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APL SEM 3P V2

Three

‐phase

Keypad Energy Meter

Technical Manual

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Summary of Contents for SEM 3P V2

Page 1: ...APL SEM 3P V2 Three phase Keypad Energy Meter Technical Manual ...

Page 2: ...netic Compatibility 4 2 11 Insulation Test 5 2 12 Application Environment 5 2 13 Operating Principle Diagram 6 3 Physical Design 7 3 1 Construction Diagram 7 3 2 Dimension Diagram 8 3 3 Wiring Diagram 8 3 4 Protective Class 9 3 5 Resistance to Heat and Fire 9 4 Functions 9 4 1 Metering Function 9 4 2 Active Energy Metering 9 4 3 Active Direction Definition 9 4 4 Active Max Demand MD Calculation 9 ...

Page 3: ...4 15 Monthly Frozen Recording Function 25 4 16 Daily Frozen Recording Function 25 4 17 Update on Firmware 25 4 18 Remote Prepayment Function 25 4 19 Operating Mode Function 26 4 20 Multi tariff Function 26 4 21 Step Electricity Price 26 5 Meter Installation Instruction 26 5 1 Cautions on Operation 26 5 2 Tools and Materials Required 26 5 3 Installation Dimension Figure 27 5 4 Cautions on Installat...

Page 4: ...ion and the usage beyond the specific range Safety Information In each chapter of this manual different letter symbols and graphic symbols which are adopted to express the danger according to different levels of danger will be explained Please pay attention Caution This sign is to remind of possible danger which will possibly cause some severe hurt and damage to people and the equipment Attention ...

Page 5: ...install Washing the meter by water is not allowed The Meter Standard applies to production and test in Meter Electronics not the standard for client test or acceptance Only IEC standards apply to the client inspection and acceptance COPYRIGHT NOTICE Sustainable product improvement is a policy in AplombTech BD Ltd Therefore the company reserves rights to change product operational details and speci...

Page 6: ...asurement unit real time clock unit infrared communication load switch GPRS communication module and other auxiliary equipment 1 1 3 Main Functions When energy balance is 0 the meter can send out power off signal to control load for auto switching off and it shall auto restore the power supply after the new purchased energy is loaded Record events of open terminal cover trip open face cover trip o...

Page 7: ...gladesh 1 1 6 Normative References IEC62052 11 Electricity metering equipment A C General requirements tests and test conditions Part 11 Metering equipment IEC62053 21 Electricity metering equipment A C Particular Requirements Part 21 Static meters for active energy classes 1 and 2 IEC62055 31 Electricity metering Payment Systems Part 31 Particular requirements Static payment meters for active ene...

Page 8: ...in unchanged 2 2 Current Parameters Imax 100 A Starting current 0 4 Ib 40 mA Metering current range 40 mA 100 A Common current specification 10 100 A 2 3 Frequency Parameters Rated frequency fn 50 Hz Frequency application range 47 5 Hz 52 5 Hz 2 4 Self power Consumption of Meter Power consumption of voltage circuit 2 W 6 VA Power consumption of current circuit 2 5 VA 2 5 Active Metering Accuracy T...

Page 9: ...tween the numbers 1 8 2 9 Serial Communication Interface Interface 1 Type Baud Rate Application Pattern Serial bi direction communication interface 2400 bps Data reading and related data item configuration Non modulated IR communication Interface 2 Type Baud Rate Application Pattern Serial bi direction communication interface 9600 bps Data reading and related data item configuration 485 communicat...

Page 10: ...age Between current circuit and the earth insulation class II 4 kV 5 mA 4 1 kV 5 mA Between auxiliary terminals 2 kV 5 mA 2 5 kV 5 mA Table 3 Insulation test 2 12 Application Environment No Item Requirements of IEC 62052 11 Meter Standard 1 Temperature Operating temperature range 25 C 55 C 25 C 70 C Limited range of operation 40 C 70 C 40 C 70 C Limit range for storage and transport 40 C 70 C 40 C...

Page 11: ...ion display module as well as IR emission and IR receiving circuit module etc The current sampling uses measurement method of current transformer while voltage sampling uses dividing resistance network The meter adjustment is completed via software LCD Display Active Pulse output Reactive Pulse output Terminal Cover Opening Detection LED Warning Indicator GPRS Keypad ASIC Memory RS485 Port Battery...

Page 12: ...ing LED 13 Keyboard 2 LCD display 8 Flip cover 14 Low energy alert LED 3 Active pulse LED 9 Terminal cover 15 IR communication port 4 Reactive pulse LED 10 Sealing screw for terminal cover 16 Base 5 Alert LED 11 Terminal block 6 GPRS module sending LED 12 Flip cover sealing screw ...

Page 13: ...on 285 mm 175 mm 88 5 mm 3 3 Wiring Diagram All movable terminals of the meter locate in the connection terminal cover with secured screws fitted with user seal to prevent from operations such as unauthorized connection or other settings etc ...

Page 14: ...meter measures real time power by pulse constant and pulse interval 4 2 Active Energy Metering Active energy unit kWh reactive energy unit kvarh The metering phasor diagram in right connection as U a фa Ia Ic фc фb Ub U Ib c Active power expressed as P P1 P2 P3 UaIa cosφa UbIbcosφb UcIc cosφc Reactive power expressed as Q Q1 Q2 Q3 UaIa sinφa UbIb sinφb UcIc sinφc Active energy expressed as Ep Pdt ...

Page 15: ... programmed to set pre alarming threshold If the energy balance is lower than pre alert threshold the alert indicator will blink in red When energy balance is lower than pre alarming threshold which can be queried via UIU pre alarming function will be triggered Low energy alert LED indicator shall blink When energy balance is deducted to 0 the relay will trip and alert LED indicator shall keep lig...

Page 16: ...02 are displayed Input 0 7 and press Enter key the energy balance 200 00 Tk and energy balance code 007 are displayed Input 3 1 and press Enter key the real time power 1 00 kW and display code 031 are displayed Input 1 5 6 and press Enter key current electricity price 1 0000 Tk and display code 156 are displayed 4 9 IR Communication Function The meter equips with non modulated IR optical communica...

Page 17: ... ACCEPT TOKEN accepted REJECT TOKEN rejected OLD TOKEN expired USED TOKEN used OK Operation succeeded Err_01 Error in manufacturer code Err_02 Key expiration error Err_03 DDTK error Err_04 Overflow Error Err_05 Key type Error Err_06 Data format Error Err_07 Token type error Err_08 Appointed function Error NULL Reserved 4 11 Data Item Display Function 4 11 1 LCD Display Instruction Firstly initiali...

Page 18: ...item please see 4 11 3 Meter Data Item Code 4 11 2 Meter Data Display Display content includes consumption data configuration data and history data and so on For data item length over 8 digits e g date time and meter No etc the meter will display in split screens For credit balance the data item can be used to indicate the specific value meanwhile bar can be displayed on LCD screen credit balance ...

Page 19: ...d time 20 Frozen monthly kWh of the last 3rd time 21 Frozen monthly kWh of the last 4th time 22 Frozen monthly kWh of the last 5th time 23 Frozen monthly kWh of the last 6th time 24 Frozen monthly kWh of the last 7th time 25 Frozen monthly kWh of the last 8th time 26 Frozen monthly kWh of the last 9th time 27 Frozen monthly kWh of the last 10th time 28 Frozen monthly kWh of the last 11th time 29 F...

Page 20: ... occurrence time 64 Hoarding credit limit 65 Meter ID 66 Active pulse constant 67 Reserved 68 Meter hardware version No 69 Meter software version No 70 SGC 71 Working mode 0 user mode 1 factory mode 72 Current time 73 Current date 74 Reserved 75 Charging Mode 0 postpaid 1 prepaid 76 Last recharge token 77 Last 2nd recharge token 78 Last 3rd recharge token 79 Last 4th recharge token 80 Last 5th rec...

Page 21: ...ge occurrence time 118 Last 2nd under voltage occurrence time 119 Last 3rd under voltage occurrence time 120 Last 4th under voltage occurrence time 121 Last 5th under voltage occurrence time 122 Switch on counts 123 Last switch on time 124 Last 2nd switch on time 125 Last 3rd switch on time 126 Last 4th switch on time 127 Last 5th switch on time 128 Open meter cover counts 129 Last open meter cove...

Page 22: ...eason 159 Step 1 energy 160 Step 2 energy 161 Step 3 energy 162 Step 4 energy 163 Step 5 energy 164 Step 6 energy 165 Step 7 energy 166 Step 8 energy 167 Date of Activate the backup step energy schedule 168 Step tariff rate1 169 Step tariff rate 2 170 Step tariff rate 3 171 Step tariff rate 4 172 Step tariff rate 5 173 Step tariff rate 6 174 Step tariff rate 7 175 Step tariff rate 8 176 Date of Ac...

Page 23: ...Public Holiday30 210 Public Holiday31 211 Public Holiday32 212 Friendly Mode 213 Over current counts 214 Last over current time 215 Last 2nd over current time 216 Last 3rd over current time 217 Last 4th over current time 218 Last 5th over current time Table 0 2 Data Item Code Display items when the meter is exiting from factory S N Display No Data Item Name 1 001 Accumulative active consumption 2 ...

Page 24: ...19 2 013 Load threshold value 4 12 Account creation and Prepayment Function 4 12 1 Account Opening The site to be logged in is www bpdb smartmeter gov bd Figure 4 12 1 Create New Meter ...

Page 25: ... On pole field user have to type the first three letter of the pole name which is created earlier Figure 4 12 2 Meter data After successful entry of meter info a meter detail page will appear Every meter should be associated with one consumer In the software consumer s details should be inputted along with the previously created meter no which will be assigned to the consumer Figure 4 12 3 Add Acc...

Page 26: ...three ways of payment in smart meter One is direct cash at UVCC office Other is Mobile Operator Bills pay method and other is via Card internet banking Figure 4 12 5 Payment Slip D display The meter will display 11 digit ID in two screens ...

Page 27: ...event When meter terminal cover is open for certain seconds it will send out power off signal to have load switch auto cut off In addition the meter will add 1 to total count of open terminal cover times Total open terminal cover trip times and last 10 open terminal cover event time can be recorded At the trip the relay will not get closed even if put terminal cover in place unless the dedicated t...

Page 28: ... trip event When the ration between difference of one phase max current and other phase min current and the average current is higher than set value for certain seconds the current unbalanced event is occurred Total current unbalanced event times and starting time and ending time of the latest 10 current unbalanced events will be recorded Under voltage trip event of internal battery When meter int...

Page 29: ...currence of phase off event The meter will add 1 to the No of phase off times Besides the meter will display the failure phase if phase A it will display L1 if phase B display L2 while phase C display L3 Total phase off times and last 10 phases off time can be recorded In addition phase A B and C can independently record phase off event Reverse overload event When the power of meter one phase is r...

Page 30: ... factor over lower limit event When total power factor of the meter is under the specified value and this state keeps for certain second the meter will add 1 to total count of power factor over lower limit events The starting time and ending time of the latest 10 total power factor over lower limit events will be recorded 4 15 Monthly Frozen Recording Function The monthly frozen time is specified ...

Page 31: ...ce can be set via communication port The step electricity price is set under disabled state by default when ex factory 4 22 Parameter Settings via TOKEN Set hoarding limitation overdraft limitation and load control parameters Set tariff electricity price and activate parameters Set time of use electricity price and activate parameters Set single tariff electricity price and activate parameters Set...

Page 32: ... connect to inside of terminal and make sure it secured if cable diameter is less than 3 mm then it is necessary to use a suitable size copper or aluminum bushing to clamp cable end so as to avoid loose contact of connection resulting in terminal burnout During wire connection firstly loosen each screw on each terminal then insert In phase line into end of connection aperture and the in neutral li...

Page 33: ... may become defective under proper operation with all seals in good condition within the warranty period specified in contract from date of sales 8 Troubleshooting The meter features self test If the following information is found on the LCD or the self test information displayed on LCD is abnormal e g character missing or character incomplete etc contact the manufacturer for advice FAULT Solution...

Page 34: ...29 Smart Meter User Manual ...

Page 35: ...30 ...

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