Emerson Liebert NX 100 kVA Скачать руководство пользователя страница 47

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Battery Installation

Figure 20 SENXA0NBCWXX4LCB_4x2

W301

W101

W102

W002

W001

W003

W001

W002

W302

W001

W002

W001

W002

y in La

er 1

y in La

er 3

FRONT VIE

BCB(125/200A)

TO U

y in La

er 2

BCB

y in La

er 4

TO U

y mast

er 1

y mast

er 2

y sla

er 1

y sla

er 2

y mast

er 3

er 4

BCB

y mast

y sla

y mast

y sla

N.O.

BLACK

RED

Temp

. tr

anspor

P12

OUT

GREEN

RED

X108-3

GREEN

RED

X103-2

X103-1

X103-3

X102-2

X102-3

X102-4

X108-2

X108-1

X102-1

X100-3

Temp

. channels r

eser

ved f

or Batt.

cabinet P

alleling

GND

X101-3

BCB C

ontr

ol boar

X104-2

X104-1

X104-3

X105-1

X100-4

X100-1

X100-2

X105-3

X105-2

X106-1

X106-3

X106-2

X101-1

NOTES:

1. Please refer to BCB BOX user instructions for cable connection.

2. If no internal Control board used, temp. transport cables should be connected directly

to external BCB control board. Meanwhile, the undervoltage release function for the internal BCB is not needed.

3. Used for: A412/85 F10.

Содержание Liebert NX 100 kVA

Страница 1: ...AC Power For Business Critical Continuity Liebert NX User Manual 50 and 60 Hz 30 200kVA 400V ...

Страница 2: ......

Страница 3: ... 7 1 5 3 UPS Output 7 1 6 Power Cables 8 1 6 1 Cable Termination 9 1 7 Control Cables and Communication 11 1 7 1 Monitor Board Features 11 1 8 Dry Contacts 12 1 8 1 Input Dry Contacts 12 1 8 2 Maintenance Bypass Cabinet Interface 13 1 8 3 External Circuit Breaker Interface 13 1 8 4 Output Dry Contacts 14 1 8 5 Emergency Power Off Input 14 1 8 6 External Bypass Switch Interlock 16 2 0 BATTERY INSTA...

Страница 4: ...al Bus System 50 3 4 1 Cabinet Installation 50 3 4 2 External Protective Devices 50 3 4 3 Power Cables 50 3 4 4 Control Wires 51 3 4 5 Extended Dual Bus Synchronization Option DBS Interface Box 51 4 0 EXTERNAL OPTIONAL CABINETS 52 4 1 External Maintenance Bypass Cabinets 52 4 2 Interlock with UPS Module 52 4 3 Isolation Transformer Option 53 4 4 Top Cable Entry Option 54 5 0 INSTALLATION DRAWINGS ...

Страница 5: ...edure 83 7 5 UPS Self Test 84 7 5 1 UPS Self Test Procedure 84 7 6 Maintenance Bypass Procedure and UPS Shutdown 84 7 7 Isolation of One Module in a Multi Module System 86 7 7 1 Multi Module Systems With External Output CB1 86 7 7 2 Multi Module System Without External Output Circuit Breaker 1 87 7 8 Insertion of One Module in a Multi Module System 88 7 9 Shutdown Procedure Complete UPS and Load S...

Страница 6: ...PS Enclosure 105 9 1 4 Battery Start Facility 105 9 1 5 Bypass Current Sharing Inductors 106 9 1 6 Battery Ground Fault Detection 108 9 1 7 Replacing Dust Filters 109 9 1 8 Redundant Fan for Power Module 109 9 2 Communication and Monitoring 110 9 2 1 OC Web Card SNMP HTTP Network Interface Card 111 9 2 2 Relay Card 112 9 2 3 Multiport 4 Card 113 9 2 4 OC485 Web Card Modbus Jbus IGM Net 114 9 2 5 R...

Страница 7: ...tery circuit breaker box connection 42 Figure 26 Single temperature sensor and monitor board U2 43 Figure 27 Multiple temperature sensors battery circuit breaker box and UPS module 44 Figure 28 Emergency power off connections 45 Figure 29 Typical 1 N system block diagram with common input supply with separate batteries and optional output bypass distribution panel 46 Figure 30 Dry contacts multipl...

Страница 8: ...2 Cabling diagram 30 200kVA MBP T cabinet configuration 1 1 5 74 Figure 63 Single unit block diagram with split bypass input 75 Figure 64 1 N multi module UPS with external maintenance bypass switch 77 Figure 65 Example of configuration for single UPS with external Maintenance Bypass Cabinet 85 Figure 66 Typical 1 N system block diagram with common input supply with separate batteries and optional...

Страница 9: ...ad indicator 5 93 Table 18 Status Alarm indicator 6 93 Table 19 Audible alarm key 93 Table 20 Menu key Icons and their meaning 94 Table 21 UPS system window 96 Table 22 Descriptions of UPS menus and data window items 96 Table 23 UPS messages 98 Table 24 Prompt windows meanings 103 Table 25 Seismic anchor sizing 105 Table 26 Bypass current sharing inductors dimensions values 106 Table 27 Dry contac...

Страница 10: ...p your Liebert UPS and your systems permanently at their peak performance If you already own and use a Liebert UPS then we are doubly honoured by your decision to continue this valued relationship Our philosophy is reflected in our mission statement Keeping Business in Business and with this we strive to contribute to the growth success of your business Please give us your valued feedback to help ...

Страница 11: ...15 metres NXA0UFXD Specify length in metres Parallel control cable kit 05 10 15 metres NXA0UFXP Specify length in metres Relay Card On Bat Bat Low On Byp Sum UPS Fail Relay Card 4 4 sets On Bat bat Low Webbrowser TCPIP SNMP Card Jbus Modbus Card RELAYCARD INT MULTIPORT 4 OCWEB LB OC485CARD Intellislot plug in cards 3 slots available RAM Remote Alarm Monitor NXA0CFXRAM Requires RELAYCARD INT Modem ...

Страница 12: ...x ...

Страница 13: ... 0 Technical Specifications Continued compliance requires installation in accordance with these instructions and the use of man ufacturer approved accessories only WARNING High Leakage Current EARTH CONNECTION IS ESSENTIAL BEFORE CONNECTING THE INPUT SUPPLY Earth leakage current exceeds 3 5 mA and is less than 1000 mA for 30 80kVA less than 2000mA for 100 120kVA models and less than 2500mA for 140...

Страница 14: ... operating the equipment in the normal manner following the recommended operating procedures Battery Voltage Exceeds 400VDC All physical battery maintenance and servicing requires the use of a tool or a key and should be car ried out only by trained personnel Battery manufacturers supply details of the necessary precautions to be observed when working on or in the vicinity of a large bank of batte...

Страница 15: ...l be installed by a qualified electrical tradesperson in accordance with the information contained in this manual All equipment not referred to this manual is shipped with details of its own mechanical and electrical installation NOTE Three phase 4 wire input supply required The standard Liebert NX UPS is suitable for connection to 3 phase 4 wire Earth TN TT and IT AC power distribution systems IE...

Страница 16: ...hould be mounted in an environment where the temperature is consistent and even over the whole battery Temperature is a major factor in determining the battery life and capacity Typical battery manufacturer performance data are quoted for an operating temperature between 20 and 25 C 68 and 77 F Operating above this range will reduce the battery life while operation below this range will reduce the...

Страница 17: ...ight and designed to be positioned side by side to form a matching array Refer to 5 0 Installation Drawings for assistance on positioning the cabinets described below 1 4 2 30 to 40kVA UPS The UPS consist of a single cabinet which uses typically forty 40 12V battery blocks fitted inter nally and connected in series to provide a nominal battery voltage The UPS may be shipped without the batteries f...

Страница 18: ...gned to accept the equipment point loading 1 4 9 Cable Entry Cables can enter the Liebert NX UPS and battery cabinet from below Cable entry is made possible by removing a blanking piece fitted at the bottom of equipment to reveal the cable entry hole Top Cable Entry Optional Optionally a top cable entry extension may be used The cabinet extends the overall width of the UPS and permits connection o...

Страница 19: ...ut or when used in paralleled UPS configurations must be located upstream of the common neutral sinking point Alternatively the device must monitor the combined four wire rectifier and split bypass input currents The residual earth current introduced by the RFI suppression filter inside the UPS is greater than 3 5mA 1000mA for 30 80kVA 2000mA for 100 120kVA models and less than 2500mA for 140 200k...

Страница 20: ...t Bypass Cables Battery Cables Bolts Torque Load Nm lb ft 380V 400V 415V 380V 400V 415V Bolt Ø holes 30 50 47 45 46 43 42 64 M6 7 5 1 12 40 65 62 60 61 58 56 85 60 97 92 88 91 86 83 128 M8 9 M10 Ø11 M8 13 2 9 M10 26 5 8 80 128 122 117 121 115 111 170 100 160 152 146 152 145 139 213 M10 11 120 191 181 175 182 174 167 255 140 222 211 204 212 201 194 298 160 254 241 232 242 230 222 340 200 317 301 29...

Страница 21: ... panel and the UPS input U1 V1 W1 N terminals and tighten the connections to 5Nm for M6 bolts to 13Nm for M8 bolts or to 26Nm for M10 bolts Ensure correct phase rotation Split Bypass Connections 5 If a split bypass configuration is used connect the AC input supply cables to the rectifier input busbars U1 V1 W1 N terminals and the AC bypass supply cables to the bypass input U3 V3 W3 N terminals and...

Страница 22: ...nd interblock connections are from positive to negative terminals 8 Refit all protective covers removed for cable installation NOTE When connecting the cables between the battery extremities to the circuit breaker always connect the circuit breaker end of the cable first WARNING If the load equipment will not be ready to accept power on the arrival of the commissioning engineer ensure that the sys...

Страница 23: ...ocated on the rear of the operator access door The main features are Input and Output dry contacts signal one pair of contacts of relay Emergency Power Off control EPO Environmental parameter input interface User communication for data setting and user background monitor Intellislot interface Modem interface Temperature detect interface Figure 2 Monitoring board U2 auxiliary terminal block detail ...

Страница 24: ...es double insulated and of a typical 0 5 to 1mm2 cross section area for maximum runs between 25 and 50 meters 82 164 ft respectively Figure 3 Input dry contacts Table 3 Input dry contacts at X3 Position Name Description J4 1 ENV3 Battery Room Alarm NC J4 2 BtG Battery Ground Fault Detection NC J4 3 GEN1 2 On Generator NO J4 4 12V 12V Power 1 Must be configured by configuration software before beco...

Страница 25: ...temperature NC J30 4 AUX_O Reserved 1 Must be configured by software before becoming active NOTE All auxiliary cables of terminal must be double insulated Wire should be 0 5 1 5mm2 16 20AWG stranded for maximum runs between 25 and 50m 82 164 ft respectively Table 5 External circuit breaker interface Position Name Description J10 1 DRV BCB Driver Signal Output N O J10 2 FB BCB Contact State Input N...

Страница 26: ...n or normally closed remote stop NOTE All auxiliary cables of terminal must be double insulated Wire should be 0 5 1 5mm2 16 20AWG stranded for maximum runs between 25 and 50m 82 164 ft respectively Table 6 Output dry contact relays for firmware before M162 Position Name Description J13 2 BFP_O Bypass feedback protection relay normally open Closed when bypass SCR is shorted J13 3 BFP_S Bypass feed...

Страница 27: ... used X7 pin 2 12V Power supply for Temperature Monitoring Probe X7 pin 3 BAT T Battery Temperature signal X7 pin 4 GND Table 7 EPO input contact relays Position Name Description J28 1 EPO_NC EPO Activated when opened to J28 2 J28 2 EPO_NC EPO Activated when opened to J28 1 J28 3 EPO_NO EPO Activated when shorted to J28 4 J28 4 EPO_NO EPO Activated when shorted to J28 3 NOTE The emergency stop act...

Страница 28: ...s as illustrated in 9 0 Options For Assembly Inside the UPS Cabinet 1 8 6 External Bypass Switch Interlock EXT Maint X3 1 2 on UPS Parallel Board M3 leave open if no external bypass switch is used Provides external maintenance bypass interlock protection for the UPS Short circuit means external bypass closed EXT Out X3 3 4 on UPS Parallel Board leave shorted if no external output switch is used Pr...

Страница 29: ... bat tery cabinet The battery cabinet will be supplied in one of the following forms 1 Complete installation comprising the battery cabinet batteries and protective device 2 Battery cabinets and protective device only batteries supplied by others 3 Battery cabinet only batteries and circuit breaker supplied by others The battery bank may be disconnected from the UPS for maintenance or service The ...

Страница 30: ...overs When using internal batteries in 30 and 40kVA units the batteries are always connected through power fuses to the UPS and to the segregated terminal bars available for connection to an external battery Isolate any internal battery connections before attempting to access the segregated terminal bars available for connection to an external battery The following general battery safety precautio...

Страница 31: ...articularly important when placing the NX on a raised floor 2 3 5 Circuit Breaker Features In 30 to 40kVA models fitted with internal battery and in all models fitted with a Battery Start kit the UPS is fitted with an internal contactor for automatic connection and disconnection of the batter ies External battery banks connected to such models generally are protected by a standard battery circuit ...

Страница 32: ... battery cabinet from either the top or the bottom Cable entry is made possible by removing a blanking piece fitted at the bottom to reveal the cable entry hole WARNING Ensure any lifting equipment used in moving the cabinet has sufficient lifting capacity NOTE Care must be taken when maneuvering units fitted with batteries Keep such moves to a minimum When the equipment has been finally positione...

Страница 33: ...Figures 6 through 10 for general arrangement of battery cabinet models Figure 6 Narrow battery cabinet with top and bottom cable entry locations FRONT VIEW FRONT VIEW Door Open SIDE VIEW BOTTOM VIEW BACK VIEW TOP VIEW 1600 55 630 55 55 250 100 566 5 96 5 828 660 55 825 ...

Страница 34: ...Battery Installation 22 Figure 7 Narrow battery cabinet with top cable entry location Cable Entry 100x250 mm 3 9x9 8 Front Top Top Front Front 96 5 3 8 225 8 8 ...

Страница 35: ...Battery Installation 23 Figure 8 Wide battery cabinet with top and bottom cable entry locations 1600 1490 100 100 603 603 70 55 55 55 630 55 1321 Side View Side View Top View Front View Bottom View 825 ...

Страница 36: ...Battery Installation 24 Figure 9 Wide battery cabinet with bottom cable entry location 150 152 270 265 270 150 Bottom View Front View ...

Страница 37: ...ure 10 Wide battery cabinet with fuse or optional circuit breaker locations Bottom Cable entry Adjustable Fixing Feet BCB controller board Battery Circuit Breaker Output busbar connections Fuses alternative to BCB Top Cable entry ...

Страница 38: ...Battery Installation 26 Figure 11 Large battery cabinet dimensions 1488 1800 825 116 300 660 300 116 552 180 55 630 55 55 660 5 660 5 55 130 270 691 270 130 567 150 Bottom View Top View Front Side ...

Страница 39: ...Battery Installation 27 Figure 12 Large battery cabinet with fuse or optional circuit breaker locations Battery Circuit Breaker BCB controller board Output busbar connections Fuses alternative to BCB ...

Страница 40: ...H12V200 A UPS12 100 UPS12 140 UPS12 170 UPS12 200 1 Please refer to BCB BOX user instructions for cable connection 2 If no internal Control board used temp transport cables should be connected directly to external BCB control board Meanwhile the undervoltage release function for the internal BCB is not needed NOTE Temp transport Temp channels reserved for Batt cabinet Paralleling OUT P12 RED GND J...

Страница 41: ...B BOX TO BCB BOX BCB SPACE Tray in Layer 1 Tray in Layer 2 Tray in Layer 4 Tray in Layer 3 Layer 4 Layer 3 Layer 2 Layer 1 J1 2 Used for NPX 100 UH12V140 A UH12V200 A UPS12 100 UPS12 140 UPS12 170 UPS12 200 1 When fuses are used for overcurrent protection the temp signals shall go directly to the control board in external BCB BOX NOTE OUT Temp transport P12 GND GREEN RED BLUE FWP 120A 200A Bussman...

Страница 42: ...yer 2 Layer 1 Layer 5 2 If no internal Control board used temp transport cables should be connected directly to external BCB control board Meanwhile the undervoltage release function for the internal BCB is not needed 1 Please refer to BCB BOX user instructions for cable connection NOTE N O BLACK RED N P V X100 4 X100 3 X101 3 X101 1 X100 2 X100 1 Temp channels reserved for Batt cabinet Parallelin...

Страница 43: ...NT VIEW SPACE BCB Tray in Layer 1 Tray in Layer 5 Tray in Layer 4 Tray in Layer 2 Tray in Layer 3 Layer 5 Layer 4 Layer 3 Layer 2 Layer 1 1 When fuses are used for overcurrent protection the temp signals shall go directly to the control board in external BCB BOX NOTE J1 Temp transport P12 OUT GND GREEN RED BLUE FWP 120A 200A Bussmann Fuses PP120 180 RED Anderson connector PP120 180 BLACK Anderson ...

Страница 44: ...ayer 3 TO UPS Tray master 3 Used for A412 32 G6 2 If no internal Control board used temp transport cables should be connected directly to external BCB control board Meanwhile the undervoltage release function for the internal BCB is not needed 1 Please refer to BCB BOX user instructions for cable connection NOTE N O V RED BLACK N P X102 1 X100 4 X100 3 X101 3 X100 2 Temp channels reserved for Batt...

Страница 45: ...r 1 Layer 3 Layer 2 Tray master FRONT VIEW SPACE BCB Tray in Layer 2 Tray in Layer 3 Tray master TO BCB BOX TO BCB BOX 3 Used for A412 32 G6 2 If no internal Control board used temp transport cables should be connected directly to external BCB control board Meanwhile the undervoltage release function for the internal BCB is not needed 1 Please refer to BCB BOX user instructions for cable connectio...

Страница 46: ... master Tray slave Tray master Tray slave Tray master 3 Used for UH12V270 A 310 A 370 A 500 A UPS12 270 310 370 475 A412 50 65 G6 NPL65 12 NPL78 12 NPL100 12 1290S 2 If no internal Control board used temp transport cables should be connected directly to external BCB control board Meanwhile the undervoltage release function for the internal BCB is not needed 1 Please refer to BCB BOX user instructi...

Страница 47: ...CE Tray master Tray slave Tray slave Tray master Tray slave Tray master Tray master Tray slave N O V BLACK RED P N BLUE Temp transport P12 OUT GREEN RED X108 3 GREEN RED X103 2 X103 1 X103 3 X102 2 X102 3 X102 4 X108 2 X108 1 X102 1 X100 3 Temp channels reserved for Batt cabinet Paralleling GND J1 BLUE X101 3 BCB Control board X104 2 X104 1 X104 3 X105 1 X100 4 X100 1 X100 2 X105 3 X105 2 X106 1 X...

Страница 48: ...y master Tray slave Tray in Layer 1 Tray master Tray slave Tray in Layer 4 Tray master SPACE BCB Tray slave Tray in Layer 3 Tray master Tray slave NOTES 1 Please refer to BCB BOX user instructions for cable connection 2 If no internal Control board used temp transport cables should be connected directly to external BCB control board Meanwhile the undervoltage release function for the internal BCB ...

Страница 49: ...ay slave Layer 1 Tray slave Layer 2 Tray master Layer 3 Layer 4 BCB SPACE Tray master Tray slave Tray slave Tray master Tray slave Tray master Tray master Tray slave TO BCB BOX TO BCB BOX J1 OUT GND Temp transport P12 RED GREEN BLUE PP120 180 RED Anderson connector PP120 180 BLACK Anderson connector FWP 120A 200A Bussmann Fuses NOTES 1 Please refer to BCB BOX user instructions for cable connection...

Страница 50: ...recommended that the inter connecting cables be fitted to the batteries within their particular level before fitting the inter level connecting cables followed finally by the cables to the circuit breaker 3 An insulating shroud should be fitted to each terminal after its connection has been made 4 When connecting the cables between the battery string ends to the optional circuit breaker always con...

Страница 51: ...nected to X3 BCB must contain a protective earth wire or a shield be segregated from power circuits double insulated and of a typical 0 5 to 1mm2 cross section area for maximum runs between 25 and 50 meters respectively The shield should be connected to the protective earth of the battery cabinet or battery breaker not at the UPS CAUTION UPS containing an internal automatic battery contactor do no...

Страница 52: ...uit breaker box The configurations in Table 9 are available depending on the UPS power rating The BCB box contains a battery isolating circuit breaker and a circuit breaker controller board and offers the following features Short circuit and End Of Discharge protection The circuit breaker or internal UPS battery con tactor when fitted automatically opens when the EOD voltage is reached UPS Emergen...

Страница 53: ...egend Key Component 1 Battery connections positive and negative 2 Connections from UPS positive and negative 3 Battery circuit breaker controller board 4 Battery circuit breaker 5 Plate for cabling holes User to size and cut holes for the cables to be used 6 Wall mounting holes 7 Earth bar 8 Insulating cover 9 Top plate 10 Hinged door 1 2 3 4 5 6 7 8 9 30 120kVA Circuit Breaker Box 140 200kVA Circ...

Страница 54: ...ptions 4 X101 HAZARDOUS VOLTAGE do not connect to battery bus before authorised by the commissioning engineer 5 X103 X106 are for connecting temperature sensors from multiple battery cabinets Battery UPS Battery Battery X104 X105 X106 X103 X100 X101 X108 X102 UHW241C2 Black Red OUT P OUT N AUX1 AUX2 Red Black UPS UPS Auxiliary Contactor Temp Sensor N NC OUT GND 12V TMP 2 BCB UV 220VDC UHW241U2 J10...

Страница 55: ...Board is not in use 3 GND1 GND GND1 GND1 to GND on U2 board 5 1 12V X7 on U2 Monitor board P12 12V Power supply from Monitor Bd to Temp Monitoring Probe Buffer Power available 3W 6 3 0V GND2 GND2 GND2 to GND on U2 board 7 2 Out OUT Buffered Bat temp Probe signal from BCB Bd to Monitor Bd 1 Cables connected to X3 BCB must be segregated from power circuits double insulated and of a typical 0 5 to 1m...

Страница 56: ... 27 must be shielded and double insulated 4 The temperature monitoring cable must be less than 10m while the signal transmission distance of the transport board must be less than 100m Temperature Sensor TMP 2 IN NC 12V GND OUT BCB Box BCB Control Board C2 12V GND OUT X103 X105 X104 X106 X108 UPS Monitor Board U2 X7 12V GND BAT T Temperature Sensor TMP 2 IN NC 12V GND OUT Temperature Sensor TMP 2 I...

Страница 57: ...ous multi module shutdown Figure 28 Emergency power off connections NOTES 1 The remote emergency power off switch must be voltage free and Normally Open or Normally Closed 2 The open voltage supplied is 12VDC 20mA 3 This external emergency stop may be supplied with a second set of contacts that can be used to trip incoming mains or bypass supply circuit breakers supplied by others and fitted with ...

Страница 58: ...stribution panel external bypass cabinet is optional but recommended for ease of maintenance and system testing Figure 29 Typical 1 N system block diagram with common input supply with separate batteries and optional output bypass distribution panel NOTE Internal maintenance bypass switch Q3 must be removed when the load exceeds the capacity of one UPS module To Load Distribution Cabinet Supplied ...

Страница 59: ... same neutral potential and input earth leakage monitoring devices if installed must be located upstream of the common neutral sinking point Refer to the instructions in 1 0 Single Module UPS Installation NOTE The length and specification of power cables including the bypass input cables and UPS output cables should be the same This facilitates load sharing when operating in bypass mode Input Dist...

Страница 60: ...ration both slave and master operate in normal mode and the output from one upstream slave UPS feeds the bypass input to the other downstream master UPS The output of the downstream master UPS is connected to the critical load and is always synchronised to the out put of the upstream slave UPS If the inverter of the UPS connected to the load fails the inverter of the upstream slave UPS supplies th...

Страница 61: ... neutral potential and input earth leakage monitoring devices if installed must be located upstream of the common neutral sinking point Refer to the instructions in 1 0 Single Mod ule UPS Installation No control wires other than those specified for the single module configuration are required Figure 32 Hot standby configuration Mains L1 L2 L3 N UPS1 UPS2 Q1 Rectifier Inverter Charger Q2 Q3 Q5 Q2 Q...

Страница 62: ...he slave The operating modes covered comprise master and or slave operating inverter or bypass mode Figure 33 Typical dual bus system configuration with static transfer switch and Load Bus Synch 3 4 2 External Protective Devices Refer to the instructions supplied in 1 0 Single Module UPS Installation 3 4 3 Power Cables The wiring of power cables is similar to that of single module system The Bypas...

Страница 63: ...rt NX UPS In this situation the other UPS system is always treated as a master and the following conditions are covered Master and slave are both on inverter Master on bypass slave on inverter NOTE Example shown with ring control cables 8 for DSB applied to two 1 1 paralleled systems NOTE Extended DBS interface box is also used for extending DBS cable length up to 150 metres for DBS configuration ...

Страница 64: ...maintenance bypass cabinets sufficient to supply the full system load up to six units in parallel power operation 4 2 Interlock with UPS Module Interlock the External Maintenance Bypass Switch with the operation of the UPS module s prevents backfeed of the External Bypass AC power into the Inverter if an incorrect switching sequence is used A volt free auxiliary status contact from external bypass...

Страница 65: ...ion Isolation transformers are required in cases requiring galvanic isolation between the input supply mains and the UPS These options are housed in cabinets and they are available for every range of UPS These optional cabinets provide the Top Cable entry function Figure 36 Equipment arrangement UPS battery cabinet and top entry Isolation Transformer Cabinet Figure 37 Single input external isolati...

Страница 66: ...ble Entry Option Optional Top Cable entry cabinets are available for every range of UPS Q1 Q3 Q5 X3 X1 CB To Load UPS Input Mains Supply 3P Supplied by Others Isolation Transformer Cabinets QF2 Q2 3P QF1 Maintenance Bypass Supply Input Supply N Q1 Q3 Q5 X3 X1 CB To Load UPS Input Mains Supply Supplied by Others Isolation Transformer Cabinets Q2 Tout QF5 4P ...

Страница 67: ... PWR FOR MODEM SNMP CARD X6 X3 X1 X4 X5 X2 EXT EPO Monitoring Board U2 BAT T 12V GND DRV FB OL 2 4 3 4 3 2 BCB X3 X7 4 1 2 3 DRV ONLINE IN P12 GND1 OUT 7 5 4 6 GND2 AUX 2 AUX 1 OUT P OUT N OUT P12 GND 3 2 4 TMP 2 BATTERY TEMPERATURE TRANSPORT GND2 OUT P12 BAT P BAT N BATTERY BAT P BAT N BCB BOX UPS TO BATTERY EARTH TO CUSTOMER SAFETY EARTH W2 V2 U2 N N U3 V3 W3 U1 V1 W1 INPUT SUPPLY 380 415V 50HZ ...

Страница 68: ... General arrangement 30 40kVA UPS 1 Air inlet grille 2 Air outlet grille 3 Castors for manoevring 4 Adjustable fixing feet 5 Seismic anchors Optional 6 Cable entry 7 Fans 8 Operator control and display panel All dimensions are in mm 825 ...

Страница 69: ... Front view door open30 40kVA NX Internal battery trays behind cover 5x 159 x 364 x 685mm HWD NXa 30 40kVA Front View 1 Output Switch Q5 2 Maintenance Bypass Switch Q3 3 Bypass Input Switch Q2 4 Mains Input Switch Q1 5 Monitor Board U2 ...

Страница 70: ...1 U1 V1 W1 2 Bypass connections N1 U3 V3 W3 3 Output connections N2 U2 V2 W2 4 Battery connections 4 1 to internal battery 4 2 to external battery 5 Earth Note 1 For split Bypass operation ensure that the busbars between Bypass and Rectifier input are removed All dimensions are in mm 348 323 299 258 ...

Страница 71: ...e 44 Location of parallel logic board M3 and options 30 40kVA NX S k t Indicator B tt 1 Parallel logic board 2 2a Battery Ground Fault detection optional 3 Battery start interface optional Current Transformer W1 A35S 20 21 2a 3 1 2 ...

Страница 72: ...VA NX 1 Internal battery Fuses 2 Ebattery connections 3 Cable entry 4 Rectifier fuses 5 Contactor All dimensions are in mm 120 5 364 1 3 BATTERY RED RED RED BLUE BLUE RED BLUE RED BLUE RED BLUE 38 5 38 5 38 5 38 5 36 BATTERY BATTERY BATTERY BATTERY BATTERY BATTERY BLUE RED BLUE 685 ...

Страница 73: ...ngement 60 80kVA NX 1 Air inlet grille 2 Air outlet grille 3 Castors for manoevring 4 Adjustable fixing feet 5 Seismic anchors Option 6 Cable entry 7 Fans 8 Operator control and display panel All dimensions are in mm FRONT VIEW Section A A TOP VIEW ...

Страница 74: ...Installation Drawings 62 Figure 47 Front view doors open 60 80kVA NX 1 Parallel logic board 2 Monitor board 3 Battery start Interface 4 and 4a Battery Ground Fault detection optional ...

Страница 75: ...attery connections 5 Earth 6 Mains Input isolator Q1 7 Bypass Input isolator Q2 8 Maintenance bypass isolator Q3 9 Output isolator Q5 U1 V1 W1 N1 Batt Batt N1 U3 V3 W3 U2 V2 W2 N2 Input Batt Bypass Output NOTE 1 For split bypass operation ensure that the busbars between bypass and rectifier input are removed 2 All dimensions are in millimeters U1 V1 W1 U3 V3 W3 N1 N2 U2 V2 W2 PE ...

Страница 76: ...ure 49 General arrangement 100 120kVA NX Front view Side view 1 Air inlet grille 2 Air outlet grille 3 Castors 4 Adjustable fixing feet 5 Seismic anchors option 6 Cable entry Base view Top view 700 1800 1 5 3 696 83 4 800 825 2 6 ...

Страница 77: ...igure 50 Front view door open 100 120kVA NX Figure 51 Parallel logic board location 100 120kVA NX 1 Input switch Q1 2 Bypass switch Q2 3 Maintenance bypass switch Q3 4 Output switch Q5 5 Monitor board U2 5 1 2 3 4 Parallel cable ...

Страница 78: ...0 120kVA NX Figure 53 General arrangement 140 200kVA NX U1 V1 W1 U1 V1 W1 N1 Batt Batt N1 U3 V3 W3 U2 V2 W2 N2 Input Batt Bypass Output 1 Air inlet grille 2 Air outlet grille 3 Casters 4 Adjustable fixing feet 5 Seismic anchors optional 6 Cable entry 1 2 4 5 3 ...

Страница 79: ...igure 54 Front view door open 140 200kVA NX Figure 55 Parallel logic board location 140 200kVA NX 5 1 1 Input switch Q1 2 Bypass switch Q2 3 Maintenance bypass switch Q3 4 Output switch Q5 5 Monitor board U2 3 2 4 Parallel Cable ...

Страница 80: ...Installation Drawings 68 Figure 56 Cable terminal layout 140 200kVA NX U3 V3 W3 U2 V2 W2 N3 N1 W1 V1 U1 Bypass Main Input Output Battery ...

Страница 81: ...e Bypass Cabinet 600mm wide top cable entry 120x160 bottom cable entry 250x100 28 5 55 433 55 28 5 50 55 630 55 175 250 175 152 5 100 571 5 13 12x diameter 100 585 100 100 388 100 1600 824 600 50 120 260 120 50 190 160 474 Bottom View Side View Top View Front View ...

Страница 82: ...e Bypass Cabinet 800mm wide top cable entry 120x160 bottom cable entry 250x100 28 5 55 633 55 28 5 50 55 630 55 250 275 275 800 825 1600 100 585 100 100 588 100 165 100 559 100 50 120 460 120 50 145 140 539 13 12x diameter Bottom View Side View Front View Top View ...

Страница 83: ...ance Bypass Cabinet 850mm wide top cable entry 150x200 bottom cable entry 270x150 824 1800 100 585 100 100 638 100 850 28 5 55 683 55 28 5 50 55 55 630 290 270 290 150 152 5 13 12x diameter 56 150 438 150 56 145 200 479 Bottom View Side View Top View Front View ...

Страница 84: ...Installation Drawings 72 Figure 60 Cabling diagram 30 200kVA MBP T cabinet configuration 1 1 1 ...

Страница 85: ...Installation Drawings 73 Figure 61 Cabling diagram 30 200kVA MBP T cabinet configuration 1 1 3 ...

Страница 86: ...Installation Drawings 74 Figure 62 Cabling diagram 30 200kVA MBP T cabinet configuration 1 1 5 ...

Страница 87: ...and through the inverter in case of an AC input mains power failure In case of Inverter unavailability or excessive overload the load may also be powered from an external AC Bypass source through input isolator Q2 and the static bypass Besides this if maintenance or repair of the UPS is necessary the UPS can support the load through the internal and manually controlled maintenance bypass isolator ...

Страница 88: ...cuit breaker fitted inside the battery cabinet or located adjacent to the batteries where a battery cabinet is not used This circuit breaker is closed manually but it contains an undervoltage release coil which enables it to be tripped from the UPS control electronics following certain detected faults It also has a magnetic trip facility for overload protection The undervoltage release coil contro...

Страница 89: ...ly through settings in configuration software and control cables 2 Parallel control cables are connected in a ring providing both performance and redundancy Dual bus control cables are connected between any two UPS modules of each bus The intelligent paralleling logic provides the user with maximum flexibility For example shutting down or starting up UPS modules in a parallel system can be done in...

Страница 90: ... transfer UPS that permits operation in these modes Normal Mode Battery Mode Stored Energy Mode Auto Restart Mode Bypass Mode Maintenance Mode Manual Bypass ECO Mode Parallel Redundancy Mode Hot Standby Mode Frequency Converter Mode 6 3 1 Normal Mode The UPS inverter continuously supplies the critical AC load The rectifier charger derives power from the AC mains input source and supplies DC power ...

Страница 91: ...ility or both the outputs of up to six UPS modules can pro grammed for directly paralleling while a built in parallel controller in each UPS ensures automatic load sharing 6 3 8 Hot Standby Mode This is an alternative 1 1 redundancy application that ensures higher availability or better usage control or both Two UPS are connected in Hot Stand By mode as follows UPS 1connects to the criti cal load ...

Страница 92: ...riodic interval can be set from 30 to 360 days The periodic testing can also be inhibited Conditions Battery at float charge for at least 5 hours load 20 100 of rated UPS capacity Trigger Manually through the command of Battery Maintenance Test in LCD panel or auto matically Battery Self Test Interval 30 360 days default setting is 60 days 6 5 Battery Protection settings by commissioning engineer ...

Страница 93: ...ng initially supplied at all or where supplied by the maintenance bypass switch It is assumed that the installation is complete the system has been commissioned by autho rized personnel and the external power isolators are closed WARNING Hazardous mains and or battery voltage present behind covers No user serviceable parts are located behind covers that require a tool for their removal Only qualif...

Страница 94: ... Open or confirm open the internal Manual Bypass Power Switch Q3 Open also any external Maintenance Bypass Switch where used 7 Press INVERTER ON button for two seconds The inverter will start up and the inverter indicator flashes while it synchronises to the bypass voltage frequency After the inverter is ready the UPS transfers from bypass to inverter the bypass indicator turns off and the inverte...

Страница 95: ... of a battery or a mains failure and the total load power is supported from the remaining source without interruptions The tests can be carried out from the UPS control panel by the operator when the following conditions are satisfied The load must be between 20 and 100 of rated UPS capacity The battery must have been float charging for 5 hours or more 7 4 1 Test Procedure 1 Select Commands window...

Страница 96: ...le UPS applications external located in the bypass cabinet for 1 1 capacity and 1 N redundant multi module UPS applications refer to Figure 64 In multi module systems perform each step of the procedure in every UPS module before proceed ing to the next step 1 Press INVERTER OFF direct access key on the UPS front panel The UPS inverter will shut down and the load is supplied through the Static Bypa...

Страница 97: ...ly and the UPS is completely shut down Figure 65 Example of configuration for single UPS with external Maintenance Bypass Cabinet NOTE Do not press any remote EPO button WARNING Hazardous Voltage at UPS terminals No operator serviceable parts are located behind covers that require a tool for their removal Only qualified service personnel are authorised to remove such covers The input and output AC...

Страница 98: ...Power Off unit for maintenance 4 Power On unit 5 Unit enters Test Mode by configuration software setting 6 Diagonosis or testing 7 The UPS exits Test Mode by configuration software setting Output becomes inhabited because of Isolation Status 8 Return all switches to the Normal position 9 Close External Output isolator Q1ext or Q2ext The UPS exits Isolation Status automatically parallel signaling a...

Страница 99: ... UPS enters Test Mode by configuration software setting 6 Diagonosis or testing 7 The UPS exits Test Mode by configuration software setting Output becomes inhibited because of Isolation Status 8 Return all switches of Unit 1 to the Normal position including Internal Output Circuit Breaker 1 When Internal Output isolator Q5 is closed unit will exit Isolation Status automatically parallel signaling ...

Страница 100: ...al battery is used This breaker is located inside the battery cabinet if used or is otherwise adjacent to the battery racks 6 Following battery availability being detected by the UPS the red battery indicator extinguishes moments after when the battery charger starts operation 7 Press INVERTER ON button for two seconds The inverter will start up and the inverter indicator flashes while it synchron...

Страница 101: ...ut isolator both isolators where split supplies are provided for rectifier and bypass and external output isolator must be opened and tagged with warning labels accordingly 7 10 Emergency Shutdown With EPO This circuit has been designed to switch off the UPS in emergency conditions i e fire flood etc The system will turn off the rectifier inverter and stop powering the load immediately including t...

Страница 102: ...wer from the battery system to supply the load until the batteries are depleted When the UPS reaches its end of discharge EOD threshold it will shut down The UPS will automatically restart and enable output power After utility power is restored If Auto Recovery after EOD Enabling is enabled After the Auto Recovery after EOD Delay Time expires the default delay is 10 minutes If the Auto Recovery af...

Страница 103: ... LCD will now be displayed in the selected language 7 14 Changing the Current Date and Time To change the system date and time 1 From the main menu press the F1 shift key to move the cursor to the menu at the top of the screen 2 Press F2 and F3 left and right arrows as needed to select the Settings menu 3 Press F1 shift to move the cursor to the data and settings area of the LCD 4 Use F2 and F3 up...

Страница 104: ...n button 4 Inverter DC to AC Fault Clear Reset button 5 Load AC Output Silence On Off Audible Alarm Mute 6 UPS Status and Alarm indicator 7 Audible Alarm Buzzer _ F1 F4 Help LCD Menu keys 8 Emergency Power Off Button cover EPO INVERTER ON FAULT CLEAR SILENCE ON OFF 3 1 2 4 5 Status Rotary SW normal pos 17 24 07 07 Manual turn on Normal mode 17 29 17 30 07 07 07 07 7 8 6 INVERTER OFF F2 F3 F4 HELP ...

Страница 105: ...er abnormal Failed overcurrent overtemperature Off Battery and Converter Normal Battery charging Table 15 Bypass indicator 3 Green Load on Bypass power Red Bypass not available out of normal range or Static bypass switch fault Off Bypass Normal load not on bypass Table 16 Inverter indicator 4 Green Inverter Normal and powering the load Flashing Green Inverter ON starting up synchronising or standi...

Страница 106: ...CD monitor windows Figure 68 Graphic LCD monitor windows and keypad Emergency Power Off EPO Disconnects Power to the Load Disables rectifier inverter static bypass and battery operation Inverter ON Enables Inverter Operation Inverter OFF Disables Inverter Operation Fault clear Resets blocked UPS functions subject to any fault being cleared Silence ON OFF Toggle type buzzer mute Any new fault re en...

Страница 107: ... test Battery capacity test System test Stop testing Freshening Charge Stop Freshening Charge Version UPS version UPS model Settings Display contrast Date format set Date time Comm1 baud rate Comm2 baud rate Comm3 baud rate Communication address Communication mode Callback times Phone No 1 Phone No 2 Phone No 3 Command password System Sout kVA Pout kW Qout kVAR Single unit no parallel data Records...

Страница 108: ...ve slave in a 1 1 Hot Stand By system Unit 1 of max 6 double conversion units in a parallel system Status Normal Warning or Fault Normal UPS operating Normal Warning System attention required e g AC Input Failure Fault UPS Fuse or Hardware Failure Table 22 Descriptions of UPS menus and data window items Menu Type Item Type Explanation Mains input L N voltage V Phase voltage L N current A Phase cur...

Страница 109: ...is redialed to send an alarm notification Phone No 1 When Intellislot 1 Communication mode is Modem this is the first phone number to be dialed to send an alarm notification Phone No 2 When Intellislot 1 Communication mode is Modem this is the second phone number to be dialed to send an alarm notification Phone No 3 When Intellislot 1 Communication mode is Modem this is the third phone number to b...

Страница 110: ...tery detected faulty Reserved Replace Battery Battery test failed Battery should be replaced Battery Low Pre warning Before the end of discharge battery undervoltage pre warning should occur After this pre warning battery should have the capacity for 3 minutes discharging with full load The time is user configured from 3 to 60 minutes Shut down the load in time Battery End of Discharge Inverter tu...

Страница 111: ...his alarm resets automatically once the condition is no longer true 1 First check if the alarm Bypass unable to trace or Bypass abnormal occurs If so solve it first 2 Verify the waveform of the bypass voltage If it is too distorted ask the customer to verify and seek any possible measurements Inverter Fault Inverter output voltage beyond limits Load transfers to bypass Inverter Overtemp The temper...

Страница 112: ...tify it if it is found to be in error Load Impact Transfer A transfer to bypass occurred due to a large step load The UPS should recover automatically Turn on connected equipment in sequential order to reduce the step loading of the inverter Transfer Time out The load is on bypass power due to excessive number of transfers that occurred within the last hour The UPS will recover automatically and w...

Страница 113: ...r off during normal startup diagnostics information only Generator Connected Generator active signal received Source share mode may be activated pending UPS settings BCB open Battery Circuit Breaker status open BCB closed Battery Circuit Breaker status closed Battery Float Charging Battery status Float charge mode Battery Boost Charging Battery status Boost charge mode Battery Discharging Battery ...

Страница 114: ...itch closed Output Disconnect Open UPS Output power switch open Output Disconnect closed UPS Output power switch closed Input Inductor Overtemp Overheating of Rectifier input filter choke Rectifier shuts down Battery discharges Balancer Fault Internal VDC and VDC off set by over 50V exceeding the Inverter DC offset compensation capacity Inverter shuts down Load transfers to bypass Balancer Over Cu...

Страница 115: ...ration will cause the load to be de energised This operation leads to inverter overload confirm or cancel The turn off this inverter will lead to the overload of remaining inverter s in a parallel system Turn on more UPS to carry current load The number of paralleled inverters already turned on is insufficient to carry the existing load Battery will be depleted confirm Battery Capacity test discha...

Страница 116: ...en Figure 70 Help screen 8 5 Default Screen Saver This default screen is displayed following at least 2 minutes of operation with no new alarm After another delay the backlight turns off Press any key F1 F4 or Help to reactivate the screen Figure 71 Default screen F2 F4 HELP F1 F3 Help information Select the previous menu item Select the current record window Q3 Q2 Q1 Q5 Press help key back to mai...

Страница 117: ...ut is unavailable the contactor is opened and the UPS is disconnected from the bypass mains supply 9 1 2 Seismic Anchors Seismic anchors avoid or lessen the damage caused by a possible earthquake or vibration and ensure that the UPS does not overturn or move laterally under such a situation The Seismic Anchor classification when bolted into a suitable concrete slab exceeds the requirements of Leve...

Страница 118: ...the paralleling point should be kept as identi cal as possible NOTE Battery contactor opens after Inverter shutdown at end of battery discharge Battery Start settings disable the end of discharge trip command to external battery circuit breaker Table 26 Bypass current sharing inductors dimensions values UPS Dimensions WxLxH mm in Inductor Value uH 30 40 kVA 70x100x140 2 8x3 9x5 5 122 60 80 kVA 140...

Страница 119: ...Options For Assembly Inside the UPS Cabinet 107 Figure 73 Bypass current sharing inductances UPS 1 Input Output Static Switch Bypass Current Sharing Induct N U3 V3 W3 Q2 Q5 N2 U2 V2 W2 ...

Страница 120: ...Alarm signal is available for remote monitoring The Battery ground fault detection set contains one CT current transformer and one DC sensitive residual current monitor The connection of this set for UPS is illustrated as follows Figure 74 Battery ground fault detection set connections The Battery Ground Fault Detection Set is assembled within the UPS cabinet Table 27 Dry contact fault alarm signa...

Страница 121: ...The second bracket need not be removed see Figure 75 3 Remove the dust filter to be replaced 4 Insert the clean filter 5 Reinstall the bracket tightening the screw securely 6 Tighten the screw on the second bracket Figure 75 Replacing the dust filters 9 1 8 Redundant Fan for Power Module In addition to the monitored fans installed in the UPS cabinet to ensure sufficient cooling power at various op...

Страница 122: ...l not work from RS232 1 DB 9 when OCWeb card is inserted in the top bay c Monitor board firmware version will be m131 or greater The version may be verified from the UPS LCD refer to 8 0 Operator Control Panel and Display RS 232 1 DB 9 COM Port 1 Serial MultiLink Software Port Setting 2400 Baud RS 232 2 DB 9 COM Port 2 Service Access Software Port Setting 9600 Baud Top Bay Mid Bay Bottom Bay Relay...

Страница 123: ... information as SNMPv1 traps for connection to a 10 100 baseT Ethernet network and in addition the same card will also transmit the same status information and all measured parameters for display via a Web browser This card is supported in the top middle and bottom Intellislot bays Figure 77 OC Web Card data summary window Figure 78 OC Web Card battery data summary ...

Страница 124: ... Function Operation 1 UPS Fault Closed if no UPS failure 2 3 Not Used 4 UPS Fault Closed if UPS fails 5 Summary Alarm Closed if SUMMARY ALARM occurs 6 Summary Alarm Closed if no alarm conditions are present 7 Any Mode Shutdown return Not use External EPO terminal 8 Not Used 9 Common Low Battery 10 Low Battery Closed if battery is OK 11 Low Battery Closed if LOW BATTERY point occurs 12 13 Not Used ...

Страница 125: ...aximum of four computer systems to simultaneously monitor the status e g utility power failure low battery of a single UPS This card is supported in any of the three NX Intellislot bays Figure 79 SiteNet MultiPort4 Intellislot pin configuration Table 30 SiteNet MultiPort4 Intellislot pin assignment Pin Assignment Description 1 Low Battery 2 Not Used 3 Not Used 4 Not Used 5 Not Used 6 Not Used 7 Lo...

Страница 126: ...larm board Table 31 NX communication options Physical description of port Labeled ID Name of Port On the UPS LCD screen under Settings controlled by Monitoring Devices supported Baud rate Comments Top Intellislot Intellislot 2 On Monitor Board Comm 1 Multiport 4 any Relaycard int any OCWEB LB 2400 Not simultaneous with Multilink in RS232 1 Modbus Jbus 2400 Middle Intellislot Intellislot 1 On Monit...

Страница 127: ...62040 2 Class A Method of specifying the performance and test requirements of UPS EN 50091 3 IEC 62040 3 AS 62040 3 VFI SS 111 Description Normative reference Safety for Information technology equipment EN60950 IEC 60950 AS 60950 Degrees of protection provided by enclosures IP code EN 60529 IEC60529 AS 60529 Semiconductor convertors Part 1 General requirements and line commutated convertors Part 1...

Страница 128: ...r closed Values listed are the mass of the units with options added ground fault sensor bypass share inductors and redundant fans Table 36 Rectifier AC input mains Rated power kVA Unit of Measurement 30 40 60 80 100 120 140 160 200 Rated AC Input Voltage 1 VAC 380 400 415 V three phase and sharing neutral with the bypass input Input voltage tolerance 2 VAC 305V to 477V 304V to 208V output de rated...

Страница 129: ... trigger 0 050 C10 selectable 0 030 0 070 boost float current trigger 0 010 C10 selectable 0 005 0 025 with 24 hr safety time out selectable 8 30 hr boost mode inhibit also selectable End Of Discharge VRLA V cell 1 63 V cell selectable from 1 60 1 75 V cell Auto Inverse EOD voltage x discharge current mode The end of discharge voltage increases at low discharge currents Battery Charge V cell 2 4 V...

Страница 130: ...alanced load Transient voltage response 6 5 Total Harmonic Voltage Distortion THDV 4 1 linear load 3 5 non linear load 380V 4 0 non linear load 400V 4 5 non linear load 415V Synchronisation Window Slew Rate Max change rate of synch frequency Hz Rated frequency 2 Hz selectable 0 5 to 3Hz Hz sec 1 Hz sec selectable 0 1 to 3Hz s single UPS 0 2Hz sec paralleled UPS Inverter Voltage Tolerance V AC 5 1 ...

Страница 131: ...ated up to 125 of nominal output current IEC 60947 2 curve C Current rating of neutral cable A 1 7 In 1 52In 1 35In Frequency 2 Hz 50 60 Transfer time between Bypass and Inverter ms Synchronous transfer 1ms Asynchronous transfer default 15 ms 50 Hz 13 3 ms 60 Hz or 40 60 80 100 ms selectable Bypass voltage tolerance V ac Upper limit 10 15 or 20 default 15 Lower limit 10 20 30 or 40 default 20 dela...

Страница 132: ...f Liebert Corporation All names referred to are trademarks or registered trademarks of their respective owners Technical Support Service Web Site www liebert com Monitoring 800 222 5877 monitoring liebert com Outside the US 614 841 6755 Single Phase UPS 800 222 5877 upstech liebert com Outside the US 614 841 6755 Three Phase UPS 800 543 2378 powertech liebert com Environmental Systems 800 543 2778...

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