S&C 5800 Series Troubleshooting Manual
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S&C 5800 Series Troubleshooting Manual

S&C 5800 Series Troubleshooting Manual

Automatic switch control
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S&C 5800 Series Automatic Switch Control

Table of Contents

Section
Qualified Persons . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Read this Instruction Sheet . . . . . . . . . . . . . . . . . . .2
Retain this Instruction Sheet . . . . . . . . . . . . . . . . . . .2
Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Following Safety Instructions . . . . . . . . . . . . . . . . . . .3
Replacement Instructions and Labels . . . . . . . . . . . .3
®
Applicable Software . . . . . . . . . . . . . . . . . . . . . . . . . .4
Troubleshooting Overview . . . . . . . . . . . . . . . . . . . . .5
Power Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
LCD Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
July 5, 2011 © S&C Electric Company
Troubleshooting
Page
Section
Starting IntelliLINK . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Miscellaneous Problems . . . . . . . . . . . . . . . . . . . . .12
Using IntelliLINK to Locate Problems . . . . . . . . . . .14
Event Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
Chronological Log . . . . . . . . . . . . . . . . . . . . . . . . . .20
Control and Switch Information . . . . . . . . . . . . . . . .20
Switch Operations . . . . . . . . . . . . . . . . . . . . . . . . . .22
Communications . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Various Counters . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Receive Interrupt Counts . . . . . . . . . . . . . . . . . . . . .28
Application Layer Counts . . . . . . . . . . . . . . . . . . . . .29
Data Link Layer Counts . . . . . . . . . . . . . . . . . . . . . .30
Battery System . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Instruction Sheet 1041-550
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  • Page 1: Table Of Contents

    S&C 5800 Series Automatic Switch Control Troubleshooting Table of Contents Section Page Section Page Software Troubleshooting and Error Messages Introduction Starting IntelliLINK ......9 Qualified Persons .

  • Page 2: Introduction

    Warranty The standard warranty contained in S&C’s standard conditions of sale, as set forth in Price Sheets 150 and 181, applies to the S&C 5800 Series Controls, except that the first paragraph of said warranty is replaced by the following:...

  • Page 3: Safety Information

    There are several types of safety-alert messages which may appear throughout this Safety-Alert Messages instruction sheet as well as on labels attached to the 5800 Series Control . Familiarize yourself with these types of messages and the importance of the various signal words, as explained below .

  • Page 4: Intellilink Software

    The S&C 5800 Series Automatic Switch Control is connected to switchgear oper- ating at primary voltage levels. High voltage may be present in the wiring to the switch control or the switch control itself during certain failures of the switchgear wiring or grounding system, or due to a failure of the switch itself.

  • Page 5: Troubleshooting Overview

    To view these screens, you need a portable IBM/PC-compatible computer, a serial cable, and the IntelliLINK version for this 5800 Series switch control. For more informa- tion about the equipment required and how to use the IntelliLINK software, see S&C Instruction Sheet 1041-530.

  • Page 6: Power Problems

    Troubleshooting Overview Hardware Tools To correct a problem, you may need one or more of the following tools: • Multimeter and probes • 4 long, #2 Phillips screwdriver • 4 long, 1/4 -blade screwdriver NOTE: If the suggested troubleshooting steps do not resolve the problem, call S&C at (800) 621-5546.
  • Page 7 Troubleshooting Overview AC ON LED (on PS/IO) is OFF Check for ac power to the switch control. Check for ac voltage between the incoming- side test point of the AC LINE fuse holder and the ac neutral. See Figure 2. AC Neutral AC LINE Figure 2.
  • Page 8 Troubleshooting Overview ANALOG PWR LED (on PS/IO) is OFF or blinking Call S&C. The PS/IO is malfunctioning. BATTERY LOW LED is ON See Battery Low on TROUBLESHOOTING: Event Status screen on page 18. BATTERY LOW LED is OFF Check the BATTERY LOW LED on the switch control faceplate. If the BATTERY LOW LED is blinking, a battery test is in progress.

  • Page 9: Software Troubleshooting And Error Messages

    Software Troubleshooting and Error Messages Starting IntelliLINK The IntelliLINK software may display an error message while trying to establish com- munications with the switch control or a snapshot (VM file). If an error message appears, follow the corrective action given below for that message. IntelliLINK software won’t start Close other software programs.
  • Page 10 Software Troubleshooting and Error Messages Check the serial port on your computer. Test the serial port by trying to communicate with a modem or other serial device. NOTE: If you used a 2-wire, ungrounded extension cord to power the computer (or the switch control during lab testing), you may have damaged the serial port on your computer.
  • Page 11 Software Troubleshooting and Error Messages “Open/Close Contacts Bad” on TROUBLESHOOTING: Event Status screen Check the switch control cable. The switch control must be connected to a switch to remove this Active message. Check that the cable from the line switch is securely connected to the switch interface connector(s) on the bottom of the switch control.

  • Page 12: Miscellaneous Problems

    Software Troubleshooting and Error Messages Distribution System Line kV to 120 Vac Base Ratio Voltage Transformer Wiring Delta Phase-to-Phase voltage / 120 volts* Phase-to-Phase voltage reporting Phase-to-Neutral voltage / 120 volts* Phase-to-Neutral voltage reporting * For example: 12,000 volt distribution-line voltage / 120 volts = 100/1 ratio. Check the Sensor Conditioning module jumper.
  • Page 13 Software Troubleshooting and Error Messages SCADA commands are ignored by the switch control Check for switch control power. See AC ON LED (on PS/IO) is OFF on page 7 for details. Check the faceplate REMOTE/LOCAL switch. Toggle the faceplate REMOTE/LOCAL switch to REMOTE.

  • Page 14: Intellilink

    IntelliLINK Using IntelliLINK The OPERATION and TROUBLESHOOTING screens can help you check the present to Locate Problems status of the switch control and locate the causes of several types of problems. For more information about events that can cause problems, see View the Fault Events Log in the Operations Instruction Sheet 1041-540.
  • Page 15 IntelliLINK When the phase angle is outside the ± 90 degree range, the switch control displays a Reverse Current message and subtracts 180 degrees from the phase angle. For a more detailed explanation of these fields, see the Setup Instruction Sheet 1041- 530. Error/Trouble Status When the switch control detects an error or trouble condition, this field displays the message Problems Present - See Troubleshooting Screen.

  • Page 16: Event Status

    IntelliLINK Event Status The TROUBLESHOOTING: Event Status screen (Figure 4) shows the present status, active or inactive, of several troubleshooting-related events. The fields on these screens are grouped into three categories: Normal Events, Trouble Conditions, and Switch “Not Ready” Conditions. To display the TROUBLESHOOTING: Event Status screen: Click the Troubleshooting button at any IntelliLINK screen, then click the Event Status button.
  • Page 17 IntelliLINK Rev. Current - Any Phase This field displays an Active message when reverse current flow is detected on any single phase. AC Control Power Failure This field displays an Active message when ac power is not present at the Power Supply/ Control I/O module.
  • Page 18 IntelliLINK Temperature Sensor Bad This field displays an Active message when the switch control’s temperature sensor reads outside of its valid range. Electronics Bad An internal problem has been detected that may affect the operation of the switch. Contact S&C for assistance in diagnosing the problem and determining the correct action to take. Figure 5.
  • Page 19 IntelliLINK Low Pressure (if appl.) (Vista switches) If applicable, this field displays an Active message when the switch control detects low pressure inside a switch (operator) equipped with low pressure sensing. Switch 1 in Local Mode (PME and PMH switches) Switch 2 in Local Mode (PME and PMH switches) Switch 3 in Local Mode (PME and PMH switches) This field displays an Active message when the external REMOTE/LOCAL switch on this...

  • Page 20: Chronological Log

    IntelliLINK Chronological Log The TROUBLESHOOTING: Chronological Log screen (Figure 6) shows a chronological listing of troubleshooting-related events. Each time an Active message is added or removed on the TROUBLESHOOTING: Event Status screen, the switch control enters a message in this log. To display the TROUBLESHOOTING: Chronological Log screen: Click the Troubleshooting button at any IntelliLINK screen, then click the Chronologi- cal Log button.
  • Page 21 If you try to start the IntelliLINK software for a different S&C product (for example, an S&C 2801 control) while your portable computer is connected to the 5800 Series Switch Control, the IntelliLINK software terminates during startup and displays an error message.

  • Page 22: Switch Operations

    IntelliLINK Communications Protocol If the switch control is connected to a SCADA communication system, this is the commu- nications protocol that is loaded in the control. If no communications protocol is present, this field displays a None message. Application If the switch control is programmed for any active control functions or application-specific features, such as event-driven data logging or custom features, these features are listed in this field.
  • Page 23 IntelliLINK Figure 8. TROUBLESHOOTING: Switch Operations screen. This screen includes the following fields: The log can hold 18 entries. Once the log is full, each new event over-writes the oldest event in the log. To find the most recent event, look for the message with a timestamp that is older than the time for the message above it.

  • Page 24: Communications

    IntelliLINK Communications The TROUBLESHOOTING: Communications screen shows a chronological listing of communications problems. To display the TROUBLESHOOTING: Communications screen: Click the Troubleshooting button at any IntelliLINK screen, then click the Communica- tions button. If your switch control uses DNP protocol, see Figure 9 below. If your switch control uses PG&E SCADA (Cooper 2179) protocol, see Figure 10 on page 25.
  • Page 25 IntelliLINK Reason for Communications Malfunction This is the reason that communication was not achieved. If a message malfunctions at the data link layer of DNP, one of the following messages appears (including the port if applicable): • “Simultaneous transmit and receive interrupts” •...
  • Page 26 IntelliLINK Bite First IIN Byte Definition Second IIN Byte Definition Broadcast message received Function code not implemented Class 1 data available Requested object unknown Class 2 data available Parameters in the qualifier, range, or data fields are not valid or out of range Class 3 data available Event or application buffers have over- flowed...

  • Page 27: Various Counters

    IntelliLINK This screen includes the following fields: Date/Time This is the date and time when the event occurred. Reason for Communications Malfunction This is the reason that communications was not achieved. If a message malfunctions at the data link layer of PG&E SCADA, one of the following messages appears (including the port if applicable): •...

  • Page 28: Receive Interrupt Counts

    IntelliLINK Figure 12. TROUBLESHOOTING: Various Counters screen. The switch control counts and records errors and events associated with the interrupt service routine, the data link layer, and the application layer. The counts are stored in non-volatile memory, but may be cleared if necessary. To clear the counts in both pages of this screen: If you want to save the count information on the screen, generate a report.

  • Page 29: Application Layer Counts

    IntelliLINK Bad Address is field shows the number of packets that were received with a destination address that does not match the RTU address of the local switch control. Bad Preamble This field shows the number of packets that were received without the required 2-byte DNP packet preamble of 0564 hex.

  • Page 30: Data Link Layer Counts

    IntelliLINK Time Sync Req This field shows the number of requests made for timestamps by toggling the associated IIN bit on. Bad Pkt Seq This field shows the number of mismatched application layer sequence numbers that were received in packets. Bad Fir/Fin This field shows the number of packets received with the Fir and Fin bits set improperly.

  • Page 31: Battery System

    IntelliLINK Battery System The SETUP: Battery System screen (Figure 13) shows the status of the battery system. To display the SETUP: Battery System screen: Click the Setup button at any IntelliLINK screen, then click the Battery System button. Figure 13. Setup: Battery System screen. The upper part of this screen allows you to view the factory-defined values for this switch installation.
  • Page 32 IntelliLINK AC Power This field shows whether the switch control is presently running on ac power, sensor power if applicable, or battery power. Cabinet Temperature (Deg. F) This is the present temperature inside the switch control enclosure, measured by the thermistor on the front of the Power Supply/Control I/O module.
  • Page 33 IntelliLINK Battery Impedance The switch control calculates this value during battery testing. This is a measure of battery health. A fully-charged battery in good condition typically has an impedance of 0.125-0.150 ohms. Predicted Minimum Voltage Under Load This is the voltage that the switch control estimates will be present at the battery terminals when the switch is operated.

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