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Vertiv NetSure 502NGFB Series Installation Manual

Vertiv NetSure 502NGFB Series Installation Manual

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NetSure™
502NGFB SERIES -48V DC Power System
Installation Manual (Section 6009), Revision Z
Specification Number: 582136700
Model Number: 502NGFB

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Summary of Contents for Vertiv NetSure 502NGFB Series

  • Page 1 NetSure™ 502NGFB SERIES -48V DC Power System Installation Manual (Section 6009), Revision Z Specification Number: 582136700 Model Number: 502NGFB...
  • Page 2 This document may contain confidential and/or proprietary information of Vertiv Group Corp., and its receipt or possession does not convey any right to reproduce, disclose its contents, or to manufacture or sell anything that it may describe. Reproduction, disclosure, or use without specific authorization from Vertiv Group Corp.

  • Page 3: Table Of Contents

    BC, LC, and NC) ................................41 To Bullet Nose-Type Load Distribution Circuit Breaker Positions (List BA and NA) ..................................42 List KG GMT Load Distribution Fuse Panel ..................43 CO Ground Connection ..........................44 Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 4 Verifying the Configuration File ........................78 Checking System Status............................. 78 Configuring the SCU+ Identification of Rectifier Modules ..........78 SCU+ Alarm Relay Check ..........................79 Final Steps ..................................84 Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 5: Admonishments Used In This Document

    (ISO) SAFETY! Informs the reader of general safety information, reminders, precautions, or policies not related to a particular source of hazard or to fire safety. (ISO, ANSI, OSHA) Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 6: Important Safety Instructions

    DANGER! Follow local lockout/tagout procedures to ensure DC branch circuit protection devices remain de-energized during installation at loads, as required. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 7: Battery

    Only install in a ventilated environment. • Batteries are an energy source that can produce high amounts of electrical current. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 8: Personal Protective Equipment (Ppe)

    NOTE! When performing any step in procedures that requires removal of existing hardware, retain all hardware for use in subsequent steps, unless otherwise directed. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 9: Static Warning

    If necessary to repair equipment containing static sensitive components, wear an appropriately grounded wrist strap, work on a conductive surface, use a grounded soldering iron, and use grounded test equipment. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 10 This page is intentionally blank. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 11: Customer Documentation Package

    Some of these procedures may have been performed at the factory for you. Installing the System  Relay Racks (if required) Secured to Floor  Power/Distribution Shelf Secured to Relay Rack or Cabinet  Circuit Breakers Installed  Fuses Installed Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 12: Installing The System

    • Typical industry standards recommend minimum aisle space clearance of 2'6" for the front of the relay rack(s) and 2' for the rear of the relay rack(s). Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 13: Securing The Relay Rack(S) To The Floor (If Furnished)

    Refer to the General Requirements section at the beginning of this section. Relay Rack Floor Mounting Dimensions Refer to Figure 1 and Figure 2 for relay rack floor mounting dimensions. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 14 0.875 Dia. (8 Places) 3.750 17.500 15.031 12.531 9.871 Masked for Frame Ground Lug 0.281 Dia. Holes on 0.625 Centers (Top of Rack, 1 Place) 1.250 Part No. 525111 2.580 Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 15 0.875 Dia. 3.44 14.13 (8 Places) 15.00 12.03 9.38 Masked for Frame Ground Lug 0.281 Dia. Holes on 0.625 Centers (Top of Rack, 2 Places) 1.49 Part No. 528183 2.81 Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 16: Securing The Power/Distribution Shelf To A Relay Rack Or Cabinet

    Attach the brackets to the shelf mounting angles using kit-furnished screws. Torque to 60 in-lbs. Use drill guide dimensions in the illustration to prepare the wall for customer-furnished fasteners. Secure the shelf assembly to the wall. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 17 Use (2) wall anchors per bracket. For solid concrete block, hard natural stone or solid brick, use Hilti HLC H 5/16 X 1-5/8 or similar. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 18: Securing The System Horizontally To A Wall With P/N 552537 Or P/N

    Prepare the wall for customer-furnished fasteners. Secure the wall bracket to the wall. Attach the system to the wall bracket using the standard mounting technique. See “Securing the Power/Distribution Shelf to a Relay Rack or Cabinet” on page 16. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 19 Frame Grounding Point (1/4-20 Studs on 5/8” Centers) 552537 Notes: 1. All dimensions are in inches, unless otherwise specified. 2. Installer to furnish hardware for fastening bracket to wall. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 20 Frame Grounding Point (1/4-20 Studs on 5/8” Centers) 552535 Notes: 1. All dimensions are in inches, unless otherwise specified. 2. Installer to furnish hardware for fastening bracket to wall. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 21: Installing Circuit Breakers And Fuses

    Figure 6: Installing GMT Load Distribution Fuses (List BF and NF) Front Front access panel removed in illustration for clarity. GMT Fuse GMT Fuse Positions Positions (Max. 10A) (Max. 15A) Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 22 When finished, close the Distribution Unit’s front access panel. Figure 7: Installing GMT Load Distribution Fuses (List BA, NA, BC, LC and NC) Fuses GMT Fuse Positions Front Max. 10A Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 23 When finished, close the Distribution Unit’s front access panel. Figure 8: Installing Bullet-Nose-Type Load Distribution Circuit Breakers (List BC, LC and NC) Front Load Distribution Circuit Breakers Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 24 When finished, close the Distribution Unit’s front access panel. Figure 9: Installing Bullet-Nose-Type Battery Disconnect and Load Distribution Circuit Breakers (List BA and Front Load Distribution Circuit Breakers Battery Disconnect Circuit Breakers Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 25: Installing An Optional Battery Cabinet

    NetSure™ 211BC Battery Cabinet, Part No. 545506 Refer to the instructions (Section 6036) supplied with this Battery Cabinet. NetSure™ 211BC Battery Cabinet, Part No. 554631 Refer to the instructions (UM554631) supplied with this Battery Cabinet. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 26: Making Electrical Connections

    The DC return connection to this system can remain isolated from system frame and chassis (DC-I). AC Input and AC Input Equipment Grounding Connections Follow the Admonishments listed at the beginning of this section when making AC input connections. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 27 P/N 556851 vertical flush mount kit or P/N 558707 mount kit, and List 6 is equipped with P/N 558708 mount kit. AC input connectors are made at the rear of the shelf. Refer to Figure 11 and Figure 12. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 28 Figure 11: AC Input Connections Side Mounted Plug-In Molex AC Input Connectors Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 29 Figure 12: AC Input Connections Rear Mounted Plug-In Molex AC Input Connectors Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 30: External Interface Connections

    Battery Tray to the Negative (–) side of Digital Input #2 (terminal 3 of connector J3). – 48VDC is applied to the alarm lead when the circuit breaker is in the OFF position. Refer to Figure 13. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 31 A temperature probe programmed to monitor ambient temperature should be mounted in a convenient location, away from direct sources of heat or cold. To mount, peel the backing from the self- Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 32 ALERT! All conductors in the Alarm Cable may be connected within the cabinet. Shorting or grounding of unused conductors may result in service interruption or equipment damage. Therefore insulate all conductor ends not being used in your application. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 33 ALERT! All conductors in the Alarm Cable may be connected within the cabinet. Shorting or grounding of unused conductors may result in service interruption or equipment damage. Therefore insulate all conductor ends not being used in your application. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 34 ALERT! All conductors in the Alarm Cable may be connected within the cabinet. Shorting or grounding of unused conductors may result in service interruption or equipment damage. Therefore insulate all conductor ends not being used in your application. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 35 Figure 13: IB2 Controller Interface Board Assembly External Interface Connections Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 36: Ethernet Connection

    NOTE! You can access the Web pages of the Power System locally by using a "crossover" cable connected directly between your PC and the controller. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 37 Figure 14: Controller RJ-45 Ethernet Port Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 38: Load Connections

    Refer to SAG582136700 for P/N’s of the mating connector if you decide to make your own cable. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 39 Leads provided with List 61. Leads provided with List 62. -48V on Left (Black Lead), -48V on Left (Black Lead), Return on Right (White Lead) Return on Right (White Lead) Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 40: To Gmt Fuse Positions (List Ba, Na, Bc, Lc And Nc)

    Max. 10A Mating Connectors and 12 ’ Leads provided with List 60 -48V on Left (Black Lead), Return on Right (White Lead) as viewed from side with door closed Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 41: To Bullet Nose-Type Load Distribution Circuit Breaker Positions

    5/8” centers for installation of customer provided two-hole lugs. Note that one stud is used to secure lug, the other is used for anti-rotation. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 42: To Bullet Nose-Type Load Distribution Circuit Breaker Positions

    10-32 studs (w/ hardware) POLARITY WHEN side of shelf, and tools on 5’8” centers for installation MAKING BATTERY to secure lugs from of customer provided two hole lugs. CONNECTIONS front of shelf. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 43: List Kg Gmt Load Distribution Fuse Panel

    AWG. Refer to Figure 19. Recommended torque is 5.0 in-lbs. NOTE! “A” Side and “B” Side inputs are strapped in this power system. Figure 19: Load Connections (List KG) Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 44: Co Ground Connection

    Battery and battery return leads terminated in two-hole lugs are connected as shown in Figure 18. Observe proper polarity when connecting leads. NOTE! 10-32 studs (w/hardware) on 5/8" centers are provided for these connections. Recommended torque is 20 in-lbs when using the supplied hardware. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 45 Figure 20: Battery Connections Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 46: Installing And Connecting Batteries In An Optional Battery Tray

    • If battery acid enters your eye, immediately flush your eye with running cold water for at least 15 minutes. Get medical attention immediately. • If battery acid contacts skin or clothing, wash immediately with soap and water. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 47 Repeat steps 1 through 7 for any remaining battery trays. If Battery Trays Are Equipped With Circuit Breakers: To connect the batteries to the Power System, turn ON the Battery Disconnect circuit breakers located on all battery trays. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 48 Spacer (3 Places)* (1 Place) 1/4-20 x 5/8" Hex Head Screw (4 Places) 1/4-20 Lock Washer (3 Places) 1/4-20 Flat Washer (3 Places) DETAIL A Alternate Orientation of Retention Bracket Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 49: Optional External Battery Disconnect Unit

    CONNECT YELLOW WIRE TO: Pin 3 of J3 on Customer Interface board (negative side of Digital Input 2) O-R Lead of 541311 Splice and heat shrink tubing included with 541311 Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 50 CONNECT YELLOW WIRE TO: Pin 3 of J3 on Customer Interface board (negative side of Digital Input 2) O-R Lead of 541311 Splice and heat shrink tubing included with 541311 Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 51 CONNECT YELLOW WIRE TO: Pin 3 of J3 on Customer Interface board (negative side of Digital Input 2) O-R Lead of 541311 Splice and heat shrink tubing included with 541311 Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 52 CONNECT YELLOW WIRE TO: Pin 3 of J3 on Customer Interface board (negative side of Digital Input 2) O-R Lead of 541311 Splice and heat shrink tubing included with 541311 Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 53: Connecting To An Optional Battery Cabinet

    NetSure™ 211BC Battery Cabinet, Part No. 545506 Refer to the instructions (Section 6036) supplied with this Battery Cabinet. NetSure™ 211BC Battery Cabinet, Part No. 554631 Refer to the instructions (UM554631) supplied with this Battery Cabinet. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 54: Installing The Rectifier Modules

    After the Rectifier Modules are physically installed in the mounting shelf(s), they are ready for operation immediately after power is supplied to them. Figure 23: Latch Mechanism on the Rectifier Module Latch Mechanism Captive Fastener Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 55: Initially Starting The System

    The rectifiers start and supply power to the loads. NCU Controller Initialization Refer to Figure 24 for locations of the NCU local indicators and navigation keys. Figure 24: NCU Local Indicators and Navigation Keys Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 56 From the Main Menu, press the UP and DOWN keys to highlight the desired Menu graphic in the Main Menu. Press the ENT key to enter the selected menu. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 57: Ncu Start Wizard

    Navigate through the controller menus and submenus to check system settings. You can adjust any parameter as required. Note that these settings can also be checked (and changed if required) via the WEB Interface. Refer also to “NCU Start Wizard” on page 57. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 58: Checking System Status

    Table 5. Table 5: Status and Alarm Indicators Component Indicator Normal State Power (Green) Rectifier Protection Modules (Yellow) Alarm (Red) Status (Green) Minor (Yellow) Critical or Major Alarm (Red) Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 59: Configuring The Ncu Identification Of Rectifiers And Assigning Which Input Feed Is Connected To The Rectifiers

    To see the specific alarm(s), navigate to the Alarm Menu and press ENT. The Active Alarm screen lists two critical alarms. “Power System CAN Comm Fail Critical” is displayed. Scroll down by pressing the down arrow key. “Rect Mains Failure Critical” is displayed. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 60 Rect Group Multi-Rect Fail Critical” is displayed. Use arrow keys to scroll through the list of alarms. “Rect ### Comm Fail Major” is displayed for each removed rectifier. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 61 Press the Enter (ENT) key; then use the UP or DOWN keys to adjust the “Over Voltage 2” value below the system voltage recorded in step 3. Press ENT. Requirement: An audible alarm sounds. Alarm will be silenced in Requirement d. Requirement: NCU “Critical/Major” alarm indicator stays red. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 62 Requirement: An audible alarm sounds. The alarm will be silenced in Requirement c. Requirement: NCU “Critical/Major” alarm indicator goes from off to red. Requirement: Press ESC repeatedly to return to the Main screen. NCU displays “Alarm”. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 63 Verify the NCU displays the Main screen. If not, press ESC repeatedly to return to the Main screen. Open the front door of the Distribution Unit at the right-hand side of the shelf. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 64: Final Steps

    Verify all Rectifier Modules and the Controller are fully seated, latched, and the latch handle screws secured. Verify there are no external alarms, and the local indicators are as shown in Table 5. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 65: Initially Starting, Configuring, And Checking System Operation When

    ACU+ front panel and an audible alarm may sound. Disregard all alarms. An audible alarm can be silenced at any time by momentarily depressing the ENT key on the ACU+. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 66 From the Main Menu, select a submenu by repetitively pressing the UP or DOWN key on the screen. The selected submenu will be indicated by the cursor. Press ENT to open the submenu. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 67: Verifying The Configuration File

    ENT. Use the UP and DOWN keys to choose a character. Press ENT to accept and move to the next character. Continue this process until all characters are entered. Press ENT again to accept the password. The default password is 1. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 68: Checking System Status

    “0” to”1” (default password is “1”), then press ENT twice. ( If you have been assigned a unique User Name and password, follow this procedure to enter these.) Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 69: Acu+ Alarm Relay Check

    Battery must be connected during this procedure. Verify system is operating and no alarms are present. Verify the ACU+ displays the Main screen. If not, press ESC repeatedly to return to the Main screen. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 70 “Active Alarm” (ENT). The “Active Alarm” screen lists one major alarm. Press ENT. “Rect (###) Comm Fail Major” is displayed. Requirement: External “Rectifier” (Relay 8) and “Major” (Relay 2) alarms activate. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 71 Press the Enter (ENT) key; then use the UP or DOWN keys to adjust the “Over Voltage 1” value below the system voltage recorded in step 3. Press ENT. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 72 Requirement: ACU+ “Critical/Major” alarm indicator goes from red to off. Requirement: Press ESC repeatedly to return to the Main screen. ACU+ displays “No Alm”. Requirement: All external alarms deactivate. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 73 To see the specific alarm, press ENT to display the Main Menu. Navigate as follows: “Status” (ENT), “Active Alarm” (ENT). The Active Alarm screen lists two critical alarms. Press ENT. “Power System Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 74 (2) Place the handle (if black) of a load circuit breaker in the OFF (open) position. Requirement: An audible alarm sounds. The alarm will be silenced in Requirement c. Requirement: ACU+ “Critical/Major” alarm indicator goes from off to red. Requirement: ACU+ displays “Alarm”. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 75: Final Steps

    Verify all Rectifier Modules and the Controller are fully seated, latched, and the latch handle screws secured. Verify there are no external alarms, and the local indicators are as shown in Table 6. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 76: Initially Starting, Configuring, And Checking System Operation When

    The rectifiers start and supply power to the loads. SCU+ Initialization Refer to Figure 26 for locations of the SCU+ local indicators and navigation keys. Figure 26: SCU+ Local Indicators and Navigation Keys Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 77 The selected submenu will be indicated by the cursor. Press ENT to open the submenu. NOTE! Repeatedly press the “ESC” key to return in reverse order level by level from any submenu until the Main screen appears. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 78: Verifying The Configuration File

    Rectifier Modules is by serial number (lowest serial number is Rect 1, next lowest is Rect 2, etc.). If you prefer the SCU+ to identify the Rectifier Modules by position in the shelf (for example, 1-3 from left to right), perform the following procedure. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 79: Scu+ Alarm Relay Check

    Requirement: External “AC Fail” (Relay 6) and “Major” (Relay 1) alarms activate. Return external AC disconnect(s) or protective device(s) to the ON position. Requirement: “Power” indicator on subject rectifier modules goes from off to green. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 80 Verify system is operating and no alarms are present. Record the system voltage displayed on the SCU+ Main screen. Press ENT to go to the Main Menu. Select “Settings” (ENT). Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 81 High Voltage 2 alarm will retire and High Voltage 1 alarm will activate. The audible alarm will be silenced in the next step. Use arrow keys to scroll up to “Over Volt 1”. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 82 Requirement: An audible alarm sounds. Alarm will be silenced in Requirement d. Requirement: The “DC Under V1” alarm retires. Requirement: SCU+ “Major/Minor” alarm indicator stays red. Requirement: Press ESC repeatedly to return to the Main screen. SCU+ displays “Alarm”. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 83 Do one of the following: (1) Replace the blown GMT fuse with a known good fuse (or a dummy fuse), or (2) place the handle of the circuit breaker in the ON (closed) position. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...

  • Page 84: Final Steps

    Verify all Rectifier Modules and the Controller are fully seated, latched, and the latch handle screws secured. Verify there are no external alarms, and the local indicators are as shown in Table 7. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 85 This page is intentionally blank. Vertiv | NetSure 502NGFB Installation Manual (Section 6009) | Rev. Z...
  • Page 86 Vertiv.com | Vertiv Headquarters, 1050 Dearborn Drive, Columbus, OH, 43085, USA Section 6009 (RZ/2020)

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