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Vertiv

NetSure 502NGFB Installation Manual (Section 6009)

Rev. Z

List KG GMT Load Distribution Fuse Panel

ALERT!

Check for correct polarity before making connections.

Load and Load Return connections are made to the terminal blocks located on the front of the assembly. These
terminal blocks provide screw compression type terminals, which accept a wire size in the range of 26 to 14
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)

“A

”S

“A

”S

“A

”S

“B

”S

“B

”S

“B

”S

Summary of Contents for 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: ...rtiv Group Corp is strictly prohibited 2020 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 herein Vertiv Group Corp assumes no res...

Page 3: ...a Wall with a Part No 553203 Kit 16 Securing the System Horizontally to a Wall with P N 552537 or P N 552535 Kit if furnished 18 Installing Circuit Breakers and Fuses 21 Installing an Optional Battery Cabinet 25 Making Electrical Connections 26 Important Safety Instructions 26 Wiring Considerations 26 Relay Rack Frame Grounding Connection 26 Power Distribution Shelf Frame Grounding Connection 26 A...

Page 4: ...tus 58 Configuring the NCU Identification of Rectifiers and Assigning Which Input Feed Is Connected to the Rectifiers 59 NCU Alarm Relay Check 59 Final Steps 64 Initially Starting Configuring and Checking System Operation when e w ACU 65 Initial Startup Preparation 65 Initially Starting the System 65 ACU Initialization 65 Verifying the Configuration File 67 Checking Basic System Settings 67 Checki...

Page 5: ...ded ANSI OSHA This admonition is not used for situations that pose a risk only to equipment data or service even if such use appears to be permitted in some of the applicable standards OSHA ALERT Alerts the reader to an action that must be avoided in order to protect equipment software data or service ISO ALERT Alerts the reader to an action that must be performed in order to prevent equipment dam...

Page 6: ... must be completely disconnected from the branch circuits wiring used to provide power to the system before any AC electrical connections are made Follow local lockout tagout procedures to ensure upstream branch circuit breakers remain de energized during installation DO NOT apply AC input power to the system until all electrical connections have been completed and checked DC Output and Battery Vo...

Page 7: ...ed for the work to be performed Ensure that wrenches with more than one working end have only one end exposed Do not lay tools or metal parts on top of batteries Disconnect charging source prior to connecting or disconnecting battery terminals Risk of explosion if battery is replaced with an incorrect type or if polarity is reversed Recommended to replace batteries with the same manufacturer and t...

Page 8: ...thorized and properly trained personnel should be allowed to install inspect operate or maintain the equipment Do not work on LIVE parts If required to work or operate live parts obtain appropriate Energized Work Permits as required by the local authority per NFPA 70E Standard for Electrical Safety in the Workplace Hazardous Voltage DANGER HAZARD OF ELECTRICAL SHOCK More than one disconnect may be...

Page 9: ...Read and follow wrist strap manufacturer s instructions outlining use of a specific wrist strap 3 Do not touch traces or components on equipment containing static sensitive components Handle equipment containing static sensitive components only by the edges that do not have connector pads 4 After removing equipment containing static sensitive components place the equipment only on conductive or an...

Page 10: ...Vertiv NetSure 502NGFB Installation Manual Section 6009 Rev Z 10 This page is intentionally blank ...

Page 11: ...refer to the Configuration Drawing C drawing supplied with your Power System 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...

Page 12: ...nd Checked INSTALLING THE SYSTEM General Requirements This product is intended only for installation in a Restricted Access Location on or above a non combustible surface This product must be located in a Controlled Environment with access to Crafts persons only This product is intended for installation in Network Telecommunication Facilities CO vault hut or other environmentally controlled electr...

Page 13: ...ing Ambient Temperature Range found in SAG582136700 Units with the side mounted Molex AC input connectors End Use Application MUST be within an electronic equipment enclosure Securing the Relay Rack s to the Floor if furnished Secure the relay rack s to the floor per site requirements Refer to the General Requirements section at the beginning of this section Ventilation Requirements Refer to the G...

Page 14: ... 2 56 0 875 Dia 8 Places Masked for Frame Ground Lug 0 281 Dia Holes on 0 625 Centers Top of Rack 2 Places 22 500 24 750 1 125 15 000 17 500 20 125 25 000 2 437 3 750 9 871 12 531 15 031 1 250 2 580 2 00 1 00 1 00 2 00 2 00 2 00 5 00 0 437 Dia 12 Places Masked for Frame Ground Lug 0 281 Dia Holes on 0 625 Centers Top of Rack 2 Places 0 875 Dia 8 Places Masked for Frame Ground Lug 0 281 Dia Holes o...

Page 15: ...1 24 2 56 0 875 Dia 8 Places Masked for Frame Ground Lug 0 281 Dia Holes on 0 625 Centers Top of Rack 2 Places 18 500 20 750 1 125 15 000 14 13 16 75 21 00 2 13 3 44 9 38 12 03 15 00 1 49 2 81 2 00 1 00 1 00 2 00 2 00 2 00 5 00 0 437 Dia 12 Places Masked for Frame Ground Lug 0 281 Dia Holes on 0 625 Centers Top of Rack 2 Places 0 875 Dia 8 Places Masked for Frame Ground Lug 0 281 Dia Holes on 0 62...

Page 16: ...ck rail where it mates with a shelf mounting bracket so that good metal to metal contact can be established between the shelf and rack The shelf to rack mating surfaces must be cleaned Electrical anti oxidizing compound must be applied to the shelf to rack mating surfaces Securing the Power Distribution Shelf to a Wall with a Part No 553203 Kit An optional Wall Mount Bracket Kit Part No 553203 is ...

Page 17: ...rackets to wall 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 Bottom of Shelf 19 shelf shown 23 shelf similar Wall Mount Drilling Guide Not to scale All dimensions are in inches 3 1 8 18 15 16 19 Shelf 22 29 32 23 Shelf 3 8 Dia Clearance Hole in Bracket for Wall Fastener Front ...

Page 18: ... Refer to Figure 4 or Figure 5 when performing this procedure Procedure 1 The installer must provide fasteners for securing the system to a wall or other horizontal surface Ensure that the wall and fastening technique are suitable for supporting the weight of the system Refer to System Application Guide SAG582136700 for system weight and additional dimensions 2 Prepare the wall for customer furnis...

Page 19: ...on 6009 Rev Z 19 Figure 4 Horizontal Wall Mounting with P N 552537 Notes 1 All dimensions are in inches unless otherwise specified 2 Installer to furnish hardware for fastening bracket to wall 552537 Frame Grounding Point 1 4 20 Studs on 5 8 Centers ...

Page 20: ...on 6009 Rev Z 20 Figure 5 Horizontal Wall Mounting with P N 552535 Notes 1 All dimensions are in inches unless otherwise specified 2 Installer to furnish hardware for fastening bracket to wall 552535 Frame Grounding Point 1 4 20 Studs on 5 8 Centers ...

Page 21: ...orrectly sized GMT fuses into the fuse holders located inside the Distribution Unit as required If a dummy fuse is installed first remove the dummy fuse Install a safety fuse cover over each GMT fuse 3 When finished close the Distribution Unit s front access panel Figure 6 Installing GMT Load Distribution Fuses List BF and NF Front GMT Fuse Positions Max 15A GMT Fuse Positions Max 10A Front access...

Page 22: ...panel 2 Install correctly sized GMT fuses into the fuse holders located inside the Distribution Unit as required If a dummy fuse is installed first remove the dummy fuse Install a safety fuse cover over each GMT fuse 3 When finished close the Distribution Unit s front access panel Figure 7 Installing GMT Load Distribution Fuses List BA NA BC LC and NC GMT Fuse Positions Max 10A Front GMT Fuses ...

Page 23: ... breakers into the mounting positions located inside the Distribution Unit as required Orient the circuit breaker with the ON position to the right Ensure the alarm contact on the back of the circuit breaker makes contact with the alarm terminal on the mounting circuit card 3 When finished close the Distribution Unit s front access panel Figure 8 Installing Bullet Nose Type Load Distribution Circu...

Page 24: ... mounting positions located inside the Distribution Unit as required Orient the circuit breaker with the ON position to the right Ensure the alarm contact on the back of the circuit breaker makes contact with the alarm terminal on the mounting circuit card 3 When finished close the Distribution Unit s front access panel Figure 9 Installing Bullet Nose Type Battery Disconnect and Load Distribution ...

Page 25: ...ons install the dummy fuses factory provided 3 Ensure that fuse safety covers are installed on each fuse Figure 10 Installing GMT Load Distribution Fuses List KG Installing an Optional Battery Cabinet NetSure 201BC Battery Cabinet Part No 541434 Refer to the instructions Section 6023 supplied with the Battery Cabinet NetSure 211BC Battery Cabinet Part No 545534 Refer to the instructions Section 60...

Page 26: ...Association s NPFA National Electrical Code NEC applicable local codes and your specific site requirements Procedure 1 Attach a customer grounding network lead to the equipment mounting rack s per site requirements Holes are provided on the top of each relay rack for installing a lead with a two hole lug that has 1 4 bolt clearance holes on 5 8 centers When using 1 4 inch hardware recommended torq...

Page 27: ...fiers AC input connections are made using the AC Input Cable Assemblies Line Cords ordered with the system These are connected to the plug in Molex connectors located on the side of the shelf Connect the other end of the AC Input Cable Assemblies Line Cords to a properly wired AC outlet or distribution box Note that List 2 is equipped with P N 556851 vertical flush mount kit or P N 558707 mount ki...

Page 28: ...Vertiv NetSure 502NGFB Installation Manual Section 6009 Rev Z 28 Figure 11 AC Input Connections Side Mounted Plug In Molex AC Input Connectors ...

Page 29: ...Vertiv NetSure 502NGFB Installation Manual Section 6009 Rev Z 29 Figure 12 AC Input Connections Rear Mounted Plug In Molex AC Input Connectors ...

Page 30: ...Digital Inputs and Programmable Relay Outputs Digital input and relay output leads are connected to screw type terminal blocks located on the IB2 Recommended torque for these connections is 2 2 in lbs Refer to Figure 13 for connector locations and to Table 1 Table 2 and Table 3 for pin out information Digital Inputs Connect up to eight 8 digital inputs to the IB2 Note that you must supply both pat...

Page 31: ...er or both probes can be programmed to monitor ambient temperature or battery temperature A temperature probe set as a battery probe can also be designated to be used for the battery charge temperature compensation feature If the system is equipped with the NCU or ACU Controller the battery charge temperature compensation feature can be programmed to use one probe or the average or highest value o...

Page 32: ...rm J3 1 Internal Wiring 2 J3 4 Jumpered to J3 2 Battery Return External Battery Circuit Breaker Alarm J3 3 O R 3 J3 6 R BL User Defined J3 5 BL R 4 J4 2 W S User Defined J4 1 S W 5 J4 4 W BR User Defined J4 3 BR W 6 J4 6 W G User Defined J4 5 G W 7 J5 2 W O User Defined J5 1 O W 8 J5 4 W BL Emergency Stop User Pre Defined J5 3 BL W J5 5 Not Used Not Used J5 6 ALERT All conductors in the Alarm Cabl...

Page 33: ... Breaker Alarm J3 3 None 3 J3 6 None User Defined J3 5 None 4 J4 2 Slate User Defined J4 1 48VDC Applied Internally 5 J4 4 Brown User Defined J4 3 48VDC Applied Internally 6 J4 6 Violet User Defined J4 5 48VDC Applied Internally 7 J5 2 Orange User Defined J5 1 48VDC Applied Internally 8 J5 4 None Emergency Stop J5 3 None J5 5 not used J5 6 ALERT All conductors in the Alarm Cable may be connected w...

Page 34: ...BL 8 NO J9 6 BL BK Load Share Alarm Rect No Response Rect HVSD Rect AC Fail Rect Failure Rect Protect Rect Fan Fail Rect Derated Rect Temp Alarm COM J9 4 BK O NC J9 2 O BK NOTE The controller relay assigned to Critical Summary NCU or ACU alarm or Major Summary SCU alarm relay 1 by default will operate in the Fail Safe Mode Fail Safe Mode means Relay 1 is de energized during an alarm condition open...

Page 35: ...Vertiv NetSure 502NGFB Installation Manual Section 6009 Rev Z 35 Figure 13 IB2 Controller Interface Board Assembly External Interface Connections ...

Page 36: ...e for connection to intra building or unexposed wiring or cabling only The intra building port s of the equipment or subassembly MUST NOT be metallically connected to the interfaces that connect to the OSP or its wiring These interfaces are designed for use as intra building interfaces only Type 2 or Type 4 ports as described in GR 1089 CORE Issue 4 and require isolation from the exposed OSP cabli...

Page 37: ...Vertiv NetSure 502NGFB Installation Manual Section 6009 Rev Z 37 Figure 14 Controller RJ 45 Ethernet Port ...

Page 38: ...ecting leads a Lists 61 provides 12 long 16 AWG load and load return leads that are terminated on one end with the appropriate mating connector to plug into the system s lower amperage rating GMT fuse connector and are left un terminated at the remaining end for connection into customer loads Refer to SAG582136700 for P N s of the mating connector if you decide to make your own cable b Lists 62 pr...

Page 39: ...ere GMT Fuse Load Distribution Leads Connect Here GMT Fuse Positions Max 10A GMT Fuse Positions Max 15A Mating Connectors and 12 Leads provided with List 62 GMT Fuse Load Distribution Leads Connect Here Mating Connectors and 12 Leads provided with List 61 48V on Left Black Lead Return on Right White Lead 48V on Left Black Lead Return on Right White Lead Front ...

Page 40: ...vides 12 long 16 AWG load and load return leads that are terminated on one end with the appropriate mating connector to plug into the system s GMT fuse connector and are left un terminated at the remaining end for connection into customer loads Refer to SAG582136700 for P N s of the mating connector if you decide to make your own cable Figure 16 Load Connections to GMT Fuse Positions List BA NA BC...

Page 41: ...OTE 10 32 studs w hardware on 5 8 centers are provided for these connections Note that one stud is used to secure lug the other is used for anti rotation Recommended torque is 20 in lbs when using the supplied hardware Figure 17 Load Connections to Bullet Nose Type Distribution Circuit Breaker Positions and CO Ground Connection List BC LC and NC 10 32 studs w hardware0 on 5 8 centers for installat...

Page 42: ...commended torque is 20 in lbs when using the supplied hardware Figure 18 Load Connections to Bullet Nose Type Distribution Circuit Breaker Positions Battery Connections to Bullet Nose Type Circuit Breaker Positions CO Ground Connection List BA and NA Front CO Ground Circuit Breaker Load Distribution and Circuit Breaker Battery Leads Enter Here Front Portion of shelf removed in illustration for cla...

Page 43: ...rminal blocks located on the front of the assembly These terminal blocks provide screw compression type terminals which accept a wire size in the range of 26 to 14 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 A Side Loads 1 5 A Side Loads 6 10 A Side Returns B Side Loads 1 5 B Side Loads 6...

Page 44: ... can cause explosion and injury Remove watches rings or other jewelry before connecting battery leads Make the DC battery connections last Make all other electrical connections without DC input power applied to the system DANGER Ensure correct polarity when connecting battery leads To Battery Busbars Battery and battery return leads terminated in two hole lugs are connected to threaded studs locat...

Page 45: ...Vertiv NetSure 502NGFB Installation Manual Section 6009 Rev Z 45 Figure 20 Battery Connections ...

Page 46: ...rity is reversed When replacing batteries replace with the same manufacturer and type or equivalent Dispose of used batteries according to the instructions provided with the batteries Do not dispose of batteries in a fire They may explode ALWAYS FOLLOW THE BATTERY MANUFACTURER S RECOMMENDATIONS AND SAFETY INSTRUCTIONS In addition to the hazard of electric shock gas produced by batteries can be exp...

Page 47: ...dware removed in a previous step Refer to Figure 21 for washer location NOTE The spacers on the bracket are used to accommodate the various sizes of batteries available Install or remove the spacers as required so that the batteries are tight in the battery tray 5 Connect three links supplied by the battery manufacturer between pairs of battery terminals as shown in Figure 21 Use hardware furnishe...

Page 48: ...reakers TURN OFF ALL circuit breakers before installing and connecting any batteries Two trays shown as example Cabling detail omitted Note 1 2 Connect link furnished with battery to these 2 terminals Connect link furnished with battery to these 2 terminals DETAIL A Alternate Orientation of Retention Bracket Spacer 3 Places No 10 Lock Washer 3 Places 10 32 x 1 2 Pan Head Screw 3 Places No 10 Flat ...

Page 49: ... 84 in lbs using supplied hardware To Power System To Battery Procedure 1 Connect YELLOW lead exiting top of Battery Disconnect Unit per table below Remove quick connect terminal first The YELLOW lead is factory connected to circuit breaker C Common alarm terminal in the Battery Disconnect Unit 2 There is NO connection to the circuit breaker NO Normally Open alarm terminal 3 Connect loose end of J...

Page 50: ... on circuit breaker to circuit breaker NC Normally Closed alarm terminal There is NO connection to the circuit breaker NO Normally Open alarm terminal Completely remove YELLOW lead exiting top of ALL Battery Disconnect Units and discard Connect separately ordered YELLOW jumper alarm lead P N 524384 to circuit breaker C Common alarm terminals in ALL Battery Disconnect Units Connect remaining end pe...

Page 51: ...NNECT CIRCUIT BREAKER Alarm Wiring to Battery Disconnect Circuit Breakers when 1 to 3 Battery Trays are Used Side cover removed in illustration to show wiring details see previous page see previous page 3 On ALL Battery Disconnect circuit breakers there should be a factory connected Jumper connected from the bottom terminal on the circuit breaker to the circuit breaker NC Normally Closed alarm ter...

Page 52: ...le below 1st BATTERY CABINET BATTERY DISCONNECT CIRCUIT BREAKER Alarm Wiring to Battery Cabinets alarm wire 2nd BATTERY CABINET BATTERY DISCONNECT CIRCUIT BREAKER 3rd BATTERY CABINET BATTERY DISCONNECT CIRCUIT BREAKER Connect to shelf per table below alarm wire alarm wire 541311 Alarm Cable on shelf NO YES BREAKER ALARM CONNECTION CONNECT YELLOW WIRE TO Pin 3 of J3 on Customer Interface board nega...

Page 53: ...23 supplied with the Battery Cabinet NetSure 211BC Battery Cabinet Part No 545534 Refer to the instructions Section 6033 supplied with this 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 ...

Page 54: ...hanism away from the Rectifier Module this will retract the latch mechanism located on the underside of the Rectifier Module 3 Push the Rectifier Module completely into the shelf Push the top of the latch mechanism into the front panel of the Rectifier Module and secure by tightening the captive fastener This locks the Rectifier Module securely to the shelf 4 Repeat the above steps for each Rectif...

Page 55: ...ettings of adjustable parameters Initially Starting the System Procedure 1 Apply DC input power to the system by closing the external DC disconnect s or protective device s that supplies battery power to the system if furnished Close the system s internal battery disconnect circuit breakers if furnished 2 Apply AC input power to the system by closing the external AC disconnects or protective devic...

Page 56: ...screens Press the ESC key to view other system information Press the down arrow key to view the next screen Press the ESC key to return to the Main Menu 5 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 Press the UP and DOWN keys to highlight the desired Menu graphic in the Main Menu Press the ENT key...

Page 57: ...maximum expected load If batteries are used on the rectifier output the batteries should support the load until the current limit set points can be re established due to loss of a rectifier NCU Start Wizard For initial startup you can perform the Start Wizard from the local keypad and display to enter basic programmable parameters in one session Refer to the Start Wizard section in the NCU Instruc...

Page 58: ...e adjustments To enter a password use the UP and DOWN keys to move the cursor to the Enter Password field Press 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 640275 4 To Change a Parameter Press the UP and DOWN keys to move up...

Page 59: ...ation may operate differently NOTE There are two methods to check alarm relays The first is by actually causing an alarm The second is by using the NCU alarm relay check function The first method is used in the following procedures Refer to the NCU User Instructions UM1M830BNA for instructions using the NCU alarm relay check function Checking the AC Fail Alarm Procedure NOTE Battery must be connec...

Page 60: ...s will retract the latch mechanism located on the underside of the Rectifier Module Refer to Figure 23 for latch mechanism illustration a Requirement An audible alarm sounds Alarm will be silenced in Requirement c b Requirement NCU Critical Major alarm indicator goes from off to red c Requirement NCU displays Alarm To see the specific alarm s navigate to the Alarm Menu and press ENT The Active Ala...

Page 61: ...played on the NCU Main screen 4 Navigate to the Settings Menu 5 With the Settings menu screen displayed navigate to Over Voltage 1 Main Menu Settings Icon Other Settings Over Voltage 1 Record the displayed voltage setpoint 6 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 a Requirement An audible alarm so...

Page 62: ...Requirement Press ESC repeatedly to return to the Main screen NCU displays No Alarm c Requirement All external alarms deactivate Checking System Under Voltage Alarm 1 and Under Voltage Alarm 2 NOTE Depending on your system settings you may get a conflicting set point message as you attempt to change the alarm set points in the below procedure See Adjustment Range Restrictions under Local Display M...

Page 63: ...l is displayed d Requirement External DC Under Voltage 2 Relay 5 alarm activates DC Under Voltage 1 Relay 4 alarm resets and Critical Relay 1 alarm remains active 9 Navigate to Under Voltage 2 10 Press ENT then use the UP or DOWN keys to adjust the Under Voltage 2 setting to the value recorded in step 7 Press ENT NOTE Low Voltage 2 alarm will retire The audible alarm will be silenced in the next s...

Page 64: ...arm Power System Load Fuse Brkr Critical is displayed d Requirement External Fuse Circuit Breaker Alarm Relay 7 and Critical Relay 1 alarms activate 5 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 a Requirement NCU Critical Major alarm indicator goes from red to off b Requirement Pr...

Page 65: ...otective device s that supplies battery power to the system if furnished Close the system s internal battery disconnect circuit breakers if furnished 2 Apply AC input power to the system by closing the external AC disconnects or protective devices that supplies power to the shelf s Note that the shelf requires two 2 AC input branch circuits The rectifiers start and supply power to the loads ACU In...

Page 66: ...uage automatically 3 As initialization continues the Main screen is displayed but with zero volts Initialization is not complete 4 When initialization is complete the Main screen displays voltage and current normally and no alarms are active 5 System information is displayed in multiple screens Repetitively press the UP or DOWN key to view other system information screens one by one 6 From the Mai...

Page 67: ... 10 seconds to return to the Main screen Checking Basic System Settings 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 NOTE Repeatedly press the ESC key to return in reverse order level by level from any submenu until the Main screen appea...

Page 68: ...n which the ACU identifies the rectifiers is by serial number lowest serial number is Rect 1 next lowest is Rect 2 etc If you prefer the ACU to identify the rectifiers by position in the system perform the following procedure Upon power up the ACU arbitrarily assigns Phase A B or C to each rectifier This assignment is used to display rectifier AC input phase voltage s The User may reassign the pha...

Page 69: ...rs for all rectifiers repeatedly press ESC to return to the Main Menu 11 Navigate to and select Manual ENT Rectifier ENT All Rect Ctrl ENT 12 Navigate to Confirm ID PH Press ENT Yes highlights 13 Press ENT to select the operation Press ENT again to confirm NOTE Check you numbering to be sure it is correct If there where conflicts in your numbering rectifiers with conflicts will be assigned the nex...

Page 70: ... NOTE A Rect Group All Rect No Response alarm may activate briefly b Requirement ACU Critical Major alarm indicator goes from red to off c Requirement Press ESC repeatedly to return to the Main screen ACU displays No Alm d Requirement All external alarms deactivate Checking Rectifier Alarm Procedure 1 Verify system is operating and no alarms are present 2 Verify the ACU displays the Main screen If...

Page 71: ...al alarms deactivate Checking System Over Voltage Alarm 1 and Over Voltage Alarm 2 NOTE Depending on your system settings you may get a conflicting set point message as you attempt to change the alarm set points in the below procedure See Adjustment Range Restrictions under Local Display Menus in the ACU Controller User Manual UM1M820BNA for details Procedure 1 Verify system is operating and no al...

Page 72: ...rement ACU Critical Major alarm indicator stays red c Requirement Press ESC repeatedly to return to the Main screen ACU displays Alarm 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 Over Voltage 2 Critical is displayed Use arrow keys to scroll through the list of a...

Page 73: ...al ENT Under Voltage 1 Record the displayed voltage setpoint 7 Press the Enter ENT key then use the UP or DOWN keys to adjust the Under Voltage 1 value above the system voltage recorded in step 3 Press ENT a Requirement An audible alarm sounds The alarm will be silenced in Requirement c b Requirement ACU Critical Major alarm indicator goes from off to red c Requirement Press ESC repeatedly to retu...

Page 74: ...lm c Requirement All external alarms deactivate Checking Circuit Breaker Fuse Alarm NOTE For all shelves equipped with battery disconnect circuit breakers an open battery disconnect circuit breaker will not activate the fuse circuit breaker alarm unless a battery or a temporary test load is connected to the system battery terminals Procedure 1 Verify system is operating and no alarms are present 2...

Page 75: ...he ON closed position b Requirement ACU Critical Major alarm indicator goes from red to off c Requirement Press ESC repeatedly to return to the Main screen ACU displays No Alm d Requirement All external alarms deactivate Final Steps 1 If any ACU Controller configuration settings were changed refer to the ACU User Instructions UM1M820BNA and save a copy of the configuration file This file can be us...

Page 76: ...ings of adjustable parameters Initially Starting the System Procedure 1 Apply DC input power to the system by closing the external DC disconnect s or protective device s that supplies battery power to the system if furnished Close the system s internal battery disconnect circuit breakers 2 Apply AC input power to the system by closing the external AC disconnects or protective devices that supplies...

Page 77: ...stem This setting determines the initial configuration of the SCU parameters such as output voltage and alarm levels Wait 3 Once initialized the Main screen is displayed 4 System information is displayed in multiple screens Repetitively press the UP or DOWN key to view other system information screens one by one 5 From the Main screen press ENT to go to the Main Menu screen 6 From the Main Menu se...

Page 78: ...oftware version and configuration version number 2 Press ESC to return to the Main screen Checking System Status Procedure 1 Observe the status of the indicators located on the Rectifier Modules and SCU If the system is operating normally the status of these is as shown in Table 7 Table 7 Status and Alarm Indicators Component Indicator Normal State Rectifier Modules Power Green On Protection Yello...

Page 79: ... on that rectifier starts flashing 6 Repeat Step 5 for all remaining rectifiers in the system 7 When you have finished selecting identification numbers for the last rectifier repeatedly press ESC to return to the Main Menu SCU Alarm Relay Check The following procedures can be used to verify operation of the external alarm relays in a Power System equipped with an SCU with the factory default confi...

Page 80: ... Relay 8 and Minor Relay 2 alarms activate 3 Pull a second Rectifier Module half way out of the shelf as described in Step 2 a Requirement An audible alarm sounds You can press ENT to cancel b Requirement SCU Major Minor alarm indicator stays red c Requirement There are three alarms SCU displays Multi Rect Alarm Major Press left arrow once SCU displays Rect Comm Fail Minor Press left arrow once Pr...

Page 81: ...t 1 Major d Requirement External DC Over Voltage 1 Relay 3 and Major Relay 1 alarms activate 7 Without readjusting the Over Voltage 1 setpoint press the ESC key repeatedly to return to the Main screen Then navigate as follows Settings ENT DC ENT Over Volt2 Record the displayed voltage setpoint 8 Press the Enter ENT key then use the arrow keys to adjust the Over Voltage 2 value to one volt below th...

Page 82: ...creen displayed navigate to DC ENT Under V1 Record the displayed voltage setpoint 6 Press the Enter ENT key then use the arrow keys to adjust the Under Voltage 1 value to two volts above the system voltage recorded in step 2 Press ENT a Requirement An audible alarm sounds The alarm will be silenced in Requirement c b Requirement SCU Major Minor alarm indicator goes from off to red c Requirement Pr...

Page 83: ...ry disconnect circuit breakers an open battery disconnect circuit breaker will not activate the fuse circuit breaker alarm unless a battery or a temporary test load is connected to the system battery terminals Procedure 1 Verify system is operating and no alarms are present 2 Open the front door of the Distribution Unit at the right hand side of the shelf NOTE The following procedure is to be used...

Page 84: ...dly to return to the Main screen SCU displays Normal c Requirement All external alarms deactivate Final Steps 1 Verify the Distribution Unit door is closed and secured 2 Verify all Rectifier Modules and the Controller are fully seated latched and the latch handle screws secured 3 Verify there are no external alarms and the local indicators are as shown in Table 7 ...

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Page 86: ...Vertiv com Vertiv Headquarters 1050 Dearborn Drive Columbus OH 43085 USA Section 6009 RZ 2020 ...

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