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Mitsubishi Electric ME96SSEB-MB User Manual

Electronic multi-measuring instrument
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Electronic Multi-Measuring Instrument
MODEL
ME96SSEB-MB
User's Manual: Detailed Edition
Before use, you should read this user's manual carefully
●
to properly use this instrument.
Be sure to forward the manual to the end user.

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Summary of Contents for Mitsubishi Electric ME96SSEB-MB

  • Page 1 Electronic Multi-Measuring Instrument MODEL ME96SSEB-MB User's Manual: Detailed Edition Before use, you should read this user’s manual carefully ● to properly use this instrument. Be sure to forward the manual to the end user.

  • Page 2: Check Your Delivery

    Check your delivery The following table shows a list of the instrument accessories. When unpacking your package, check all the contents. Contents Quantity Specification User’s Manual (Digest version) A3 size Attachment lug (with a screw) Optional plug-in module The optional plug-in modules cannot be attached to this product. If you need a function such as analog output, CC-Link communication, digital input/output, MODBUS TCP communication, or logging function, use other model, ME96SSHB-MB or ME96SSRB-MB which can be combined with the optional plug-in modules.

  • Page 3: Features

    Features  The instrument measures load status by wiring the secondary sides of VT (Voltage Transformer) and CT (Current Transformer) in the power receiving and distribution system and displays various measured values.  The instrument supports Active Energy Class 0.5S. ...

  • Page 4: Table Of Contents

    Table of Contents Check your delivery ..............................1 Optional plug-in module ............................1 Features ................................... 2 Trademark ................................2 Table of Contents ..............................3 Safety Precautions ..............................5 EMC Directive Instruction ............................9 Table for measuring element code ........................10 1.
  • Page 5 6. Others ................................55 Display Pattern List ..........................55 Standard Value ............................57 Measuring Item ............................59 Instrument Operation ..........................61 Troubleshooting ............................62 7. Installation ................................. 63 Dimensions ............................. 63 How to Install ............................64 7.2.1. Mounting Hole Dimensions ......................64 7.2.2.

  • Page 6: Safety Precautions

    Safety Precautions Before use, read these instructions carefully to properly operate the instrument. Be sure to follow the precautions described here for personnel and product safety. Keep this manual ready to hand and accessible for future use at all times. Be sure to forward the manual to the end user.
  • Page 7 Safety Precautions ■Precautions on Installation and wiring Be sure to read the instructions carefully before installation and wiring.  A qualified electrician must install and wire the instrument for safety.  Supply power to the instrument after completing its assembly work on a cabinet door. ...
  • Page 8 Safety Precautions ■Precautions on preparation before use  Observe the use conditions and environment requirements for installation place.  You must set up the instrument before use. Read the manual carefully to set it up correctly. If the setup is incorrectly done, the instrument will not be properly operated.
  • Page 9 Safety Precautions ■Warranty  The warranty period is for one year from the date of your purchase or 18 months after the manufacturing date, whichever is earlier.  During the warranty period, if any failure occurred in standard use that the product is used in the condition, method, and environment followed by the conditions and precautions described in the catalog and user’s manual, we would repair the product without charge.

  • Page 10: Emc Directive Instruction

    EMC Directive Instruction This section summarizes the precautions to have the cabinet constructed with the instrument conform to the EMC Directive. However, the method of conformance to the EMC Directive and the judgment on whether or not the cabinet conforms to the EMC Directive must be determined finally by the manufacturer. This instrument complies with part 15 of the FCC Rules.
  • Page 11 Table for measuring element code The following table shows a list of measuring element codes used in the manual. Measuring element code Measuring element name Current, 1-phase Current, 2-phase Current, 3-phase Current, N-phase Current, average Current demand, 1-phase Current demand, 2-phase Current demand, 3-phase Current demand, N-phase Current demand, average...

  • Page 12: Name And Function Of Each Section

    Name and Function of Each Section Name of Each Part ■The front of the unit LCD with backlight Operation buttons *For details, refer to 1.3 Function of Operation Buttons. ■The back of the unit MODBUS RTU communication terminals T/R+: MODBUS RTU communication transmission terminal T/R-: MODBUS RTU communication transmission terminal SG: MODBUS RTU signal ground terminal SLD: Shielded wire terminal (Ground resistance: 100 Ω...

  • Page 13: Lcd Function

    1. Name and Function of Each Section LCD Function Note: The above display is an example for explanation. Name of each part Function LEAD display Light up on the reactive energy (imported lead)/ (exported lead) screen. LAG display Light up on the reactive energy (imported lag)/ (exported lag) screen. Digital element display Display measuring elements expressed in digital numbers Digital display...

  • Page 14: Function Of Operation Buttons

    1. Name and Function of Each Section Function of Operation Buttons The function of each operation button varies － ＋ RESET MAX/MIN PHASE DISPLAY depending on how to press the button. SET button RESET button Phase button +/- button MAX/MIN button DISPLAY button <Meaning of marks>...
  • Page 15 1. Name and Function of Each Section 1.3. Function of Operation Buttons  When you execute a function such as ‘Reset Max/Min value’ or ‘Reset Wh, varh, and VAh to zero’, past data is deleted. If you need to keep the data, record the data before CAUTION the reset operation.

  • Page 16: Each Mode Function

    Each Mode Function The instrument has the following operation modes. When auxiliary power is supplied, the operating mode is first displayed. Depending on the application, switch the operation mode to use. Mode Description Reference Operating This is a normal operation mode to display each measured value in digital 5 Operation numerical number.

  • Page 17: How To Set Up

    How to Set up Setting Flow For measurement, you must set settings such as phase wire system, VT/Direct voltage, and CT primary current in the setting mode. From the operating mode, enter the setting mode and then set necessary items. Any items not set remain in the factory default settings.
  • Page 18 How to Set up 3.1. Setting Flow <Setting Procedure> Press the buttons simultaneously for 2 seconds to enter the setting mode. RESET Select the setting menu number with the button. ＋ － Press the button to determine the setting menu number. Set each setting item.
  • Page 19 How to Set up 3.1. Setting Flow ■Basic operation for settings The following table shows a list of basic operations for settings. Function Operation Note Fast-forward by pressing for 1 second or Press button Select a setting ＋ － more When the setting is determined, the Press button...

  • Page 20: Setting Menu 1: Basic Setup (Settings For Phase Wire System, Display Pattern, Vt/Direct Voltage, And Ct Primary Current)

    How to Set up Setting Menu 1: Basic Setup (Settings for Phase Wire System, Display Pattern, VT/Direct Voltage, and CT Primary Current) You will set the phase wire system, display pattern, VT/Direct voltage, CT primary current, and demand time period. In the operating mode, press the buttons simultaneously for 2 seconds or more to enter the RESET...
  • Page 21 How to Set up Setting Menu 1: Basic Setup (Settings for Phase Wire System, Display Pattern, VT/Direct Voltage, and CT Primary Current) Continued from the previous page 2）When set to other than 3-phase 4-wire system *For 1-phase 2-wire system, P02 is not selectable. Additional Screen *Note P01 ○...
  • Page 22 How to Set up Setting Menu 1: Basic Setup (Settings for Phase Wire System, Display Pattern, VT/Direct Voltage, and CT Primary Current) Continued form the previous page. (2) For measurement with VT <Secondary voltage setting> (a) When set to 3-phase 4-wire system (Phase voltage) 63.5 V 100 V 110 V...
  • Page 23 How to Set up Setting Menu 1: Basic Setup (Settings for Phase Wire System, Display Pattern, VT/Direct Voltage, and CT Primary Current) Set the current demand time period. For detail on the current demand time period, refer to 5.1.13. 40 s 3 min 7 min 15 min...

  • Page 24: Setting Menu 2: Communication Settings (Modbus Rtu Communication Settings)

    How to Set up Setting Menu 2: Communication Settings (MODBUS RTU Communication Settings) In the operating mode, press the buttons simultaneously for 2 seconds or more to enter the RESET following operation. Select 2 in the setting menu. *Refer to the right figure. Setting Menu DISPLAY Set the address of...

  • Page 25: Setting Menu 3: Display Settings (Settings For Display Of Active/Reactive Energy And Harmonic Measurement)

    How to Set up Setting Menu 3: Display Settings (Settings for Display of Active/Reactive Energy and Harmonic Measurement) This section describes how to set the special measurement of active/reactive energy and harmonic display. In the operating mode, press the buttons simultaneously for 2 seconds or more to enter the RESET following operation.

  • Page 26: Setting Menu 4: Lcd Settings

    *This is for display only and not possible to change the settings. The following table shows the corresponding model. ①Model Display (1)Second line Model ME96SSEB-MB DISPLAY You can check the product version. *This is for display only and not possible to change the settings.

  • Page 27: Setting Menu 5: Alarm Settings (Settings For Upper/Lower Limit Alarm And Motor Starting Current Mask Function)

    How to Set up Setting Menu 5: Alarm Settings (Settings for Upper/Lower Limit Alarm and Motor Starting Current Mask Function) This section describes how to set the upper/lower limit alarm, backlight blinking during alarm, and motor starting current. In the operating mode, press the buttons simultaneously for 2 seconds or more to enter the RESET following operation.
  • Page 28 How to Set up Setting Menu 5: Alarm Settings (Settings for Upper/Lower Limit Alarm and Motor Starting Current Mask Function) Set the alarm value of upper/lower limit alarm item 1. The following table shows the setting range. Setting Measuring element Setting range Step *Note...
  • Page 29 How to Set up Setting Menu 5: Alarm Settings (Settings for Upper/Lower Limit Alarm and Motor Starting Current Mask Function) It is possible to blink the backlight in case of alarm. ⑦Backlight blinking (Not blink) (Blink) for alarm Note: When ①Upper/Lower limit alarm item 1 and ③Upper/Lower limit alarm item 2 to 4 are all set to “non”, this setting is skipped.

  • Page 30: Setting Menu 6: No Settings

    How to Set up Setting Menu 6: No Settings This setting item is not displayed because there is no corresponding function in this model. Even if you select 6 in the setting menu, the item is not displayed. Setting Menu Setting Menu 7: No Settings This setting item is not displayed because there is no corresponding function in this model.

  • Page 31: Setting Menu 8: Special Settings (Settings For Operating Time And Iec Mode)

    How to Set up Setting Menu 8: Special Settings (Settings for Operating Time and IEC Mode) This section describes the settings of the operating time and IEC mode. In the operating mode, press the buttons simultaneously for 2 seconds or more to enter the RESET following operation.

  • Page 32: Mode

    How to Set up 3.9. Setting Menu 8: Special Settings (Settings for Operating Time and IEC Mode) Set the threshold of operating time 2 count. ⑤Operating time 2 The setting method is the same as ③Operating time 1 Threshold. Threshold DISPLAY According to this setting, calculation formulas and signs are changed.
  • Page 33 How to Set up Setting Confirmation Menu 1 to 9: How to Confirm the Settings in the Setting Menu 1 to 8, 9 Test Mode 1. Setting Confirmation In the operating mode, press for 2 seconds or more to execute the operation. In the setting confirmation menu, the screen switching and operation methods are the same as the setting menu Setting confirmation...

  • Page 34: Initialization Of Related Items By Changing A Setting

    How to Set up Initialization of Related Items by Changing a Setting When you change a setting, the related setting items and measured data (maximum and minimum values) will be initialized. For details, refer to the following table. Menu Menu 1 Menu 8 Setting item to be changed CT current...

  • Page 35: Settings For Special Display Pattern P00

    How to Set up Settings for Special Display Pattern P00 If you want to set a display pattern other than P01 or P02, P00 is available to freely set display items. This setting is conducted in the setting menu 1. The explanation here begins with the settings for P00 at ②Display pattern in the setting menu 1.
  • Page 36 How to Set up 3.13. Settings for Special Display Pattern P00 Continued form the previous page. (6) You will set up the display of screen 4-2. Select “yES” with and then press ＋ － *When the screen 2 is not necessary to display, select “no”...

  • Page 37: Example For Easy Setup

    How to Set up Example for Easy Setup The following example illustrates an easy setup. ■Setting Example ・ Model: ME96SSEB-MB ・ Phase wire system: 3-phase 4-wire ・ Measuring element: A, V, W, PF ・ Input Voltage: 220/380 V ・ CT primary current: 200 A ・...
  • Page 38 How to Set up 3.14. Example for Easy Setup MODBUS RTU The factory default is set to "1." Just press SET. Address MODBUS RTU The factory default is set to "19.2 kbps." Just press SET. Baud rates MODBUS RTU The factory default is set to "EVEn (even)." Just press SET. Parity MODBUS RTU The factory default is set to "1."...

  • Page 39: How To Use Test Mode

    How to Use Test Mode The test mode has function useful for startup of systems. The following table shows a list of functions in the test mode. Test menu Description For MODBUS RTU communication function, it is possible to return Communication test fixed numerical data without measurement (voltage/current) input.

  • Page 40: Test Menu 1: Communication Test

    4. How to Use Test Mode Test Menu 1: Communication Test Set the setting confirmation menu number to ‘9’ to enter the test mode In the test mode, the following operation is available. Set the test menu number to 1. *Refer to the right figure.

  • Page 41: Test Menu 2 To 5: No Test Menu

    4. How to Use Test Mode Test Menu 2 to 5: No Test Menu This test menu is not displayed because there is no corresponding function in this model. Test Menu 6: Functions for Determining Incorrect Wiring In the test mode, the following operation is available. Set the test menu number to 6.
  • Page 42 4. How to Use Test Mode 4.3. Test Menu 6：Functions for Determining Incorrect Wiring Continued from the previous page. ■It is not possible to detect incorrect wiring If the screen is displayed as the following, it is not possible to detect incorrect wiring. to check ②Support display for Check measurement (voltage/current) input or press ＋...
  • Page 43 4. How to Use Test Mode 4.3. Test Menu 6：Functions for Determining Incorrect Wiring Continued from the previous page. ■Phase angle The phase angle is displayed clockwise based on V (0 degree). ∠V : Phase angle between V and V ∠I : Phase angle between I and V...

  • Page 44: Incorrect Wiring Patterns Detected By ①Pattern Display Of Incorrect Wiring

    4. How to Use Test Mode 4.3. Test Menu 6：Functions for Determining Incorrect Wiring 4.3.1. Incorrect Wiring Patterns Detected by ①Pattern display of incorrect wiring This function is designed with the assumption that either a current input or a voltage input is incorrectly wired in positive phase sequence.
  • Page 45 4. How to Use Test Mode 4.3. Test Menu 6：Functions for Determining Incorrect Wiring 4.3.1. Incorrect wiring patterns detected by ①Pattern display of incorrect wiring ■For 3-phase 3-wire system No. Wiring diagram No. Wiring diagram No. Wiring diagram Normal Reverse connection between terminals P1 and P2 Reverse connection of 1 side VT Reverse connection of 1 side CT Reverse connection between terminals P2 and P3...
  • Page 46 4. How to Use Test Mode 4.3. Test Menu 6：Functions for Determining Incorrect Wiring 4.3.1. Incorrect wiring patterns detected by ①Pattern display of incorrect wiring ■For 1-phase 3-wire system *1 No. Wiring diagram No. Wiring diagram No. Wiring diagram Normal Switch between 1 side CT and 3 side CT Reverse connection between terminals P1 and P3...

  • Page 47: Operation

    Operation Basic Operation The display item and order vary depending on The following charts illustrate how to use basic operation. the phase wire system, display pattern, and additional screen. 5.1.1. How to Switch the Measurement Screen For details on the display pattern, refer to 6.1 Press to switch the measurement screen.

  • Page 48: How To Display In Cyclic Mode

    Operation 5.1. Basic Operation 5.1.3. How to Display in Cyclic Mode In the cyclic mode, the measurement screen or phase display automatically switches every 5 seconds. When you press for 2 seconds, the screen enters the cyclic display mode of measurement screen. DISPLAY When you press for 2 seconds, the screen enters the cyclic display mode of phase.

  • Page 49: Maximum/Minimum Value Display

    Operation 5.1. Basic Operation 5.1.5. Maximum/Minimum Value Display On the Max/Min value screen, a maximum value, present value, and minimum value are displayed in one screen by measuring item. However, for harmonics, the following maximum value only is displayed. ・Harmonic current: The total RMS value of the phase where a value was the largest in every phase. ・Harmonic voltage: The total distortion ratio of the phase where a value was the largest in every phase.

  • Page 50: Active Energy/Reactive Energy/Apparent Energy Display

    Operation 5.1. Basic Operation 5.1.8. Active Energy/Reactive Energy/Apparent Energy Display ■ Display type The following table shows the display type of active/reactive/apparent energy based on full-load power. α x (VT primary voltage) x (CT primary current) Full-load power [kW] = α: 1 1-phase 2-wire 1000 2 1-phase 3-wire...

  • Page 51: How To Reset Active/Reactive/Apparent Energy To Zero

    Operation 5.1. Basic Operation 5.1.10. How to Reset Active/Reactive/Apparent Energy to Zero Pressing , and simultaneously for 2 seconds resets active, reactive, and apparent RESET PHASE energy values to zero. When password protection is enabled, the values are reset after you enter the password. In addition, communication function enables to reset all active, reactive, and apparent energy values to zero.

  • Page 52: Each Measuring Item Display During Power Transmission

    Operation 5.1. Basic Operation 5.1.12. Each Measuring Item Display during Power Transmission The following table shows symbol display (±) for each measured value according to the power transmission state. For details on how to switch 2 quadrant/4 quadrant measurement, refer to 3.4. For details on how to switch the IEC mode setting, refer to 3.9.

  • Page 53: Usage Depending On The Application (Alarm, Operating Time, Password, Etc.)

    Operation Usage Depending on the Application (Alarm, Operating Time, Password, etc.) The following shows how to use the instrument depending on the application. 5.2.1. Upper/Lower Limit Alarm Display and Action When the set upper/lower limit alarm value is exceeded, the display starts to blink. *For details on how to set the upper/lower limit alarm, refer to 3.6.

  • Page 54: How To Cancel The Upper/Lower Limit Alarm

    Operation 5.2. Usage Depending on the Application (Alarm, Operating Time, Password, etc.) 5.2.2. How to Cancel the Upper/Lower Limit Alarm The alarm cancellation method differs depending on the alarm reset setting. In addition to the following methods, communication function is available to cancel the upper and lower limit alarm Alarm reset method How to cancel When a measured value is below the set upper/lower limit alarm value, the alarm is...

  • Page 55: How To Prevent The Maximum Value Update By Motor Starting Current

    Operation 5.2. Usage Depending on the Application (Alarm, Operating Time, Password, etc.) 5.2.6. How to Prevent the Maximum Value Update by Motor Starting Current For motor current monitoring, the use of motor starting current delay function prevents the maximum value update of current, active power, reactive power, apparent power, and power factor and alarm generating that are caused by motor starting current.

  • Page 56: Others

    Others Display Pattern List When you set the display pattern in the setting menu 1 and the additional screens in the setting menu 3 and 8, the screen is switched from No.1 in the following table in ascending order by pressing DISPLAY [When set to 3-phase 4-wire system] Screen set by display pattern...
  • Page 57 Others 6.1. Display Pattern List [When set to other than 3-phase 4-wire system] Screen set by display pattern Display pattern No.1 No.2 No.3 No.4 No.5 No.6 First Second Third Fourth varh First Second Third Fourth Aavg DAavg Vavg varh First Arbitrary 1 Arbitrary 1 Arbitrary 1 Arbitrary 1 Second Arbitrary 1 Arbitrary 1 Arbitrary 1 Arbitrary 1 Third...

  • Page 58: Standard Value

    Others Standard Value When you set active power and reactive power as alarm element, the setting range is determined by the standard value calculated using the following calculation formula. ■The standard value of active power/reactive power Measuring element Calculation method for standard value Active power VT ratio ×...
  • Page 59 Others 6.2. Standard Value The calculated value in the previous page is rounded to the nearest number as the following table. Unit: W Unit: W Unit: kW Unit: kW Unit: MW Unit: MW 300 W 9 kW 320 kW 9 MW 320 MW 320 W 9.6 kW...

  • Page 60: Measuring Item

    Others Measuring Item The following table shows measuring items. ○: Measurement display is possible. －: Measurement display is not possible. Inst: Instantaneous value Measurement display item 3-phase 4-wire 3-phase 3-wire 3-phase 3-wire (2CT)/ 1-phase 2-wire Measuring item Communication system system (3CT) 1-phase 3-wire system system Inst...
  • Page 61 Others 6.3. Measuring Item Note1: For harmonics, the total RMS value and total distortion ratio are measured. Note2: Reactive energy (imported) represents a positive value, which is imported lag + exported lead. Reactive energy (exported) represents a negative value, which is imported lead + exported lag. Note3: For the measuring items monitored by communication function, refer to the user’s manual of each communication function.

  • Page 62: Instrument Operation

    Others Instrument Operation ■The instrument operation in other than operating mode Situation Measurement Display For a few seconds just after turning on Not measure Not display auxiliary power *The backlight is lit and the LCD is not lit. Not display a In the setting mode The action is the same measured value...

  • Page 63: Troubleshooting

    Others Troubleshooting If you observe abnormal sound, odor, smoke, or heat generation from the instrument, turn off the power at once. In addition, if you consider sending the instrument in for repair, check the following points before it. Situation Possible cause Solution The display does not light up.

  • Page 64: Installation

    Installation Dimensions ■ME96SSEB-MB [mm]...

  • Page 65: How To Install

    Installation How to Install 7.2.1. Mounting Hole Dimensions The right figure shows the hole drilling dimensions of the panel. The instrument can be installed on a panel with a thickness of 1.6 mm to 4.0 mm. 7.2.2. Mounting Position The contrast of LCD display changes depending on the angle of view. Install the instrument in a location where you can easily see it.

  • Page 66: How To Connect Wiring

    Installation How to Connect Wiring 7.3.1. Specifications on the Applicable Electrical Wire Tightening Parts Screw type Wire for use torque ・Used with crimp-type terminals: AWG 26 to 14 The terminals of *Two-wire connection is possible. the unit: Applicable crimp-type terminals: For M3 screw with an ・Auxiliary power outer diameter of 6.0 mm or less.
  • Page 67 Installation 7.3. How to Connect Wiring Do not work under live wires Do not work for wiring under live line conditions. It may cause an electric shock, burn injury, burnout of the instrument, or a fire. We recommend that you install protection fuses for VT and auxiliary power unit. Do not open the secondary side of CT circuit Connect the CT secondary-side signal correctly to the terminal for CT.

  • Page 68: Wiring Diagram

    Installation Wiring Diagram ■Rated voltage by phase wire system Phase wire system Type Rated voltage Figure 3-phase 4-wire STAR max 277 V AC (L-N) /480 V AC (L-L) Figure 1 DELTA max 220 V AC (L-L) Figure 2 3-phase 3-wire max 440 V AC (L-L) Figure 3 STAR...
  • Page 69 Installation 7.4. Wiring Diagram ■3-phase 4-wire system, Direct input ①Auxiliary power supply 100 to 240 V AC or 100 to 240 V DC ②Fuse (recommendation) Rated current: 0.5 A, Rated breaking capacity: 250 V AC 1,500 A / 250 V DC 1,500 A (a UL certified product) ③If MODBUS RTU devices do not have the SG terminal, the wiring between SG terminals is not necessary.
  • Page 70 Installation 7.4. Wiring Diagram ■3-phase 3-wire system, Direct input, 2CT ①Auxiliary power supply 100 to 240 V AC or 100 to 240 V DC ②Fuse (recommendation) Rated current: 0.5 A, Rated breaking capacity: 250 V AC 1,500 A / 250 V DC 1,500 A (a UL certified product) ③If MODBUS RTU devices do not have the SG terminal, the wiring between SG terminals is not necessary.
  • Page 71 Installation 7.4. Wiring Diagram ■1-phase 3-wire system ①Auxiliary power supply 100 to 240 V AC or 100 to 240 V DC ②Fuse (recommendation) Rated current: 0.5 A, Rated breaking capacity: 250 V AC 1,500 A / 250 V DC 1,500 A (a UL certified product) ③If MODBUS RTU devices do not have the SG terminal, the wiring between SG terminals is not necessary.
  • Page 72 Installation 7.4. Wiring Diagram For Input 1. The voltage input terminals of 3-phase 3-wire system are different from those of other systems. 2. If the VT and CT polarities are incorrect, measurement will not be correctly executed. Note 3. Do not wire the NC terminal. 4.

  • Page 73: Specifications

    Specifications Product Specifications Type ME96SSEB-MB 3-phase 4-wire, 3-phase 3- wire (3CT, 2CT), 1-phase 3- wire, 1-phase 2- wire Phase wire system (common use) Current 5 A AC, 1 A AC (common use) 3-phase 4- wire: max 277/480 V AC 3-phase 3- wire: (DELTA) max 220 V AC, (STAR) max 440 V AC...

  • Page 74: Compatible Standards

    Specifications Compatible Standards Electromagnetic Compatibility Emissions EN61326-1/ EN 55011/CISPR 11， Radiated Emission FCC Part15 Subpart B Class A EN61326-1/ EN 55011/CISPR 11 Conducted Emission FCC Part15 Subpart B Class A Harmonics Measurement EN61000-3-2 Flicker Meter Measurement EN61000-3-3 Immunity Electrostatic discharge Immunity EN61326-1, EN IEC 61000-6-2/EN61000-4-2 Radio Frequency Electromagnetic field Immunity EN61326-1, EN IEC 61000-6-2/EN61000-4-3...

  • Page 75: Setting Table (Factory Default Settings And Customer's Notes Settings)

    Specifications Setting Table (Factory Default Settings and Customer’s Notes Settings) Customer’s notes Setting menu No. Setting item Factory default setting Phase wire system 3P4 (3-phase 4-wire) Display pattern ― 1.2.1 Pattern P00 VT/Direct voltage no (Without VT) 1.3.1 Direct voltage 220/380 V ―...

  • Page 76: Appendix

    Appendix ME96SS Calculation Method (3-phase Unbalanced System with Neutral) The following table shows general calculation definitions of electric energy measurement this instrument employs. Item Normal mode IEC mode Notes   RMS current in phase p     ...

  • Page 77: A List Of Examples For Incorrect Wiring Display

    Appendix A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System *The shaded parts indicate influential parts caused by incorrect wiring. The dashed lines show incorrect wiring parts. At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current...
  • Page 78 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current Active Power Display (Input) Connection ∠V ∠V ∠V ∠I ∠I ∠I 1 side CT 2 side CT 3 side CT...
  • Page 79 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current Active Power Display (Input) Connection ∠V ∠V ∠V ∠I ∠I ∠I 1 side CT 2 side CT 3 side CT...
  • Page 80 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current Active Power Display (Input) Connection ∠V ∠V ∠V ∠I ∠I ∠I 1 side CT 2 side CT 3 side CT...
  • Page 81 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current Active Power Display (Input) Connection ∠V ∠V ∠V ∠I ∠I ∠I 1 side CT 2 side CT 3 side CT...
  • Page 82 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current Active Power Display (Input) Connection ∠V ∠V ∠V ∠I ∠I ∠I 1 side CT 2 side CT 3 side CT...
  • Page 83 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current Active Power Display (Input) Connection ∠V ∠V ∠V ∠I ∠I ∠I 1 side CT 2 side CT 3 side CT...
  • Page 84 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current Active Power Display (Input) Connection ∠V ∠V ∠V ∠I ∠I ∠I 1 side CT 2 side CT 3 side CT...
  • Page 85 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.1. 3-phase 4-wire System At balanced load (V Connection (*1) Phase Angle Display Power Factor Voltage Display Current Display Voltage Current Active Power Display (Input) Connection ∠V ∠V ∠V ∠I ∠I ∠I 1 side CT 2 side CT 3 side CT...

  • Page 86: 3-Phase 3-Wire System

    Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.2. 3-phase 3-wire System *The shaded parts indicate influential parts caused by incorrect wiring. The dashed lines show incorrect wiring parts. At balanced load (V Connection (*7) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage...
  • Page 87 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.2. 3-phase 3-wire System At balanced load (V Connection (*7) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V ∠V ∠I ∠I 3 1 side CT 3 side CT LEAD 0.707 225 345...
  • Page 88 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.2. 3-phase 3-wire System At balanced load (V Connection (*7) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V ∠V ∠I ∠I 3 1 side CT 3 side CT LEAD 0.707 225 105...
  • Page 89 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.2. 3-phase 3-wire System At balanced load (V Connection (*7) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V ∠V ∠I ∠I 3 1 side CT 3 side CT LEAD 0.707 Each of 1 side...
  • Page 90 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.2. 3-phase 3-wire System At balanced load (V Connection (*7) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V ∠V ∠I ∠I 3 1 side CT 3 side CT LEAD 0.707 285 345...
  • Page 91 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.2. 3-phase 3-wire System At balanced load (V Connection (*7) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V ∠V ∠I ∠I 3 1 side CT 3 side CT <W LEAD 0.707...
  • Page 92 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.2. 3-phase 3-wire System At balanced load (V Connection (*7) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V ∠V ∠I ∠I 3 1 side CT 3 side CT LEAD 0.707 45 105...

  • Page 93: 1-Phse 3-Wire System

    Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.3. 1-phse 3-wire System *The shaded parts indicate influential parts caused by incorrect wiring. The dashed lines show incorrect wiring parts. At balanced load (V (or V ), I (or I Connection (*1) Power Factor Phase Angle Display Active Power Display...
  • Page 94 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.3. 1-phase 3-wire System At balanced load (V (or V ), I (or I Connection (*1) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V...
  • Page 95 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.3. 1-phase 3-wire System At balanced load (V (or V ), I (or I Connection (*1) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V...
  • Page 96 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.3. 1-phase 3-wire System At balanced load (V (or V ), I (or I Connection (*1) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V...
  • Page 97 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.3. 1-phase 3-wire System At balanced load (V (or V ), I (or I Connection (*1) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V...
  • Page 98 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.3. 1-phase 3-wire System At balanced load (V (or V ), I (or I Connection (*1) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V...
  • Page 99 Appendix 9.2. A List of Examples for Incorrect Wiring Display 9.2.3. 1-phase 3-wire System At balanced load (V (or V ), I (or I Connection (*1) Power Factor Phase Angle Display Active Power Display Voltage Display Current Display Voltage Current (Input) Connection ∠V...
  • Page 100 Vte. Agua Santa 4211 Casilla 30-D (P.O. Box) Vina del Mar, Chile +56-32-2-320-600 Mitsubishi Electric Automation (China) Ltd. Mitsubishi Electric Automation Building, No.1386 Hongqiao Road, Shanghai, China 200336 +86-21-2322-3030 Mitsubishi Electric Automation (China) Ltd. 5/F,ONE INDIGO,20 Jiuxianqiao Road Chaoyang District,Beijing, China 100016...

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