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UPS

True On-Line Double Conversion

30-120 kVA

User Manual

V.1730-1

Summary of Contents for NHS Series

Page 1: ...UPS C C CO O OV V VE E ER R R N N NH H HS S S S S Se e er r ri i ie e es s s True On Line Double Conversion 30 120 kVA User Manual V 1730 1 ...

Page 2: ...is manual is copyrighted by the publisher and can not be reproduced without prior permission We reserve the right to modify the design and specifications without prior notice Copyright 2016 COMEX S A All rights reserved ...

Page 3: ... 19 3 3 Power supply operation modes 20 3 3 1 Normal operation 20 3 3 2 Battery operation 20 3 3 3 The restart mode of the power supply after power back 20 3 3 4 Bypass mode 20 3 3 5 Service bypass mode 21 3 3 6 Eco mode 21 3 3 7 Frequency converter mode 21 3 3 8 Parallel operation mode 21 3 3 9 Hiberation mode 21 3 4 Battery management 21 3 4 1 Basic functions 21 3 4 2 Advanced functions automati...

Page 4: ...on 28 5 1 Introduction 28 5 1 1 LED indicators 29 5 1 2 Audible alarm 29 5 1 3 Function keys 30 5 2 LCD touch display 30 5 2 1 Main menu 31 5 2 1 1 Cabinet 31 5 2 1 2 Hot swap module 33 5 2 1 3 Settings 31 5 2 1 4 Log 31 5 2 1 5 Operate 39 5 2 1 6 Scope 40 ...

Page 5: ...oltage power systems EN 61000 4 2 2009 Electromagnetic compatibility EMC Test and measurement methods electrostatic discharge resistance test EN 61000 4 3 2006 A1 2008 A2 2010 Electromagnetic compatibility EMC Test and measurement methods Immunity test for radio frequency electromagnetic fields EN 61000 4 4 2004 A1 2010 Electromagnetic compatibility EMC Test and measurement methods Test of resista...

Page 6: ...ng procedures poses no threat to personnel All maintenance and service procedures require access to the interior of the device and should only be carried out by trained employees 警告危险 High battery voltage 400 Vdc All work related to the operation and installation of batteries can be performed by a properly trained service After connecting the battery the voltage at their terminals exceeds 400 Vdc...

Page 7: ... off if liquid or a white powdery substance escapes from the housing Do not dispose of used batteries as they contain hazardous metals and other substances harmful to the environment To protect against electric shock install the UPS in a closed room free from conductive substances the room temperature can not exceed 40 C All work related to the repair or installation of the device should be perfor...

Page 8: ...ies produce dangerous voltage When replacing the batteries always replace all batteries with new ones of identical parameters quantity and age Batteries are a source of energy and can generate very high currents To avoid shock or short circuit between the poles of the battery use the following tips during operation o Remove your watch finger rings and other metal parts that could lead to a short c...

Page 9: ...ects Use only tools with insulated handles Wear rubber gloves If the battery leaks or the battery is damaged in any other way it must be replaced Damaged batteries should be stored in a container resistant to sulfuric acid and disposed of in accordance with local regulations If the electrolyte comes into contact with the skin immediately contaminate the area with water 2 2 Initial check Perform th...

Page 10: ...g the batteries and the UPS should be as short as possible 2 3 3 Storage If the device is not installed and requires storage protect it from excessive moisture and high temperatures The batteries should be stored in a dry and cool room with good ventilation The most suitable storage temperature for batteries is 20 25 C 2 4 Unpacking checking and setting Before unpacking carefully inspect the deliv...

Page 11: ...onnects the UPS enclosure to the wooden pallet and then place the power supply at the point of installation Disassembly should be carried out carefully so as not to scratch the housing Check the correctness of the delivered equipment on the label located on the back of the UPS door The label contains basic information about the model power etc Note Dispose of materials after disassembly in accorda...

Page 12: ...ngs on the side walls of the power supply therefore no space is required from the side However for access to the device from each side it is recommended to keep min 50 cm of service space It is required to provide adequate space from the front of the power supply to fully open the door and the possibility of disassembling the power modules and free drawing of cold air from the environment Recommen...

Page 13: ...ive to transient current pulses have adjustable sensitivity in the range of 0 3 1 0 A The RCD must be sensitive to unidirectional DC current pulses and insensitive to transient current pulses as shown in the figure below Figure 2 5 Marking the RCD 2 5 2 Battery circuit protection The battery required for correct operation of the power supply consists of 36 44 12V batteries connected in series A 3 ...

Page 14: ...e current at voltage at the end discharging given in the table taking into account the power rating of the PSU 警告危险 Warning BEFORE PERFORMING THE WIRING OF THE POWER SUPPLY MAKE SURE THAT THE POSITION AND FUNCTION OF EXTERNAL DISTRIBUTES WILL COMBINE THE INPUT OUTPUT POWER SUPPLY WITH A POWER DISTRIBUTION PANEL CHECK THAT THE FOREGOING POWER SOURCES ARE ELECTRICALLY DISCONNECTED AND SIZE THE NECE...

Page 15: ...with a force of 13 Nm M10 with a force of 18 Nm Check the correct order rotation of the phases 4 Connect the power cords between the UPS and the battery disconnector Check the correct polarity 警告危险 Warning Hazardous voltage at the battery terminals Make sure that the polarity of the battery is correctly connected Positive terminal of battery to positive terminal BAT on UPS negative terminal of ba...

Page 16: ...V Enviroment temperature detection J3 2 GND Ground Note Use appropriate temperature sensors for proper detection R25 5 Ohm B25 50 3275 please confirm the compatibility of parameters at the supplier at the time of ordering 2 7 2 REPO switch port The UPS is equipped with a REPO interface enabling remote switching off of the UPS in an emergency situation eg fire The function can be activated by press...

Page 17: ...ther when the equipment is delivered 2 7 3 Genset interface The J5 input connector is used to signal the connected generator The connection of J5 2 pins with J5 1 24V indicates that the system is operating from a power generator The interface design and description of connections are shown below J5 GEN 24V AUX N O AUX N O 发电机 Figure 2 10 Genset signal interface Table 2 4 Description of aggregate o...

Page 18: ...t circuit of the signal from J7 1 informs the UPS about the closing of the service bypass switch and switches the UPS to bypass mode 2 7 5 Output signal Battery low The J8 connector of the Dry Contact interface is a low battery information signal If the battery voltage is lower than the value that has been configured then on the J8 output we will receive such information There are two types of bat...

Page 19: ...auses closing or opening of the relay contacts Below is an interface description and description of connections J9 ALARM_NC ALARM_NO GND Figure 2 13 Interface alarm Table 2 7 Description of the alarm interface pins Position Name Purpose J9 1 ALARM_NC Relay informing about the occurrence of an alarm normally closed J9 1 and J9 3 Its opening means an alarm J9 2 ALARM_NO Relay informing about the occ...

Page 20: ...are and to configure the UPS by the authorized service of the manufacturer 2 7 9 Smart Slot x2 The UPS is equipped with two slots for additional communication cards including an SNMP card Features SNMP MIB for UPS monitoring and management built in 10 100 MB Fast Ethernet port management and configuration via WEB telnet SSH or NMS interface support for TCP IP UDP SNMP v1 v2 v3 Telnet SNTP HTTP HTT...

Page 21: ...COVER serii NHS User Manual COMEX S A 17 2 8 Installation drawings Figure 2 15 Diagram of connections to the power supply NHS Series ...

Page 22: ...COVER serii NHS User Manual COMEX S A 18 Figure 2 16 The front of the power supply and power distribution bars ...

Page 23: ...from the professional network powers the UPS rectifier The rectifier converts alternating voltage AC to DC voltage The DC voltage supplies the inverter system which converts the DC voltage into a stable alternating voltage AC which is completely independent of the input voltage In the absence of mains voltage the inverter system is supplied from the voltage accumulated in the batteries In the case...

Page 24: ...e In normal operation battery packs are also charged 3 3 2 Battery operation In the event of a power failure in the professional network the inverter of the power supply draws energy accumulated in the battery bank During a power outage in the network the changeover to battery operation takes place in uninterrupted mode which means that no interruption in power supply is visible from the point of ...

Page 25: ...an be generated is 40 70 Hz Bypass is not available in this operating mode In the event of a power failure the UPS generates the set frequency value using the battery voltage 3 3 8 Parallel operation mode In parallel mode there is the possibility of parallel connection to 6 devices of the same power to increase the total system power or increase reliability 3 3 9 Hiberation mode There is possibili...

Page 26: ...in no less than 5 hours and with a load of UPS in the range of 20 80 of the rated power of the UPS Triggering Battery tests can be forced by the user from the LCD panel or set to automatic at appropriate intervals Time of battery tests It can be set in the range of 30 360 days By default the battery s automatic tests are turned off 3 5 Battery protection To protect the battery the following parame...

Page 27: ...stic signaling may appear during the following procedures This alarm can be silenced at any time by pressing Mute on the LCD panel 4 1 Power connectors The UPS can be switched on or off from the power supply by means of connectors mounted inside the power supply and accessible after opening the front door The appearance of the power supply is shown below which is equipped with 4 connectors rectifi...

Page 28: ...display is turned on The rectifier diode flashes during the start of the rectifier It takes about 30 seconds to start after which the LED will turn green After the commissioning and testing process Bypass is activated The LEDs on the UPS should look like the following table LED State Rec diode Green Battery diode Red Bypass diode Green Inv diode Turn off Output diode Green State diode Red 警告危险 At...

Page 29: ...0 seconds the battery diode turns green Warning If the green battery LED is not flashing it means that you have to press the red cold start button again 4 The inverter starts automatically the inverter diode flashes The output of the power supply is switched on after approx 60 seconds The power supply or the system of power supplies connected in parallel works in the battery mode Battery Cold star...

Page 30: ... is synchronized to the Bypass voltage The fulfillment of these conditions guarantees an uninterrupted changeover of loads to bypass power Enter the Operations menu and select the Transfer to Bypass command on the LCD display icon Using the Transfer to Bypass command on the LCD display causes the inverter diode to flash and acoustic signaling The UPS works in Bypass mode the UPS inverter is turned...

Page 31: ... the Q1 rectifier circuit breaker of the UPS to be switched off 3 Open the internal bypass switch Q2 of the UPS to be switched off 4 Open the output disconnector Q4 of the UPS to be switched off The unit will be turned off and isolated from the parallel system To restart it follow the procedure to turn on the power supply 4 5 Emergency shutdown using EPO UPS emergency off button is located on the ...

Page 32: ...en operating modes as well as the control of work parameters and event recording The UPS control panel is divided into three sections as shown in the figure below There is a diode display of energy flow and status of individual power supply modules LCD display and a panel of keys together with an EPO switch The details of the symbols shown on the LCD panel are explained in the table below 1 2 3 4 ...

Page 33: ...re not charged Bypass diode Green Load powered from the Bypass track Red Bypass supply outside the standard or damage to the static switch Red flashing Bypass voltage incorrect Turn off Bypass OK Inverter diode Green Load powered from the inverter Green flashing Switching on the inverter switching on UPS synchronizing at least one power module Red The loads are not supplied from the inverter at le...

Page 34: ...modules and system time Warning window contains current warnings Data window a window containing a series of information about the entire UPS system The user can read among others bypass voltage and rectifier voltage battery voltage output voltages The values of these parameters are indicated in the form of an analog meter The UPS loads are shown in the form of a graduated graph in percent The gre...

Page 35: ...se windows are explained in detail in the descriptions below 5 2 1 1 Cabinet Touch icon in the lower left part of the panel the system will switch to the Cabinet window display mode shown below 55 0 513 0 50 100 180 260 300 0 50 100 180 300 220 5 221 6 49 99 49 99 0 0 0 0 0 00 0 00 57 55 0 513 0 Submenu Version information Information display Title Running status 221 3 49 99 0 0 0 00 0 100 180 300...

Page 36: ... Battery Data window displays all information about the selected submenu An example of the appearance of individual windows The submenus are shown below 0 50 100 180 260 300 0 50 100 180 260 300 0 50 100 180 300 223 5 224 6 225 3 49 99 49 99 49 99 0 0 0 0 0 0 0 00 0 00 0 00 50 57 55 0 513 0 220 0 50 260 300 0 50 260 300 0 50 300 220 0 220 2 220 3 49 99 49 99 49 99 0 0 0 0 0 0 0 00 0 00 0 00 50 57 ...

Page 37: ... Load kVA Sout Apparent power kW Pout Active power kVar Qout Reactive power Percent load Battery V Battery voltage A Battery current Capacity Remaining capacity Remain T Min The remaining battery life Battery Battery temperature Ambient The temperature of the environment Total Work T Total working time Total Discharge T Total battery life 5 2 1 2 Hot swap Module Touch icon in the lower left part o...

Page 38: ...module components determine the state of their work a Green normal work b Black incorrect module c Red Lack of module or module is fail Version determines the software version of the inverter and power module rectifier Submenu includes additional windows displaying information about the operation parameters of individual UPS modules The submenu consists of windows described as Input Output Load In...

Page 39: ... 0000 0000 1000 0000 0011 1100 0100 c INFORMATION d S Code Submenu Unit Description Main V Phase voltage of hot swap module A Phase current of hot swap module Hz Input frequency PF Power factor Bypass V Phase voltage of hot swap module A Phase current of hot swap module Hz Bypass frequency PF Power factor Load V Output voltage Load of hot swap module KW Pout Active power KVA Sout Apparent power In...

Page 40: ...e included in the windows that are available in the Submenu on the right side of the LCD display The settings submenu contains a list of windows described as Date Time Language Comm User Battery Service Rate and Configure The table below explains the meaning and possibilities of changes in particular settings windows Submenu Settings interface ...

Page 41: ...pass Frequency Limited To choose 1Hz 3Hz 5Hz Dust Filter Maintenance Period Setting the date of polyline filter changes BATTERY Battery Number Setting the amount of batteries 12V Battery Capacity Setting the capacity of batteries Ah Float Charge Voltage Cell Setting the charging voltage in float mode for the battery cell 2V Boost Charge Voltage Cell Setting the charging voltage in boost mode for t...

Page 42: ...014 2 14 2014 2 14 29 Load On UPS Set Module Exit Set Byp Freq Over Track Set Load On Bypass Set Bypass Volt Abnormal Set Load On Bypass Set No Load Set Load On Bypass Set Byp Freq Over Track Set Module Inserted Set 0 4 0 0 0 0 0 4 0 4 1 2 3 5 6 7 4 8 9 10 16 26 1 16 24 27 16 22 31 16 21 33 16 21 33 16 19 41 16 18 45 16 18 45 16 18 45 16 26 1 Each event that has occurred is saved in the history Lo...

Page 43: ...ction icons and commands description of each key is described below Function keys Mute or turn on the sound depending on the state the icon can take on an appearance or Mute alarms possible by clicking the icon Turning the bypass mode on or off possible with icons switching to bypass mode and disabling the bypass mode Switching on the inverter clicking the icon it allows switching the bypass mode ...

Page 44: ... battery mode to check the battery Before switching on the test make sure that the bypass is available and the battery capacity is greater than 25 Charging boost clicking the icon allows charging accelerated in boost mode Charging float clicking the icon allows you to charge in the normal Float mode Interupted test clicking the icon causes the battery test to be interrupted 5 2 1 6 Scope Touch ico...

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