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Shield T3 User Manual

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  • Page 2 The manual will update irregularly, due to the product upgrading or other reasons. Unless otherwise agreed，the manual is only used as guide for users and any statements or information contained in this manual make no warranty expressed or implied. Shield T3 10 – 40KVA User Manual...

  • Page 3: Table Of Contents

    3.6.1 Specifications ..................... 23 3.6.2 Specifications for Power Cables Terminal ............ 23 3.6.3 Circuit Breaker ....................24 3.6.4 Connecting Power Cables ................24 3.7 Control and Communication Cables ................26 3.7.1 Dry Contact Interface ..................26 Shield T3 10 – 40KVA User Manual...
  • Page 4 7.4.1 Electrical Characteristics (Input Rectifier) ............ 63 7.4.2 Electrical Characteristics (Intermediate DC Link) ........64 7.4.3 Electrical Characteristics (Inverter Output) ..........64 7.4.4 Electrical Characteristics (Bypass Mains Input) ..........65 7.5 Efficiency........................65 7.6 Display and Interface ....................66 Shield T3 10 – 40KVA User Manual...

  • Page 6: Safety Precautions

    When the system is running, do not touch the surface  with this label, to avoid any hurt of scald.  ESD sensitive components inside the UPS, anti-ESD measure should be taken before handling. Shield T3 10 – 40KVA User Manual...

  • Page 7: Move & Install

    No risk exists to any personnel when operating the equipment in the normal manner, Shield T3 10 – 40KVA User Manual...

  • Page 8: Battery Safety

    Do not decompose, modify or damage the battery.  Otherwise, battery short circuit, leakage or even human injury may be caused. The battery contains sulfuric acid. In normal  operation, all the sulfuric acid is attached to the Shield T3 10 – 40KVA User Manual...

  • Page 9: Disposal

    If electrolyte comes into contact with the skin, the  affected area should be washed immediately with water. Disposal Dispose of used battery according to the local instructions  Warning Shield T3 10 – 40KVA User Manual...

  • Page 10: Product Introduction

    The inverter of power modules continuously supply the critical AC load. The rectifier/charger derives power from the AC mains input source and supplies DC power to the inverter while simultaneously FLOAT or BOOST charging its associated backup battery. Shield T3 10 – 40KVA User Manual...

  • Page 11: Battery Mode

    This interruption is programmable but typically set to be less than 3/4 of an electrical cycle, e.g., less than 15ms (50Hz) or less than 12.5ms (60Hz). The action of transfer/re-transfer can also be done by the command through monitor. Shield T3 10 – 40KVA User Manual...

  • Page 12: Maintenance Mode (Manual Bypass)

    To improve system efficiency, UPS rack system works in Bypass mode at normal time, and inverter is standby. When the utility fails, the UPS transfers to Battery Mode and the inverter powers the loads. Shield T3 10 – 40KVA User Manual...

  • Page 13: Auto-Restart Mode

    Dry Contact Card Optional Circuit Breakers Standard Dual Input Standard Long Backup Type Parallel Card, Optional Dry Contact Card Optional 2.4.2 UPS Outlook The UPS outlook is shown as Fig.2-7 to Fig. 2-13. Shield T3 10 – 40KVA User Manual...
  • Page 14 I nstallation I nstructi on Fig.2-7 System outlook (Long backup type) 10/15kVA Fig.2-8 System outlook (Long backup type) 20/30kVA Shield T3 10 – 40KVA User Manual...
  • Page 15 I nstallation I nstructi on Fig. 2-9 System outlook (Standard backup type) 20/30kVA Buzzer Operational Button Ventilation panel Fig. 2-10 10-30kVA front appearance Shield T3 10 – 40KVA User Manual...
  • Page 16 Battery Cold Start RS485 Maintenance CB Bypass Input CB Parallel Board Main input CB Output CB Contact Protective Connection terminal Cover Fig. 2-11 10/15 kVA back appearance-long type Fig. 2-12 10/15 kVA back appearance-standard type Shield T3 10 – 40KVA User Manual...
  • Page 17 I nstallation I nstructi on Fig. 2-13 20/30kVA back appearance-long type Fig. 2-14 20/30kVA back appearance-standard type Shield T3 10 – 40KVA User Manual...
  • Page 18 Fig. 2-15 40kVA long type back appearance Fig.2-16 40kVA standard type front appearance Note The Standard product is configured with single input; the dual-input option is available, with an additional breaker for the main input. Shield T3 10 – 40KVA User Manual...

  • Page 19: Installation Instruction

    Ensure there is at least 0.8m before the front of the cabinet so as to easily maintain the ventilation and cooling power module and at least 0.5m behind for . The room reserved for the cabinet is shown in Fig.3-3. Shield T3 10 – 40KVA User Manual...
  • Page 20 I nstallation I nstructi on Fig.3-1-1 Size of the 10/15 kVA UPS of Long Backup Type (Unit : mm） Fig.3-1-2 Size of the 10/15 kVA UPS of standard backup Type (Unit : mm） Shield T3 10 – 40KVA User Manual...
  • Page 21 I nstallation I nstructi on Fig.3-2-1 Size of the 20/30kVA UPS of Long Backup Type (Unit : mm） Fig.3-2-2 Size of the 20/30 kVA UPS of Standard Backup Type (Unit : mm） Shield T3 10 – 40KVA User Manual...
  • Page 22 I nstallation I nstructi on Fig.3-3-1 Size of the 40kVA UPS Long Backup Type (Unit : mm）(Unit : mm） Fig.3-3-2 Size of the 40kVA UPS Standard Type (Unit: mm) Shield T3 10 – 40KVA User Manual...

  • Page 23: Unloading And Unpacking

    The steps to move and unpack the cabinet are as follows： 1. Check if any damages to the packing. (If any, contact to the carrier) 2. Transport the equipment to the designated site by forklift, as shown in Fig.3-5. Shield T3 10 – 40KVA User Manual...
  • Page 24 I nstallation I nstructi on Fig.3-5 Transport to the designated site 3. Unpack the package (see Fig.3-6). Fig.3-6 Disassemble the case 4. Remove the protective foam around the cabinet. Shield T3 10 – 40KVA User Manual...

  • Page 25: Positioning

    The UPS cabinet has two way of supporting itself: One is to support itself temporarily by the four wheels at the bottom，making it convenient to adjust the position of the cabinet；The other is by anchor bolts to support the Shield T3 10 – 40KVA User Manual...

  • Page 26: Battery

    3.4 Battery Three terminals（positive，neutral，negative ）are drawn from the battery unit and connected to UPS system. The neutral line is drawn from the middle of the batteries in series (See Fig.3-9). Shield T3 10 – 40KVA User Manual...

  • Page 27: Cable Entry

    Cables can enter the UPS cabinet from the side or from the bottom. Cable entry is made possible through a blanking plate fitted at the bottom of the equipment. The cable entry is shown in Fig.3-11. Cable connection Cable connection Fig.3-10 Cable entry Shield T3 10 – 40KVA User Manual...

  • Page 28: Power Cables

    The size of neutral lines should be 1.5~1.7 times the value listed above when the predominant load is non-linear. 3.6.2 Specifications for Power Cables Terminal Specifications for power cables connector are listed as Table 3.3. Shield T3 10 – 40KVA User Manual...

  • Page 29: Circuit Breaker

    2. Open the back door of the cabinet, remove the plastic cover. The input and output terminal, battery terminal and protective earth terminal are shown in Fig.3-11 &Fig 3.13. Fig.3-11 connections terminals for 10/15kVA Shield T3 10 – 40KVA User Manual...
  • Page 30  The grounding cable and neutral cable must be connected in accordance with local and national codes.  When the cable holes does not goes through by cables, it should be filled by the hole stopper Shield T3 10 – 40KVA User Manual...

  • Page 31: Control And Communication Cables

    J7-1 GND_DRY Ground for +24V Input dry contact, function is settable. J7-2 BCB_Online Default: BCB Status and BCB Online (Alert no battery when BCB Status is invalid). J8-1 BAT_LOW_ALARM_NC Output contact (Normally closed), Shield T3 10 – 40KVA User Manual...
  • Page 32 Interfaces diagram for J2 and J3 are shown in Fig.3-14, the description of interface is in Table 3.6. Fig.3-14 J2 and J3 for temperature detecting Table 3.6 Description of J2 and J3 Shield T3 10 – 40KVA User Manual...
  • Page 33 The default function of J5 is the interface for generator J5 Connect pin 2 of J5 with +24V power supply; it indicates that the generator has been connected with the system. The interface diagram is shown in Fig.3-16, and interface description is shown in Table 3.8. Shield T3 10 – 40KVA User Manual...
  • Page 34 J7-1 Battery Warning Output Dry Contact Interface The default function of J8 is the output dry contact interface, which presents the battery warnings of low or excessive voltage, when the battery voltage is Shield T3 10 – 40KVA User Manual...
  • Page 35 Table3.11 General alarm dry contact interface description Port Name Function Integrated warning relay (normally closed) will J9-1 GENERAL_ALARM_NC be open during warning Integrated warning relay (normally open) will J9-2 GENERAL_ALARM_NO be closed during warning J9-3 GENERAL_ALARM_GND Common terminal Shield T3 10 – 40KVA User Manual...

  • Page 36: Communication Interface

    SNMP: Used on site installation for communication (Optional). Intelligent card interface：Extension dry contact interface (Optional). Shield T3 10 – 40KVA User Manual...

  • Page 37: Lcd Panel

    Rectifier normal for at least one module, mains normal Rectifier green indicator Steady red Rectifier fault Flashing red Mains abnormal for at least one module Rectifier not operating Steady Battery charging Battery green indicator Flashing Battery discharging green Shield T3 10 – 40KVA User Manual...

  • Page 38: Control And Operation Keys

    Control and operation keys include four keys, which are used together with LCD screen. The functions description is shown in Table 4.3. Table 4.3 Functions of Control and operation keys Function Key Description Shield T3 10 – 40KVA User Manual...

  • Page 39: Lcd Screen

    Parameters of Main & Bypass Input History log Function set(Fault Clear, Battery Test, Battery Maintenance, language set, Manual Transfer, etc.), System Configuration(For Service Engineer Only) Parameters of Battery, DC bus information, Temperature etc. Shield T3 10 – 40KVA User Manual...
  • Page 40 45.0 A 50.01 Hz 50.01 Hz 50.01 Hz 0.99 PF 0.99 PF 0.99 PF Fig.4-3 Main input page Select the icon of ; it will display the information of battery, as shown in Fig.4-4. Shield T3 10 – 40KVA User Manual...

  • Page 41: System Information Window

    Select UPS menu and data window to browse related parameters of UPS and set related functions. The details are given in Table 4.6. Table.4.6 Description of UPS Menu Menu Menu item Meaning name Main input V phase(V) Voltage Shield T3 10 – 40KVA User Manual...
  • Page 42 Date & Time Date/Time set Settings Language set User can set the language Communication set Control password 1 User can modify control password 1 Command Battery This test will lead to the battery being partly Shield T3 10 – 40KVA User Manual...

  • Page 43: Event List

    Battery cables Disconnected. Maintenance CB Closed- Maintenance CB is Closed Maintenance CB Open- Maintenance CB is Open EPO-Set Emergency Power Off Valid Inverter capacity is less than the load Module On Less-Set capacity Shield T3 10 – 40KVA User Manual...
  • Page 44 Battery Maintenance- Battery Maintenance Starts Batt Maintenance OK- Battery maintenance succeeds Batt Maintenance Fail- Battery maintenance fails N# Power Module joins the system Module Inserted-Set N# Power Module quits the system. Module Exit-Set Shield T3 10 – 40KVA User Manual...
  • Page 45 Input Neutral Lost-Set Input Grid Neutral Lost Bypass Fan Fail-Set Bypass Module Fan Fail Bypass Fan Fail-Clear Incident above disappears Manual Shutdown-Set N# Power Module Manually Shutdown Manual Boost Charge- Manually Battery Boost Charge Shield T3 10 – 40KVA User Manual...
  • Page 46 Clear No Inlet Temp. Sensor- inlet temperature sensor is not connected or abnormal No Inlet Temp Sensor- Incident above disappears Clear Outlet Temp. The Outlet temperature sensor is not Sensor-Set connected or abnormal Shield T3 10 – 40KVA User Manual...
  • Page 47 Operati ons No Outlet TmpSensor- Incident above disappears Clear Inlet Over Temp.-Set Inlet over temperature Inlet Over Temp.-Clear Incident above disappears Shield T3 10 – 40KVA User Manual...

  • Page 48: Operations

    The LED indicators are listed below in Table 5.4. Table 5.4 Normal mode Indicator Status Indicator Status Rectifier green Inverter green Battery green Load green Bypass Status green 8. The starting up done. Note Shield T3 10 – 40KVA User Manual...

  • Page 49: Start From Battery

    Follow the path by selecting the icon of and then select to transfer the system to Bypass Mode. Warning Ensure the bypass is working normally before transferring to bypass mode. Or it may cause failure. Shield T3 10 – 40KVA User Manual...

  • Page 50: Switching The Ups Into Normal Mode From Bypass Mode

    Before making this operation, confirm the messages on LCD display to be sure that bypass supply is regular and the inverter is synchronous with it, so as not to risk a short interruption in powering the load. Danger Shield T3 10 – 40KVA User Manual...

  • Page 51: Switching The Ups Into Normal Mode From Maintenance Bypass Mode

    BattTest With the icon of , batteries will be discharged for about 30 seconds, and then re-transfer to normal mode. BACK FUNCTION ManualByp/Esc Batt. Test Fault Clear Maint Test Manual INV Stop Test Shield T3 10 – 40KVA User Manual...

  • Page 52: Epo

    When the EPO is triggered, the load is not powered by the UPS. Be careful to use the EPO function. Fig .5-5 EPO Button 5.5 Installation of Parallel Operation System 5.5.1 Parallel system diagram Up to four UPS could be paralleled，with a diagram as shown in Fig.5-6. Shield T3 10 – 40KVA User Manual...
  • Page 53 Operati ons Power Supply UPS1 UPS2 UPS3 UPS4 Output Power Supply Load Connected Fig. 5-6 Parallel diagram The parallel board is located at the back of the UPS cabinet, as is shown in Fig.5-7. Shield T3 10 – 40KVA User Manual...
  • Page 54 Fig.5-7 Location of the Parallel board All the parallel cables are designed to be shielded and double insulated, and are connected between the UPS to form a loop as shown below in Fig.5-8. Fig.5-8 Parallel connection Shield T3 10 – 40KVA User Manual...

  • Page 55: Parallel System Setting

    There are different setting of the jumpers on the parallel board and control board for different parallel system. The location of connectors on parallel board is shown in Fig.5-11 and control board in Fig.5-12. Shield T3 10 – 40KVA User Manual...
  • Page 56 Operati ons Fig.5-11 Connectors on Parallel board (PS1409_TF1) 并 机 跳 针 Zoom in jumper connnectors Fig.5-12 Connectors on Control board (PS1203_CT1) Shield T3 10 – 40KVA User Manual...
  • Page 57 2. Turn on the second unit as the same operation with the first one; the unit will join the parallel system automatically. 3. Turn on the rest units one by one, and check the information on LCD. 4. Verify the load sharing with a certain load applied. Shield T3 10 – 40KVA User Manual...

  • Page 58: Maintenance

    6. Check periodically. Observe if any abnormality of the battery ，measure if the voltage of each battery are in balance. Discharge the battery periodically. Shield T3 10 – 40KVA User Manual...

  • Page 59: Installation Of Internal Battery

    For 40kVA UPS, 80 pieces of 12Ah batteries can be installed. For 10-15kVA UPS, there are 40 batteries of to be installed, which are divided into 4 layers.Fig.6-1 shows the installation of battery of the 10- 15kVA standard UPS. Shield T3 10 – 40KVA User Manual...
  • Page 60 Fig.6-2 shows the installation of batteries for 20,30K standard UPS. There are 8 groups of batteries in series, with 5 cells for each group. The interconnection among groups is via cable with Anderson Socket. Shield T3 10 – 40KVA User Manual...
  • Page 61 Fig.6-2-2 Cable connection of Lay 1 Layer 2. The positive of the battery 6# is connected to the negative of battery 5#, via the cable labeled L4, and the negative of battery 35# is Shield T3 10 – 40KVA User Manual...
  • Page 62 26#, via the cable labeled L4. The negative of 20# and the positive of 21#, which are defined as the battery neutral, are connected to CB4-4, as shown in Fig.6-5. Shield T3 10 – 40KVA User Manual...
  • Page 63 Installation of inner battery for20, 30K standard UPS Fig.6-2 For40kVA the battery bank has four layers. Each lay has four packages with 5 batteries contained in one package.Fig6-3 shows the connection of each layer. Shield T3 10 – 40KVA User Manual...
  • Page 64 Product S peci fi cati on L1_N L1_+ Lay1 L2_- L2_N Lay2 L3_N L3_+ Lay3 L4_- L4_N Lay4 Figure 6-3 battery connection of each layer Fig 6-3 Connection between layers (Connect according to the serial number) Shield T3 10 – 40KVA User Manual...
  • Page 65 Terminal N: L1_N, L2_N, L3_N, L4_N, Terminal-: L2_- and L4_- Figure 6-4 Battery terminal connection After connect the terminal, recover the cover as shown in the following figure 6-5 Fig 6-5,Recover the cover Shield T3 10 – 40KVA User Manual...
  • Page 66 Product S peci fi cati on Warning Make sure the polarity of the battery is correct according to the diagrams above. Test and confirm the battery voltage before connectting to the main circuit. Shield T3 10 – 40KVA User Manual...

  • Page 67: Product Specification

    ≤1000,load derated 1% per 100m from 1000m Altitude of Operation and 2000m Relative Humidity 0-95,non condensing 0-40,Battery life is halved for every 10°C Operating Temperature ℃ increase above 20°C UPS Storage -40-70 ℃ Temperature Shield T3 10 – 40KVA User Manual...

  • Page 68: Mechanical Characteristic

    Vac (Line-Line),full load 304~478 Input voltage range Vac (Line-Line),load decrease linearly 228V~304 according to the min phase voltage Input Frequency range 40~70 Input Power factor >0.99 THDI THDI ％ <3% (full Linear Load) Shield T3 10 – 40KVA User Manual...

  • Page 69: Electrical Characteristics (Intermediate Dc Link)

    Rated Frequency 50/60 Frequency 50/60Hz±0.1% Regulation Voltage precision ±1.5(0~100% linear load) 110%, 60min; 125%,10min; Overload 150%,1min; >150%,200ms Synchronized Settable, ±0.5Hz ~ ±5Hz, default ±3Hz Range Synchronized Slew Settable, 0.5Hz/S ~ 3Hz/S, default 0.5Hz/S Rate Shield T3 10 – 40KVA User Manual...

  • Page 70: Electrical Characteristics (Bypass Mains Input)

    Rated power(kVA) Unit 10/15kVA 20/30kVA 40kVA Overall efficiency Normal mode(dual >95 >95 >96 ％ conversion) Battery discharging efficiency (battery at nominal voltage 480Vdc and full-rated linear load) Battery mode ％ >94.5 >95 >96 Shield T3 10 – 40KVA User Manual...

  • Page 71: Display And Interface

    Product S peci fi cati on 7.6 Display and Interface Table 7.10 Display and Interface Display LED + LCD Standard:RS232, RS485 Interface Option: SNMP ,Dry Contact Shield T3 10 – 40KVA User Manual...
  • Page 72 © 2017 Shield. Shield logo is a trademarked property of their respective owners. All Rights Reserved Publication No. UM3PB02. Specifications are subject to change without notice. While every precaution has been taken to ensure accuracy and completeness herein, Shield assumes no responsibility, and disclaims all liability, for damages resulting from use of this...

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