Related Manuals for Vertiv PowerDirect Rack 50 VDC
Summary of Contents for Vertiv PowerDirect Rack 50 VDC
- Page 1 PowerDirect Rack 50 VDC Power System Installation and User Manual Specification Number: 1PSS5033 Model Number: PSS5033...
- Page 2 Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual The information contained in this document is subject to change without notice and may not be suitable for all applications. While every precaution has been taken to ensure the accuracy and completeness of this document, Vertiv assumes no responsibility and disclaims all liability for damages resulting from use of this information or for any errors or omissions.
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Page 3: Table Of Contents
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual TABLE OF CONTENTS Admonishments Used in this Document ..........................v Important Safety Instructions ..............................vi Safety Admonishments Definitions ............................................vi Safety and Regulatory Statements ............................................vi Déclarations de Sécurité et de Réglementation ......................................vi 1 Customer Documentation Package ..........................1... - Page 4 Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 10.2.1 General ..................................................20 10.3 Replacement Information ..............................................21 10.3.1 Replacement Assemblies ..........................................21 10.4 Replacement Procedures ..............................................21 10.4.1 Important Safety Instructions ........................................21 10.4.2 Replacing a PMM ..............................................21 10.4.3 Replacing a PSU ..............................................
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Page 5: Admonishments Used In This Document
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Admonishments Used in this Document DANGER! Warns of a hazard the reader will be exposed to that will likely result in death or serious injury if not avoided. (ANSI, OSHA) WARNING! Warns of a potential hazard the reader may be exposed to that could result in death or serious injury if not avoided. -
Page 6: Important Safety Instructions
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Important Safety Instructions Safety Admonishments Definitions Definitions of the safety admonishments used in this document are listed under “Admonishments Used in this Document” on page v. Safety and Regulatory Statements Refer to Section 4154 (provided with your customer documentation) for Safety and Regulatory Statements. -
Page 7: Customer Documentation Package
PDF File 2 System Description The Vertiv™ PowerDirect Rack Model PSS5033 50 VDC Power System is an integrated power system containing power supply units (PSU), a DC shelf and system controller PMM. 50 VDC @ up to 2640 A (Up to eight (8) shelves (4+4 Redundancy Configuration) can be configured in a single system) The capacity of a single shelf is 33kW/50Vdc. -
Page 8: Installation Acceptance Checklist
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Figure 2.1 Vertiv™ PowerDirect Rack 50 VDC Power System Overview Illustration 3 Installation Acceptance Checklist Provided in this section is an Installation Acceptance Checklist. This checklist helps ensure proper installation and initial operation of the system. -
Page 9: Installing The System
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Parallel Shelves Connection Made between PMMs AC Input and AC Input Equipment Grounding Connections Made Installing the PSUs PSUs Installed, as required Initially Starting, Configuring, and Checking System Operation ... - Page 10 Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Slide the mounting rail in until the mounting rail tabs fit into the corresponding cutouts in the rack. Pull the mounting rail latching clip towards the center of the rack while sliding the mounting rail into position. Release the mounting rail latching clip to secure the rail to the rack.
- Page 11 Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Figure 4.3 Mounting Rails Installed View Proprietary and Confidential © 2025 Vertiv Group Corp.
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Page 12: Installing The Dc Shelf(S) Into An It Rack
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 4.4 Installing the DC Shelf(s) into an IT Rack Install the DC shelf(s) into a 21-inch mounting frame of a Orv3 HPR Rack as follows. Procedure Partially slide the DC shelf into the front of the rack, resting the bottom of the DC shelf on the rack mounting rails. - Page 13 Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Figure 5.1 Power System Frame Grounding Connection Proprietary and Confidential © 2025 Vertiv Group Corp.
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Page 14: Vdc Output Connection
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 5.4 50 VDC Output Connection Important Safety Instructions DANGER! Adhere to the “Important Safety Instructions” starting on page vi. WARNING! Observe proper polarity when making output connections. General DC output is provided via a DC output connector located on the back of the DC shelf as shown in Figure 5.2. This connector is compatible to mate with the vertical DC busbar set in an Open Compute Project version 3 HPR rack. -
Page 15: Ac_Loss Interface Connection
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 5.5 AC_Loss Interface Connection AC_Loss Interface is used for PSU-BBU transition. It connects from Power Shelf to BBU Shelf. 5.5.1 AC_Loss Signal AC_Loss signals are provided with the 5.5kW PSU (Power Supply Unit) and BBU (Battery Backup Unit) and shelves to enable control during AC loss events. -
Page 16: Parallel Shelves Connection
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 5.6 Parallel Shelves Connection 50 VDC @ up to 2640Amperes (up to eight shelves can be configured in a single system), the capacity of single shelf is 33kW/50Vdc. The following diagram shows three Power Shelves (the maximum shelf number is 8) and three BBU Shelves connected in parallel. -
Page 17: Ac Input And Ac Input Equipment Grounding Connections
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 5.7 AC Input and AC Input Equipment Grounding Connections Important Safety Instructions DANGER! Adhere to the “Important Safety Instructions” starting on page vi. General The DC shelf is designed to accept two separate AC power feeds. Each AC feed connects to three individual Power Supply Unit modules. -
Page 18: Ac Input Cable Assembly (Nema Ac Input)
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 5.7.1 AC Input Cable Assembly (NEMA AC Input) Figure 5.6 AC Input Cable Assembly with L22-30P plug Table 5.1 Recommended AC Input Branch Circuit Protection (Nominal 415 / 240 VAC, Three Phase, 50 Hz / 60 Hz) -
Page 19: Ac Input Cable Assembly With 60309 Plug
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 5.7.2 AC Input Cable Assembly with 60309 Plug See Figure 5.7 and Table 5.2. Figure 5.7 AC Input Cable Assembly (wye/star connection) Table 5.2 Recommended AC Input Branch Circuit Protection (Nominal 400/230 VAC or 415 / 240 VAC, Three Phase, 50 Hz / 60... -
Page 20: Controller Front Panel Rj45 Connectors
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 5.8 Controller Front Panel RJ45 Connectors General In the front of the PMM, there is a single 4x RJ45 connector. This is a modular jack connector in a 2x2 configuration of RJ45s with two LEDs. -
Page 21: Controller Indicator Light
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 5.9 Controller Indicator Light There are two LED indicator lights, for the details please refer to following table: Table 5.4 LED Indicator Definition States Blue LED Amber LED Meaning... -
Page 22: Installing The Psus And Pmm
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 6 Installing the PSUs and PMM 6.1 Installing PSUs CAUTION! The PSU contains double pole fusing; parts of the equipment that remain energized might represent a hazard during servicing after operation of the fuse. -
Page 23: Installing The Pmm
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 6.2 Installing the PMM The PMM is hot swappable. It can be removed and installed with the system operating and without affecting the output bus. Procedure Unpack the PMM. -
Page 24: Initially Starting, Configuring, And Checking System Operation
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 7 Initially Starting, Configuring, and Checking System Operation 7.1 Important Safety Instructions CAUTION! Performing various steps in the following procedures may cause a service interruption and/or result in the extension of alarms. - Page 25 Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Table 7.1 PSU Status and Alarm Indicators Component Indicator Normal State Power Indicator Blue PSUs Protection Indicator Amber Figure 7.2 PMM Indicator For the LED indicator definition, please refer to Table 5.4.
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Page 26: Operating Procedures
Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 8 Operating Procedures 8.1 PMM and PSUs General For operation instructions on these units, refer to the following documents. • PMM Instructions (UM1PMM1S0) • Power Supply Unit Instructions (UM1R505500E4) Local Indicators Refer to the separate instruction manuals listed above. - Page 27 Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual 10.3 Replacement Information 10.3.1 Replacement Assemblies When a trouble symptom is localized to a faulty Power Supply Unit module or PMM; that particular device should be replaced in its entirety.
- Page 28 Vertiv™ PowerDirect Rack 50 VDC Power System Installation and User Manual Connect with Vertiv on Social Media https://www.facebook.com/vertivI https://www.instagram.com/vertiv/ https://www.linkedin.com/company/vertiv/ https://www.twitter.com/vertiv/ Proprietary and Confidential © 2025 Vertiv Group Corp.
- Page 29 Vertiv.com | Vertiv Headquarters, 505 N Cleveland Ave, Westerville, OH 43082, USA © 2025 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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