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Operating and Installation
manual for
PYRAMID DSP
10-60kVA
Uninterruptible Power Systems
511-Y01-U169-1-01
1

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  • Page 1 Operating and Installation manual for PYRAMID DSP 10-60kVA Uninterruptible Power Systems 511-Y01-U169-1-01...
  • Page 2 Important Notice Thank you for purchasing Inform UPS. This document provides instructions about safety, installation and handling of the UPS. It is necessary to read the manual completely before working on this equipment. Read the manual completely before working on this equipment!
  • Page 3: Table Of Contents

    Index Safety ..............................5 Installation ............................. 6 Transportation ...................................6 Unpacking...................................6 Storage....................................6 Placement ...................................6 2.4.1 Environmental Requisites ............................6 2.4.2 Electrical Requisites..............................7 Connections ..................................8 2.5.1 Power Connections ..............................8 2.5.1.1 Protective Earth (Ground) Connections ......................... 9 2.5.1.2 Input Connection ................................. 9 2.5.1.3 Separated by-pass mains input connection (optional)................... 9 2.5.1.4 External Battery Connection............................
  • Page 4 Fans....................................26 Capacitors ..................................26 Troubleshooting..................Hata! Yer işareti tanımlanmamış. Technical Specifications ........................30 511-Y01-U169-1-01...
  • Page 5: Safety

    Safety Information related to the safety of the UPS, loads and the user is summarized below. But the equipment should not be installed before reading the manual completely. The equipment may only be installed and commissioned by authorized technical persons. When the UPS is brought from a cold place to a warmer place, humidity of the air may condensate in it.
  • Page 6: Installation

    Installation 2nd1 Transportation The UPS must remain in a vertical position throughout the transportation. Make sure that the floor can support the weight of the system. 2nd2 Unpacking Equipment and batteries whose packages are damaged during transportation shall be inspected by a qualified technical person before starting with the installation.
  • Page 7: Electrical Requisites

    Access to the equipment can only be gained by service persons or by users who have been instructed about the reasons for the restrictions applied to the location and about any precautions that shall be taken and, Access is through the use of a tool or lock and key, or other means of security and is controlled by the authority responsible for the location.
  • Page 8: Connections

    Isolate uninterruptible power supply before working on this circuit 2nd5 Connections Connections shall be done by authorized technical staff only. When the UPS is brought from a cold place to a warmer place, humidity of the air may condensate in it. In this case, wait for two hours before beginning with the installation. Layout of the connection terminals and boards are shown below: A1: Communication interface board A2: Parallel connection board (optional)
  • Page 9: Protective Earth (Ground) Connections

    Cables shall be passed through the hole under the connection terminals. Make sure that all circuit breakers are “OFF”/”0” before starting with the installation. Connections shall be done with the order below. 2nd5.1.1 Protective Earth (Ground) Connections The device shall be earthed for a safe and reliable operation. Connect the PE ground connectors before connecting any other cable Input protective earth connection terminal (PE) of the UPS shall be connected to ground with a low impedance connection.
  • Page 10: External Battery Connection

    2nd5.1.4 External Battery Connection Do not put the battery fuses into the fuse holder before operating the equipment and seeing the “NORMAL” message on the LCD. Devices with internal batteries may have dangerous voltages on the battery terminals To connect external batteries, do the following: Switch the circuit breaker of the external batteries to “OFF”...
  • Page 11: Modes Of Operation

    Modes of Operation There are three operation modes, which differ in the path of the energy flow. UPS block diagrams and the energy flow path in each operation mode is shown below: When UPS has no separate bypass mains input, bypass line is also fed from the mains input. Thus, if such a device is in question, mains input shall be comprehended when the bypass mains input is referred in the following sections of the manual.
  • Page 12: Bypass Mode

    After start-up, the following applies: Operation mode depends on the priority, inverter, rectifier and bypass preferences made by the user and mains, separate by-pass mains and battery voltages. Priority and inverter, rectifier and bypass preferences can be set by using the COMMANDS and extra commands (EXTCMNDS) menus.
  • Page 13: Battery Mode

    Output voltage is sinusoidal and has a regulated amplitude and frequency. It is independent from the input voltage. The inverter is synchronized in frequency with the bypass mains input to enable load transfer to the bypass supply without any interruption, in case of an overload or inverter failure. Voltage and frequency of the mains input shall be in their tolerance limits, and both the rectifier and the inverter shall be enabled for the UPS to operate in this mode.
  • Page 14: Control And Monitoring

    Control and Monitoring 4th1 Front Panel The front panel located on the upper part of the UPS informs the user about operating status, alarm conditions and measurements. It also provides access to controls and configuration parameters. Front panel shown below consists of three parts. As mimic panel provides basic information about the energy flow path and existing alarms, LCD (liquid crystal display) offers detailed information and provides access to controls.
  • Page 15: Mimic Panel

    4th1.2 Mimic Panel Mimic panel is a diagram, which shows the path of energy flow in the UPS by means of several LED’s. Definitions of LED states are shown below: LED's COLOR DEFINITION STATE Input mains voltage is OK and rectifier is active Steady Input mains voltage is OK and rectifier is inactive Line 1...
  • Page 16: Liquid Crystal Display (Lcd) And User Menu

    4th1.3 Liquid Crystal Display (LCD) and User Menu LCD provides detailed information about device status, alarms and measurements. It also enables the operator to manage the UPS. All information, commands and configuration parameters are given in a menu, which has the following structure: LCD consists of two lines and has the following structure: “OPERATING MODE”...
  • Page 17 Menu and parameter descriptions are given below: ALARMS MENU ALR = “XXXXXXXXXXXX” 12 digit service codes. Note these numbers before referring technical service. = “XXXX-XXXXXXXX” Alarm codes and names can be seen by entering the ALR submenu. ALARM DEFINITIONS CODE NAME DEFINITION Bypass mains voltage is different than the inverter reference signal (e.g.
  • Page 18 MEASUREMENTS MENU MEASUREMENT DEFINITION = XXX,XXX,XXX % Ratio of the actual inverter active power of each line to its nominal value = XXX,XXX,XXX V Output line/neutral voltages = XXX,XXX,XXX A Output line currents = XX.X Hz Frequency of output line/neutral voltages = XXX,XXX,XXX V Bypass line/neutral voltages = XXX,XXX,XXX V...
  • Page 19: Buzzer

    CONFIGURATION MENU Shows system date in dd-mm-yyyy format DATE = "XX-XX-XXXX" Push ENTER to switch between day, month, year, hour, minute and second. Then, use arrows to configure Shows system time in hh-mm-ss format TIME = "XX-XX-XX" Use date submenu to set time IDENTIFICATION MENU "X/X XXX kVA"...
  • Page 20: Operating Procedures

    Operating Procedures This chapter defines the operating procedures to be followed to activate, deactivate and manage the UPS. The instructions shall be applied with the sequence, in which they are written. 5th1 Commissioning Make the connections according to the installation section. Switch the circuit breaker on the input distribution panel “ON”...
  • Page 21: Returning From Manual Bypass To Ups

    5th4 Returning from manual bypass to UPS If the by-pass mains input is separated, bring the by-pass circuit breaker (F4) to “ON”/ “I” position. Bring the input and inrush circuit breakers (F1 and F6) to “ON”/ “I” position. See the “NORMAL” message on the LCD. Bring the battery circuit breaker (F5) to “ON”/ “I”...
  • Page 22: Features And Operating Limits

    Features and operating limits 6th1 Mains limits for normal operation Frequency and rms value of the mains input voltage has to be between acceptable limits for the UPS to operate in normal mode. Lower limit of the voltage depends on how much the UPS is loaded and it decreases as the load decreases until it reaches 80 V phase-neutral.
  • Page 23: Electronic Short Circuit Protection

    If the overload situation continues in the bypass operation, thermal/magnetic protection devices may activate and protect the circuit. In this case, all loads on the output will be deenergized. Make sure that the UPS is not overloaded to provide a higher quality supply to the loads. 6th5 Electronic short circuit protection The UPS attempts to force the thermal/magnetic protection devices between the output terminals and the short circuited load to open, by supplying current to the short circuited load for a limited duration.
  • Page 24: Communication

    Communication All related terminals are on the communication interface board (A1). Connector layout is as following: 7th1 RS232 Communication DSUB-9 female connector with the following pin layout shall be used on the UPS side of the connection cable. Pin layout is given below: RS232 PIN LAYOUT Pin # Signal Name...
  • Page 25: Digital Inputs (Ups Off And Gen On)

    7th3 Digital Inputs (UPS OFF and GEN ON) Voltage to be applied to the digital inputs is 5V DC. Maximum current drawn by each input is 1 mA. 5V DC supply provided on the communication interface board can be used to supply both digital inputs. Pay attention to the polarity of the voltages applied to the digital input terminals.
  • Page 26: Maintenance

    Maintenance Batteries, fans and capacitors shall be replaced at the end of their lives. Hazardous voltage and high temperature metal parts inside even if the UPS is disconnected. Contact may cause electric shock and burns. All operations except replacing battery fuses shall be carried out by the authorized technical personnel only.
  • Page 27 Troubleshooting This section gives information about the procedures which shall be performed in case of abnormal operation. If you fail to fix the problem consult authorized technical service with the following information: Model and serial number of the UPS, which can be found on the nameplate on the rear of the UPS.
  • Page 28 Alarm Possible Cause Action Inverter operation is automatically INV BLKD alarm is present Consult the technical service stopped due to a fault The UPS may not started up yet. This alarm is permanent if the UPS is intended to be started with the bypass blocked or when the bypass mains is not in specified limits...
  • Page 29 Alarm Possible Cause Action Any of the DC bus voltages approaches its lower or upper limits Charge the batteries, and check if the alarm has VDC NOK alarm is present May mean that the batteries have removed. approached to their lower voltage limit and are almost empty.
  • Page 30 10 Technical Specifications MODELS Apparent power [kVA] PHYSICAL Length x width x depth [cm] 130 x 52 x 90 ENVIRONMENTAL (15 - 40 recommended for longer battery Storage temperature range [°C] -25 to +55 life) (20 - 25 recommended for longer battery Operating temperature range [°C] 0 to +40 life)
  • Page 31 Maximum load power factor Nominal active power [kW] 13,5 Nominal current [A] 16,5 24,8 29,4 45.5 60.6 Load crest factor @ rated power > 1 minute @ %150 load Overload duration > 10 minutes @ %125 load Efficiency (normal operation) @rated linear load with 0.8 PF >91 >92...

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