Eaton Cooper Power Series Installation, Operation And Maintenance Instructions
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Eaton Cooper Power Series Installation, Operation And Maintenance Instructions

Eaton Cooper Power Series Installation, Operation And Maintenance Instructions

Voltage regulators
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Voltage Regulators
MN225016EN
CL-6 series control installation, operation, and maintenance
instructions
Effective January 2016
Supersedes S225-11-1 July 2013
COOPER POWER
SERIES

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Summary of Contents for Eaton Cooper Power Series

  • Page 1 COOPER POWER Voltage Regulators SERIES Effective January 2016 MN225016EN Supersedes S225-11-1 July 2013 CL-6 series control installation, operation, and maintenance instructions...
  • Page 2 CONTENTS OF THIS DOCUMENT SHALL NOT BECOME PART OF OR MODIFY ANY CONTRACT BETWEEN THE PARTIES. In no event will Eaton be responsible to the purchaser or user in contract, in tort (including negligence), strict liability or other- wise for any special, indirect, incidental or consequential damage or loss whatsoever, including but not limited to damage or...

  • Page 3: Table Of Contents

    Control operating modes ....26 240 Vac applications to Eaton 240 V control ..4 System line voltage ..... . . 27 240 Vac applications to Eaton 120 V control .

  • Page 4: Safety Information

    FOR LIFE FOR LIFE Eaton meets or exceeds all applicable industry standards relating to product safety in its Cooper Power™ series products. We actively promote safe practices in the use and maintenance of our products through our service literature, instructional training programs, and the continuous efforts of all Eaton employees involved in product design, manufacture, marketing, and service.
  • Page 5 Instantaneous metering ....77 Profiling ....... . . 99 Demand metering .
  • Page 6 This page is intentionally left blank. CL-6 SERIES CONTROL INSTALLATION, OPERATION, AND MAINTENANCE INSTRUCTIONS MN225016EN January 2016...

  • Page 7: Product Information

    -2012 Standard This document describes the operation, and maintenance ™ IEEE Std. C37 .90.2 -2004 Standard instructions for Eaton's Cooper Power™ series CL -6 series control for voltage regulators. Refer to Service Information IEEE Std. C57 .13 ™ -2008 Standard MN225008EN VR-32 Voltage Regulator with Quik-Drive™...
  • Page 8 4 X 20 Character Liquid Crystal Display Alarm Indicators Status Indicators Flash Card Port Communications and LED Indicators, Coms Tx and Rx LEDs DB9-Style RS-232 Port Multi-Use Keypad: Numeric Keys, Function Keys, Short-Cut Keys Redundant Neutral- Indicating Light (LED) Control Function Switch: Power Switch: Auto/...

  • Page 9: Section 1: Control Panel

    Equipment damage. Be mindful of polarity when using The lower section of the control contains components an external source. Polarity reversal will result in control which are similar to other controls in Eaton's Cooper Power damage. series CL line of controls. Refer to Figure 1-1.

  • Page 10: Connecting Power To External Source Terminals

    240 Vac external power. In this configuration, a 240 Vac to The 240 Vac Eaton control cabinet utilizes a 240 Vac to 120 Vac (2:1) auto transformer is installed inside the control 120 Vac (2:1) auto transformer inside the control cabinet cabinet (on the back panel).
  • Page 11 G before connecting leads to control panel. Figure 1-2. 240 Vac application with Eaton 240 V control - Option 1. CL -6 Panel Eaton supplied 2:1 Auto 1:1 Isolation Transformer on Control...

  • Page 12: 240 Vac Applications To Eaton 120 V Control

    240 Vac applications to Eaton 120 V control Option 2: Option 1: Control Box assembly floating (typical shop or lab applica- Control Box Assembly/Panel connected to earth ground tion when control is mounted on ungrounded regulator tank to provided protection to operations personnel (typical field application where control is mounted on grounded or setting on workbench).
  • Page 13 G before connecting leads to control panel. Figure 1-4. 240 Vac application with Eaton 120 V control - Option 1. CL -6 Panel 2:1 Isolation Transformer Neutral connected to...

  • Page 14: Vac Applications To Eaton 120 V Control

    120 Vac applications to Eaton 120 V control Option 2: Option 1: Control Box Assembly floating (typical shop or lab applica- Control Box Assembly Panel connected to earth ground tion where control is mounted on ungrounded regulator to provide protection to operations personnel (typical field application where control is mounted on grounded regulator tank or sitting on workbench).
  • Page 15 Earth. of the leads of the isolation transformer to G before connecting leads to control panel. Figure 1-6. 120 Vac application with Eaton 120 V control - Option 1. CL -6 Panel 1:1 Isolation Transformer Neutral connected to...

  • Page 16: Upper Panel (Black)

    Upper panel (black) Utilizing a 3-level, nested menu structure, items are structured in levels one and two and parameters are in level three. The main menu is the default display; refer to Display Table 5-2 for the complete nested menu. When a menu is The display is a back-lit LCD that will display information displayed, the current menu item is indicated by a cursor in four lines of twenty characters and in four different...
  • Page 17 Scroll Key Edit Key Function Key Number Keys Scroll Key Figure 1-9. Fully numeric, scrollable keypad with Metering-PLUS. Short-cut keys Scroll keys There are two types of short-cut keys which access specific Use the scrolling arrows to move the cursor between locations within the nested menu structure.

  • Page 18: Alarm Indicators

    Alarm Status Indicators Indicators Communication Indicators Com 1 Port Flash Card Port Figure 1-11. Status indicators and flash card port. Figure 1-10. Alarm and communication indicators and Com 1 Port. Alarm indicators Status indicators These LEDs indicate an Alarm or Warning, a user-defined These LEDs indicate regulation conditions: Voltage condition, or a diagnostic error.

  • Page 19: Section 2: Control Installation

    Mounting the control 0–9999, with error not to exceed 1% * under all conditions. The CL-6 regulator control from Eaton can be mounted on the regulator tank or at a point remote from the unit. Harmonic Analysis, Current and Voltage Harmonics Rubber-covered cable is available for interconnection between the control and the regulator.

  • Page 20: Operational Check

    In-service check the regulator, follow these steps. With the control programmed for basic operation, perform Note: For use with a non-Eaton voltage regulator, refer to an operational check of manual and automatic operation. the manufacturer’s manual for equipment specific information.

  • Page 21: Field Calibration Check

    Field calibration check Whatever voltage results from dividing the nominal system voltage, FC 43, by the overall PT ratio, To check the calibration of the control, compare the voltage FC 44, is considered by the control to be the that the control reports on the display to the voltage nominal voltage.

  • Page 22: Return The Regulator To Neutral

    Removing the control Return the regulator to neutral The control may be removed from the regulator with the WARNING regulator energized. Record settings, etc., to facilitate replacement of the control. Explosion Hazard. To insure a complete tapping operation when returning the tap changer to the neutral To open the control, unscrew the captive knob on the left position, the CONTROL FUNCTION switch must be side of the panel.

  • Page 23: Replacing The Control

    Replacing the control To place a control into the control enclosure, follow the procedure outlined below: Engage control on enclosure hinges. Connect control ground lead to back panel. Reconnect control to back panel at TB2, located at the bottom of back panel. Push closed disconnect switch V1 (and V6 if present).

  • Page 24: Section 3: Initial Control Programming

    Section 3: Initial control programming Basic programming Complete the steps in Table 3-1 (on the next page) to program the control for basic operation. Continue with the This section explains each step for properly completing initial steps in Table 3-2 to then program the control for additional control programming settings on a CL -6 voltage regulator features or control replacement.
  • Page 25 Table 3-1. Programming for Basic Operations Function Code Description Instructions Security Function Function, 99, Enter Password 32123 (default), Enter Forward Set Voltage Function, 1, Enter, Edit, Value, Enter Forward Bandwidth Function, 2, Enter, Edit, Value, Enter Forward Time Delay Function, 3, Enter, Edit, Value, Enter Forward Line Drop Comp.

  • Page 26: Programming And Reconfiguring For Different Voltage

    Programming and reconfiguring for different voltage systems Reconfiguring regulators requires more than just reprogramming the control. In reconfiguring, refer to the nameplate and, if necessary, change the connection of the ratio-correcting transformers (RCTs) on the back panel (see Figure 3-1). In some cases, it may be necessary to reconnect the tap windings in the regulator via the hand- hole cover.

  • Page 27: Allowable System Voltages And Calculation Of Overall Pt Ratio

    Refer to Table 3-1 for the steps to program the control EXAMPLE: If a 60 Hz, 7620 V regulator is to be used on a panel for operation. Refer to the Appendix for the Wiring system with a nominal voltage of 2500 V, the following is Diagram.
  • Page 28 2075 4485 1384 Figure 3-3. Nameplates, 60 Hz regulator and 50 Hz regulator shown. CL-6 SERIES CONTROL INSTALLATION, OPERATION, AND MAINTENANCE INSTRUCTIONS MN225016EN January 2016...

  • Page 29: Determination Of Leading Or Lagging In Delta- Connected Regulators

    Determination of leading or lagging in delta- For one regulator: Set FC 41 to the value which connected regulators produced the reasonable power factor. For a regulator to operate properly when connected phase For two regulators in open-delta: See the example in to phase, it is necessary for the control to be programmed Table 3-3.

  • Page 30: Section 4: Control Operation

    Control Operating the primary circuit. If the sequential mode of operation (the Modes in this section of the manual. standard mode) is selected, the control response on Eaton's Cooper Power series voltage regulator is as follows: Manual operation...

  • Page 31: Security System

    Security system The user has the option of overriding (inhibiting) one or The security (password) system implemented on the control more levels of security by choosing the appropriate Security is structured into four levels. This permits selective access Override Code at FC 92. Choices at FC 92 are standard to the various parameters as dictated by the active security security mode (no override), override level 1, override levels level.

  • Page 32: Basic Control Operations

    Basic control operations To provide the regulator with the capability to regulate at a projected load center, the control has line-drop compensation elements within it. This circuitry usually Set voltage consists of a current source (CT), which produces a current The set voltage is the voltage level to which the control proportional to the load current, and resistive (R) and will regulate on the 120 V base.

  • Page 33: System Line Voltage

    Time-integrating mode FC 6. The voltage test terminals will continue to show the voltage as applied to the control from the RCT. When the load voltage goes out-of-band, the time-delay circuit is activated. At the end of the time-out, a tap change is initiated.

  • Page 34: Section 5: Control Programming

    Section 5: Control programming Quik-Start setup Refer to Table 5-1 for a quick start up for basic regulation. Please note the following Function Code information when Use the front keypad to program the control. A Quik-Start™ using the Quik-Start settings. setup is given for programming for basic regulation.
  • Page 35 Table 5-1. Quik-Start Set-Up for Basic Regulation Function Code Description Instructions Security Security Function, 99, Enter, Password (32123), Enter Forward Settings Forward Set Voltage Function, 1, Enter, Edit, Value, Enter Forward Bandwidth Function, 2, Enter, Edit, Value, Enter Forward Time Delay Function, 3, Enter, Edit, Value, Enter Forward Line Drip Comp.

  • Page 36: Function Menu

    Function menu Refer to Table 5-2 for the three levels of the nested menu structure: Main Menu, Sub-Menu, and Parameter. Table 5-2. Function Menu Level 1 Main Menu Level 2 Sub-Menu Parameter Code *Settings *Forward Direction Forward Set Voltage Forward Bandwidth Forward Time Delay Forward Line Drop Comp.
  • Page 37 TABLE 5-2. Function Menu (continued) Level 1 Main Menu Level 2 Sub-Menu Parameter Code *Features, cont. *Voltage Reduction, cont. Remote #2 Value Remote #3 Value # of Pulse Reduction Steps % of Voltage Red Per Pulse Step *Tap to Neutral Tap to Neutral * Soft ADD-AMP™...
  • Page 38 TABLE 5-2. Function Menu (continued) Level 1 Main Menu Level 2 Sub-Menu Parameter Code *Features, cont. *Communications, cont Com Port #2 DNP Remote Adrs2 Com Port #2 2179 Remote Adrs Com Port #2 Handshake Mode Com Port #2 Tx Enable Delay Com Port #2 Tx Disable Delay Com Port #2 2179 Ordinal Map Com Port #2 DNP Data Dict...
  • Page 39 TABLE 5-2. Function Menu (continued) Level 1 Main Menu Level 2 Sub-Menu Parameter Code *Features, cont. _ Security Access Security Override Security Code Level 1 Security Code Level 2 Security Code Level 3 *Counters *Operations Counter Total Operations Last Counter Change Enable Interval Counters Last 24 Hours Operations Last 30 Days Operations...
  • Page 40 TABLE 5-2. Function Menu (continued) Level 1 Main Menu Level 2 Sub-Menu Parameter Code *Metering, cont. *Forward Demand, cont. Power Factor at Max Forward kVA Power Factor at Min Forward kVA Forward kVA Load High Forward kVA Load Low Forward kVA Load Present Forward kW Load High Forward kW Load Low Forward kW Load Present...
  • Page 41 TABLE 5-2. Function Menu (continued) Level 1 Main Menu Level 2 Sub-Menu Parameter Code *Alarms/Events *Alarms Active Unacknowledged (Unacknowledged Active Alarms List) – *Alarms Active Acknowledged (Acknowledged Active Alarms List) – _Events (Events Log) – *Diagnostics *Control Firmware Version Database Version PLD Version 2179 Version DNP Version...

  • Page 42: Function Codes

    Function codes Refer to Table 5-3 for a numerical listing of the function codes. The table accurately represents the display of each function code and identifies the security level for read, edit, and reset, the factory setting, and the low and high limits for keyed in entries.
  • Page 43 TABLE 5-3 Function Codes (continued) Security Level Key Entry Limit Func. Level 1 Level 2 Level 3 Factory Code Main Menu Sub-Menu Parameter Read Edit Reset Setting High Settings Forward 005 Fwd Line Drop -96.0 96.0 Direction Comp. Reactance 0.0 Volts •...
  • Page 44 TABLE 5-3 Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Metering Instantaneous 010 Load Voltage Primary kV XX.XX kV • This is the fundamental RMS voltage, referred to the primary, which appears at the output (load) terminals of the regulator.
  • Page 45 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Setting Key Entry Limit Code Main Menu Sub-Menu Parameter Read Edit Reset High Metering Instantaneous 014 kVA Load XXXX.X kVA • This is the total kilovolt-amperes drawn by the load, as calculated by the product of the load-voltage primary kV (FC 10) times the primary load current (FC 9).
  • Page 46 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Metering Instantaneous 018 Voltage 2nd–15th 18 Harmonic XX.X % • The values of the 2nd through 15th harmonic are displayable. •...
  • Page 47 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Metering Forward Demand 021 Fwd Compensated Voltage High XXX.X Volts (Date / Time shown) •...
  • Page 48 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Metering Forward 023 Power Factor at Demand Max Forward kVA X.XX (Date / Time shown) •...
  • Page 49 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Metering Forward 025 Forward 25 Demand kW Load Present XXXX.X kW • This is the present value of the load kW, as a demand value, according to the demand time interval at FC 46. Metering Forward 026 Forward...
  • Page 50 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Metering Forward 029 Forward Source Demand Voltage High XXX.X Volts (Date / Time shown) •...
  • Page 51 TABLE 5-3. Function Codes (continued) Key Entry Limit Func. Level 1 Level 2 Level 3 Security Level Factory Setting Code Main Menu Sub-Menu Parameter Read Edit Reset High Metering Reverse Demand 031 Rev Compensated Voltage High XXX.X Volts (Date / Time shown) •...
  • Page 52 TABLE 5-3. Function Codes (continued) Level 3 Security Level Key Entry Limit Func. Level 1 Level 2 Parameter Factory Read Edit Reset High Code Main Menu Sub-Menu Setting Metering Reverse Demand 032 Reverse Load 32 Current Present XXX.X A • This is the present value of the load current during reverse power flow, as a demand value, according to the demand time interval at FC 46.
  • Page 53 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Metering Reverse Demand 034 Reverse 34 kVA Load Present XXXX.X kVA • This is the present value of the load kVA during reverse power flow, as a demand value, according to the demand time interval at FC 46.
  • Page 54 TABLE 5-3. Function Codes (continued) Security Level Key Entry Limit Func. Level 1 Level 2 Level 3 Factory Read Edit Reset High Code Main Menu Sub-Menu Parameter Setting Metering Reverse Demand 036 Reverse 36 kvar Load Low XXXX.X kvar (Date / Time shown) •...
  • Page 55 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Metering Master Reset 038 Master Reset (PRESS RESET) • Only demand metering, forward and reverse, and maximum and minimum buck, boost, and tap position values (and associated time/date) are reset to their corresponding present demand values at FC 38: press Edit/Reset, then press Enter.
  • Page 56 TABLE 5-3. Function Codes (continued) Key Entry Limit Func. Level 1 Level 2 Level 3 Security Level Factory Setting Code Main Menu Sub-Menu Parameter Read Edit Reset High Settings Configuration 042 Control Sequential Operating Mode Sequential • The manner in which the control responds to out-of-band conditions is selectable by the user. The appropriate mode is selected by entering one of the corresponding choices: •...
  • Page 57 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Calibration 047 Voltage See Note 110.0 130.0 Calibration 110.0 Volts • The voltage which the control actually measures is displayed at FC 47 . In the example given in FC 44 description, FC 47 would indicate 125.1 V when FC 6 indicated 120 V.
  • Page 58 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Settings Reverse 053 Reverse Direction Time Delay 45 Seconds • The time delay is the period of time (in seconds) that the control waits, from the time when the voltage first goes out-of- band to the time when a tap change is initiated, during reverse power flow.
  • Page 59 64 DNP Remote Adrs2 65519 • This is the DNP remote address available for remote configuration. For more information, contact your Eaton representative. • The DNP Remote Address 2 for Com1/Com3 is entered at FC 64. CL-6 SERIES CONTROL INSTALLATION, OPERATION, AND MAINTENANCE INSTRUCTIONS MN225016EN January 2016...
  • Page 60 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Communications 064 Com Port #1 2046 64 2179 Remote Adrs • This is the control SCADA 2179 Remote Address for Com1/Com3. •...
  • Page 61 TABLE 5-3. Function Codes (continued) Key Entry Limit Func. Level 1 Level 2 Level 3 Security Level Factory Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Auto Block 069 Auto Operation Normal Status Blocking Status Normal • The control with communications options allows the user to completely control the regulator through the SCADA system. The SCADA system may place the regulator in a blocked state, thus inhibiting any further tap-changer operation initiated by the control.
  • Page 62 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Voltage 074 Remote #2 Value 10.0 Reduction 0.0 % • Three levels of remotely activated latching voltage reduction are available. •...
  • Page 63 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Voltage 081 High Voltage 130.0 120.0 135.0 Limiter Limit 130.0 Volts •...
  • Page 64 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Security 097 Security Code 12121 10000 19999 Access Level 2 12121 •...
  • Page 65 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Counters Operations 103 Current Month See Note Counter Operations XXXXX (Date / Time shown) •...
  • Page 66 • Type A (series design) • Type B (inverted design) • Type C (series transformer design) Series TX is listed on nameplate. Used on Eaton voltage regulators with voltage rating of 2.5 kV and current ratings above 875 A. • Type D (series auto transformer design) Series AX is listed on nameplate. Used on Eaton voltage regulators with voltage rating of 5.0 kV and 7 .62 kV and current rating above 875 A.
  • Page 67 TABLE 5-3. Function Codes (continued) Security Level Key Entry Limit Func. Level 1 Level 2 Level 3 Factory Read Edit Reset High Code Main Menu Sub-Menu Parameter Setting Counters Menu System 142 Date Format MM/DD/ MM/DD/YYYY • This setting allows the user to select how the date format will be displayed. Options include: •...
  • Page 68 DNP Remote Adrs2 65519 • This is the DNP remote address available for remote configuration. For more information, contact your Eaton representative. • The DNP Remote Address 2 for Com Port #2 is entered at FC 64 with a factory preset address of 65519.
  • Page 69 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Communications 165 Com Port #2 Handshake Mode without RTR without CTS •...
  • Page 70 TABLE 5-3. Function Codes (continued) Factory Func. Level 1 Level 2 Level 3 Security Level Setting Key Entry Limit Code Main Menu Sub-Menu Parameter Read Edit Reset High 189 Diagnostics Control 189 Database Version • This is the Database Version Number of the firmware. •...
  • Page 71 TABLE 5-3. Function Codes (continued) Key Entry Limit Func. Level 1 Level 2 Level 3 Security Level Factory Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High 265 Diagnostics Communications 265 Com Port #2 Rx Errors XXXXX • This is a count of Received Errors from Com Port #2 Features Communications 266 Com Port #1 CL-6...
  • Page 72 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Diagnostics Maintenance 303 PMT Mode A Issue Test • The user can force the PMT Mode A operation independent of the time-delay setting. •...
  • Page 73 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Diagnostics Maintenance 328 PMT Mode B Issue Test • This is a command. When the Enter key is pressed, the (CONFIRM) message is displayed on the fourth line of the LCD. When the Enter key is pressed again, the test sequence begins.
  • Page 74 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Compact 359 CF Save Custom Flash Basic Config • This is a command to save a Custom Basic Configuration. •...
  • Page 75 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Leader/ 400 LoopShare Follower Communication • This will turn On or Off LoopShare Communications. The options include: •...
  • Page 76 TABLE 5-3. Function Codes (continued) Func. Level 1 Level 2 Level 3 Security Level Factory Key Entry Limit Code Main Menu Sub-Menu Parameter Setting Read Edit Reset High Features Leader/ 416 Leader/Follower Follower Timeout XX Seconds • The length of time in seconds before the Leader returns to starting tap position if a Follower device does not tap. Features Leader/ 417 Leader/Follower...

  • Page 77: Special Functions

    Special functions Enter security code - FC 99 Use these functions to perform commands through the Entering FC 99 as follows: menu or function code system. Function Code Master Reset – FC 38 Initial Press Reset Message Entering FC 38 or accessing this command via the menu system will cause the LCD to display the following message: causes the menu system to enter the security code mode: 038 Master Reset...
  • Page 78 Data alarms If there are no unacknowledged active alarms available, the LCD displays the following message: Instantaneous metering quantities No Unacknowledged For most Instantaneous Metering quantities, there are two Active Alarms data alarms available: One that can be triggered for a HIGH threshold value and one that can be triggered for a LOW threshold value.

  • Page 79: Events

    Counter quantities User Reset • For most Counter quantities, there will be only one data alarm Clock Has Been Set • that can be triggered for a HIGH threshold value. Factory Calibration Required • Tap Position High • No Data Acquisition •...

  • Page 80: Indication Messages

    Indication messages If error conditions are detected, the LCD may display the following messages: The fourth line of the LCD is used to provide messages associated with menu mode indications. These indication Self-Test Complete. messages can be defined with up to 20 characters. Factory Calibration Displayed during Power-Up/Reset Mode: Required!

  • Page 81: Metering-Plus Formats

    Displayed when the user accesses Compact Flash When operating in the Cogeneration Mode, metering always operations: operates in the forward direction except that load center voltage is calculated based upon the reverse line-drop (WRITING) • compensation settings when the fixed 1% reverse metering threshold is exceeded.

  • Page 82: Load Current

    Tap position On the first line, "Fwd" corresponds to Forward Power Flow direction. The third line is used to display one of the following When the *Tap Position key is pressed while the Soft operating modes: ADD-AMP feature = On, the LCD displays the following: Mode Locked Forward •...

  • Page 83: Section 6: Control Features

    Section 6: Control features Demand task operation The demand metering function is based upon a sliding window concept, or moving integral. The algorithm implemented simulates the response of a thermal demand Calendar/clock meter which will reach 90% of its final value after one Integral to several functions of the control is an internal demand interval in response to a step function input.

  • Page 84: Tap Position Indication

    The maximum tap position since last reset (upper drag-hand the source-side voltage. When using an IDPT on an Eaton value of the present tap position) and its date and time are voltage regulator, the source voltage accuracy is within ±...

  • Page 85: Reverse Power Operation

    Reverse power operation Locked forward mode Most voltage regulators are installed in circuits with well- When FC 56 is set for Locked Forward, no source voltage defined power flow from source to load. However, some is required. This mode is not intended to be used in circuits have interconnections or loops in which the direction applications where reverse power flow is possible.

  • Page 86: Reverse Idle ,Ode

    OPERATION: (Figure 6-3) Always operates in the reverse direction using the reverse settings at FC 51, FC 52, FC 53, FC 54, and FC 55. This allows operation down to zero Normal Forward current conditions since there is no reverse threshold Metering involved.

  • Page 87: Bi-Directional Mode

    Bi-directional mode OPERATION: (Figure 6-7 .)The control operates in the forward direction whenever the real component of the When FC 56 is set for Bi-directional, source voltage is current is above the operator defined forward threshold required. This mode is recommended for all installations (FC 57).

  • Page 88: Cogeneration Mode

    Cogeneration mode Forward Reverse When FC 56 is set for cogeneration, a source voltage is required. Normal Forward In recent years, there have been a growing number of Metering voltage regulator applications involving cogeneration by Rev Pwr Off utility customers. The cogeneration mode was developed for the Cooper regulator control to satisfy the specialized Reverse Metering needs of these applications.

  • Page 89: Reactive Bi-Directional Mode

    Reactive bi-directional mode Voltage limiter The voltage-limiter feature is used to place high and low When FC 56 is set for Reactive Bi-directional, source voltage limits on the output voltage of the regulator. Voltage Limiter is required. is equipped with both standard and Integrated Volt/Var This mode is recommended for installations where reverse Control (IVVC) modes of operation;...

  • Page 90: Voltage Reduction

    To avoid potential cycling of the regulator, set the high-and control feature. It allows the control to sense system and low-voltage limits at lest two volts above and below the voltage regulator conditions and turn on the Soft ADD-AMP upper and lower bandwidth limits. This will establish a feature in reaction to specified conditions.

  • Page 91: Analog Scada

    Digital SCADA Analog SCADA Refer to the Advanced Control Features section for The CL -6 control can be used with Analog SCADA systems. information on communications and physical interface. Discrete inputs 1 through 3 have been programmed by default for use as inputs for voltage reduction and Tap-to- Neutral.
  • Page 92 Analog remote/pulse mode This feature is set at FC 70. The same contacts are used for this mode as shown in Figures 6-13 and 6-14, but the contacts are pulsed (momentarily closed) rather than latched closed. Each closure and waiting period between closures is expected to be at least 0.25 seconds in duration.

  • Page 93: Remote Motor Control And Auto Inhibit

    Remote motor control and auto inhibit Alternate configuration Note: Terminal board TB 8 , located below RCT 1 on the The CL -6 control panel typically operates with one set of control back panel, is supplied for user-connections configuration settings that are programmed or changed for Auto Inhibit (blocking) and Motor Control.

  • Page 94: Transducer Connections

    NL DHR status at FC 451 will display Active. For more information on enabling Alternate Configuration Figure 6-16. Typical user provided “Fooler settings using P .I.O., contact your Eaton representative. Voltage” module. Transducer connections Fooler voltage scheme Refer to Figure 10-4. To monitor the load voltage (forward...

  • Page 95: Metering-Plus Feature

    Section 7: Advanced control features Voltage Limiter High Out-Of-Band High Out-Of-Band Low Voltage Limiter Low Tapping Blocked Reverse Power Voltage Reduction Comp Load Load Voltage Voltage Current Position Figure 7-1. Operation analysis using Metering-PLUS feature. The third line specifies the range of configurable function Metering-PLUS feature codes that are used to compute the in-band compensated voltage range and the corresponding time delay.

  • Page 96: Load Voltage

    EXAMPLE 2: EXAMPLE 2: Load Voltage 115.0 Comp Voltage 115.0 Limiter 121.0 Band 108.0-112.0 Load Comp Using Func 51-55 Voltage Voltage Compensated Voltage = 115.0 Load Voltage = 115.0 V • • Rev. Set Voltage = 110.0 V Voltage-Limiting Mode = Only High Limit Active •...

  • Page 97: Tap Position

    TABLE 7-1 Blocking Condition Priority Levels Level (1 = Highest) Automatic Blocking Condition LCD display text (line 4) Control Function Switch is in Off or Manual position. Blocked:Cntrl Switch Tap-to-Neutral enabled. Blocked:Tap-To-Neutr Voltage applied to terminal 5, TB 8. Blocked: TB8-4&5 Blocked due to configuration setting found at FC 69.

  • Page 98: Compact Flash Card

    EXAMPLE 3: EXAMPLE 5: Tap Position Tap Position At Limit P.I. ADD-AMP -14, 16 Position Position P.I. ADD-AMP -14, 12 Present tap position = Neutral Present tap position = 15 • • Soft ADD-AMP feature = Off Tap Changer above ADD-AMP Limit •...

  • Page 99: Flash Card Functions

    Save Standard Configuration, FC 354 The Save Standard Configuration function saves all of the settings and configuration data to a file labeled "STANDARD. CFG". EXAMPLE: STANDARD.CFG After inserting a CF card, access FC 354. Press Enter. The control LCD will display (CONFIRM). Press Enter again to confirm.
  • Page 100 Load Custom Configuration, FC 351 FC 365 through FC 368 apply to loading and saving of standard and custom Communication Configuration The Load Custom Configuration function loads all of the set- settings. Communication configuration settings include all tings and configuration data from the file labeled with the settings involving communications.

  • Page 101: Communications

    Communications Protocols Communicate with the CL -6 control using ProView NXG There are two protocols resident in the CL-6 control: 2179 software or protocols such as DNP3 or 2179. The ProView and DNP3. While only one protocol can be selected for a NXG software, used with a PC, can provide temporary local single Com port at a time, the two com ports can be set to connection to the control.

  • Page 102: Inputs And Outputs

    Inputs and outputs PORT STATUS Port 1 (Physical Input states) Outputs Drag Hand Reset On PORT CONTROL Neutral Position Discrete Outputs (General Purpose Output 1-4) Blocking Relay User-Defined LED Discrete Inputs (General Purpose Inputs 1-4) Tap-changer control (Raise, Lower, Tap-to-Neutral) Tap Raise Switch Active Voltage Reduction Input 1 and 2 Tap Lower Switch Active...

  • Page 103: Discrete Inputs And Outputs (Auxiliary I/O)

    Discrete inputs and outputs (auxiliary I/O) The CL -6 control provides the user with four discrete inputs and four discrete outputs (Form C contacts); see Figures 7-6 and 7-7 . The user can program the CL -6 control to use the discrete input states, as well as other internal logic conditions, to determine the operation of the control.
  • Page 104 Optical Pin 10 Relay Isolation Pin 1 INPUT 1 Normally OPEN OUTPUT 1 Pin 2 Pin 11 Normally CLOSED INPUT 2 Pin 3 Normally OPEN Pin 12 INPUT 3 OUTPUT 2 Pin 4 Normally CLOSED Control Logic Pin 13 Pin 5 INPUT 4 Normally OPEN OUTPUT 3...

  • Page 105: Alarms

    Alarms EXAMPLE: Configuring a Supervisory Active Alarm to be inverted with a An alarm is a binary (On/Off) flag that is activated when a Priority of 25 will cause the Alarm LED to flash whenever user-defined condition is true. The status of an alarm can be the Supervisory Switch is in the Off position.

  • Page 106: Histograms

    EXAMPLE: Choosing 10 parameters sampling every 10 minutes will provide over 4,460 samples or over 30 days before data begins to be overwritten. While choosing 40 parameters sampling every 5 minutes, the Data Profiler will only provide over 1550 samples or over 5 days before data begins to be overwritten.

  • Page 107: Preventive Maintenance Tapping

    Note: Duty Cycle Monitor is active only on regulators from second. The user can monitor how much time is left prior to Eaton with Quik-Drive tap-changes. the maintenance tapping being performed at Countdown Delay, FC 301. To sample how the PMT Mode A functions, Leader/follower scheme the user can use Issue Test, FC 303.

  • Page 108: Section 8: Troubleshooting

    Check the voltage-disconnect knife switch V present), and the current shorting knife switch C of the back panel in the control enclosure. Close the V When using the CL -6 control with an Eaton regulator, and V voltage switches if open. Open the CT shorting refer to Service Information MN225008EN VR-32 Voltage switch if closed.

  • Page 109: Indication Messages When Using Edit Key

    No neutral sync signal No input voltage The (No Input Voltage) message occurs when no CONTROL NOT INSTALLED ON REGULATOR input voltage is sensed or it cannot be calculated. The This most often occurs when powering up a control on a input voltage is the source voltage from a differential or workbench.

  • Page 110: Tap-Changer Operation Troubleshooting

    Tap-changer operation troubleshooting Motor capacitor problem A problem in the motor capacitor can prevent a regulator The regulator will not operate manually or from operating manually or automatically. To check the automatically motor capacitor, use the following steps: Connect a voltmeter between TB and TB -G.
  • Page 111 Tap position out-of-sync C. Check for voltage between TB -HS and G and -HS and G. If voltage is present at TB If the control loses sync with the position indicators (check and not on TB -HS, the problem is in the back FC 12, Present Tap Position), then check FC 49, Tap-Changer panel wiring harness.

  • Page 112: Metering Troubleshooting

    Testing with the voltage limiter ON and a limit value set When all the settings are set per the nameplate, the regula- tor is in neutral, and the system line voltage or load voltage CAUTION matches what is stated on the nameplate, the voltmeter test terminals on the control panel will read the value on the Equipment Damage.

  • Page 113: Current Calibration

    Voltage calibration Current calibration Connect an accurate true-RMS-responding voltmeter Connect an accurate true-RMS-responding ammeter in to the voltmeter terminal. This voltmeter should have a series with the current source. base accuracy of at least 0.1% with calibration trace- Connect a stable 60/50 Hz current source (with less able to the National Bureau of Standards.

  • Page 114: Communications

    PC-to-dataport cable. Communications Software ProView NXG software Eaton's Cooper Power series ProView NXG software was developed as an advanced package to configure, program, and acquire data from CL -6 series voltage regulator controls. ProView NXG allows the user to: Create control settings •...

  • Page 115: Appendix

    Section 10: Appendix TABLE 10-1 TABLE 10-2 VR-32 Tap Connections and Voltage Levels (60 Hz) VR-32 Tap Connections and Voltage Levels (50 Hz) Nominal Test Overall Nominal Test Overall Ratio-Adjusting Data Regulator Single Terminal Potential Regulator Single Terminal Potential Ratio-Adjusting Data Voltage Phase Internal...
  • Page 116 For loading in excess of the above values, 416.3 1665 1665 1665 1665 1665 please refer to your Eaton representative. * Regulators are capable of carrying current corresponding to rated kVA when operated at 7200 V. TABLE 10-4. ADD-AMP Capabilities of 50 Hz 5000 Ratings 416.3 †...
  • Page 117 Figure 10-1. Junction box wiring diagram. CL-6 SERIES CONTROL INSTALLATION, OPERATION, AND MAINTENANCE INSTRUCTIONS MN225016EN January 2016...
  • Page 118 RS-1 (ORG/BLK) CC (ORG/BLK) Position Indicator CC (RED) CC (BLK) Lower Limit Junction Box Switch (LLS) RLS-2 (BLU) Terminal Board JBB-L (GRN/BLK) (JBB) CC (GRN/BLK) CC (WHT/BLK) Raise Limit Switch (RLS) CC (BLU/BLK) (RED) JBB-R (BLU) LLS-2 (GRN/BLK) CC (BLU) (GRN) CC (BLK/WHT) CT Protection...
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  • Page 120 SOURCE LOAD BUSHING BUSHING TAPPED SERIES J4-4 WINDING JBB-C2 JBB-C1 INPUT COUPLE PROTECTION J4-3 CIRCUIT PIN D PIN C TB1-C PANEL POWER INPUT CT Shorting Switch Control Cable Current transformer (Toroidal Coil) Differential Potential Transformer Drag-Hand Reset REMOVABLE External Source Terminals JUMPERS Ground Integrated into Terminal Board Holding Switch Lower...
  • Page 121 CIRCUIT LOAD NEUTRAL BUSHING BOARD LAMP SENSE J4-4 COUPLER INPUT COUPLER PROTECTION J4-3 CIRCUIT SUPERVISORY AUTO TRIACS MOTOR V-OUT SWITCH ENABLE CURRENT (LOAD) COUPLER COUPLER SENSE INPUT COUPLER COUPLER LOWER SOURCE RAISE PANEL V-IN/DIFF POWER INPUT INPUT COUPLER AUTO RAISE SUPERVISORY MANUAL LOWER...
  • Page 122 SOURCE LOAD BUSHING BUSHING TAPPED SERIES J4-4 WINDING JBB-C2 JBB-C1 PROTECTION J4-3 CIRCUIT PIN D PIN C TB1-C REMOVABLE JUMPER FOR TAPS LOCATED CT Shorting Switch ACCESSORIES ON TCB Control Cable UNDER OIL Current transformer (Toroidal Coil) Differential Potential Transformer EXTERNAL Drag-Hand Reset SOURCE...
  • Page 123 CIRCUIT LOAD NEUTRAL USHING BOARD LAMP SENSE J4-4 COUPLER INPUT COUPLER ROTECTION J4-3 RCUIT SUPERVISORY AUTO TRIACS MOTOR V-OUT SWITCH ENABLE CURRENT (LOAD) COUPLER COUPLER SENSE INPUT COUPLER COUPLER LOWER SOURCE RAISE V-IN/DIFF PANEL POWER INPUT INPUT COUPLER AUTO RAISE SUPERVISORY MANUAL LOWER...
  • Page 124 JBB-G – White Motor Capacitor JBB-HS – Orange RLS-1 – Blue Cable Assembly, LLS-1 – Green/Black Control Box JBB-NL – Red/Black JBB-S JBB-S JBB-DHR – Orange/Black JBB-S 6 – Blue/Black JBB-C JBB-C JBB-S 7 – Black/ White JBB-S 4 – White /Black JBB-S JBB-HS...
  • Page 125 Motor Capacitor Cable Assembly, Control Box JBB-S JBB-S JBB-G – White JBB-HS – Orange RLS-1 – Blue LLS-1 – Green/Black JBB-NL – Red/Black JBB-DHR – Orange/Black JBB-S6 – Blue/Black JBB-S7 – Black/ White JBB-S2 – Black JBB-C1 – JBB-C2 – Green V1-120 Black...
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  • Page 127 This page is intentionally left blank. CL-6 SERIES CONTROL INSTALLATION, OPERATION, AND MAINTENANCE INSTRUCTIONS MN225016EN January 2016...
  • Page 128 United States Eaton.com/cooperpowerseries © 2016 Eaton Eaton is a registered trademark. All Rights Reserved For Eaton's Cooper Power series product information call 1-877-277-4636 or visit: Printed in USA All trademarks are property Publication No. MN225016EN/January 2016 of their respective owners.

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