Vertiv Liebert ITA2 User Manual
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Vertiv Liebert ITA2 User Manual

8-10kva, 208/220v, three-phase maintenance bypass cabinet
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Liebert
®
ITA2
™
MBC
™
, 8-10kVA, 208/220V,
Three-Phase Maintenance Bypass Cabinet
User Manual

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Summary of Contents for Vertiv Liebert ITA2

  • Page 1 Liebert ® ITA2 ™ ™ , 8-10kVA, 208/220V, Three-Phase Maintenance Bypass Cabinet User Manual...
  • Page 2 Services offers a complete range of startup services, repair services, preventive maintenance plans and service contracts. For repair or maintenance service outside the 48 contiguous United States, contact Vertiv Services, if available in your area. For Vertiv Services to assist you promptly, have the following information available:...

  • Page 3: Table Of Contents

    2.4.5 Cable Connections from the Liebert ITA2 MBC to the UPS—Dual-Input ......15 Connect the Communication Cables .
  • Page 4 Liebert ITA2 MBC, UPS and battery module Installation complete ......9...

  • Page 5: Important Safety Instructions

    (maintenance bypass cabinet). Read all safety, installation and operating instructions before beginning to install or operate the Liebert ITA2 or the Liebert ITA2 MBC. Adhere to all warnings on the unit and in this manual. Follow all operating and user instructions. Users must fully understand this equipment to install and operate it.

  • Page 6: Vertiv | Liebert ® Ita2 ™ , 8-10Kva, 208/220V Three-Phase Mbc User Manual | Rev. 0 | 02/18

    Do not continue to use the Liebert ITA2 MBC if the front panel indications are not in accordance with these operating instructions or the performance alters in use. Refer all faults to your Vertiv representative or Vertiv Services.

  • Page 7: Table 1 Glossary Of Symbols

    Indicates caution followed by important instructions AC input AC output Consult the manual Recycle Equipment grounding conductor Bonded to ground AC voltage Vertiv | Liebert ® ™ ITA2 , 8-10kVA, 208/220V Three-Phase MBC User Manual | Rev. 0 | 02/18 |...

  • Page 8: Introduction

    INTRODUCTION The Liebert ITA2 MBC is an option that allows isolating the UPS power module while maintaining power to the connected load. This chapter details appearance, components and operation modes of the Liebert ITA2 MBC (maintenance bypass cabinet). Table 6 details the unit’s specifications.

  • Page 9: Figure 3 Rear Panel Of The Single Pod

    POD Port Cover 2. Dry Contact Port 3. Cable Entry Knockouts on Conduit Box Removing the conduit box reveals the Liebert ITA2 MBC’s power distribution area, shown in Figure 4. Figure 4 Power distribution area of Liebert ITA2 MBC 10 11 12...

  • Page 10: Operation Modes

    Operation Modes The operating principle of the Liebert ITA2 MBC is shown in Figure 5. Figure 5 Operating principle of Liebert ITA2 MBC Bypass Input 2. Bypass Isolation Breaker 3. Maintenance Bypass Breaker 4. Maintenance Isolation Breaker 5. Output 6. Liebert ITA2 MBC 7.

  • Page 11: Maintenance Bypass Mode

    See Figure 7 for details. Figure 7 Maintenance bypass mode AC Input 2. Liebert ITA2 MBC 3. To Load 4. Liebert ITA2 UPS In maintenance bypass mode, the UPS is bypassed and the load is powered via the maintenance bypass breaker.

  • Page 12: Installation And Operation

    Connecting the support base with support base extension Support Base 2. Fasteners 3. Support Base Extensions Place the Liebert ITA2 MBC, UPS and battery modules on the support bases and support base extensions, as shown in Figure 9. Vertiv | Liebert ®...

  • Page 13: Rack Installation

    Risk of improper transport. Can cause property damage. Do not lift or carry the Liebert ITA2 UPS or MBC with the brackets. They are intended to support the units in the rack. Using them to lift the unit may cause them to break.

  • Page 14: Figure 11 Guide Rail Orientation For Installation

    The guide rail base support must be nearer the front of the rack. Each end of one guide rail has six installation holes. Vertiv recommends using the top and bottom installation holes (from top to bottom, installation Hole 1 and installation Hole 4).

  • Page 15: Figure 13 Guide Rail Installation Complete

    Place the Liebert ITA2 MBC on the guide rails of the rack, and push it completely into the rack. Use four panel screws (M6 × 16) to attach the Liebert ITA2 MBC on the rack through the brackets, as shown in Figure 14.

  • Page 16: Connecting Liebert Ita2 Mbc Cables

    Before connecting the cables between the Liebert ITA2 MBC and UPS, make sure that all the circuit breakers on the Liebert ITA2 MBC front panel are open. Ensure that the feeder breakers are open and locked and tagged to prevent inadvertent operation by unauthorized personnel.

  • Page 17: Connecting The Main Input Cables-Single Input

    Safety ground cable from MBC ground (PE) busbar to UPS Ground Stud 10. Single-Input Hardwire Connections—UPS Output to MBC The Liebert ITA2 UPS has two output terminal block sections. One is always On and the other is programmable. These instructions will list the always-on connections; the programmable connections will be inside parentheses.

  • Page 18: Dual-Input Configuration

    Dual-Input Configuration—Main Input A dual-input Liebert ITA2 UPS requires that both feeds be from the same source. For the main input to the Liebert ITA2 MBC refer to Figure 16 Item #1, remove the shorting busbars between Terminals 6-7, 8-9 and 10-11.

  • Page 19: 2.4.4 Dual-Input Configuration-Main Output

    Safety ground cable from MBC ground (PE) busbar to UPS Ground Stud 10. Hardwire Connections—UPS Output The Liebert ITA2 UPS has two output terminal block sections. One is always On and the other is programmable. These instructions will list the always-on connections; the programmable connections will be inside parentheses.

  • Page 20: Figure 17 Liebert Ita2 Ups Cable Connections

    Figure 17 Liebert ITA2 UPS cable connections 2 3 4 7 8 9 PE: Output PE Terminal 2. C: AC Output Terminal Phase C 3. B: AC Output Terminal Phase B 4. A: AC Output Terminal Phase A 5. N: Output Neutral Line Terminal 6.

  • Page 21: Connect The Communication Cables

    Connect the Communication Cables The signal cables are intended for connecting between Liebert ITA2 MBC dry contact ports and UPS dry contact ports. One end of the signal cable is a terminal of six-pin, and the other end is two-pin.

  • Page 22: Pod Assembly

    POD ASSEMBLY The power output distribution unit (POD) is an option that may be installed on the Liebert ITA2 MBC to provide integral power distribution. Table 5 POD specifications Model Item PD3-001 PD3-002 PD3-003 Dimensions, WxH, in. (mm) 7.4x5.7 (188x145) 7.4x5.7 (188x145)

  • Page 23: Figure 20 Connecting Pp75 Terminals

    Verify that the connectors are fully seated. Tilt the top of the POD and insert the lower edge into the slot of the POD port on the Liebert ITA2 MBC. Press the top of the POD toward the enclosure and press it into place. See Figure 21.

  • Page 24: Operating The Liebert Ita2 Mbc

    Labels on UPS not shown. Startup If the two plastic bezel are attached to the Liebert ITA2 MBC, remove them by pulling both ends toward you with equal force. Verify that the Maintenance Bypass Breaker on the front of the Liebert ITA2 MBC is Off (open) and that the breaker interlock is secured in place.

  • Page 25: Transfer Ups From Normal Mode To Maintenance Bypass Mode

    Transfer UPS from Normal Mode to Maintenance Bypass Mode Remove the two plastic bezels from the front of the Liebert ITA2 MBC by pulling both ends toward you with equal force. Transfer the Liebert ITA2 UPS to internal bypass by following the procedures in the UPS user manual, SL-00030.

  • Page 26: Specifications

    104 ~ 158 (40~70) Agency/Standards ISTA Procedure 1A Safety Standards UL 1778-5th Edition, CSA C22.2 No. 107.3-14 Table 7 Hazardous substances in Liebert ITA2 8kVA 208V and 10kVA 208V Liebert ITA2 MBC Hazardous Substances Hexavalent Polybrominated Polybrominated Part Lead, Pb...
  • Page 27 TECHNICAL SUPPORT / SERVICE Web Site www.vertivco.com Monitoring liebert.monitoring@vertivco.com 800-222-5877 Outside North America: +00800 1155 4499 Three-Phase UPS & Power Systems 800-543-2378 Outside North America: 614-841-6598 LOCATIONS United States 1050 Dearborn Drive P.O. Box 29186 Columbus, OH 43085 Europe Via Leonardo Da Vinci 8 Zona Industriale Tognana 35028 Piove Di Sacco (PD) Italy +39 049 9719 111...
  • Page 28 © 2018 Vertiv Co. All rights reserved. Vertiv and the Vertiv logo are trademarks or registered trademarks of Vertiv Co. 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 Co. assumes no responsibility, and disclaims all liability, for damages resulting from use of this information or for any errors or omissions. Specifications are subject to change without notice.

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