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NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual Specification Number: 584622100 (19” Main Shelf) 584622200 (19” Expansion Shelf) 584622300 (23” Main Shelf) 584622400 (23” Expansion Shelf) Model Number: DCS48375...
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter 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.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual TABLE OF CONTENTS Admonishments Used in this Document ..........................v Important Safety Instructions ..............................vi 1 Description and Installation Acceptance Checklist ....................1 1.1 System Description ..................................................1 1.2 Installation Acceptance Checklist ..........................................
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 8.4 System Troubleshooting Information ........................................28 8.5 Replacement Information ..............................................29 8.6 Replacement Procedures ..............................................29 8.6.1 Replacing a Converter Module .......................................29 8.6.2 Replacing a Distribution Device......................................29 8.6.3 Replacing the System Interface Circuit Card ................................31...
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual Admonishments Used in this Document will likely DANGER! Warns of a hazard the reader be exposed to that will result in death or serious injury if not avoided. (ANSI, OSHA)
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter 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.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 1 Description and Installation Acceptance Checklist 1.1 System Description +24 VDC to -48 VDC @ up to 375 A Converter System. The NetSure™ DCS48375 Converter System is comprised of a main shelf and up to two (2) expansion shelves. Each shelf provides mounting positions for up to four (4) converter modules.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 1.2 Installation Acceptance Checklist Provided below is an Installation Acceptance Checklist. This checklist helps ensure proper installation and initial operation of the system. As the procedures presented in this document are completed, check the appropriate box on this list. If the procedure is not required to be performed for your installation site, also check the box in this list to indicate that the procedure was read.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 2 Installing the System 2.1 General Requirements • The shelf is designed for mounting in a 19-inch or 23-inch wide relay rack with 1-3/4 inch multiple drilling.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 2.2 Installing Optional Wiring Access Cover on Top of Shelf(s), If Desired The optional wiring access cover is a 1U high panel that is installed on top of the shelf(s) to allow greater access to load distribution return connection points.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 2.3 Mounting the Shelf(s) The 584622100 and 584622200 shelves are equipped with reversible mounting angles for mounting in a standard 19 inch or 23 inch wide relay rack having 1-3/4 inch multiple drillings.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 2.4 Securing the Expansion Shelf(s) to a Relay Rack and Installing the Expansion Wiring Cover on the Main Shelf Securing an Expansion Shelf to a Relay Rack Secure an expansion shelf to a relay rack, directly below the shelf above it, per the previous procedure.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 2.6 Installing Bullet Nose Circuit Breakers and/or Fuseholders (with TPS/TPL Fuses) ALERT! For ambient temperatures at or below +40°C (+104°F), overcurrent devices rated 100A or greater MUST HAVE an empty mounting position between it and any other overcurrent protective device.
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual Figure 2.5: Installing Bullet Nose Circuit Breakers and/or Fuseholders (with TPS/TLS Fuse) 584622100 / 584622200 shown. 584622300 / 584622400 similar. Shorter Side Shorter Side to the Top...
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 2.7 Installing an Optional Bullet Nose GMT Fuse Block ALERT! At 40°C ambient, GMT fuses greater than 10A MUST HAVE an empty mounting position between it and any other fuse.
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual Figure 2.6: Installing an Optional Bullet Nose GMT Fuse Block 584622100 / 584622200 shown. 584622300 / 584622400 similar. Press in tabs to release lug terminal busbars for positions to be occupied by GMT Fuse Block.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 3 Setting Jumper and Switch Options 3.1 Jumper and Switch Settings on the System Interface Circuit Card Perform the following procedures to verify the factory settings and/or make the required settings per your site requirements. These procedures can also be used to make adjustments on a replacement circuit card.
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual Jumper P2 Jumper P2 is the CAN termination jumper. When in stand-alone mode, the jumper P2 must be in place to ensure reliable communications. When an ACU+ is on the CAN bus, jumper P2 should be removed.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 4 Making Electrical Connections 4.1 Admonishments Observe the admonishments located at the beginning of this document. 4.2 Wiring Considerations All wiring should follow the current edition of the American National Standards Institute (ANSI) approved National Fire Protection Association's (NFPA) National Electrical Code (NEC), and applicable local codes.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 4.3 Shelf(s) Grounding (Frame Ground) Connection For shelf grounding requirements, refer to the current edition of the American National Standards Institute (ANSI) approved National Fire Protection Association's (NFPA) National Electrical Code (NEC), applicable local codes, and your specific site requirements.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 4.4 External Alarm, Reference, Monitoring and Control Connections External alarm, reference, monitoring, and control connections are made to terminals of TB1 and TB2 located on the system interface circuit card mounted on the inside of the main shelf’s front door.
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual Output Current Signal Reference The output current signal (also provided at the output current test points on the front door of the main shelf) can be selected to be referenced to plus battery (input), referenced to minus battery (input), or not referenced as detailed below.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 4.5 Load Connections To Distribution Bus Row 1/4-20 x 0.625” studs on 5/8” centers are provided for installation of customer provided load distribution leads terminated in 2-hole lugs.
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual To Optional Bullet Nose 6-Position GMT Fuse Block ALERT! Observe correct polarity when making connections. Otherwise equipment damage may occur. Procedure For load connections to an optional GMT fuse block, refer to Figure 4.4.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 4.6 Expansion Shelf(s) Interconnections Installing Output Paralleling Leads Procedure Perform the procedure in Figure 4.5 for each expansion shelf. Figure 4.5: DC Output Paralleling Interconnections Cable, lugs (P/N 144511), and labels are 1.
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual FA/CBA and CAN Bus Interconnections Procedure Perform the procedure in Figure 4.6 for each expansion shelf and to connect an external FA/CBA alarm lead to this system.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 4.7 DC Input Connections 3/8-16 x 0.875” studs on 1” centers are provided for installation of customer provided DC input leads terminated in 2-hole lugs. Terminations are provided for each converter module (individual feed). Adapter busbars are provided loose with each shelf which allows two (2) converter modules to be fed by a single input.
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual Figure 4.7: DC Input Connections 584622100 / 584622200 shown. 584622300 / 584622400 similar. Rear Rear panels removed in illustration. DC Input Leads Return Enter Here Converter #1 (top)
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 5 Installing the Converter Modules and Initially Starting the System 5.1 Installing Converter Modules The converter module is hot swappable. It can be installed with the system operating.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 5.2 Initially Starting and Checking System Operation 5.2.1 Initial Startup Preparation • Ensure that all blocks, except the last one, in the “Installation Acceptance Checklist” starting on page 2 have been checked.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 6 Operating Procedures 6.1 Converter Modules Refer to UM1C24481500 (Converter Module User Instructions) for converter module operation instructions. 6.2 Using the Converter System with an ACU+ Controller The following outlines the steps to set-up the converter system to be used with an ACU+ controller.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 6.3.2 Test Points The following test points are provided on the front door of the main shelf. Refer to Figure 6.1. Output Voltage (+, -): Provided for measuring system output voltage.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 7 Maintenance 7.1 Admonishments Observe the admonishments located at the beginning of this document. 7.2 System Maintenance Procedures It is recommended to perform and record the maintenance procedures listed in Table 7.1 every 6 months to ensure continual system operation.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 8.5 Replacement Information When a trouble symptom is localized to a faulty converter module, the converter module should be replaced in its entirety. Other than a converter module fan replacement, no attempt should be made to troubleshoot or repair individual components on any converter module.
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Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual Replacing a TPS/TLS Fuse NOTE! Refer to Figure 2.5 as this procedure is performed. Procedure Open the shelf’s front door. Remove the fuse carrier from the mounted fuseholder body by pulling it straight out.
Vertiv™ NetSure™ +24 VDC to -48 VDC Converter System Installation and User Manual 8.6.3 Replacing the System Interface Circuit Card ALERT! The system interface circuit card contains static-sensitive devices. Read the Static Warning at the front of this document before performing the following procedure.