Emerson UPS Systems Power Supply User Manual
Contents
1. 9 U D 2 E CE 5 1 Ln n n ds 28 o 0 E CONDUIT KNOCK OUTS FOR CONTROL WIRING 919 0 O 99010 0 9 9 ere 910 0709027 99002000 910 1 E e oo o _ o 050 00 0 Ola oJe O O O O O O oc 9 lt z zy gr zz ES 5 22 09 amp zz az zo 55 xO zo mi c oO ES E zu 5 2 zu CONDUIT KNOCK OUTS FOR CONTROL WIRING FRONT VIEW SECTION A A 24 Installation Drawings Figure18 Ground strap location for connected cabinets Reference of corner post of connected cabinets a FRONT SIDE OF gt Je 5 f es Z P p 2 Typical Ground Strap tallation Cabinet to Cabinet Use for all connected units except Battery Cabinet Bolting Instructions 25 3 0 SPECIFICATIONS Table 6 Liebert NXL Maintenance Bypass Cabinet specifications Model Size Input Parameters 250 300 400 Input Voltage to Bypass2. MIB Figure 13 Liebert NXL Maintenance Bypass Cabinet two input system point to point wiring to UPS 18 Installation Drawings Table 2 Liebert supplied interconnect wiring for two input Liebert NXL Maintenance Bypass Cabinet Run To From Conductor A Utility AC Phase A MBC Bypass AC Phase A Maintenance Bypass AC Phase A B Utility AC Phase B MBC Bypass AC Phase B Maintenance Bypass AC Phase B C Utility AC Phase C MBC Bypass AC Phase C Maintenance Bypass AC Phase C D Utility Neutral MBC Neutral System Input Neutral E Utility Ground MBC Ground System Ground F MBC Bypass AC Phase A UPS Bypass AC Phase UPS Bypass Input Phase A G Bypass AC Phase UPS Bypass AC Phase B UPS Bypass Input Phase B H MBC Bypass AC Phase C UPS Bypass AC Phase C UPS Bypass Input Phase C Utility Bypass AC Phase A UPS Rectifier AC Phase A UPS Rectifier Input Phase A J Utility Bypass AC PhaseB UPS Rectifier AC Phase B UPS Rectifier Input Phase B K Utility Bypass AC Phase C UPS Rectifier AC Phase C UPS Rectifier Input Phase C L MBC Neutral UPS Bypass Neutral UPS Neutra
3. 11 Installation Drawings Figure 8 3 p 24 0 _ 610 30 8 782 ace 1595 Knock out for control wiring 1 0 25 4mm 3 Places TOP VIEW DOOR dsl i 76 8 1950 i 38 5 979 j BITE a 12 2 _ a 809 24 2 615 FRONT See Note 10 NOTES 1 All dimensions are in inches mm 2 24 minimum clearance above unit required for air exhaust 3 Keep cabinet within 15 degrees of vertical while handling 4 Top and bottom cable entry available through removable access plates Remove punch to suit conduit size and replace 5 Unit bottom is structurally adequate for forklift handling 6 Includes side panel Side panels are removed between adjacent units which are bolted togethe r Liebert NXL Maintenance Bypass Cabinet 400kVA outline drawing 7 Control wiring and power wiring must be run in separate conduits 8 Aluminum and copper clad aluminum cables are not recommended Al 37 3 m 947 4 9 Conduit EN 124 Landing TYP Area 1 3 9 21 1 100 535 NP E o
4. UPS 20 Installation Drawings Table 3 Liebert supplied interconnect wiring for three input Liebert NXL Maintenance Bypass Cabinet Run To From Conductor A Utility AC Phase A MBC Bypass AC Phase A Maintenance Bypass AC Phase A B Utility AC Phase B MBC Bypass AC Phase B Maintenance Bypass AC Phase B C Utility AC Phase C MBC Bypass AC Phase C Maintenance Bypass AC Phase C D Utility Neutral MBC Neutral System Input Neutral E Utility Ground MBC Ground System Ground F Utility AC Phase A UPS Bypass AC Phase A UPS Bypass Input Phase A G Utility AC Phase B UPS Bypass AC Phase B UPS Bypass Input Phase B H Utility AC Phase C UPS Bypass AC Phase C UPS Bypass Input Phase C Utility AC Phase A UPS Rectifier AC Phase A UPS Rectifier Input Phase A For detached units only J Utility AC Phase B UPS Rectifier AC Phase B UPS Rectifier Input Phase B K Utility AC Phase C UPS Rectifier AC Phase C UPS Rectifier Input Phase C L Utility Neutral UPS Neutral UPS Neutral M MBC Ground UPS Equipment Ground UPS Ground N UPS Output AC PhaseA MBC Output AC Phase A UPS Output Phase A UPS Output AC Phase B MBC Output AC Phase B UPS Output Phase B P UPS Output AC Phase C MBC Output AC Phase C UPS Output Phase C P1 UPS Output Neutral MBC Neutral UPS Neutra
5. VA EAE WT SL 2 1 8 Environmental Considerations Pee E A abere s PE Meere runs ved 2 DNE sd PT Em 2 19 22 Storas ei rS etate S DIRE ar ut eeepc etr teste iios ars S Eo Ponte 3 1 4 Positioning si sus q v e YS pil v dan p SOE ERA Vb RAT S 3 LAL Moving the Cabinets sve Balle gor Rep UC U P P e dress 3 1 452 Clearances ed aet ri A Re SOS Ice restet bis a Rate pta bd 3 1 4 8 FloorInstallation Anchoring ea usu eee ra 3 1 5 Cable 4a t eg eo huk PL Ak A u 3 1 6 Power Cables e RUPEE aita eus Bb des WR See Sa nta eee ih Cer LA iro 4 1 6 1 Power Cable Connection Procedure 5 2 0 INSTALLATION DRAWINGS 0 ee ee eee eee ees 7 3 0 SPECIFICATIONS I L l K he he dart Ro ooh ie Ree a er ene eae aa ae 26 TABLE OF CONTENTS Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Table 1 Table 2 Table 8 Table 4 Table 5 Table 6 Table 7 Table 8 Table 9 Table 10 Table 11 Table 12 Table 13 Table 14 Table 15 FIGURES Cabinet arrangement Liebert NXL UPS battery cabinets maintenance bypass cabinet 4 Two Breaker Maintenance B
6. Je l BOTTOM VIEW FOOTPRINT 4 282 384 716 1000 See Note 11 SIDE VIEW 2 21 9 Conduit 556 Landing Area q L n Knock out for control 3 i 1 wiring 1 0 25 4mm 410 2 Places J U 9 All wiring is to be in accordance with national and local electrical codes 10 Widths are without side panels The width is 25 6 650mm with side panels 11 The depth dimension includes the front door and rear panel BOTTOM CONDUIT PLATES 12 Installation Drawings Figure 9 26 65 16 40 48 123 TYP BUS BAR DETAIL 26 65 BREAKER REMOVED FOR CLARIY FRONT VIEW so o 000000 n arp 9 h ai bOn oldiki e Ph fo 3 SIDE VIEW Liebert NXL Maintenance Bypass Cabinet 250 and 300kVA terminal details NOTE ALL DIMENSIONS ARE IN inches mm 6 14 8 PLACES CUSTOMER 18 TYP Ae i ud O O 1 0 1 BUS TERMINATION DETAIL o9 o O 13 Installation Drawings
7. t i B B B B MAINTENANCE _ MAINTENANCE fe ISOLATION BYPASS BREAKER BREAKER j B MIB o MBB 4 CONTROL WIRING TERMINAL BLOCK OF TB1 o of En 0 ll a SECTION A A Installation Drawings Figure6 Liebert NXL Maintenance Bypass Cabinet 400kVA main component location INPUT OUTPUT PHASE C PHASE C INPUT OUTPUT PHASEA PHASE A E Ub d x 1 lt F 22 E za INPUT PHASE B OUTPUT GROUND NEUTEIL PHASE B BREAKER REMOVED FOR CLARITY A BUSBAR DETAIL B N H 1 10 of E fe NEUTRAL BUSBAR P LOCATED IN REAR CORNER FORADDITIONAL LANDING SPACE n WT 1 B q b Py ca e i Festa aqa ol OPTIONAL J SOLENOID 1 ur INTERLOCK B 4 e o non P P MAINTENANCE MAINTENANCE BYPASS 4 15 ISOLATION BREAKER i mi 1 MBB mE BEER MIB DH ol M T JE
8. AC Power Business Critical Continuity Liebert NXL Maintenance Bypass Cabinet Installation Manual 250 400 60Hz E A gt EMERSON Network Power CONTACTING LIEBERT FOR SUPPORT contact Emerson Network Power Liebert Services for information or repair service in the United States call 1 800 LIEBERT 1 800 543 2378 Liebert Services offers a complete range of start up services repair services preventive maintenance plans and service contracts For repair or maintenance service outside the 48 contiguous United States contact Liebert Services if available in your area For areas not covered by Liebert Services the authorized distributor is responsible for providing qualified factory authorized service For Liebert Services to assist you promptly have the following information available Part Numbers Serial Numbers kVA Rating Date Purchased Date Installed Location Input Voltage Frequency Output Voltage Frequency Product Warranty Registration To register for warranty protection visit the Service and Support section of our Web site at ww w liebert com Click on Product Registration and fill out the form IMPORTANT SAFETY INSTRUCTIONS lessen 1 1 0 SINGLE MODULE MECHANICAL INSTALLATION 2 1 1 Tritroduction s eer ce an Re RA gods 2 1 2 Preliminary
9. olo Jal hawan El val CONTROL WIRING TON OA TERMINAL BLOCK p op TB1 9 o D 4 ED D 1 1 l FRONT SECTION A A 10 Installation Drawings Figure7 Liebert NXL Maintenance Bypass Cabinet 250 and 300kVA outline drawing CONDUIT LANDING AREA KNOCK OUT FOR CONTROL WIRING gn 3PLCS TOP VIEW DOOR OPEN BOTTOM VIEW FOOTPRINT LI 4 122 309 335 24 2 850 615 NOTES 21 9 CONDUIT 1 All dimensions are in inches mm 555 LANDING 2 24 minimum clearance above unit required for air exhaust AREA 3 Keep cabinet within 15 degrees of vertical while handling 4 Top and bottom cable entry available through removable KNOCK OUT FOR access plates Remove punch suit conduit size and replace CONTROL WIRING 5 Unit bottom is structurally adequate for forklift handling T 6 Includes side panel Side panels are removed between adjacent units which are bolted togethe r 7 Control wiring and power wiring must be run in separate conduits 8 Aluminum and copper clad aluminum cables are not recommended 9 All wiring is to be in accordance with national and local electrical codes 10 Widths are without side panels The width is 25 6 650mm with side panels 11 The depth dimension includes the front door and rear panel BOTTOM CONDUT PLATES
10. 1 0AWG 2 250kcmil 1 0AWG 2 250kcmil 1 0AWG 3 3 5C 3 500kcmil 3 4C 3 500kcmil 4 3C 3 250kcmil 3 3 250kcmil 500 450 480 480 480 480 2250kcmil 1 0AWG 2 250kcmil 1 0AWG 2 4 0AWG 1 0AWG 2 4 0AWG 1 0AWG Table 12 Recommended conduit and cable sizes Module Output Module Output UPS System Rating Input Voltage VAC Nominal Selection Alternate Selection Top Cable Entry Bottom Cable Entry Top Cable Entry Bottom Cable Entry Maint Wire amp Conduit Wire amp Conduit Wire amp Conduit Wire amp Conduit kVA kW Rectifier Bypass Output Ph N G Ph G THW RNC Ph N G THW FMC Ph N G THW RNC 2 3C 3 250kcmil 2 3C 3 250kcmil 3 2C 34 2 0AWG 3 2 5C 3 2 0AWG 250 12251 480 480 480 480 gt 250kcmil 1 0AWG 2 250kcmil 41 0AWG 2 2 0AWG 1 0AWG 2 2 0AWG 1 0AWG 2 3 5C 3 350kcmil 2 3 5C 3 350kcmil 3 3C 3 44 0AWG 3 3C 3 4 0AWG 300 270 480 480 480 480 j okcmil 1 0AWG 2 350kcmil amp 1 0AWG 2 4 0AWG 1 0AWG 2 4 0AWG 1 0AWG 2 4C 3 500kcmil 2 4C 3 500kcmil 3 3C 3 250kcmil 3 3C 3 250kcmil 400 360 480 480 480 480 2 amp 1 0AWG 2 500kcmil amp 1 0AWG 2 250kcmil 1 0AWG 2 250kcmil 1 0AWG 3 3 5C 3 500kemil 3 4C 3 500kcmil 4 3 250kcmil 4 3C 3 250kcmil 500 450 480 480 480 480 250kcmil 1 0AWG 2 250kcmil 1 0AWG 2 4 0AWG 1 0AWG 2 4 0AWG 1 0
11. 2 0AWG 1 0AWG 2 2 0AWG 1 0AWG 2 3 5C 3 350kcmil 2 3 5C 3 350kcmil 3 3 4 0AWG 3 3 44 0AWG 300 270 480 480 480 480 2350kcmil 41 0AWG 2 350kcmil 1 0AWG 2 4 0AWG 1 0AWG 2 4 0AWG 1 0AWG 2 4C 3 500kcmil 2 4C 3 500kcmil 3 3C 3 250kcmil 3 3 250kcmil 400 360 480 480 480 480 5 41 0AWG 2 500kcmil 1 0AWG 2 250kcmil 1 0AWG 2 250kcmil 1 0AWG 3 3 5C 3 500kcmil 3 4C 3 500kcmil 4 3C 3 250kcmil 4 3 250kcmil 500 450 480 480 480 480 250kcmil 1 0AWG 2 250kcmil 1 0AWG 2 4 0AWG 1 0AWG 2 4 0AWG 1 0AWG Table 10 Recommended conduit and cable sizes Rectifier Input 1 Input System Rectifier Input 1 Input System UPS Rating System Input Voltage VAC Nominal Selection Alternate Selection Top Cable Entry Bottom Cable Entry Top Cable Entry Bottom Cable Entry Maint Wire amp Conduit Wire amp Conduit Wire amp Conduit Wire amp Conduit kVA kW Rectifier Bypass Output Ph N G THW Ph G THW RNC Ph N G THW FMC Ph G THW RNC 2 2 5C 3 250kcmil 2 2 5 3 250kcmil 3 2 3 2 0AWG 3 2C 3 2 0AWG 250 1225 480 480 480 480 1 0AWG 1 0AWG 1 0AWG 1 0AWG 2 3 350kcmil 2 3 350kcmil 3 2 5C 3 4 0AWG 3 2 5C 3 4 0AWG 300 270 480 480 480 480 1 0AWG 1 0AWG 1 0AWG 1 0AWG 2 3 500kcmil 2 3 5C 3 500kcmil 3 2 5C 3 250kcmil
12. 270 480 480 480 480 2 3 4 0AWG 1 0AWG 400 360 480 480 480 480 2 3 350kcmil 1 0AWG 500 450 480 480 480 480 2 3 500kcmil 1 0AWG 28 Specifications Notes See the Liebert NXL UPS installation manual SL 25420 for UPS rectifier UPS bypass and UPS out put sizes The manual is available at the Liebert Web site www liebert com These are guidelines only and are superseded by local regulations and codes of practice where appli cable Take special care when determining the size of the neutral cable as current circulating on the neutral cable may be greater than nominal current in the case of non linear loads Refer to the values given 1n the Tables 7 and 8 The ground conductor should be sized according to the fault rating cable lengths type of protec tion etc The ground cable connecting the UPS to the main ground system must follow the most direct route possible Consideration should be given to the use of smaller paralleled cables for heavy currents as a way to ease installation In most installations the load equipment is connected to a distribution network of individually protected busbars fed by the maintenance bypass cabinet output rather than being connected directly to the Maintenance bypass cabinet itself Where this is the case the maintenance bypass cabinet output cables can be rated to suit the individual distribution network demands rather than being fully load rated When la
13. 3 2 5C 3 250kcmil 400 360 480 480 480 480 1 0AWG 1 0AWG 1 0AWG 1 0AWG 3 3 500kcmil 3 3 5C 3 500kcmil 4 2 5 3 250kcmil 4 3 250kcmil 500 1450 480 480 480 480 2 0AWG 2 0AWG 2 0AWG 2 0AWG 27 Specifications Table 11 Recommended conduit and cable sizes Module Bypass Input Module Bypass Input UPS Rating System Input Voltage VAC Nominal Selection Alternate Selection Top Cable Entry Bottom Cable Entry Top Cable Entry Bottom Cable Entry Maint Wire amp Conduit Wire amp Conduit Wire amp Conduit Wire amp Conduit kVA kW Rectifier Bypass Byp Output Ph N G THW FMC Ph N G THW RNC Ph N G THW FMC Ph N G THW RNC 2 3C 3 250kcmil 2 3C 3 250kcmil 3 2C 3 2 0AWG 3 2 5C 3 2 0AWG 250 2251 480 480 480 480 gt gt 41 0AWG 2 250kcmil amp 4 0AWG 2 2 0AWG 1 0AWG 2 2 0AWG 1 0AWG 2 3 5C 3 350kcmil 2 3 5C 3 350kcmil 3 3 44 0AWG 3 3 44 0AWG 300 270 480 480 480 480 gt 1 0AWG 2 350kcmil 1 0AWG 2 4 0AWG 1 0AWG 2 4 0AWG 1 0AWG 2 4C 3 500kcmil 2 4C 3 500kcmil 3 3C 3 250kcmil 3 3C 3 250kcmil 400 360 480 480 480 480 5 41 0AWG 2 500kemil
14. Figure10 Liebert NXL Maintenance Bypass Cabinet 400Kva terminal details TOP VIEW FRONT VIEW 257 m tun A ues 257 65 65 9 Gi 56 4 1 75 8 PLACES m 44 e m 4 iN um Ms o o Bd o o of 20 jefe bk 200 P customer Le 48 CONNECTION is 123 BUS TERMINATION DETAIL AREA 45 BUSBAR DETAIL A BREAKERS REMOVED FOR CLARITY e 1 75 4 ye 41 ENTRY TOP ENTRY i 3 1 79 di 56 1 37 X 56 SLOT 14 TYPICAL TYPICAL de E 20 PLACES 24 PLACES 5 AUX NEUTRAL BUS DETAIL H NOTE f id S ALL DIMENSIONSARE IN i
15. and cable sizes Load Output 28 Recommended conduit and cable sizes Load Bank Output 28 Recommendedlugsizes eee hrs 29 IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important instructions that should be followed during installation of your Liebert NXL Maintenance Bypass Cabinet WARNING Exercise extreme care when handling cabinets to avoid equipment damage or injury to personnel The Liebert NXL Maintenance Bypass Cabinet weight ranges from 700 to 900 Ib 317 to 409kg Locate center of gravity symbols 4 determine unit weight before handling each cabinet Test lift and balance the cabinets before transporting Maintain minimum tilt from vertical at all times Slots at the base of the cabinets are intended for forklift use Base slots will support the unit only if the forks are completely beneath the unit In case of fire involving electrical equipment use only carbon dioxide fire extinguishers or those approved for use in fighting electrical fires Extreme caution is required when performing maintenance Be constantly aware that the system contains high DC as well as AC voltages Check for voltage with both AC and DC voltmeters prior to making contact Read this manual thoroughly before working with the maintenance bypass cabinet Retain this man ual for use by installing personnel A WA
16. installed by a qualified engineer in accordance with the information contained in this chapter and all equipment not referred to this manual 18 shipped with details of its own mechanical and electrical installation A Eye protection should be worn to prevent injury from accidental electrical arcs Remove rings watches and all metal objects Only use tools with insulated handles Wear rubber gloves Three phase input supply required The standard Liebert NXL UPS is suitable for connection to three phase four wire Earth TN C 5 IT G IT IG or three phase three wire plus ground IT UG If using the Liebert NXL UPS with an IT Power system a four pole disconnect device must be included as part of building installation 1 2 Preliminary Checks Before installing the Maintenance Bypass Cabinet carry out the following preliminary checks Visually examine the equipment for transit damage both internally and externally Report any damage to the shipper immediately Verify that the correct equipment is being installed The equipment supplied has an identification tag on the back of the main door reporting the type size and main calibration parameters of the UPS Verify that the room satisfies the environmental conditions stipulated in the equipment specifica tions paying particular attention to the ambient temperature and air exchange system 1 3 Environmental Considerations 1 3 1 Room The Maintenance Bypass Cabinet is intended for indoor
17. isolators that connect the input bypass supply Check that these supplies are electrically isolated and post any necessary warning signs to prevent their inadvertent operation The following are guidelines only and superseded by local regulations and codes of practice where applicable Take special care when determining the size of the neutral cable grounded conductor because current circulating on the neutral cable may be greater than nominal current in the case of non linear loads Refer to Tables 7 and 8 The grounding conductor should be sized according to the fault rating cable lengths type of pro tection etc The grounding cable connecting the UPS to the main ground system must follow the most direct route possible Consider using smaller paralleled cables for heavy currents as a way of easing installation Figure1 Cabinet arrangement Liebert NXL UPS battery cabinets maintenance bypass cabinet Note If a maintenance bypass cabinet is used it must be Bypass installed on the right side of Cabinet the Liebert NXL UPS Maintenance Bypass Cabinet Single Module Mechanical Installation 1 6 1 Power Cable Connection Procedure The system input UPS bypass UPS output and system output cables all require lug type termina tlons are connected to busbars situated behind the power isolator switches as shown in 2 0 Instal lation Drawings These are accessible when the
18. AWG Table 13 Recommended conduit and cable sizes Load Output Load Output UPS Rating System Input Voltage VAC Nominal Selection Alternate Selection Top Cable Entry Bottom Cable Entry Top Cable Entry Bottom Cable Entry Maint Wire amp Conduit Wire amp Conduit Wire amp Conduit Wire amp Conduit kW Rectifier Bypass Output Ph N G THW FMC Ph N G THW FMC Ph N G THW FMC Ph N G THW FMC 2 3C 3 250kcmil 2 3 250kcmil 3 2C 3 2 0AWG 3 2 5 3 82 0AWG 250 225 480 480 480 480 2250kcmil 1 0AWG 2 250kcmil 1 0AWG 2 2 0AWG 1 0AWG 2 2 0AWG 1 0AWG 2 3 5 3 350kcmil 2 3 5C 3 350kcmil 3 3C 344 0AWG 3 3C 3 4 0AWG 300 270 480 480 480 480 2 S50kcmil 1 0AWG 2 350kcmil 1 0AWG 2 4 0AWG 1 0AWG 2 4 0AWG 1 0AWG 2 4 3 500kcmil 2 4 3 500kcmil 3 3 3 250kcmil 3 3C 3 250kcmil 400 360 480 480 480 480 2 41 0AWG 2 500kcmil 1 0AWG 2 250kcmil 1 0AWG 2 250kcmil 1 0AWG 3 3 5C 3 500kcmil 3 4C 3 500kcmil 4 3C 3 250kcmil 4 3C 3 250kcmil 500 1450 480 480 480 480 1 0AWG 2 250kcmil 1 0AWG 2 4 0AWG 1 0AWG 2 4 0AWG 1 0AWG Table 14 Recommended conduit and cable sizes Load Bank Output UPS Rating System Input Voltage VAC Load Bank Output Nominal Selection Front Cable Entry kVA kW Rectifier Bypass Maint Byp Output Wire 3W GND 250 225 480 480 480 480 1 3 500kcmil 1 0AWG 300
19. RE DIAGRAM WITH INTERLOCK Connections at UPS External Interface Board EIB 02 806708 Control wiring connections with interlock From To Purpose PES e ep s ss EPO Signal TB1 2 Customer EPO Push Button Switch TB1 3 0821 2 Maintenance Bypass 1 4 TB0821 1 Enable Contacts TB1 5 TB0824 3 TB1 6 TB0824 2 UPS REPO Contacts TB1 7 TB0824 1 TB1 8 0811 3 TB1 9 TB0811 2 MIB Contacts 1 10 0811 1 TB1 11 TB0813 3 TB1 12 TB0813 2 MBB Contacts TB1 13 TB0813 1 TB1 14 TB0820 2 TB1 15 TB0820 1 EPO Status Contacts TB1 16 TB0820 3 23 Installation Drawings Figure17 Liebert NXL Maintenance Bypass Cabinet control wire routing 9 O o oe p p LO i o e B 29 oa G s ELEN 8 0 S 0 9 0 5 0 5 6 9 0 0 510570 90 90 90 9 10 2015 0 80 e o o o O Oe O o O o O oc O oc O oc O o O o O o O o O o O o O o O o O o 900 000 G Q ce O c Oc Oc 0 Oc Oc Oc Oc Oc Oc Oc Oo
20. RNING Under typical operation and with all doors closed only normal safety precautions are necessary The area around the system should be kept free of puddles of water excess moisture and debris Special safety precautions are required for procedures involving handling installation and maintenance of the Maintenance Bypass Cabinet Observe all safety precautions in this manual before handling or installing the Maintenance Bypass Cabinet Observe all precautions in the Operation and Maintenance Manual before as well as during performance of all maintenance procedures This equipment contains circuits that are energized with high voltage Only test equipment designed for troubleshooting should be used This is particularly true for oscilloscopes Always check with an AC and DC voltmeter to ensure safety before making contact or using tools Even when the power is turned Off dangerously high potential electric charges may exist All power and control wiring should be installed by a qualified electrician All power and control wiring must comply with the NEC and applicable local codes ONLY properly trained and qualified personnel should perform maintenance on the Maintenance Bypass Cabinet When performing maintenance with any part of the equipment under power service personnel and test equipment should be standing on rubber mats The service personnel should wear insulating shoes for isolation from direct contact with the floor ground One perso
21. TO CONTACT WITH OTHER BUSBARS o BOTTOM CABLE ENTRY ROUTING BREAKERS REMOVED FOR CLARITY 15 Installation Drawings Figure12 Liebert NXL Maintenance Bypass Cabinet one input system point to point wiring to UPS FRONT BYPASS NEUTRAL OUTPUT NEUTRAL D UPS 16 Installation Drawings Table 1 Liebert supplied interconnect wiring for one input Liebert NXL Maintenance Bypass Cabinet Run To From Conductor A Utility AC Phase A MBC Bypass AC Phase A Maintenance Bypass AC Phase A B Utility AC Phase B MBC Bypass AC Phase B Maintenance Bypass AC Phase B C Utility AC Phase C MBC Bypass AC Phase C Maintenance Bypass AC Phase C D Utility Neutral MBC Neutral System Input Neutral E Utility Ground MBC Ground System Ground F MBC Bypass AC Phase A UPS Bypass AC Phase A UPS Bypass Input Phase A G MBC Bypass AC Pha
22. VAC 480V 3 phase 3 wire or 4 wire Permissible Input Voltage Range VAC 1096 to 30 Input Frequency Hz 60 Permissible Input Frequency Range Hz 55 to 65 Neutral Current 1 7 times full phase current Output Parameters Inverter Type IGBT based Sine Sine PWM Controlled Output Power kW 225 270 360 Output Voltage VAC 480V 3 ph 4 w Output Frequency Hz 60 Physical Parameters amp Standards in mm without side hee 24 2 615 Depth mm 33 5 850 33 5 850 39 4 1000 Height in mm 76 8 1950 Weight Ib kg 755 342 5 Color Charcoal ZP 0420 Front Door Opening for serviceability Degree of Protection for UPS Enclosure More than 180 IP 20 with and without front door open Standards and Conformities UL 1778 CSA 22 2 107 3 FCC Part 15 Class A ISTA Procedure 1H Location of cable entrance WEEE Minimum clearance Top in mm 24 610 Minimum clearance Back in mm 0 Minimum clearance Sides in mm 0 Top or Bottom Environmental Parameters Storage Temperature Range F C 13 to 158 25 to 70 Operating Temperature Range F C 0 to 40 UPS Relative Humidity Maximum 95 Non Condensing Operating and Non Operating Maximum Altitude above MSL ft m 4920 1500 as per IEC 62040 3 196 maximum kW derate 328 rise between 4921 9843 100 rise betw
23. abinet FBO MBB Critical Load Load Bank FBO Main Input Switchgear gear UPS Module EG MIB Maintenance Isolation Breaker Battery BIB Bypass Input Breaker System MBD MBB Maintenance Bypass Breaker FBO Furnished By Others N Neutral EG Equipment Ground Main Bonding Jumper 3 wire systems only on Option Interlock Installation Drawings Figure5 Liebert NXL Maintenance Bypass Cabinet 250 and 300kVA main component location INPUT OUTPUT PHASE C PHASE C INPUT OUTPUT PHASEAN PHASEA BREAKER REMOVED FOR CLARITY we eee END OUTPUT PHASE B NEUTRAL BUSBAR DETAIL B Ma jo eo ap sls 0 q 2 b b H ET h cade OPTIONAL 1 j SOLENOID e 1 INTERLOCK i B 1 g d 6 H x H ejl
24. abinets The route to be travelled between the point of arrival and the unit s position must be planned to make sure that all passages are wide enough for the unit and that floors are capable of supporting its weight for instance check that doorways lifts ramps etc are adequate and that there are no impassable corners or changes in the level of corridors Ensure that the cabinet weight is within the designated surface weight loading kg cm of any han dling equipment See Table 6 for weight Ensure that any lifting equipment used in moving the cabinet has sufficient lifting capacity The Maintenance Bypass Cabinet can be handled by means of a fork lift or similar equipment For operations with a fork lift refer to installation drawings in 2 0 Installation Drawings Because the weight distribution in the cabinet 1s uneven use extreme care during handling and transporting When moving the unit by forklift care must be taken to protect the panels Do not exceed a 15 degree tilt with the forklift Bottom structure will support the unit only if the forks are completely beneath the unit Handling the unit with straps is not authorized A CAUTION Take extreme care when handling Maintenance Bypass Cabinets to avoid equipment damage or injury to personnel Clearances Liebert NXL Maintenance Bypass Cabinets have no ventilation grilles at either side or at the rear Clearance around the front of the equipment should be sufficient t
25. e interior panels Connect the ground and any necessary main bonding jumper to the equipment ground busbar NOTE The grounding and neutral bonding arrangement must be in accordance with local and national codes of practice see Figure 11 NOTE Do not double stack lugs do not layer two lugs on the same side of the busbar see Figure 11 NOTE Care must be taken when routing power cable Ensure that cables do not touch other busbars Connect the AC input supply cables between the power distribution panel and the bypass input supply busbars A B C or A B C N terminals and tighten the connections to the proper torque Ensure correct phase rotation If system is one or two input connect the AC input supply cables between the maintenance bypass cabinet and the UPS bypass input supply busbars A B C or A B C N terminals and tighten the connections to the proper torque Ensure correct phase rotation If system is single input connect AC jumper connectors between UPS bypass input supply busbars and UPS rectifier input supply busbars A B C terminals and tighten the connections to the proper torque Ensure correct phase rotation Connect the system output power cables between the Maintenance Bypass Cabinet output A B C or A B C N terminals and the critical load and tighten the connections to the proper torque Ensure correct phase rotation Connect the auxiliary cables of any external interface signals to the respective connecti
26. ee Phase UPS 800 543 2378 powertech emersonnetworkpower com Environmental Systems 800 543 2778 Outside the United States 614 888 0246 Locations United States 1050 Dearborn Drive P O Box 29186 Columbus OH 43229 Europe Via Leonardo Da Vinci 8 Zona Industriale Tognana 35028 Piove Di Sacco PD Italy mi Rn 39 049 9719 111 every precaution has been taken to ensure the accuracy and completeness of this literature Liebert Corporation assumes Fax 39 049 5841 257 responsibility and disclaims all liability for damages resulting from use of Asia this information or for any errors or omissions 7 F Dah Sing Financial Centre 2008 Liebert Corporation 108 Gloucester Road Wanchai All rights reserved throughout the world Specifications subject to change H K without notice ong Rong Liebert is a registered trademark of Liebert Corporation 852 2572220 All names referred to are trademarks Fax 852 28029250 or registered trademarks of their respective owners S 25432 REVO1 06 08 Emerson Network Power The global leader in enabling Business Critical Continuity EmersonNetworkPower com 1 AC Power l Embedded Computing I Outside Plant Racks amp Integrated Cabinets Connectivity 7 Embedded Power Power Switching amp Controls Services DC Power I Monitoring Precision Cooling Surge Protection Business Critical Continuity Emerson Network Power and the Emerson Network Powe
27. een 1500 3000 26 Specifications Specifications Table 7 Liebert NXL Maintenance Bypass Cabinet current ratings System Input UPS Rating Voltage VAC System Input Nominal 10 Minute External Breaker kVA kW Input Bypass Output Current Overload Trip Amps 250 225 480 480 480 301 376 400 300 270 480 480 480 361 451 500 400 360 480 480 480 481 601 700 Table 8 Liebert NXL Maintenance Bypass Cabinet current ratings System Output UPS Rating Voltage VAC System Output Nominal 10 Minute External Breaker kVA kW Input Bypass Output Current Overload Trip Amps 250 225 480 480 480 301 376 400 300 270 480 480 480 361 451 500 400 360 480 480 480 481 601 700 Table 9 Recommended conduit and cable sizes Maintenance Bypass Input Maintenance Bypass Input UPS Rating System Input Voltage VAC Nominal Selection Alternate Selection Top Cable Entry Bottom Cable Entry Top Cable Entry Bottom Cable Entry Maint Wire amp Conduit Wire amp Conduit Wire amp Conduit Wire amp Conduit kVA kW Rectifier Bypass Output Ph G THW FMC Ph G THW RNC Ph N G THW FMC Ph N G THW RNC 2 3 250kcmil 2 3C 3 250kcmil 3 2C 3 2 0AWG 3 2 5C 3 2 0AWG 250 225 480 480 480 480 gt 1 0AWG 2 250kcmil 1 0AWG 2
28. iebert NXL Maintenance Bypass Cabinet control wire routing 24 Ground strap location for connected cabinets 25 TABLES Liebert supplied interconnect wiring for one input Liebert NXL Maintenance Bypass Cabinet yuya qa er batte te ob s i taa ree e a o era det 17 Liebert supplied interconnect wiring for two input Liebert NXL Maintenance Bypass Cabinets icf 02 eee e ee eg etie ot es but oie dot eti ite 19 Liebert supplied interconnect wiring for three input Liebert NXL Maintenance Bypass Cabinet 22 eeu a pet tete ts med OR 21 Control wiring connections without interlock 22 Control wiring connections with interlock 23 Liebert NXL Maintenance Bypass Cabinet 5 26 Liebert NXL Maintenance Bypass Cabinet current ratings System Input 27 Liebert NXL Maintenance Bypass Cabinet current ratings System Output 27 Recommended conduit and cable sizes Maintenance Bypass Input 27 Recommended conduit and cable sizes Rectifier Input 1 Input System 27 Recommended conduit and cable sizes Module Bypass Input 28 Recommended conduit and cable sizes Module Output 28 Recommended conduit
29. installation and should be located in a cool dry clean air environment with adequate ventilation to keep the ambient temperature within the Specified operating range see 3 0 Specifications All models of the Liebert NXL Maintenance Bypass Cabinet are convection cooled To permit air to enter and exit and prevent overheating or malfunctioning do not cover the ventilation openings When bottom entry 1s used the conduit plate can be removed and punched and replaced The bottom conduit plate must be replaced for proper airflow If necessary to cool the room install a system of room extractor fans The Maintenance Bypass Cabinet is suitable for mounting on concrete or other combustible surface only Single Module Mechanical Installation 1 3 2 1 4 1 4 1 1 4 2 1 4 3 1 5 Storage Should the equipment not be installed immediately it must be stored in a room for protection against excessive humidity and or heat sources see Table 6 Positioning The cabinet is structurally designed to handle lifting from the base Access to the power terminals auxiliary terminals blocks and power switches is from the front The top and front removable panels are secured to the chassis by screws The door can be opened to give access to the power connections bars auxiliary terminal blocks and power isolators Front door can be opened at 180 for better Service and more flexibility in installations Moving the C
30. l M MBC Ground UPS Equipment Ground UPS Ground N UPS Output AC Phase A MBC Output AC Phase A UPS Output Phase A UPS Output AC Phase MBC Output AC Phase B UPS Output Phase B P UPS Output AC Phase C MBC Output AC Phase C UPS Output Phase C Q MBC Output AC Phase A Load AC Phase A Load AC Input Phase A R MBC Output AC Phase B Load AC Phase B Load AC Input Phase B s MBC Output AC Phase C Load AC Phase C Load AC Input Phase C T MBC Neutral Load Neutral Load Neutral U MBC Ground Load Ground Load Equipment Ground V MBC Terminal Strip UPS External Interface Board Control Wiring For detached units only 19 Installation Drawings Figure14 Liebert NXL Maintenance Bypass Cabinet three input system point to point wiring to UPS BYPASS LC NEUTRAL es py HIA 3
31. l Q MBC Output AC Phase Load AC Phase Load AC Input Phase A R MBC Output AC Phase B Load AC Phase B Load AC Input Phase B S MBC Output AC Phase C Load AC Phase C Load AC Input Phase C T MBC Neutral Load Neutral Load Neutral U MBC Ground Load Ground Load Equipment Ground V MBC Terminal Strip UPS External Interface Board Control Wiring 21 Installation Drawings Figure15 Liebert NXL Maintenance Bypass Cabinet Control wire diagram without interlock Connections at UPS External Interface Board EIB 02 806708 LOW VOLTAGE TERMI STRIP Table 4 Control wiring connections without interlock From To Purpose B1 1 TB0813 _ Customer EPO b 12418112 1 1 push Button Switch B1 11 Signal B1 10 1 2 push Button Switch 8 1 8 TB1 3 TB0821 2 Maint Bypass Enable TB1 7 TB1 4 0821 1 Contacts TB1 6 5 61 5 TB1 5 TB0824 3 _ 3 1814 780821 1 6 TB0824 2 UPS REPO Contacts 2 TB1 7 TB0824 1 1 4781 2 EPO PB SW TB1 8 TB0811 3 TB1 1 TB1 9 TB0811 2 MIB Contacts WIRE DIAGRAM WITHOUT INTERLOCK TB1 10 TB0811 1 TB1 11 TB0813 3 TB1 12 TB0813 2 MBB Contacts TB1 13 TB0813 1 22 Installation Drawings Figure16 Liebert NXL Maintenance Bypass Cabinet control wire diagram with interlock LOW VOLTAGE TERMINAL STRIP TB1 B1 16 B1 15 1780820 TB0824 TB0821 EPO PB SW WI
32. n should never work alone even if all power is removed from the equipment A second person should be standing by to assist and summon help in case of an accident CAUTION This unit complies with the limits for a Class A digital device pursuant to Part 15 Subpart J of the FCC rules These limits provide reasonable protection against harmful interference in a commercial environment This unit generates uses and radiates radio frequency energy and if not installed and used in accordance with this instruction manual may cause harmful interference to radio communications Operation of this unit in a residential area may cause harmful interference that the user must correct at his own expense NOTE Liebert Corporation neither recommends nor knowingly sells this product for use with life support or other FDA designated critical devices Single Module Mechanical Installation 1 0 SINGLE MODULE MECHANICAL INSTALLATION 1 4 Introduction This section describes the requirements that must be taken into account when planning the position ing and cabling of the Liebert NXL Maintenance Bypass Cabinet This chapter is a guide to general procedures and practices that should be observed by the installing engineer The particular conditions of each site will determine the applicability of such procedures A Do not apply electrical power to the UPS equipment before the arrival of the commissioning engineer A The Maintenance Bypass Cabinet should be
33. nches mm SIDE VIEW 14 Installation Drawings Figure 11 Cable routing TOP ENTRY NOTES 1 Input Ground UPS Output Phases Cables from lower busbars must be routed and tied to the aligning holes on the the cable landing bar directly above see figure below Installation method is to prevent cables from lower busbars from contacting the upper busbars Cables from upper busbars can be optionally tied also as shown in top entry view The UPS output phase cables must be run on the left side of cabinet outside of the ground bus QE eo c9 TOP CABLE ENTRY ROUTING Maintenance Isolation Breaker MIB Busbar BOTTOM ENTRY NOTES 1 Cables from upper busbars must be routed so that they run clear of lower busbars 1 2 090 2 Neutral o o lt J Output 9 Phase B Input Output Phase C Phase A IS Input Output Phase Phase M DO NOT DOUBLE STACK LUGS PUT TWO LUGS ON SAME SIDE OF BUSBAR THIS I8 TO PREVENT THE CABLES FROM COMING IN
34. o enable free passage of personnel with the doors fully opened It is important to leave a distance of 24 610mm between the top of the cabinet and any overhead obstacles to permit adequate circulation of air coming out of the unit Floor Installation Anchoring The installation diagrams in 2 0 Installation Drawings of this manual identify the location of the holes in the base plate through which the equipment can be bolted to the floor If the equipment is to be located on a raised floor it should be mounted on a pedestal suitably designed to accept the equip ment point loading Refer to the base view to design this pedestal Cable Entry Cables can enter the Maintenance Bypass Cabinet from the bottom or top Single Module Mechanical Installation 1 6 Power Cables The Maintenance Bypass Cabinet requires both power and control cabling once it has been mechani cally installed All control cables must be separate from the power cables Run control cables in metal conduits or metal ducts that are electrically bonded to the cabinets they are connected to The cable design must comply with the voltages and currents provided in Tables 7 and 8 follow local wiring practices and take into consideration the environmental conditions temperature and physical support media For cable entry terminal refer to Figure 9 WARNING Before cabling up the cabinet ensure that you are aware of the location and operation of the external
35. ons of the output auxiliary terminal block X4 see2 0 Installation Drawings Replace interior panels and close door Installation Drawings 2 0 INSTALLATION DRAWINGS Figure2 Two Breaker Maintenance Bypass Cabinet one input attached MBB Critical Load Load Bank FBO Main Input Switchgear UPS Module Maintenance Isolation Battery MBB Maintenance Bypass Breaker System MBD FBO Furnished By Others Neutral EG Equipment Ground MBJ Main Bonding Jumper 3 wire systems only din Option Interlock Installation Drawings Figure3 Two Breaker Maintenance Bypass Cabinet two input attached a Q CD Gu UND CONES GNE JUANA Q CAU UE Gs CNN UNDO NN G MB Critical Load FBO Load Bank FBO FBO CB Main Input Switchgear UPS Module MIB Maintenance Isolation Breaker BIB Bypass Input Breaker MBB Maintenance Bypass Breaker FBO Furnished By Others N Neutral EG Equipment Ground Main Bonding Jumper 3 wire systems only 1 Option Interlock 4 Two Breaker Maintenance Bypass Cabinet three input attached or detached sm Kj icut cc CREARE EM MU CM p M Two Breaker Maintenance Bypass C
36. power compartment door 15 opened Equipment Ground The equipment ground busbar is located near the input and output power supply connections as shown in 2 0 Installation Drawings The grounding conductor must be connected to the ground busbar All cabinets and cable trunking should be grounded in accordance with local regulations A WARNING Failure to follow adequate grounding procedures can result in electric shock hazard to personnel or the risk of fire should an ground fault occur A WARNING The operations described in this section must be performed by authorized electricians or qualified technical personnel If you have any difficulties do not hesitate to contact Emerson Network Power Liebert Services See the back page of this manual for contact information Proper grounding considerably reduces problems in systems caused by electromagnetic interference Single Module Mechanical Installation Once the equipment has been finally positioned and secured connect the power cables as described in the following procedure Refer to the appropriate cable connection drawing in 2 0 Installation Drawings 1 3 4 Verify that the bypass equipment is isolated from its external power source and all the power isolators are open Check that these supplies are electrically isolated and post any necessary warning signs to prevent their inadvertent operation Open the door to the cabinet and remove th
37. r logo are trademarks and service marks of Emerson Electric Co 2008 Emerson Electric Co
38. se B UPS Bypass AC Phase B UPS Bypass Input Phase B H MBC Bypass AC Phase C UPS Bypass AC Phase C UPS Bypass Input Phase C UPS Bypass AC Phase A UPS Rectifier AC Phase A UPS Rectifier Input Phase A J UPS Bypass AC Phase B UPS Rectifier AC Phase B UPS Rectifier Input Phase B K UPS Bypass AC Phase C UPS Rectifier AC Phase C UPS Rectifier Input Phase C L MBC Neutral UPS Bypass Neutral UPS Neutral M MBC Ground UPS Equipment Ground UPS Ground N UPS Output AC Phase A MBC Output AC Phase A UPS Output Phase A UPS Output AC Phase MBC Output AC Phase B UPS Output Phase B P UPS Output AC Phase C MBC Output AC Phase C UPS Output Phase C Q Output AC Phase Load AC Phase Load AC Input Phase A R MBC Output AC Phase Load AC Phase B Load AC Input Phase B s MBC Output AC Phase Load AC Phase Load AC Input Phase C T MBC Neutral Load Neutral Load Neutral U MBC Ground Load Ground Load Equipment Ground V MBC Terminal Strip UPS External Interface Board Control Wiring For detached units only 17 Installation Drawings NEUTRA OUTPUT
39. ying the power cables do not form coils to avoid increasing formation of electromagnetic interference Table 15 Recommended lug sizes Cable Size T amp B Series 54000 Two Hole 8 AWG 54850BE 6 AWG 256 30695 868 4 AWG 256 30695 733 322 3 AWG 54811BE 1 AWG 54857BE 1 0 AWG 256 30695 593 2 0 ANG 54862BE 3 0 AWG 54864BE 4 0 AWG 54866BE 250kcmil 54868BE 300kcmil 54870BE 350kcmil 54872BE 400kcmil 54874BE 500kcmil 54876BE 600kcmil 54878BE 750kcmil 54880BE Use the T amp B crimping tools recommended for these types of lugs 29 Specifications 30 Ensuring The High Availability Of Mission Critical Data And Applications Emerson Network Power the global leader in enabling business critical Technical Support Service continuity ensures network resiliency and adaptability through Web Site a family of technologies including Liebert power and cooling www liebert com Monitoring technologies that protect and support business critical systems Liebert solutions employ an adaptive architecture that responds pig ii ia monitoring emersonnetworkpower com to changes in criticality density and capacity Enterprises benefit Outside the US 614 841 6755 from greater IT system availability operational flexibility and Single Phase UPS reduced capital equipment and operating costs 800 222 5877 upstech emersonnetworkpower com Outside the US 614 841 6755 Thr
40. ypass Cabinet one input attached 7 Two Breaker Maintenance Bypass Cabinet two input 8 Two Breaker Maintenance Bypass Cabinet three input attached or detached 8 Liebert NXL Maintenance Bypass Cabinet 250 and 300kVA main component location 9 Liebert NXL Maintenance Bypass Cabinet 400kVA main component location 10 Liebert NXL Maintenance Bypass Cabinet 250 and 300kVA outline drawing 11 Liebert NXL Maintenance Bypass Cabinet 400kVA outline drawing 12 Liebert NXL Maintenance Bypass Cabinet 250 and 300kVA terminal details 13 Liebert NXL Maintenance Bypass Cabinet 400Kva terminal details 14 a Tea ay ER RO pe Pe ca sie a fay Bec tO eee WES be 15 Liebert NXL Maintenance Bypass Cabinet one input system point to point wiring to UPS ala n Gh k Tor Soca Hea 16 Liebert NXL Maintenance Bypass Cabinet two input system point to point wiring to USC hema ceterae e E d anu cra aS difesa seated t 18 Liebert NXL Maintenance Bypass Cabinet three input system point to point wiring oc tee aah ka nE latapa E 20 Liebert NXL Maintenance Bypass Cabinet Control wire diagram without interlock 22 Liebert NXL Maintenance Bypass Cabinet control wire diagram with interlock 23 L
Download Pdf Manuals
Related Search