UPS 3.6 Connecting Communication Cable Appendices Appendix A: Technical Support and Contacts Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 4 Vertiv™ Liebert® ITA2 MBC Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp.

  • Page 5: Important Safety Information

    UPS and batteries. Read this manual thoroughly and the safety and regulatory information, available at https://www.vertivco.com/ComplianceRegulatoryInfo, before attempting to install, connect to supply, or operate this UPS. 1 Important Safety Information Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 6 Vertiv™ Liebert® ITA2 MBC Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp. 1 Important Safety Information...

  • Page 7: Product Description

    2 Product Description The Vertiv™ Liebert® ITA2 15 to 20 kVA, 50/60 Hz, 208/220 V and 40 kVA, 50/60 Hz, 220/230/240 V UPS (referred as UPS, in this document), the Vertiv™ Liebert® ITA2 Maintenance Bypass Cabinet (referred as MBC, in this document) can provide safe and reliable maintenance bypass function for users.

  • Page 8: Inside Front Panel Components

    Figure 2.2 Components inside the Front Panel of Single MBC Item Description Rectifier input breaker (RIB) Bypass input breaker (BIB) Maintenance bypass breaker (MBB) Main output breaker (MOB) Interlock for MOB Interlock for MBB Proprietary and Confidential ©2024 Vertiv Group Corp. 2 Product Description...
  • Page 9 Interlock for MOB for UPS1 Interlock for MOB for UPS2 Main output breaker (MOB) for UP2 Main output breaker (MOB) for UP1 Bypass input breaker (BIB) for UPS2 Rectifier input breaker (RIB) for UPS2 2 Product Description Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 10 Main output breaker (MOB) for UP1 Interlock for MOB for UPS1 Interlock for MOB for UPS2 Interlock for MOB for UPS3 Main output breaker (MOB) for UP3 Main output breaker (MOB) for UP2 Proprietary and Confidential ©2024 Vertiv Group Corp. 2 Product Description...

  • Page 11: Rear Panel Components

    Figure 2.5 Rear Panel with Junction Box of Single MBC Item Description User output User bypass input User main (rectifier) input UPS main (rectifier) input UPS bypass input Dry contact terminal UPS output 2 Product Description Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 12 User main (rectifier) input UPS1 main (rectifier) input UPS1 bypass input UPS2 main (rectifier) input UPS2 bypass input Dry contact terminal for UPS2 Dry contact terminal for UPS1 UPS2 output UPS1 output Proprietary and Confidential ©2024 Vertiv Group Corp. 2 Product Description...
  • Page 13 UPS1 bypass input UPS2 main (rectifier) input UPS2 bypass input UPS3 main (rectifier) input UPS3 bypass input Dry contact terminal for UPS3 Dry contact terminal for UPS2 Dry contact terminal for UPS1 2 Product Description Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 14 Figure 2.8 Rear Panel without Junction Box of Single MBC Item Description User Single input User Dual input UPS input UPS PE UPS dry contact UPS output User output User PE Proprietary and Confidential ©2024 Vertiv Group Corp. 2 Product Description...
  • Page 15 Figure 2.9 Rear Panel without Junction Box of 2+0 parallel MBC Item Description User dual input User1 input UPS2 input UPS1 to 2 PE UPS2 dry contact UPS1 dry contact UPS2 output UPS1 output User output 2 Product Description Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 16 User dual input User1 input UPS2 input UPS3 input UPS3 dry contact UPS2 dry contact UPS1 dry contact UPS1 to 3 PE UPS3 output UPS2 output UPS1 output User output Proprietary and Confidential ©2024 Vertiv Group Corp. 2 Product Description...

  • Page 17: Installation

    3.1 Pre-installation Preparation 3.1.1 Installation Tools IMPORTANT! All tools used to install and maintain the Vertiv™ Liebert® ITA2 MBC and equipment must be insulated. The following tools are required to properly install your maintenance bypass cabinet: •...

  • Page 18: Tower Installation

    2. Connect the spacers and the support bases as shown in Figure 3.1 below. Each tower assembly requires two (2) support base/spacer assemblies, one in the front and one in the rear. 3. Place the UPS, battery cabinets, and the Vertiv™ Liebert® ITA2 MBC on the two (2) support base assemblies. Figure 3.1 Support bases...

  • Page 19: Rack Installation

    3. Place the unit on the guide rails and push it completely into the rack along the guide rails. 4. Use M5 × 16 screws to secure the unit brackets to the rack, see Figure 3.3 on the next page to Figure 3.5 on page 18. 3 Installation Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 20 Figure 3.3 Guide Rail and Rack Bracket Installation of Single MBC Item Description Bracket screw, 4 per bracket Bracket (x2) Rail screw, 4 per rail Guide rail, 1 per side Rack mount screw, 4 per bracket Proprietary and Confidential ©2024 Vertiv Group Corp. 3 Installation...
  • Page 21 Figure 3.4 Guide Rail and Rack Bracket Installation of for 2+0 parallel MBC Item Description Bracket screw, 4 per bracket Bracket (x2) Rail screw, 4 per rail Guide rail, 1 per side Rack mount screw, 4 per bracket 3 Installation Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 22 Figure 3.5 Guide Rail and Rack Bbracket Installation of for 2+1 parallel MBC Item Description Bracket screw, 4 per bracket Bracket (x2) Rail screw, 4 per rail Guide rail, 1 per side Rack mount screw, 4 per bracket Proprietary and Confidential ©2024 Vertiv Group Corp. 3 Installation...
  • Page 23 Vertiv™ Liebert® ITA2 MBC Installer/User Guide Figure 3.6 Rack-mounted Vertiv™ Liebert® ITA2 UPS System with Battery Cabinets and Vertiv™ Liebert® ITA2 MBC Item Description Liebert® ITA2 20/40 kVA MBC Liebert® ITA2 20/40 kVA UPS Liebert® ITA2 EBC NOTE: When MBC and EBCs are configurated together with UPS, install the MBC above the UPSs and install EBCs under UPSs, refer to the Figure 3.6...

  • Page 24: Connecting Power Cables

    53 LB-IN 2+1 MBC 150 A 200 A 300 kcmil 300 kcmil 4 AWG 53 LB-IN NOTE: The short circuit current of main input breaker should be at least 10 kA. Proprietary and Confidential ©2024 Vertiv Group Corp. 3 Installation...

  • Page 25: Connecting A Single Input Configuration

    Ground to the PE screw (next to mA of user input terminal) 3. To connect the Vertiv™ Liebert® ITA2 MBC to a dedicated output distribution panel, refer to the MBC Main Output terminal block in Figure 3.7 on the next page, and connect output cables: •...
  • Page 26 5. Torque all customer side connections per recommendations in Table 3.1 on page 20, and Table 3.2 on the previous page. 6. Replace the conduit box and secure it. Figure 3.7 Vertiv™ Liebert® ITA2 MBC Single and Dual Input Wiring Diagram of Single MBC Item Description...
  • Page 27 Vertiv™ Liebert® ITA2 MBC Installer/User Guide Figure 3.8 Vertiv™ Liebert® ITA2 MBC Single and Dual-input Wiring Diagram of 2+0 parallel MBC Item Description User dual input User1 input UPS2 input UPS1 to 2 PE UPS2 dry contact UPS1 dry contact...
  • Page 28 Vertiv™ Liebert® ITA2 MBC Installer/User Guide Figure 3.9 Vertiv™ Liebert® ITA2 MBC Single and Dual-input Wiring Diagram of 2+1 parallel MBC Item Description User dual input User1 input UPS2 input UPS3 input UPS3 dry contact UPS2 dry contact UPS1 dry contact...

  • Page 29: Connecting A Dual Input Configuration

    UPS. 3. Referring to Figure 3.10 on the next page and Figure 3.11 on page 27, connect cables from the MBC's UPS Input terminal block to the UPS: Input terminal block. 3 Installation Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 30 5. Torque all customer side connections according to the recommendations in Table 3.1 on page 20, and Table 3.2 on page 21. 6. Replace the conduit box cover and secure it. Figure 3.10 UPS Single and Dual Input Wiring Diagram Proprietary and Confidential ©2024 Vertiv Group Corp. 3 Installation...
  • Page 31 Output termianl block Single input terminal block Dual input terminal block VRLA Liebert® ITA2 40 k 400 V UL UPS Liebert® ITA2 20 k 208 V UL UPS Figure 3.11 Wiring between MBC and UPS 3 Installation Proprietary and Confidential ©2024 Vertiv Group Corp.

  • Page 32: Connecting Communication Cable

    Vertiv™ Liebert® ITA2 MBC Installer/User Guide 3.6 Connecting Communication Cable The Vertiv™ Liebert® ITA2 MBC includes a signal cable to connect to the UPS. NOTE: This chapter describes interconnection between single MBC, 2+0 MBC, or 2+1 MBC and UPS. The 2+0 MBC and 2+1 MBC wiring only need to repeat the steps in this chapter according to the quantity of UPS in system.
  • Page 33 Vertiv™ Liebert® ITA2 MBC Installer/User Guide Figure 3.12 Parallel cable wiring for 3 Parallel Connected UPS 3 Installation Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 34 Vertiv™ Liebert® ITA2 MBC Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp. 3 Installation...

  • Page 35: Appendices

    3108 Gloucester Road, Wanchai Hong Kong India Vertiv Headquarters Plot C-20, Rd No. 19, Wagle Ind. Estate, Road No. 16 V Wagle Industrial Estate, MIDC Thane (W), Maharashtra, India +91 22 71975400 Appendices Proprietary and Confidential ©2024 Vertiv Group Corp.
  • Page 36 Vertiv™ Liebert® ITA2 MBC Installer/User Guide This page intentionally left blank Proprietary and Confidential ©2024 Vertiv Group Corp. Appendices...
  • Page 37 Vertiv™ Liebert® ITA2 MBC Installer/User Guide...
  • Page 38 Vertiv.com | Vertiv Headquarters, 505 N Cleveland Ave, Westerville, OH 43082 USA © 2024 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 here, Vertiv Group Corp.

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