Page 1 NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877), Revision V Specification Number: 582140000 Model Number: 802 , 802 , 802 NLDB NLEB...
Page 2 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.
Page 3: Table Of Contents
Customer Alarm Relays ..........................111 Using the Alarm Relay Test Feature ....................111 MCA “Power Share” Feature ........................112 MCA “Alternate Current Limit” Feature ..................115 Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 4 MCA “Alternate Current Limit” Feature ..................140 System Maintenance ................... 141 LMS Maintenance Procedures......................141 System Maintenance Procedures ....................142 Adding a Rectifier ............................. 147 System Troubleshooting and Repair............... 148 Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 5 Adding a Battery Charge Digital Temperature Compensation Probe to a Previously Operated System ....................166 Removing a Battery Charge Digital Temperature Compensation Probe from a Previously Operated System ................167 Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 6: Admonishments Used In This Document
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™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 7: 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™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 8: Battery
• Do not open or mutilate batteries. • ALWAYS FOLLOW THE BATTERY MANUFACTURER’S RECOMMENDATIONS AND SAFETY INSTRUCTIONS. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 9: 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™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 10: 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™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 11: Fcc Information
The following information is provided here and on a label attached to the outside of the MCA Interface Modem Option (if installed). JACK RINGER EQUIVALENCE FCC REGISTRATION NUMBER RJ-11 0.2A B46USA-22429-MM-E Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 12 This page is intentionally blank. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 13: Customer Documentation Package
SD582140000 T582140000 Optional Integrated LMS System • LMS “System Application Guide”: SAG586505000 • LMS Installation Instructions: Section 5879 • LMS User Instructions: Section 5847 Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 14: System Description
The Monitor and Control Panel in both Primary and Secondary Power Only Bays contain a seven-slot card cage to house MCA alarm relay circuit cards, MCA input/output (I/O) circuit cards, and optional LMS I/O circuit Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 15 An LMS relay output circuit card is also available which provides programmable relays. These relays may be used for external alarms, or to control other equipment. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 16 Vortex® Power Systems (VPS). NLDB NLEB The NetSure™ 802 and 802 is capable of interfacing with legacy power systems. NLDB NLEB Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 17: System Overview Illustrations
Program each to alarm for selected conditions, then program customer alarm relays (if furnished) Front Door Removed in to activate if a specific function channel alarms. Illustration for Clarity Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 18 Program each to alarm for selected conditions, then program customer alarm relays (if furnished) Front Door Removed in to activate if a specific function channel alarms. Illustration for Clarity Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 19 (behi nd hinged panel) (behind hinged panel) * Spare Fuseholders are located behind Front Door Removed in hinged panel Illustration for Clarity Front View Distribution Bay Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 20 Detail A - Distribution Bus Monitoring Circuit Card Identification Indicator Green = OK Red = Failure Yellow (Flashing) = Communicating with MCA DISTRIBUTION BUS MONITORING CIRCUIT CARD (P/N 524982) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 21 MCA/Router Circuit Card LMS Main/Expansion CPU Circuit Card Distribution Row #1 and #2 Monitoring Circuit Cards SYSTEM MONITORING AND CONTROL SECTION POWER/DISTRIBUTION AND POWER ONLY BAYS Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 22 Detail C - Monitoring and Control Section (Distribution Only Bays) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 23 FRONT DOOR the “USB to RS-232 Port Adapter (PRIMARY POWER/DISTRIBUTION AND POWER ONLY BAYS) Unit” and connect to this plug. MCA CONTROL PANEL AND DISPLAY Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 24 (for Right Expansion) (for Left Expansion) RJ-45 RJ-45 Jack Jack Identification Indicator*** ROUTER (SECONDARY POWER/DISTRIBUTION AND POWER ONLY BAYS AND DISTRIBUTION ONLY BAYS) (P/N 509509) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 25 Detail F Piggy-Back Modem Circuit Card (P/N 508951) Main LMS CPU Circuit Card (P/N 545558) Expansion LMS CPU Circuit Card (P/N 506153) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 26 *** Dry Contacts, Circuit Closure to Activate Alarm B4*** B3*** B 2*** MCA I/O CIRCUIT CARDS (P/N 524550, 1 analog input, 1 analog output, 4 binary inputs) B1*** Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 27 Detail H - LMS I/O Circuit Cards Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 28 LMS 4-INPUT ANALOG CIRCUIT CARD (P/N 506336) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 29 LMS 8-INPUT ANALOG CIRCUIT CARD (P/N 514528) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 30 LMS 8-INPUT TEMPERATURE CIRCUIT CARD (P/N 506333) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 31 LMS 4-INPUT BINARY CIRCUIT CARD (P/N 506332) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 32 LMS 8-INPUT BINARY CIRCUIT CARD (P/N 506334) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 33 Relay contacts are shown with the relays deenergized. LMS 4-OUTPUT RELAY CIRCUIT CARD (P/N 506335) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 34 LMS 12-INPUT ANALOG CIRCUIT CARD (P/N 520838) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 35 Detail J - Rectifier 208V and 480V Rectifier Output Current Operate / Standby Bargraph Operate AC / Identify Indicator Standby Protection Alarm Indicator Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 36: Navigating The Mca
The symbols that appear at the end of the fourth line of the display indicate which keypad buttons can be pressed at any given time. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 37 Confirming the Change the YES / + / i. To reject the NO / - change, at the "ARE YOU SURE?" prompt press NO / -. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 38: M Ca Numbering Scheme
Relay # w/in Card Relay # (see illustration in System Overview Fifth Bay, Relay Card in Section) Seventh Slot, Relay Six on Card 5-7-6 Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 39 Mounted in Position the left most mounting position. Twenty-Six, Bus 2 Set for B Designation Plug-In 5-26B Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 40 Fuse 6-13 the left most mounting position. Note: The optional bullet-device fuse panel is displayed as MISC 50-73. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 41: M Ca Messages
ALARM LIMIT vv.vvV Displays the alarm limit setpoint and the actual NOW AT vv.vvV value of the monitored input. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 42 (### = number of failed Remote Rectifiers HAVE FAILED Alarm Menu [PCUs].) 1 REMOTE PCU One Remote Rectifier (PCU) failed. HAS FAILED Alarm Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 43 Rectifier Module's (PCU’s) output inhibited. (B#- PCU B#-ID#/N# PCU Alarm ID#/N# = Bay Number-Rectifier Module MCA ID# INHIBITED Detail Menu w/in Bay/Number of Rectifier Modules in System.) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 44 Detail Menu GO BACK TO MENU TREE PCU Alarm Press ENTER to go to the beginning of the MCA BEGINNING Detail Menu Menu Tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 45 Number [Group A or B Designation if applicable.]) Alarm TYPE UNKNOWN Detail Menu Press UP and DOWN ARROWS to scroll if multiple distribution devices not identified. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 46 Press UP and DOWN ARROWS to scroll if multiple FAILURE Alarm Menu MCA I/O Circuit Cards failed. Press ENTER to view why MCA I/O Circuit Card failed. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 47 Alarm Menu If the MCA does not recognize any Router Circuit NO ROUTERS ARE Card, NO ROUTERS ARE IN INVENTORY is IN INVENTORY displayed. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 48 Press ENTER to view why MCA Customer Alarm Relay Circuit Card failed. GO TO MAIN ALARM Relay Press ENTER to go to this menu. MENU Alarm Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 49 NOW AT ttt°C/F value of the monitored input. TEMPERATURE SENSOR Main MCA Temperature Sensor signal lost, if NO SIGNAL Alarm Menu Temperature Sensor installed. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 50 ALARM LIMIT aaaaaA Displays the alarm limit setpoint and the actual 101A NOW AT aaaaaA value of the monitored input. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 51 Total (sum) load current monitored by MCA I/O Circuit Cards set as "Auxiliary". Press ENTER to view individual MCA I/O circuit card load currents. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 52 Press UP and DOWN ARROWS to view other Distribution Devices' load currents. Distribution GO TO DISTRIBUTION Load Detail Press ENTER to go to this menu. LOAD MENU Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 53 Power Share or Alternate TURN OFF ALTERNATE Current Limit is on. Turn Power Share or Alternate CURRENT LIMIT Current Limit off first then return to this menu. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 54 ID# = Bay Number-PSC Position Number). Detail Menu PSC B#-ID# BOOTCODE PSC (Primary Side Controller) Bootcode Number. Inventory #################### (B#-ID# = Bay Number-PSC Position Number). Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 55 Press ENTER to go to this menu. Menu Distribution GO BACK TO MENU TREE Press ENTER to go to the beginning of the MCA Inventory BEGINNING Menu Tree. Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 56 Press UP and DOWN ARROWS to view other MCA I/O Circuit Cards' identification numbers. I/O Board GO TO INVENTORY MENU Inventory Press ENTER to go to this menu. Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 57 Inventory #################### (B# = Bay Number). Detail Menu Router ROUTER B# SERIAL # Router Serial Number. Inventory #################### (B# = Bay Number). Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 58 MCA Customer Alarm Relay Circuit Card Software BOARD B#-P# SOFTWARE Inventory Number. (B#-P# = Bay Number-MCA Customer #################### Detail Menu Alarm Relay Circuit Card Position Number). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 59 Specification number (Spec. No.) of the #################### Menu MCA/Router circuit card. CONTROLLER SERIAL # Controller Serial number of the MCA/Router circuit card. #################### Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 60 TEST/EQUALIZE Voltage set point. Adjustment = vv.vvV Refer to "Changing a Value or Setting" in Menu the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 61 218A Adjustment = ##% Menu Refer to "Changing a Value or Setting" in the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 62 Press ENTER to go to this menu. Menu System GO BACK TO MENU TREE Press ENTER to go to the beginning of the MCA Adjustment BEGINNING Menu Tree. Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 63 + / i when in the change setting mode to #1 ALARM scroll to NO HIGH TEMPERATURE #1 ALARM (displayed when you scroll up to "100°C"). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 64 Menu Note: Rectifier Modules cannot be turned on or off when they are being actively managed via the PCU SEQUENCER IS LMS. IN CONTROL Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 65 YES / + / i to accept the new setting, or NO / - to cancel this operation without changing the existing setting. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 66 Press ENTER to go to this menu. Menu I/O Board GO BACK TO MENU TREE Press ENTER to go to the beginning of the MCA Configuration BEGINNING Menu Tree. Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 67 = ss SECONDS when in the change setting mode to scroll to Rectifier SEQUENCING IS DISABLED (displayed when you scroll down to "zero seconds"). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 68 Power Share or Alternate Current Limit is on. Turn Power Share or Alternate Current Limit off first then return to this menu. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 69 (selected) below. Definition Menu Refer to "Changing a Value or Setting" in CHECKED CONDITIONS the table at the beginning of this section. ENERGIZE Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 70  (checkmark) symbol. Menu SYSTEM HIGH VOLTAGE Refer to "Changing a Value or Setting" in #2 ALARM the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 71  (checkmark) symbol. Menu 2+ PCU FAILURES Refer to "Changing a Value or Setting" in ANY TYPE the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 72  (checkmark) symbol. Menu NO PCUs ARE Refer to "Changing a Value or Setting" in IN INVENTORY the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 73  (checkmark) symbol. Menu 1 ROUTER FAILURE Refer to "Changing a Value or Setting" in the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 74  (checkmark) symbol. Menu HIGH TEMPERATURE #2 Refer to "Changing a Value or Setting" in ALARM the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 75 MCA alarm, the User must ensure that the LMS1000 is programmed so that the MCA does not contribute to the LMS1000 condition. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 76  (checkmark) symbol. Menu DIST. GROUP A Refer to "Changing a Value or Setting" in LOAD ALARM the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 77 MENU Menu Relay Function GO BACK TO MENU TREE Press ENTER to go to the beginning of the MCA Definition BEGINNING Menu Tree. Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 78 Note: See the table in Section 5876 (Installation Instructions) for the MCA default configuration. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 79 Deletes all MCA Alarm Log entries. Configure ERASE THE ALARM LOG Refer to "Changing a Control Function" in Menu the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 80 Press ENTER to go to this menu. Menu GO BACK TO MENU TREE Configure Press ENTER to go to the beginning of the MCA 322A BEGINNING Menu Menu Tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 81 SYSTEM VOLTAGE IS Alarm Log Recordable MCA (Controller) event. VERY LOW Detail Menu SYSTEM BATTERY IS ON Alarm Log Recordable MCA (Controller) event. DISCHARGE Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 82 Detail Menu Monitoring LED Alarm Log Recordable MCA (Controller) event. Messages Detail Menu MONITORING DOES NOT Alarm Log Recordable MCA (Controller) event. RESPOND Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 83 Alarm Log Recordable Rectifier Module (PCU) event. NO ALARMS Detail Menu PCU B#-SN# Alarm Log Recordable Rectifier Module (PCU) event. EMERG. STOP Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 84 Alarm Log Recordable Rectifier Module (PCU) event. LOAD SHARE Detail Menu PCU B#-SN# Alarm Log Recordable Rectifier Module (PCU) event. 1 FAN SPEED Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 85 A 'checkmark' () indicates the alarm retired. Distribution DIST. PANEL B#-P#A/B Alarm Log Recordable Distribution Panel event. NO ALARMS Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 86 Detail Menu Distribution GO BACK TO MENU TREE Press ENTER to go to the beginning of the MCA Alarm Log BEGINNING Menu Tree. Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 87 A 'music note' (♪) after the date/time stamp ROUTER B# indicates the alarm went active. A 'checkmark' () indicates the alarm retired. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 88 Detail Menu Router GO BACK TO MENU TREE Press ENTER to go to the beginning of the MCA Alarm Log Menu Tree. BEGINNING Detail Menu Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 89 Press ENTER to go to this menu. Menu GO BACK TO MENU TREE Alarm Log Press ENTER to go to the beginning of the MCA BEGINNING Menu Menu Tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 90 HI VOLTAGE SHUTDOWN Initialization = vv.vvV Menu Refer to "Changing a Value or Setting" in the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 91 Load Current Alarm set point. DISTRIBUTION GROUP B Initialization = aaaaaA Menu Refer to "Changing a Value or Setting" in the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 92 AUDIBLE ALARMS STAY when in the change setting mode to scroll SILENCED to AUDIBLE ALARMS STAY SILENCED (displayed when you scroll down to "zero minutes"). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 93 Note: Test/Equalize Mode requires Power Share to be turned off. A message is displayed if Power Share is on. Turn Power Share off first then return to this menu. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 94 Allows you to change the time and date. IT IS NOW hh:mm:ss Initialization Refer to "Changing a Value or Setting" in dd-mon-yy Menu the table at the beginning of this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 95 Press ENTER and ALARM CUTOFF (at SYSTEM NOW? Menu the same time). 2. At the "ARE YOU SURE?" prompt, press YES / + / i. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 96: System Operating Procedures
Set Stop bits to 1. Set Flow control to Hardware. Select OK. In Hyper terminal press ENTER. Enter the password 6. Enter “?” to see commands. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 97: Local Controls And Indicators
Control Section' opens (i.e. input fuses to Bay's MCA/Router circuit card, Bay's LMS Main/Expansion CPU circuit card, and Bay's Distribution Bus Monitoring circuit cards). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 98 ALARM CUTOFF Illuminates yellow when the MCA audible alarm has been silenced using the (Indicator) ALARM CUTOFF Pushbutton. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 99 "MCA Customer Alarm Relays" may also be programmed to provide an external alarm. Note that a Surge Suppression Alarm is active when there is NO AC power, and resets when AC power is supplied. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 100 Shows the Rectifier's output current. OUTPUT CURRENT Each LED segment represents 20A. If the rectifier is Bargraph in current limit (output current > 200A), the tenth LED blinks. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 101: External Alarms
MCA menu tree. Repeat this procedure to restart the Rectifier. Rectifier Stopping Procedure (Remote) (if optional LMS installed) Refer to the LMS User Instructions (Section 5847). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 102: Restarting Procedures When Rectifier Is Automatically Or Manually Inhibited, Shut Down, Or Locked Out
Test/Equalize Mode requires Power Share to be turned off. There are four methods of placing the system from the float mode to the test/equalize mode. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 103 With SYSTEM OK being displayed on the MCA Interface Pad, press and release the FUNCTION SET ENTER key. The FUNCTION MENU is displayed. In the MAIN ALARM MENU, repeatedly press and release the FUNCTION SELECT DOWN arrow key Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 104 8) to proceed with the timed test/equalize in progress and make no changes. Press and release the ALARM CUTOFF and FUNCTION SET ENTER keys simultaneously. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 105 1) Manually placing the system in the float mode by navigating to and activating "TEST/EQ MODE ACTIVE. SET FLOAT?" menu item in the MCA function menu, as previously described in this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 106 DISCHARGE" menu item in the MCA Configure Menu to a value between 0 and 15. To disable, set the "AUTO EQUALIZE FOR ## x DISCHARGE" menu item in the MCA Configure Menu to 0. A step-by-step procedure is provided next. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 107 2) Resetting the "AUTO EQUALIZE FOR ## x DISCHARGE" value in the MCA Configure Menu when "END AUTO hhh.hh HR" is being displayed, as described in the previous procedure 3) Applying an external test/equalize signal. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 108: Setting Mca Audible Alarm Cutoff Reset Time Period
With the desired value or "AUDIBLE ALARMS STAY SILENCED" being displayed, press and release the FUNCTION SET ENTER key. “ARE YOU SURE?” is displayed. Press and release the FUNCTION SET YES (+) key. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 109: Setting Rectifier Sequencing Delay Time Period
FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. To return to the beginning of the MCA Logic Tree, press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 110: Setting Mca Custom Text Messages (Names)
You can enter up to 32 characters for the custom text message in this fashion. If the custom text message contains less than 32 characters, simply repeatedly press the FUNCTION SET ENTER key until you exit the text change mode. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 111: Mapping Lms Led Channels To The Mca Display And Mca
(Section 5876) for a procedure. Using the Alarm Relay Test Feature Refer to Setting and Testing MCA Customer Alarm Relays section in the separate INSTALLATION INSTRUCTIONS (Section 5876). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 112: Mca "Power Share" Feature
The Rectifier sequencing feature will not be changed and the adjustment mode will be exited if the FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 113 With the desired value being displayed, press and release the FUNCTION SET ENTER key. “ARE YOU SURE?” is displayed. Press and release the FUNCTION SET YES (+) key. Continue with the next procedure. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 114 Existing Power System (or shut down some of the rectifiers in the Existing Power System if the capacity of the external dry load bank is not sufficient). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 115: Mca "Alternate Current Limit" Feature
Press and release the ALARM CUTOFF and FUNCTION SET ENTER keys simultaneously. "ARE YOU SURE?" is displayed. Press and release the FUNCTION SET YES (+) key. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 116 There is a restriction on the temperature measurement reported by the LMS. The temperature must be in Degree C only. This is the default units setting for LMS Function Channel F58. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 117 SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 118 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 119 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 120 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 121 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 122 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 123 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 124 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 125 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 126 Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 127 Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 128 Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 129 Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 130 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 131 FUNCTION SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 132 SET YES (+) key is not pressed within 10 seconds of the “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 133 “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 134 “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 135 “ARE YOU SURE?” prompt. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 136 Press FUNCTION SET ENTER key. Minutes is underlined. Press FUNCTION SET YES (+) and NO (-) keys to change the minutes. Press FUNCTION SET ENTER key. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 137 To select another analog input (if available), press the FUNCTION SELECT DOWN arrow key. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 138 To select another analog output (if available), press the FUNCTION SELECT DOWN arrow key. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 139 If a binary input alarms, the MCA displays a "Binary Input Customer Text Message" in the I/O Board Alarm Detail Message. If you wish to change the default message, refer to the ‘System Operating Procedures' section for an adjustment procedure. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 140 Refer to Setting and Testing MCA Customer Alarm Relays section in the separate INSTALLATION INSTRUCTIONS (Section 5876). MCA “Alternate Current Limit” Feature Refer to System Operating Procedures section for an adjustment procedure. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 141 Even a momentary short circuit can cause explosion and injury. LMS Maintenance Procedures Refer to the LMS User Instructions (Section 5847) for LMS maintenance procedures. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 142 REFERENCED IN Check Ventilation Openings for Obstructions such as Dust, Papers, Manuals, etc. Section 5876, Inspect and Tighten All Making Electrical Installer's Connections Connections. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 143 Total System Output as Shown on the MCA Display. Current Measure and Record Section 5877, Navigating the MCA, Total Rectifier (Line #125). Output Current Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 144 Section 5877, Record Rectifier High Navigating the MCA, Voltage Shutdown Value (Line #219). Section 5877, Record Rectifier Current Navigating the MCA, Limit Value (Line #221). Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 145 Voltage Alarm Value (Line #229). Record and Check System Section 5876, Very Low Voltage Alarm Installing the Rectifiers and Initially Starting the Value Power System. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 146 (Line #232). Value Section 5876, Record and Check Installing the Rectifiers Distribution Group B Load and Initially Starting the Current Alarm Value Power System. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 147 Press and release the FUNCTION SET YES (+) and NO (-) pushbuttons simultaneously, to return to the beginning of the MCA menu tree. Ensure that there are no local or remote alarms activated on the system. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 148 To avoid possibility of circuit card damage from static discharge, a static wrist strap grounded through a one megohm resistor should always be worn when handling the circuit cards. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 149 If the current sharing unbalance still persists, following the verification suggested above, then replace the rectifier which has had its current sharing function disabled. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 150 Rectifier over-voltage. and replace the rectifier if the (Red) On over-voltage condition still persists. Alarm Indicator Fan not operating. Replace the rectifier. (Red) Flashing Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 151 “ARE YOU SURE?” is displayed. Press and release the FUNCTION SET YES (+) key. Press and release the FUNCTION SET YES (+) and NO (-) keys simultaneously, to return to the beginning of the MCA menu tree. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 152 Secure the Rectifier to the bay by tightening the captive fasteners located on the Rectifier. Place the Standby/Operate switch on this Rectifier to the I "operate" position. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 153 OR REMOVE PCU. ATTENTION: CAUTION: SPRING LATCH ON LEFT WEIGHT 40 LBS (18.1kG) SIDE OF PCU MUST BE DEPRESSED TO REMOVE THE PCU FROM THE BAY. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 154 Secure the circuit card by tightening the circuit card retaining screw . Replace fuse F3 which supplies input power to the MCA circuit card. Refer to Figure 7 for location. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 155 Alarm Low Battery Ambient Temperature #2 Alarm Digital Temperature Compensation (Slope) (0V/°C) Digital Temperature 56.50V Compensation (Maximum Compensation) Digital Temperature 50.00V Compensation (Minimum Compensation) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 156 Manually Initiated Timed Test/Equalize 1 Hour Feature Automatic Disabled Test/Equalize Feature Alarm Relay 45 Seconds Test Feature MCA Customer Program as required. Alarm Relays Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 157 Enable the external alarms, or notify appropriate personnel that this procedure is finished. Ensure that there are no local or remote alarms active on the system. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 158 Figure 2: Power/Distribution Bay MCA/Router Circuit Card Replacement (Power Only Bay Similar) Power/Distribution Bay (Power Only Bay Similar) MCA/Router Circuit Card Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 159 Figure 3: Distribution Only Bay MCA/Router Circuit Card Replacement Router Circuit Card Front door removed in illustration for clarity. Distribution Bays Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 160 Enable the external alarms, or notify appropriate personnel that this procedure is finished. Ensure that there are no local or remote alarms active on the system. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 161 Figure 4: Power/Distribution Bay Distribution Bus Monitoring Circuit Card Replacement Power/Distribution Bays Distribution Bus Monitoring Circuit Card Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 162 Figure 5: Distribution Only Bay Distribution Bus Monitoring Circuit Card Replacement Distribution Bays Front Door Removed in Illustration for Clarity Distribution Bus Monitoring Circuit Card Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 163 Installation of Safety Fuse Covers Safety Fuse Cover Safety Fuse Cover Safety Fuse Cover P/N 102774 P/N 248898600 P/N 248898700 (BUSSMANN GMT-Y) (SAN-O SAX-1) (BUSSMANN GMT-X) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 164 Figure 7: Power/Distribution Bay Fuse Locations (Power Only Bay Similar) LMS / DIST / MCA Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 165 F1 (3A) Router F2 (3A) Distribution Bus Monitoring Circuit Card (Bus #1 and #2) F3 (3A) Distribution Bus Monitoring Circuit Card (Bus #3 and #4) Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 166 NOTE! If the probe is disconnected or fails, a major alarm (local and extended) activates and the system returns to the FLOAT voltage setting. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 167 Temperature Compensation stops and the System returns to the FLOAT voltage setting. Remove the probe. The Major Alarm activates. Update inventory to clear this alarm, as described in this section. Vertiv™ | NetSure™ 802 Series -48 VDC Power System User Manual (Section 5877) | Rev. V...
Page 168 Vertiv.com | Vertiv Headquarters, 1050 Dearborn Drive, Columbus, OH, 43085, USA © 2021 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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