ABB Relion 650 Series Commissioning Manual
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ABB Relion 650 Series Commissioning Manual

ABB Relion 650 Series Commissioning Manual

Busbar protection
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Relion
650 SERIES
Busbar protection REB650
Version 1.3 ANSI
Commissioning manual

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  • Page 1 ® Relion 650 SERIES Busbar protection REB650 Version 1.3 ANSI Commissioning manual...
  • Page 3 Document ID: 1MRK 505 289-UUS Issued: November 2019 Revision: B Product version: 1.3 © Copyright 2013 ABB. All rights reserved...
  • Page 4 Copyright This document and parts thereof must not be reproduced or copied without written permission from ABB, and the contents thereof must not be imparted to a third party, nor used for any unauthorized purpose. The software and hardware described in this document is furnished under a license and may be used or disclosed only in accordance with the terms of such license.
  • Page 5 Directive 2004/108/EC) and concerning electrical equipment for use within specified voltage limits (Low-voltage directive 2006/95/EC). This conformity is the result of tests conducted by ABB in accordance with the product standards EN 50263 and EN 60255-26 for the EMC directive, and with the product standards EN 60255-1 and EN 60255-27 for the low voltage directive.
  • Page 6 In case any errors are detected, the reader is kindly requested to notify the manufacturer. Other than under explicit contractual commitments, in no event shall ABB be responsible or liable for any loss or damage resulting from the use of this manual or the application of the equipment.

  • Page 7: Table Of Contents

    Checking CT circuits......................... 31 Checking VT circuits..........................31 Using the RTXP test switch......................32 4.10 Checking binary input and output circuits.................. 33 4.10.1 Binary input circuits........................33 4.10.2 Binary output circuits........................33 Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 8 Checking the residual (ground fault) current operate value Pickup_PH ........................... 49 7.4.4.3 Checking the re-trip and back-up times................49 7.4.4.4 Verifying the re-trip mode.......................49 7.4.4.5 Verifying the back-up trip mode.................... 50 Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 9 Establishing connection and verifying the IEC 61850 communication....... 62 7.12.1.1 Overview............................62 7.12.1.2 Setting the station communication..................62 7.12.1.3 Verifying the station communication................... 63 7.13 Exit test mode........................... 64 Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 10 Warnings............................71 9.2.3 Additional indications........................72 Correction procedures........................72 9.3.1 Changing and setting the password...................72 9.3.2 Identifying IED application problems..................72 9.3.2.1 Inspecting the wiring........................ 72 Section 10 Glossary.......................77 Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 11: Introduction

    The commissioning personnel must have a basic knowledge of handling electronic equipment. The commissioning and maintenance personnel must be well experienced in using protection equipment, test equipment, protection functions and the configured functional logics in the IED. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 12: Product Documentation

    The operation manual contains instructions on how to operate the IED once it has been commissioned. The manual provides instructions for the monitoring, controlling and setting of the Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 13: Document Revision History

    1MRK 511 283-UUS Engineering manual 1MRK 511 284-UUS Operation manual 1MRK 500 096-UUS Installation manual 1MRK 514 016-UUS Accessories, 650 series 1MRK 513 023-BUS Table continues on next page Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 14: Symbols And Conventions

    For example, to navigate between the options, use • HMI menu paths are presented in bold. For example, select Main menu/Settings. • LHMI messages are shown in Courier font. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 15 • Dimensions are provided both in inches and mm. If it is not specifically mentioned then the dimension is in mm. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 17: Safety Information

    Do not touch circuitry during operation. Potentially lethal voltages and currents are present. M2364-2 v1 Always use suitable isolated test pins when measuring signals in open circuitry. Potentially lethal voltages and currents are present. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 18: Caution Signs

    M2695-2 v2 Always transport PCBs (modules) using certified conductive bags. M2696-2 v1 Do not connect live wires to the IED. Internal circuitry may be damaged Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 19: Note Signs

    Note signs IP1497-1 v1 M19-2 v3.1.1 Observe the maximum allowed continuous current for the different current transformer inputs of the IED. See technical data. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 21: Available Functions

    DNSPTOC Negative sequence based overcurrent function 0–1 Voltage protection UV2PTUV Two step undervoltage protection 0–2 OV2PTOV Two step overvoltage protection 0–2 ROV2PTOV Two step residual overvoltage protection 0–2 Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 22: Control And Monitoring Functions

    Interlocking for double CB bay ABC_LINE Interlocking for line bay AB_TRAFO Interlocking for transformer bay SCSWI Switch controller SXCBR Circuit breaker SXSWI Circuit switch Table continues on next page Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 23 Configurable logic blocks Q/T 0–40 INVALIDQT Configurable logic blocks Q/T 0–12 INDCOMBSPQT Configurable logic blocks Q/T 0–20 INDEXTSPQT Configurable logic blocks Q/T 0–20 Table continues on next page Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 24 IEC 61850 generic communication I/O functions MVEXP Measured value expander block SPVNZBAT Station battery supervision 0–1 SSIMG Insulation gas monitoring function 0–2 SSIML Insulation liquid monitoring function 0–2 Table continues on next page Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 25: Station Communication

    DNP3.0 for serial communication protocol MST1TCP DNP3.0 for TCP/IP communication protocol MST2TCP DNP3.0 for TCP/IP communication protocol MST3TCP DNP3.0 for TCP/IP communication protocol Table continues on next page Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 26: Basic Ied Functions

    Self supervision with internal event list SELFSUPEVLST Self supervision with internal event list TIMESYNCHGEN Time synchronization SNTP Time synchronization DTSBEGIN, DTSEND, Time synchronization, daylight saving TIMEZONE Table continues on next page Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 27 Denial of service, frame rate control for front port DOSLAN1 Denial of service, frame rate control for LAN1A and LAN1B ports DOSSCKT Denial of service, socket flow control Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 29: Starting Up

    • Administration rights on the PC, to set up IP addresses • Product documentation (engineering manual, installation manual, commissioning manual, operation manual, technical manual and communication protocol manual) Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 30: Checking The Power Supply

    M11727-3 v9 The following sequence is expected when the IED is energized. • The green Ready LED picks up flashing instantly and the ABB logo is shown on the LCD. • After approximately 30 seconds, "Starting" is shown on the LCD.

  • Page 31: Setting Up Communication Between Pcm600 And The Ied

    Tx with Rx on the other side and vice versa. These cables are known as cross over cables. The maximum length is 2 m. The connector type is RJ-45. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 32 IEDs DHCP server for the front port assigns an IP address for the PC. The PC must be configured to obtain its IP address automatically as described in the following procedure. Select Search programs and files in the Start menu in Windows. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 33 1MRK 505 289-UUS B Section 4 Starting up IEC13000057-1-en.vsd IEC13000057 V1 EN-US Figure 3: Select: Search programs and files Type View network connections and click on the View network connections icon. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 34 IEC13000059 V1 EN-US Figure 5: Right-click Local Area Connection and select Properties Select the TCP/IPv4 protocol from the list of configured components using this connection and click Properties. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 35 IP address is not set to be obtained automatically by the IED, see used and if the Figure 8. The IP address must be different from the IP address chosen for the IED. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 36: Writing An Application Configuration To The Ied

    After writing an application configuration to the IED, the IED makes an application restart or a complete IED restart, when necessary. The IED does not restart after reconfiguring IEC61850 (regardless of whether the protocol is enabled or disabled). Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 37: Checking Ct Circuits

    Checking VT circuits M11724-2 v8 Check that the wiring is in strict accordance with the supplied connection diagram. Correct possible errors before continuing to test the circuitry. Test the circuitry. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 38: Using The Rtxp Test Switch

    Verify that the contacts are of voltage circuit type. Check that no short circuit jumpers are located in the slots dedicated for voltage. Trip and alarm circuits Check that the correct types of contacts are used. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 39: Checking Binary Input And Output Circuits

    An IED equipped with optical connections requires a minimum depth of 180 mm (7.2 inches) for plastic fiber cables and 275 mm (10.9 inches) for glass fiber cables. Check the allowed minimum bending radius from the optical cable manufacturer. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 41: Establishing Connection And Verifying The Iec 61850 Station Communication

    PC, to verify that the communication is working (up to the transport layer). The best way to verify the communication up to the application layer is to use protocol analyzer connected to the substation bus, and monitor the communication. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 43: Testing Ied Operation

    In certain cases, only modes with a high probability of coming into operation need to be checked when commissioned to verify the configuration and settings. Requirements for testing the function. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 44: Activating The Test Mode

    TestMode to Enabled . Set parameter Save the changes. As a consequence, the yellow pickupLED starts flashing as a reminder and remains flashing until the test mode is switched off. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 45: Preparing The Connection To The Test Equipment

    The IED can be equipped with a test switch of type RTXP8, RTXP18 or RTXP24 or FT. The test switch and its associated test plug handles are a part of the COMBITEST or FT system of ABB, which provides secure and convenient testing of the IED.

  • Page 46: Releasing The Function To Be Tested

    All functions that were blocked or released in a previous Test mode is set to Enabled , are reset test mode session, that is, the parameter when a new test mode session is started. Procedure Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 47: Verifying Analog Primary And Secondary Measurement

    ; I1 and I2 amplitude, range and angle CVMMXN S; P; Q; PF; Ilag; Ilead; U; I and f amplitude, range and angle Table continues on next page Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 48: Testing The Protection Functionality

    Use the disturbance handling tool in PCM600 to evaluate that the protection function has received the correct data and responded correctly (signaling and timing). • Use the event viewer tool in PCM600 to check that only expected events have occurred. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 49: Testing Functionality

    Values of the logical signals for HZPDIF (87) are available on the local HMI under Main menu/ Tests/Function status/Differential/HZPDIF(87,IdN)/HZPDIF:X. The Signal Monitoring in PCM600 shows the same signals that are available on the local HMI. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 50: Verifying The Settings

    Four step phase overcurrent protection 3-phase output OC4PTOC (51_67) SEMOD56287-67 v6.1.1 Prepare the IED for verification of settings as outlined in section Preparing the IED to verify settings. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 51: Verifying The Settings

    OC4PTOC(51_67,4I>)/OC4PTOC:1 for the function, or for each individual function in a chain, to be tested next. Remember to set the parameter Blocked to Yes , for each individual function that has been tested. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 52: Four Step Residual Overcurrent Protection, Zero Or Negative Sequence Direction Ef4Ptoc (51N/67N)

    Disabled under Main menu/Tests/IED test mode/TESTMODE:1. If another function is tested, then Blocked to No under Main menu/Tests/Function test modes/Current/ set the parameter EF4PTOC(51N67N,4IN>)/EF4PTOC:X for the function, or for each individual function in a chain, to Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 53: Thermal Overload Protection, Two Time Constants Trpttr (49)

    Test with injection current 1.50 · IBase1 . and the lockout reset in the same way as described for stage Finally check that pickup and trip information is stored in the event menu. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 54: Completing The Test

    Compare the result with the set Disconnect AC and INITIATE input signals. Note! If NoIPickupcheck or Retrip off is set, only back-up trip can be used to Pickup_PH . check set Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 55: Checking The Residual (Ground Fault) Current Operate Value Pickup_N Set Below

    Apply the fault condition, including initiation of CCRBRF (50BF), with current below set current value. Verify that no re-trip, and no back-up trip is obtained. Disconnect AC and INITIATE input signals. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 56: Verifying The Back-Up Trip Mode

    Pickup_PH and residual (ground fault) above set Pickup_N . The current may current below set be arranged by feeding three- (or two-) phase currents with equal phase angle (I0- Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 57: Verifying The Case Retripmode = Contact

    CB tripping. Verify that back-up trip is not achieved. Re-trip can appear for example, due to selection “Re- trip without current check”. Disconnect injected AC and INITIATE input signals. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 58: Completing The Test

    CCRPLD(52PD)/CCRPLD:X for the function, or for each individual function in a chain, to be tested Blocked to Yes , for each individual function that has been next. Remember to set the parameter tested. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 59: Testing Voltage Protection Functions

    For example, if the inverse time curve A is selected, the trip signals TRST1 and TRIP operate after a time corresponding to the equation: æ ö ç ÷ < Vpickup è ø (Equation 3) ANSIEQUATION2428 V1 EN-US Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 60: Completing The Test

    Slowly increase the voltage until the PU_ST1 signal appears. Note the operate value and compare it with the set value. The operate value in secondary volts is calculated according to the following equations: For phase-to-ground measurement: Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 61: Completing The Test

    7.5.3 Two step residual overvoltage protection ROV2PTOV (59N) SEMOD54358-3 v6.1.1 Prepare the IED for verification of settings as outlined in section "Preparing the IED to verify settings". Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 62: Verifying The Settings

    ROV2PTOV(59N,2UN>)/ROV2PTOV:1 for the function, or for each individual function in a chain, to Blocked to Yes , for each individual function that be tested next. Remember to set the parameter has been tested. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 63: Testing Frequency Protection Functions

    They should change to logical 0 as follows: • Signal 3PH after about 25ms • Signal BLKV after about 50ms • Signal BLKZ after about 200ms Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 64: Measuring The Operate Value For The Negative Sequence Function

    Slowly decrease the measured voltage in one phase until the BLKV signal appears. Record the measured voltage and calculate the corresponding zero-sequence voltage according to the equation. Observe that the voltages in the equation are phasors. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 65: Checking The Operation Of The Dv/Dt And Di/Dt Based Function

    Connect the nominal voltages in all three phases and feed a current below the operate level in all three phases. Keep the current constant. Disconnect the voltage in all three phases simultaneously. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 66: Completing The Test

    The following tests should be carried out when the built-in lockout function is used in addition to possible other tests, which depends on the complete configuration of an IED. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 67: Completing The Test

    Continue to test another function or end the test by changing the Test mode setting to Restore connections and settings to their original values, if they were changed for testing purposes. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 68: Testing Metering Functions

    LAN1 or (FRONT) To enable IEC 61850 station communication: • The IEC 61850-8-1 station communication functionality must be configured in the local HMI. Navigate to Main Menu/Configuration/Communication/TCP-IP configuation/ETHLAN1_AB Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 69: Verifying The Station Communication

    A or B. Verify that either signal LAN1-A or LAN1-B (depending on which connection that Error and that the other signal is shown as Ok . Be sure to re-connect was removed) are shown as the removed connection after completed verification. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 70: Exit Test Mode

    Navigate to the test mode folder. Enable setting to Disable . Press the 'E' key and the left arrow key. Change the YES , press the 'E' key and exit the menus. Answer Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 71: Commissioning And Maintenance Of The Fault Clearing System

    The periodicity of all tests depends on several factors, for example the importance of the installation, environmental conditions, simple or complex equipment, static or electromechanical IEDs, and so on. The normal maintenance practices of the user should be followed. However, ABB's recommendation is as follows: Every second to third year •...

  • Page 72: Visual Inspection

    ABB protection IEDs are preferably tested by aid of components from the COMBITEST testing system or FT test systems described in information B03-9510 E. Main components are RTXP 8/18/24 test switch located to the left in each protection IED and RTXH 8/18/24 test handle, which is inserted in test switch at secondary testing.
  • Page 73 Please observe that the test system does not provide built-in security during this test. If the instrument should be set on Amp instead of Volts, the circuit breaker naturally is tripped, therefore, great care is necessary. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 74 Thus a list should be prepared of all items disturbed during test so that all can be put back into service quickly and without overlooking something. It should be put back into service item by item and signed by the responsible engineer. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 75: Troubleshooting

    Inspect the IED visually. • Inspect the IED visually to find any physical error causes. • If you can find some obvious physical damage, contact ABB for repair or replacement actions. Check whether the error is external or internal. •...

  • Page 76: Checking The Time Synchronization

    The list is updated by leaving the Internal events menu and then selecting it again. The current status of the internal fault signals can also be checked via the LHMI in Main menu/Diagnostics/IED status. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 77: Warnings

    Additional information Warning IEC 61850 has not IEC 61850 Error succeeded in some actions such as reading the configuration file, startup etc. Warning Error in DNP3 DNP3 Error communication. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 78: Additional Indications

    Check the current or voltage measurements and their phase information from Main menu/ Measurements/Analog primary values or Analog secondary values. • Check that the phase information and phase shift between phases is correct. • Correct the wiring if needed. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 79 GUID-BBAEAF55-8D01-4711-A71D-BBC76B60BA3D V1 EN-US Figure 10: Testing output contacts using the voltage drop method Contact current 2 Contact voltage drop 3 Load 4 Supply voltage Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 80 Each BOn_PO is represented by two signals. The first signal in LHMI is the actual value 1 or 0 of the output, and in PCM600 a lit or dimmed diode. The second Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 81 As a result, practically the full voltage is available at the load. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...

  • Page 83: Glossary

    Standard Common Format for Transient Data Exchange format for Disturbance recorder according to IEEE/ANSI C37.111, 1999 / IEC60255-24 Cause of transmission Central processing unit Carrier receive Cyclic redundancy check CROB Control relay output block Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 84 FOX 512/515 Access multiplexer FOX 6Plus Compact time-division multiplexer for the transmission of up to seven duplex channels of digital data over optical fibers File Transfer Protocal Function type Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 85 1. Internet protocol. The network layer for the TCP/IP protocol suite widely used on Ethernet networks. IP is a connectionless, best-effort packet- switching protocol. It provides packet routing, fragmentation and reassembly through the data link layer. Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 86 Process bus Bus or LAN used at the process level, that is, in near proximity to the measured and/or controlled components Power supply module Parameter setting tool within PCM600 Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 87 Ethernet protocols incorporated into 4.2BSD Unix. TCP/IP was developed by DARPA for Internet working and encompasses both network layer and transport layer protocols. While TCP and IP specify two protocols Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 88 Three times zero-sequence current. Often referred to as the residual or the ground-fault current Three times the zero sequence voltage. Often referred to as the residual voltage or the neutral point voltage Busbar protection REB650 Commissioning manual © Copyright 2013 ABB. All rights reserved...
  • Page 90 ABB AB Grid Automation Products SE-721 59 Västerås, Sweden Phone +46 (0) 21 32 50 00 Scan this QR code to visit our website www.abb.com/protection-control © Copyright 2013 ABB. All rights reserved.

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