Vertiv Liebert NXL 500kVA Installation Manual Download Page 3

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Vertiv | Liebert

NXL

™

500-750kVA UPS Installation Manual |

TABLE OF CONTENTS

IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1.0

MECHANICAL INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

1.1

Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

1.2

Preliminary Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

1.3

Environmental Considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.3.1

UPS Room . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.3.2

Storing the UPS and Batteries for Delayed Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.4

Positioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

1.4.1

Moving the Cabinets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

1.4.2

Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

1.4.3

Raised-Floor Installations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

1.4.4

Kick Plate Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

1.4.5

Special Considerations for 1+N Parallel Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.5

System Composition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1.6

Cable Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

2.0

UPS ELECTRICAL INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2.1

External Protective Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2.2

Power Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

2.3

Sizing the Input Breaker feeding a Liebert

NXL

™

UPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

2.3.1

Power Cable Connection Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

2.4

Control Cable and Communication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.4.1

Dry Contacts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

2.4.2

Multi-Module Communication. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

2.4.3

Remote Input Breaker (RIB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

2.4.4

Inverter Output Breaker (IOB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

2.5

Digital LBS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

2.6

Configuring Neutral and Ground Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2.6.1

Four-Wire Input connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2.6.2

Three-Wire Input connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

2.6.3

Preferred Grounding Configuration, Battery Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

2.6.4

Multi-Module Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

2.6.5

High Resistance Ground Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

2.7

Grounding Diagrams, Single- and Multi-Module Systems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22

3.0

OPTIONAL EQUIPMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

3.1

Single-Module System Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25

3.1.1

Matching Maintenance Bypass Cabinet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.1.2

Battery Temperature Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.1.3

Matching Liebert

NXL

™

Battery Cabinet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.1.4

Matching Module Battery Disconnect—MBD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.1.5

Load Bus Synch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.1.6

Remote Alarm Status Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Summary of Contents for Liebert NXL 500kVA

Page 1: ...Liebert NXL UPS Installation Manual 500 kVA 750 kVA 0 9 PF 60 Hz Three phase Single module and Mulit module...

Page 2: ...r damages resulting from use of this information or for any errors or omissions Refer to other local practices or building codes as applicable for the correct methods tools and materials to be used in...

Page 3: ...iebert NXL UPS 9 2 3 1 Power Cable Connection Procedure 9 2 4 Control Cable and Communication 12 2 4 1 Dry Contacts 13 2 4 2 Multi Module Communication 15 2 4 3 Remote Input Breaker RIB 17 2 4 4 Inver...

Page 4: ...ram four wire single module system 18 Figure 12 Grounding diagram three wire multi module system 19 Figure 13 Grounding diagram four wire multi module system 20 Figure 14 Control wiring Programmable R...

Page 5: ...tail 625 750kVA Liebert NXL SMS and 1 N multi module unit with static bypass cont d 43 Figure 35 Shipping split 625 750kVA Liebert NXL without static bypass 44 Figure 36 Shipping split 625 750kVA Lieb...

Page 6: ...ed values 25 Table 11 Input Contact Isolator Board control wiring connections 25 Table 12 Programmable Relay Board pinout 54 Table 13 Liebert NXL UPS specifications 55 Table 14 Current ratings rectifi...

Page 7: ...de fire extinguishers or those approved for use in fighting electrical fires Extreme caution is required when performing installation and maintenance Special safety precautions are required for proced...

Page 8: ...m should be kept free of puddles of water excess moisture and debris Only test equipment designed for troubleshooting should be used This is particularly true for oscilloscopes Always check with an AC...

Page 9: ...UPS equipment before the arrival of the commissioning engineer 1 2 Preliminary Checks Before installing the UPS please carry out the following preliminary checks Visually examine the UPS equipment fo...

Page 10: ...ossible after delivery NOTICE Risk of failure to properly charge batteries Can cause permanent damage to batteries and void the warranty Batteries will self discharge during storage Batteries must be...

Page 11: ...y opened It is important to leave a distance of 24in 610mm between the top of the UPS and any overhead obstacles to permit adequate circulation of air coming out of the unit 1 4 3 Raised Floor Install...

Page 12: ...your Vertiv representative to calculate whether the system will result in an overload condition when operating on bypass When bringing the 1 N system on line for the first time or after removing one...

Page 13: ...ching Liebert NXL UPS Maintenance Bypass Cabinet Matching Additional Battery Cabinet s Matching Battery Cabinet Matching Liebert NXL UPS Additional Battery Cabinet s Matching Battery Cabinet Matching...

Page 14: ...connected The cable design must comply with the voltages and currents in Tables 14 through17 follow local wiring practices and take into consideration the environmental conditions temperature and phys...

Page 15: ...lation for a branch circuit with the current limit set at the maximum value The calculation for a 100 rated breaker is 100 of the nominal current continuous plus 100 of the difference between the nomi...

Page 16: ...the bottom of the unit See Figure 3 Figure 2 Cabinet EMI plates 625kVA and 750kVA only WARNING Failure to follow adequate grounding procedures can result in electric shock hazard to personnel or the r...

Page 17: ...lates then the kick plates must be installed before the unit is placed in its final position Install Factory Supplied Bolt Lockwasher and Washer 4 Places Front Side Install Factory Supplied Bolt Lockw...

Page 18: ...acts are rated for 250VAC 2A Figure 6 External Interface Board connections layout Low voltage cables can be install through the top of each unit The entry conduit landing plate is shipped inverted To...

Page 19: ...B1154 1 18 AWG 1000ft 300m 2 Battery Interface Board TB1154 2 3 Battery Interface Board TB1154 3 4 Battery Interface Board TB1154 4 Table 3 UPS control contacts with global maintenance bypass Item Ter...

Page 20: ...N systems with a maintenance Bypass these auxiliary contacts must be run to each module from an isolated source 2 For 1 N systems these breaker Aux contacts go to the UPS that they are associated wit...

Page 21: ...mote Status Panel TB 1 3 Remote Status Panel TB 3 4 Remote Status Panel TB 4 Table 5 Parallel from UPS module Inter Module Communication Board to other Inter Module Communication Board in system Termi...

Page 22: ...parallel cables for each run all cables must be run in the same conduit 4 Each cable group should be run in a separate grounded conduit to ensure redundancy 5 The maximum lengths must include all the...

Page 23: ...AD_B IN_LOAD_C A B C A B C LINE LOAD V_IN_R_A V_IN_R_B V_IN_R_C 4 CB1_COIL_RTN 3_CB1_NO CB CLOSED 2_CB1_NC CB OPEN 5 CB1_COIL 1_CB1_COM Inside UPS Cabinet RIB UVR Coil 48VDC RIB Status Contacts 120 24...

Page 24: ...Circuit Breaker that are required to be used in UL listed switchgear or switchboards The circuit breaker must have a short time rating not exceeding 480 Volts at 150K Amperes for 5 cycles Table 6 RIB...

Page 25: ...IOB CB interface board Remote Breaker Voltage Sense TB1 1 Voltage sense PH A 14AWG 500ft 300m TB1 2 Voltage sense PH B TB1 3 Voltage sense PH C A B C E IOB 5A 5A 5A OUT_LINE_A OUT_LINE_B OUT_LINE_C O...

Page 26: ...NH 3000ft 900m P3108 2 P3108 2 LBS SYNCH CANL P3108 3 P3108 3 GROUND DRAIN WIRE Redundant Digital LBS from UPS Inter Module Communication Board to Other UPS Inter Module Communication Board P3109 1 P3...

Page 27: ...fers to or from bypass two AC sources UPS output and bypass are briefly connected together and circulating current must flow In this configuration the current flows through the ground path possibly tr...

Page 28: ...stems For both N 1 and 1 N systems the neutrals of all UPS modules in the system must be connected together inside the switchgear or parallel cabinet The neutral conductors must be rated for 20 of pha...

Page 29: ...Grounding diagram four wire single module system Figure 13 Grounding diagram three wire multi module system UPS Source G N N G To connect equipment BPSS Switchgear UPS 1 Source G N N G UPS 2 N G UPS...

Page 30: ...tiv Liebert NXL 500 750kVA UPS Installation Manual 24 Figure 14 Grounding diagram four wire multi module system Switchgear UPS 1 Source G N BPSS N G UPS 2 BPSS N G UPS 3 BPSS N G To connect equipment...

Page 31: ...tional Load Bus Synch LBS system can be used to synchronize two Liebert NXL UPS units or a Liebert NXL UPS to a Liebert Series 610 UPS 3 1 6 Remote Alarm Status Panel The remote alarm status panel has...

Page 32: ...stalled in the Liebert NXL Table 9 Programmable Relay Board pinout Terminal Block Channel Pin No Common Normally Closed Normally Open J71 CH1 A 1 3 1 2 3 B 4 6 4 5 6 CH2 A 7 9 7 8 9 B 10 12 10 11 12 C...

Page 33: ...four 4 events Selected events will show up under Relay 1 Assignment 5 Repeat Steps 3 and4 for each relay 6 Press SAVE to keep the settings Figure 16 Programmable relay board dialog box Assignment 0 t...

Page 34: ...ated to an Input Isolator Connector is triggered The Input Contact Isolator dialog box allows you to Label the input contact assignments for your setup Set the delay for an external event triggering a...

Page 35: ...d b Enter the delay value The range for the values are from 0 zero to 99 9 seconds c Press OK on the keypad to keep your setting The value you entered is displayed in the field adjacent to the corresp...

Page 36: ...ntact Pin No 1 1 2 2 3 4 3 5 6 4 7 8 5 9 10 6 11 12 7 13 14 8 15 1 Customer control wiring connection points are terminals 1 through 16 see Table 11 2 Customer provided normally open dry contacts for...

Page 37: ...iebert IntelliSlot Housings Main Input Circuit Breaker CB1 Module Output Circuit Breaker CB2 Back Feed Circuit Breaker BFB Input Busbars DOORS AND INNER SKINS REMOVED FRONT DOORS REMOVED Keylock or EM...

Page 38: ...Exit Bypass Output Cable Entry Exit Cable Entry Bypass Output Cable Entry Exit Rectifier Center of Gravity Inverter Center of Gravity 0 6 15mm Panel Width Front Most Edge of Frame Outer Edge Corner P...

Page 39: ...T A LEFT FRONT PART A GROUND BUS DC INPUT INPUT PHASES C B A 0 29 5 749mm 42 4 1077mm 45 6 1158mm 48 8 1240mm 54 6 1387mm 59 2 1504mm DC INPUTS GROUND 76 8 1950mm NOTES 1 Control wiring and power wiri...

Page 40: ...lectrical codes RIGHT FRONT PART B RIGHT SIDE PART B Do not double stack lugs two lugs on same side of busbar This is to prevent the cables from coming into contact with other busbars CB1 3 CB1 3 Lugs...

Page 41: ...B BOTTOM CABLE ENTRY PANELS PILLARS REMOVED FOR CLARITY RECTIFIER SECTION PART A INVERTER SECTION PART B BOTTOM INPUT PART A BOTTOM OUTPUT PART B FRONT VIEW RIGHT SIDE BOTTOM VIEW FRONT VIEW RIGHT SID...

Page 42: ...02 806701 ID P0400B 604309G 3 02 806704 Inverter Gate Drive C UPSC To 02 806701 ID P0400C 604325G1 DCFAN_2 DCFAP_1 DC Fuse Block 02 806708 External Interface Board To 02 806708 ID P0814 M10 FLAT WASHE...

Page 43: ...TH PART A 4 BOLTS TOTAL TORQUE CONNECTION TO 27 N M 240 IN LB M10 NUT HEX M10 RIBBED WASHER x2 M10 FLAT WASHER M10 HEX HEAD BOLT DETAIL B LOOSEN HARDWARE TO ALLOW BUSBAR TO MOVE TO JOIN TO PART B BUSB...

Page 44: ...ower Supply ID P66B 604348G1 HMI Power Supply To Power Supply ID P99A 604348G1 02 806710 Fan Interface Board 1 Power Supply To Power Supply ID P99B 604348G1 UPSC Power Supply To Power Supply ID P1300...

Page 45: ...s HMI Screen Inter Module Communication Board behind door EMO Button Optional Option Box 6 Slots Main Input Circuit Breaker CB1 Module Output Circuit Breaker CB2 Output CB2 IOB Circuit Breaker Board B...

Page 46: ...Input Circuit Breaker CB1 Module Output Circuit Breaker CB2 Back Feed Circuit Breaker BFB Keylock or EMO Button Optional Input Ground Input Busbars DC Input Output Busbars Bypass Busbars FRONT DOORS...

Page 47: ...include side panels Subtract 1 4 35mm when removing both side panels Rectifier DC Cable Entry Control Cable Entry Exit Bypass Output Cable Exit Rectifier DC Cable Entry Control Cable Entry Exit Outer...

Page 48: ...imensions include side panels subtract 1 4 35mm when removing both side panels RECTIFIER CENTER OF 62 5 1587 78 0 1981 INVERTER SPLIT PART B 24 6 625 31 5 800 36 3 922 29 1 739 A GRAVITY 140 5 3568 LE...

Page 49: ...B Front Of Unit Forklift Openings Forklift Openings Rectifier Section Part A Inverter Section Part B Notes 1 All dimensions are in inches mm 2 Unit bottom is structurally adequate for forklift handlin...

Page 50: ...TOM CABLE ENTRY PANELS PILLARS REMOVED FOR CLARITY RECTIFIER SECTION PART A INVERTER SECTION PART B FORKLIFT OPENINGS FORKLIFT OPENINGS REAR FRONT OF UNIT REAR BOTTOM INPUT PART A BOTTOM OUTPUT PART B...

Page 51: ...l wiring is to be in accordance with national and local electrical codes DC Input Input Ground DC Input Input Phases Do not double stack lugs two lugs on same side of busbar This is to prevent the cab...

Page 52: ...DUAL LUG CONNECTION DETAIL DC INPUT INPUT GROUND DC INPUT INPUT PHASES LUGS BUSBAR BOLT A B C 2 00 51 TYP 1 75 44 TYP 2 00 51 TYP 1 75 44 TYP DIA 56 14 TYP DIA 56 14 TYP DIA 56 14 TYP 1 26 32 TYP 1 75...

Page 53: ...ble for at least 75 C 4 All wiring is to be in accordance with national and local electrical codes Neutral Output Ground Output Phases RIGHT SIDE OUTPUT RIGHT FRONT A B C OUTPUT GROUND O 1 57 40 Typ 1...

Page 54: ...ical codes BREAKERS AND FRONT POST REMOVED FOR CLARITY C B A N C B A OUTPUT GROUND TOP ENTRY OUTPUT GROUND 1 75 44 TYP 56 DIA 14 TYP 1 75 44 TYP 76 8 1950 30 4 772 33 9 860 0 56 4 1432 BYPASS OUTPUT N...

Page 55: ...tion ID P1305 WH P N 532061G1 DC Busbar DC Busbar M10 Flat Washer M10 Ribbed Washer 2x M10 Hex Head Bolt Low Voltage Wire Connections Between Part A and Part B Wires are coiled and tied in Part A Unco...

Page 56: ...065G1 532063G1 DC Fuse 02 806708 External Interface Board To 02 806708 __ Connection ID P0814 WH P N 532063G1 532065G1 02 806710 Fan Interface Board 3 02 806708 External Interface Board TO 02 806708 _...

Page 57: ...B Wires are coiled and tied in Part A Uncoil route and connect wires in finish part as shown Use wire label as guide for TO component connection ID and wire part number Tie wires away from sharp edge...

Page 58: ...rter Gate Drive B To 02 806704 Phase B ID P0400B 531985G3 UPSC Control Door 02 806704 Inverter Gate Drive C To 02 806704 Phase C ID P0400C 531984G1 UPSC Control Door 02 806705 Bypass Control Board To...

Page 59: ...and A Wires are coiled and tied in Part B Uncoil route and connect wires in finish part as shown Use wire label as guide for TO component connection ID and wire part number Tie wires away from sharp...

Page 60: ...To 02 806710 __ Connection ID P1011 WH P N 532049G1 532065G1 02 806710 Fan Interface Board 2 02 806710 Fan Interface Board 1 To 02 806710 __ Connection ID P66 WH P N 532065G1 532063G1 DC Fuse 02 80670...

Page 61: ...ed loose item inside the Wire Cabinet on inverter side the UPS Cabinet to Cabinet Connection Hardware DETAIL A Reference of Rectifier Corner Post See Detail A Remove upper and lower internal panels be...

Page 62: ...n Figure 41 3 Install Phase B cables 4 Install Phase A busbar as shown in Figure 41 5 Install Phase A cables 6 Verify that all busbar bolt connections are torque properly Liebert NXL 500kVA Rectifier...

Page 63: ...mable Relay Board NOTE Up to two 2 PRB s can be installed in the Liebert NXL Table 12 Programmable Relay Board pinout Terminal Block Channe l Pin No Commo n Normally Closed Normally Open J71 CH 1 A 1...

Page 64: ...TB3 CH 6 A 1 3 1 2 3 B 4 6 4 5 6 CH 7 A 7 9 7 8 9 B 10 12 10 11 12 CH 8 A 13 15 13 14 15 J74 B 1 3 1 2 3 Note Pin 16 not used on J71 J72 and J73 Table 12 Programmable Relay Board pinout Terminal Bloc...

Page 65: ...e IGBT based Sine Sine PWM Controlled Output Power for 0 9 PF Rating kW 450 562 5 675 Output Voltage VAC 480V 3 ph 4 wire 480V 3 ph 4 wire 480V 3 ph 4 wire 575V 3 ph 4 wire 600V 3 ph 4 wire Output Vol...

Page 66: ...p or Bottom Standards and Conformities UL 1778 4th Ed CSA 22 2 107 3 FCC Part 15 Class A IEC62040 2 Level 4 Criteria A EN61000 4 3 Level 3 Criteria A EN61000 4 6 Level 4 Criteria A EN61000 2 2 Criteri...

Page 67: ...reaker must be set to handle the NXL transformer inrush of up to eight times the nominal current 4 For breaker coordination while the module is overloaded see the current versus time values on the ove...

Page 68: ...kcmil 2 500kcmil 3 0AWG 5 3C 4 500kcmil 2 500kcmil 250kcmil 750 675 575 3 4C 4 600kcmil 2 250kcmil 2 0AWG 4 3C 4 600kcmil 2 350kcmil 4 0AWG 750 675 600 3 4C 4 600kcmil 2 250kcmil 2 0AWG 4 3C 4 600kcmi...

Page 69: ...50kcmil 1 250kcmil 1 250kcmil 1 Recommended cable sizes are 167 F 75 C THW wire at 86 F 30 C ambient Unless otherwise noted use copper or aluminum conductors suitable for at least 75 C 2 For continuou...

Page 70: ...tiv Liebert NXL 500 750kVA UPS Installation Manual 64 Figure 43 Inverter overload data Time seconds Load Percent Time seconds Continuous 1363 60 40 25 15 10 6 4 2 1 0 5 100 159 250 394 600 937 5000 37...

Page 71: ...65 Figure 44 Bypass overload data 100 0 500 1500 1000 2000 3000 4000 5000 2500 3500 4500 110 110 Load 15 000 Seconds Load Percent Time Seconds Time Seconds Continuous 120 130 140 150 160 170 180 190 2...

Page 72: ...kcmil 54916BE 54874BE 60168 60269 500kcmil 54918BE 54876BE 60171 60273 600kcmil 54920BE 54878BE 60176 60275 750kcmil 54922BE 54880BE 60178 60277 Table 20 Recommended torque values Grade 5 Steel Unifie...

Page 73: ...Vertiv Liebert NXL 500 750kVA UPS Installation Manual 67 NOTES...

Page 74: ...Vertiv Liebert NXL 500 750kVA UPS Installation Manual 68...

Page 75: ......

Page 76: ...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 Co assumes no r...

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