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SGM1400 Series Smart Meter User Manual – S M E T S 2

Table of Contents

Power Outages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28

Chapter 4: Communications

Communication Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

ICHIS Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

20 Pin Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Optional AC Mains Connector . . . . . . . . . . . . . . . . . . . . . . . . . . .30

Home Area Network (HAN) . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .31
Manufacturing Client   . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .31
Advanced Metering Infrastructure (AMI) .  . . . . . . .  . . . . . . . . .  . . . . . .31

Chapter 5: Metrology Functionality

Multipurpose Energy Metering . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Instantaneous Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Frequency of Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Cumulative Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Power Quality Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35

Over Voltage/Under Voltage  . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .35
Sag and Swell . . . .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .36
Over Frequency and Under Frequency. .  . . . . . . .  . . . . . . . . .  . . . . . .36
Over Current  . . . .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .36
Power Factor Threshold  . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .36

Voltage Quality Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . .37

Profiles . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38

Load Profile. . . . .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .39
Voltage Profile Log   .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .39
Interval Times   . . .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .39

Interval Time Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39

Data Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40

Load Profile. . . . .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .40
Instrumentation Profile   . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .40
Memory Overwrite. .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .40
Power Outages . . .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .40
Time-of-Use (TOU)   .  . . . . . . . . .  . . . . . . .  . . . . . . . . .  . . . . . .40

Block Tariffs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41

Maximum Demand . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41

Billing Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41

Daily Billing Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Monthly Billing Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42

Содержание SGM1400 Series

Страница 1: ...SGM1400 B Series Smart Meter Single Phase User Manual SMETS2 Y20974 TUM Revision B www Aclara com...

Страница 2: ......

Страница 3: ...ordance with the terms of such license Disclaimer The information in this document is subject to change without notice and should not be construed as a commitment by Aclara Aclara assumes no responsib...

Страница 4: ...ii S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2...

Страница 5: ...470 1 2006 General Requirements BS EN 50470 3 2006 Active Energy Class A or Class B IEC 62052 11 2003 General Requirements IEC 62053 21 2003 Active Energy Class 1 or Class 2 IEC 62053 23 2003 Reactive...

Страница 6: ...o electrical equipment or other property All electronic components within the meter are susceptible to damage from electrostatic discharge To prevent damage when handling this product use approved sta...

Страница 7: ...Display Modes 18 Display Configuration 18 Auto Scroll Duration 18 Manual Operation Timeout 19 Backlight Timeout 19 Display Item Configuration 19 OBIS Code 19 Interface Class 19 Number of Digits 19 Num...

Страница 8: ...us Measurements 33 Frequency of Supply 34 Cumulative Registers 34 Power Quality Measurements 35 Over Voltage Under Voltage 35 Sag and Swell 36 Over Frequency and Under Frequency 36 Over Current 36 Pow...

Страница 9: ...Alarms 48 Event Logs 48 Prepayment Solution 48 Overview 48 Account Model 48 Credit Object Types 49 Charge Object Types 49 Payment Modes 50 Credit Mode 50 Credits 50 Charges 50 Prepayment Mode 51 Credi...

Страница 10: ...inal Arrangements 71 SGM1411 B Terminals 71 SGM1412 B Terminals 71 SGM1415 B Terminals 71 SGM1416 B Terminals 71 SGM1422 B Terminals 72 Installation Procedures 72 UK Installation 72 Installation Screw...

Страница 11: ...nstall or remove meters from service Any work on or near energized meters meter sockets or other metering equipment presents the danger of electrical shock All work on these products must be performed...

Страница 12: ...2 S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2 Aclara Support...

Страница 13: ...chnologies including the UK CSP communications hub solution The communications hub mechanically connects directly to the electricity meter The hub communicates with the meter using the ZigBee communic...

Страница 14: ...AN etc is displayed to improve the installation experience Refer to Installation on page 71 for more information on installing an SGM1400 B Series meter All SGM1400 B Series meters have a common layou...

Страница 15: ...e area network for remote retrieval of data to a headend system via CSP communications hub DLMS COSEM compliant via the optical port Firmware Over the Air FOTA Full Upgrades Change of tenancy and supp...

Страница 16: ...ble time of use TOU operation to support full flexibility tariffing Flexible calendar definition that supports up to 48 daily time periods 16 day types four week types 50 designated holidays or specia...

Страница 17: ...SGM1400 B smart meter family Terminal Arrangements The SGM1400 B single phase meters conform to the British Standard Institute code of practice BS 7856 2013 Model Connect Type Phase Current Elements...

Страница 18: ...8 S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2 Terminal Arrangements SGM1415 B SGM1416 B SGM1422 B...

Страница 19: ...losure provides an Ingress Protection Rating of IP54 in accordance with IEC 60529 The following cover segments are constructed of Polycarbonate 10 GF Grade Lexan 503RS Meter cover When the meter is fu...

Страница 20: ...quantities up to eight digits including the unit of measure It can also display end user instructions to advise installation teams that commissioning is complete The LCD backlight will illuminate the...

Страница 21: ...ts SGM1400 B Variants LCD Items Supported Description in SGM1400 B Manual SGM1411 B SGM1412 B SGM1415 B SGM1416 B SGM1422 B Active Power Import X Active Power Import Primary X X X Active Power Import...

Страница 22: ...ary X Active Energy Export QII QIII X Active Energy Export QII QIII Primary X X X Active Energy Export QII QIII Secondary X Reactive Energy Import QI QII X Reactive Energy Import QI QII Primary X X X...

Страница 23: ...X X Energy Supplier Contact Details name and telephone number X X X Active Tariff Price X X X Set Enable Privacy PIN X X X Disable Privacy PIN X X X Temp Disable Privacy Pin X X X Network Join X X X S...

Страница 24: ...ed from the grid When is illuminated energy is being generated at the premise and received by the network Vertical Arrows The vertical arrows indicate the presence of reactive energy When is illuminat...

Страница 25: ...in the COSEM error register filter the status icon represents the current state of the reverse run bit in the error register respectively HAN Signal Status AMI communication signal strength is portra...

Страница 26: ...le states of the contactors A secondary contactor is also available to control loads such as night storage heating The same behaviour as defined for contactor 1 is also applied to contactor 2 Load Con...

Страница 27: ...Icons Contactor and Aux Relay SGM1422 B LCD Icons Contactors Battery The battery icon indicates battery status as follows Low Battery Strike through icon blinking Dead Battery Icon permanent When the...

Страница 28: ...erface class and formatting information into the list Items appear on the screen in the same order as the list The total number of display items in each user configurable display mode is 50 The displa...

Страница 29: ...he illumination The following actions will trigger backlight illumination Pressing of the pushbuttons Optical Port activity Insertion of a WAN device Display Item Configuration The following display i...

Страница 30: ...ustom display items within the user configurable display modes Each button press manually advances to the next item in the display The manual scroll mode will revert back to automatic scrolling after...

Страница 31: ...e the push buttons must be depressed simultaneously in order to reconnect the supply Audible Indicators This setting enables or disables audible indications when the push buttons are pressed Optical P...

Страница 32: ...Class II double insulated 2 WEEE compliance 10 Internal lithium battery 3 Meter model 11 Meter specifications 4 ZigBee Smart Energy interoperability 12 Global Unique Identifier GUID number and barcod...

Страница 33: ...atus Indicator The LCD also provides icons that show whether the main and secondary supply contactors are open closed or armed and ready for closing The status of the auxiliary load control relay is i...

Страница 34: ...r details on ordering this variant Memory SGM1400 B Series meters have non volatile memory for storage of all measurement data and basic meter information The meters utilize three main types of memory...

Страница 35: ...s a new sub system or other minor release for integration Build Number increments with each release to Aclara Product Validation on a given series The SGM1400 B meter is made up of the firmware compon...

Страница 36: ...n non volatile memory The meter also ensures continuous operation of firmware by means of a watchdog timer The meter checks the proper operation of the measurement chip periodically and takes necessar...

Страница 37: ...pgrade the firmware will revert to the previous version automatically Following a firmware upgrade the meter will automatically restart without the need for a site visit confirm the status to the head...

Страница 38: ...ther logical devices Power Outages The SGM1400 B meter has a configurable timer t1 which is programmed to distinguish the time between a long and normal power outage the default value for a long power...

Страница 39: ...SGM1400 B establishes secure HAN links to the CSP communications hub in home display and prepayment meter interface device PPMID The meter also supports a bi directions IEC 62056 21 optical communica...

Страница 40: ...a Tx TX_MT Output Y Serial NRZ line code logic 0 high 8 ReceiveData Rx RX_MT Input Y Serial NRZ line code logic 0 high 9 AC Lost AC LO Output Y Active high No AC present 10 Reserved CSP_A NC N For use...

Страница 41: ...es HAN functionality for two way secure communication to other peripheral products such as IHDs PPMIDs etc The HAN supports the ZigBee 2 4 GHz RF interface and Smart Energy Profile The HAN interface i...

Страница 42: ...32 S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2 Communication Interfaces...

Страница 43: ...operation These measurements include demand calculations time of use storage and load profile storage Instantaneous Measurements The SGM1400 B Series meter supports measurement of multiple electrical...

Страница 44: ...al Reactive Power Q3 kVAr Prim Sec SGM1422 B 22 Reactive Power Q4 kVAr Primary 23 Reactive Power Q4 kVAr Secondary 24 Total Reactive Power Q4 kVAr Prim Sec SGM1422 B 25 Apparent Import Power kVA Prima...

Страница 45: ...ge Under Voltage The SGM1400 B Series meter includes support for two over voltage and two under voltage thresholds The over under voltage thresholds will be configurable along with the duration to act...

Страница 46: ...1 300 seconds Over Frequency and Under Frequency The SGM1400 B Series meters have configurable over frequency and under frequency thresholds and durations The thresholds can be configured as follows...

Страница 47: ...unter If the calculated value of the previous period is below the Average RMS Over Voltage Threshold the meter will generate a corresponding entry in the Power Event Log and send an alert to the HAN i...

Страница 48: ...ge Sag Threshold for a duration longer than the configured measurement period the meter will generate a corresponding log entry and send an alert to the HAN interface RMS Voltage Swell If the RMS volt...

Страница 49: ...rior to the change as changes will initiate a reset of the profiles Voltage Profile Log The SGM1400 B Series meter offers profiling of the average RMS voltage By default the only channel that is confi...

Страница 50: ...eriod of 3 months Memory Overwrite The meter will overwrite the oldest load profile data first in the event that all memory allocated to the profiles is consumed It is the responsibility of the energy...

Страница 51: ...y monthly and asynchronous billing The daily and monthly billing is accessible via any of the communications ports present on the meter and the data is overwritten based on the first in first out meth...

Страница 52: ...fore overwriting occurs The billing period is specified monthly The end of month billing date can be specified as the last day of the month or a date specified for each month In the case of a specifie...

Страница 53: ...the headend system etc Asynchronous Billing Asynchronous billings typically occur in the following situations Automatic billing reset via pre configured dates Ad hoc on demand via headend system This...

Страница 54: ...44 S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2 Billing Data...

Страница 55: ...tion contains the firmware functional specifications related to the supply disconnect reconnect functionality The contactor and relay options are shown in the Models table on page 7 Supply Contactor V...

Страница 56: ...e over a configured period of time exceeds either of the configured thresholds Under Over Voltage The SGM1400 B Series meters support disconnection of service if the supply voltage goes above an upper...

Страница 57: ...ly via the AMI interface Auxiliary Load Relay The SGM1412 B and SGM1416 B meters contain a 2 A voltage free contact relay to allow switching of an external contactor The 2 A relay can be controlled re...

Страница 58: ...or a complete list Event Logs As events are raised they are filtered into a series of event logs based on the configuration of the meter The SGM1400 B Series meter supports the following event logs Pr...

Страница 59: ...Object EMC Credit object which is released when available and other types of credit are exhausted The amount of emergency credit used is recovered from subsequently purchased credit tokens A positive...

Страница 60: ...consumed energy register Payment Modes The SGM1400 B Series meter family can operate in one of the two following payment modes Credit Mode Prepayment Mode Credit Mode In Credit mode the SGM14000 B Ser...

Страница 61: ...ing the consumer that they should top up The Low Credit Warning Threshold for meter balance is 2 by default but it is configurable When top ups are applied this credit meter balance will increase but...

Страница 62: ...s represented as a positive amount on the display When top ups are applied any accumulated debt accrued will be taken from the payment after any payment based debt collection but before any is used to...

Страница 63: ...10 2 Payment Max Provision cap is set to 5 3 Provision Period is set to 1 week typical 4 The consumer makes 10 payments every day of the week Monday through Friday 1 is taken off each payment towards...

Страница 64: ...t A Energy Register Secondary Active Import A Energy Register Twin Element Only Tariff TOU Register Matrix A 1 to 48 Secondary Tariff TOU Register Matrix A 1 to 4 Twin Element Only Block 1 Register Ma...

Страница 65: ...fined in milli pence Emergency Credit Threshold A parameter that determines when emergency credit becomes available defined in milli pence Activation date A parameter to determine when the above param...

Страница 66: ...ole currency e g GBP For example 2 implies pence Debt recovery period defined in seconds Debt amount remaining can add or subtract defined in milli pence Payment based Debt Percentage of top up e g 10...

Страница 67: ...an be configured as specified by date ranges where each season can have two week profiles Special Days Holidays As well as the periods defined in the previous section whole days can be specified as fr...

Страница 68: ...ed as shown in the table below Class 5 Token This format does not overlap with the framework provided by the existing STS specification and indeed is a new domain of operation outside that of STS toke...

Страница 69: ...hoeff algorithm aren t penalized as invalid entries the lockout counter isn t incremented see UTRN Entry Lockout on page 62 UTRN Token MAC The message authentication code MAC is GMAC based on a 128 bi...

Страница 70: ...cally greater than the lowest numerical value in the UTRN counter cache and is not equal to any value in the UTRN counter cache If the UTRN counter was not numerically greater than the lowest numerica...

Страница 71: ...r M a n u a l S M E T S 2 61 Chapter 6 Advanced Features See the images below for display examples B Button Press Moves the cursor to the next digit B Button Hold Accepts the current 20 digit UTRN fo...

Страница 72: ...ng logs Payment based Debt Payments log of what payment has been made towards the payment based debt Prepayment Credits log of what credit has been accepted full top up amount UTRN Entry Accepted When...

Страница 73: ...lowed to be added to the meter If a top up via a UTRN exceeds this vend amount an invalid response will be generated and the UTRN token will be rejected Debt to Clear The ESME will display the minimum...

Страница 74: ...and alerts pertinent to the prepayment function of the ESME MB Meter Balance EMB Emergency Credit Balance Prepayment Events and Alerts ID hex Description When Triggered Alert Sent HAN Device Notificat...

Страница 75: ...to exceed Maximum Meter Balance Threshold Top up would result in MB MB Threshold No No Yes Security Log 8F51 Duplicate UTRN Entered Previously used UTRN Entered No No Yes Security Log 8F5B UTRN exceed...

Страница 76: ...element only Block 1 Register Matrix 1 to 8 Block 2 Register Matrix 1 to 8 Block 3 Register Matrix 1 to 8 Block 4 Register Matrix 1 to 8 Emergency Credit Balance Meter Balance Payment based Debt Regi...

Страница 77: ...card list under the Prepayment menu The supplier can define and reorder the list items outlined below during meter configuration when thresholds profiles events and alarms etc are programmed Sequenci...

Страница 78: ...payment Menu Structure ID Item Prepayment Menu Operations Item Upon Selecting Press Button A Press Button B Meter Balance Balance Value Next Prepayment Item Exits Prepayment Menu Emergency Credit Bala...

Страница 79: ...ing Exits Time based Debt Repeated presses cycle around the following x 1 to 2 Time based Debt x Amount Remaining Recovery Rate x Collection Frequency x Available Credit Available Credit on Meter Mete...

Страница 80: ...70 S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2 Prepayment Solution...

Страница 81: ...ements section on page 7 for more information SGM1411 B Terminals The SGM1411 B meter has two line and two neutral terminals The terminals align horizontally when viewing the meter terminal block at t...

Страница 82: ...Perform specific safety and work area analysis 2 Take the last meter read on the existing meter and de energize all live meter circuits 3 Remove the old meter for recycling 4 Assess wall or panel spac...

Страница 83: ...m a r t M e t e r U s e r M a n u a l S M E T S 2 73 Chapter 7 Installation SGM1415 B SGM1416 B Attach the terminal cover to the meter and attach seal The torque value is 0 6 0 9 Nm NOTE Do not over...

Страница 84: ...sideration must be given to the type of screw that was defined as part of the meter configuration for manufacturing Aclara offers support for the following types of screws Phillips cross recessed comb...

Страница 85: ...imensional requirements of BS 7856 2013 The meter mounting holes support screws with a thread diameter of up to 5 2 mm and the two lower mounting holes are oval shaped to allow for some flexibility wh...

Страница 86: ...h every five seconds 4 The installer initiates a process to pair connect the SGM1400 B meter to the communications hub 5 The DSP sends the SGM1400 B Series meter credentials to the communications hub...

Страница 87: ...s S m a r t M e t e r U s e r M a n u a l S M E T S 2 77 Chapter 7 Installation 7 Use the A and B buttons to enter the correct PIN 8 Press and hold the B button to submit the PIN 9 Press and hold the...

Страница 88: ...G Although the clock in the electricity meter is set at manufacturing the user utility must ensure that the SET CLOCK command ECS70 is sent to the meter as soon as possible after registration and cert...

Страница 89: ...are not accepted However it is the user utility that must reconcile the issued UTRNs with the used UTRNs and is responsible for the security on UTRN issuing etc Tamper Seals The meter has two tamper...

Страница 90: ...ures Non operational Interfaces In accordance with UK SMETS2 Security requirements all non operational interfaces are disabled prior to shipment from the manufacturing plant There is no expectation on...

Страница 91: ...icator is configurable to provide support for both active and reactive functionality by use of an appropriate command through any of the communication ports The pulse rate is fixed at 1 000 pulses per...

Страница 92: ...connected meters rated to 100 amps 5 Set or hold the optical sensor connected to the reference meter on the calibration LED pulse LED of the test meter 6 Take accuracy for pulses calculated for 25 sec...

Страница 93: ...enclosure with a damp cloth and a nonabrasive cleaning solution Disposal The lithium battery must be removed before meter disposal Disposal of a SGM1400 B meter and its remaining components must be do...

Страница 94: ...84 S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2 Disposal...

Страница 95: ...actor and 100 A secondary contactor SGM1416 B 100 A main contactor and 100 A secondary contactor plus additional 2 A aux relay SGM1422 B 100 A main contactor and 100 A secondary contactor Display 128...

Страница 96: ...Shock Class M1 as defined by Guide for Measuring Instruments Directive 2004 22 EC Electromagnetic Class E2 as defined by Guide for Measuring Instruments Directive 2004 22 EC Metrology Standards Gener...

Страница 97: ...S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2 87 Chapter 9 Specifications Catalogue Codes...

Страница 98: ...88 S G M 1 4 0 0 S e r i e s S m a r t M e t e r U s e r M a n u a l S M E T S 2 Catalogue Codes...

Страница 99: ...Power Event Log ALCS Event Log Contains Sensitive Data ESIVIE GSIVIE Alert On Remote Party 0x8F01 Active power import above load limit threshold Critical Mandated Y1 Y N Y N N N Y Supplier 0x8002 Aver...

Страница 100: ...Critical Mandated Y1 N N N Y N N N Network Operator 0x8028 RMS Voltage Extreme Under Voltage Threshold Non Critical Mandated Y1 N N N Y N N N Network Operator 0x802C RMS Voltage Voltage Sag Threshold...

Страница 101: ...d Y1 N Y N N N N Y WAN Provider Access Control Broker or Supplier 0x8F43 Change in the executing Firmware version N A Mandated N N Y N N N N A N A N A 0x8145 Clock adjusted within tolerance N A Mandat...

Страница 102: ...x8155 Immediate HAN Interface Command Received but not Successfully Actioned N A Mandated N N N Y N N N A N A Supplier 0x8157 Supply interrupted N A Mandated N N N N Y N N A N A Supplier 0x8F5B UTRN e...

Страница 103: ...agnetic field Critical Mandated Y1 N Y N N N N Y WAN Provider or Supplier and Network Operator 0x8F76 Unauthorised Physical Access Terminal Cover Removed Critical Mandated Y1 N Y N N N N Y Supplier an...

Страница 104: ...r Acknowledged Message on HAN Device Non Critical Enable or Disable Y1 N N Y N N N N Supplier 0x81A7 Debt Collection Completed Time Debt 1 Non Critical Enable or Disable Y1 N N Y N N N N Supplier 0x81...

Страница 105: ...or Threshold OK Non Critical Enable or Disable Y1 N N N Y N N N Network Operator 0x81BA Request Tunnel Command Rejected Non Critical Enable or Disable Y1 N N Y N N N N Supplier 0x81BB Reverse Current...

Страница 106: ...mart Meter Integrity Issue Warning This event is triggered for temperature overheating Optional Enable Y1 N N N Y N N N Network Operator 0x8F57 Supply Interrupted Non Critical Mandated N N N N Y N N A...

Страница 107: ...9 interval 85 load profile 4 26 39 logs 37 power quality 33 prepayment 20 receive 30 security 79 transmit 30 demand 6 10 33 39 40 41 disconnect reconnect 3 16 23 31 45 46 switch status 42 display 4 6...

Страница 108: ...al 24 31 45 71 85 block 9 71 contactor 23 cover 5 9 23 75 79 93 95 relay 23 71 screw 9 23 terminal layout 7 8 73 V voltage 5 47 82 85 battery 14 17 over 4 5 35 37 46 90 93 RMS 37 39 89 sag 4 5 35 38 4...

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