Quadlogic MiniCloset-5c Installation Manual Download Page 74

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Chapter 7

Communications

Quadlogic Controls Corporation

dt_hh:mm:ss_mm/dd/yyy

To verify the changes type in

dt<enter>

once again.

VII. Customizing the Display Scroll

The Quadlogic meter can be programmed with a custom display scroll table using the
following commands

disp_-d<enter>

- Displays all available display registers.

disp_0_0_-s<enter>

- Displays 0 0 register, kWH.

disp_34_0_-s<enter>

- Displays the serial number of the device.

disp_-W1234<enter>

- Writes the display scroll settings to the flash memory.

disp_-s<enter>

- Displays programmed registers.

Summary of Contents for MiniCloset-5c

Page 1: ...Table of Contents Manual Dimensional Drawing Residential Installation Diagrams US Residential Installation Diagrams Canada ...

Page 3: ...4 Installation Overview 13 Installation Cautions and Warning 13 Protective Conductor Terminal 13 Installation Instructions for Meter MCI and CTs 14 Wiring Overview 18 3 Phase 4 Wire Wye Wiring 18 1 Phase 3 Wire 120 208V Wiring Network 25 3 Phase 3 Wire Delta Wiring 31 3 Phase 4 Wire 1EL Wiring 37 1 Phase 3 Wire 240V 1EL Wiring 43 1 Phase 3 Wire 240V 2EL Wiring 49 Chapter 5 Using the Meter Display ...

Page 4: ...d Meter Programming 69 Chapter 8 Troubleshooting Resolving Meter Issues 71 Chapter 9 Repair and Spare Parts Repair or Replacement 73 Spare Parts 73 Chapter 10 Miscellaneous Preventive Maintenance 75 Warranty Information 75 Release Dates 75 Revision History 75 Appendix The Communications Module 76 RS 485 Overview 79 Guidelines for Proper Wiring of a RS 485 Network 79 The Pulse Datalogger Module 85 ...

Page 5: ... manual is for persons who have received training and are qualified to work with electricity and electrical metering equipment All applicable national and local electrical codes and standards must be followed Failure to follow proper procedures may result in damage to the equipment and or serious bodily harm including death DISCLAIMER The information in this manual has been compiled with care howe...

Page 7: ...ial and industrial C I customers to a central collection point This robust technology dynamically responds to the varying electrical noise conditions normally found on power lines or electrical distribution grids by changing frequency phase etc and is therefore able to maintain highly reliable data communication including passing through distribution transformers Consult Quadlogic or local represe...

Page 8: ...s electrical usage for each tenant customer cost center or common area space and communicates this metering data over the power distribution wires A metering system is comprised of two or more Quadlogic electricity meters and at least one Quadlogic Scan Transponder 5 ST 5 which is Quadlogic s data collector and concentrator The ST 5 collects metering data for up to 240 metering points via the powe...

Page 10: ...s reliable data storage and integrity without battery reliance In addition to metering data it stores power quality data and a comprehensive list of relevant events The recorded events include power consumption demand resets power ups and power downs time changes and tampers In addition to remote reading the consumption readings power quality and event data are also accessible by reading the built...

Page 11: ...o user determined specific time blocks or rolling time block demand Allows local reset of peak demand kW register Voltage current phase angle power factor THD watts VARs VA and frequency Up to 16 blocks per day available for all metering parameters Exception Pulse input data IQ Software MV 90 TIM Module ASCII based open data protocol Open source data conversion program Collects data from up to 12 ...

Page 12: ...2k Internal Modem RS232 RS485 Option Network Data Link 4 wire RS 485 Option Accuracy Liquid Crystal Display Operating Range Memory Shipping Weight and Dimensions Environment Type Tests Metering Industry Standards 0 5 at unity power factor at any measured load between 1 and 100 of full scale excluding external CT error 0 75 at 0 5 power factor lead or lag Push button scroll 32 digit liquid crystal ...

Page 13: ...disconnected from the meter head G Communications Module option H Front Door of MC 5c I Current Connectors A 15 pin connector that connects the MCI and the Meter Head together Each MC 5c has 4 Current Connectors OPTIONS The following options are available with the MC 5c A suffix on the meterhead catalog number will indicate which option or options are included with that model as indicated below Op...

Page 14: ...two 2 shielded twisted pairs of 16 AWG stranded wires Figure 3 2 MiniCloset 5c with Modem and Data Link External Communications Module III Pulse Datalogger Module See Appendix IV Abacus Electrics Optical Probe The Abacus Electrics optical probes Model F6Z are bi directional interface devices utilizing infra red light By connecting to the serial port of a computer or hand held terminal they permit ...

Page 15: ...als for most metering parameters can be viewed as well Color graphs can be produced for Consumption and Daily Peak Demand as well as Demand Logs The program is both easy to use and provides professional presentation material IQ is available for purchase from Quadlogic Controls Corporation IQ requires the following minimum hardware and software Hardware 486 or Pentium based PC 32 MB RAM minimum 64 ...

Page 17: ...g If the device is installed or used in a manner not specified by the accompanying documents the safety of the device may be impaired If the device functions abnormally proceed with caution The safety of the device may be impaired Do not install the meter in the presence of explosive or combustible gas or gas vapor Do not install the meter on an electrical service with current or voltage outside o...

Page 18: ...hase B or Line 2 for 240V installations Blue Phase C White Neutral In wye installations only Local codes may require a different color code If so the installer must use the required color code consistently for each wire connecting the meter to the distribution panel Step 1 Install the back box and conduit The MC 5c back box is the enclosure for the MCI and fuse block The MC 5c back box is supplied...

Page 19: ...nt on site The details of this connection depend on the particular installation 2 Refer to detailed information for optional communication in the Appendix page 76 Step 3 Connect voltage taps WARNING Power must be off when connecting these wires 1 Locate the incoming feeder phase hot wires in the distribution panel If color coded wiring is not being used tape the incoming feeder wires with colored ...

Page 20: ...ensions should be black red or blue wire to match the existing CT wire Extend the white wire of each CT with a white wire It is very important to maintain the association of particular CT s secondary wires You must keep track of which white wire goes with each individual colored wire It may be helpful to tape them together before being pulling them through the conduit Length feet Wire Size AWG 0 1...

Page 21: ...tors on the meter head There are 2 connectors of each color but they will only plug in one way because one of the connectors has male pins and the other has female pins If a connector does not mate easily try the other same colored connector 2 If the optional Communications Module is installed there will be a 4 pin connector on the end of a wire coming out of the MC 5c meter head Plug this connect...

Page 22: ... 6M 120 208V 3P4W MC5c120V H 09R 2EL 9M 120 208V 3P4W 1 Phase 3 Wire 120 208V Wiring Network MC5c120V H 12R 2EL 12M 120 208V 3P4W 25 MC5c208V L 12C 2EL 12M 208VDELTA3P3W MC5c208V H 12C 2EL 12M 208VDELTA3P3W MC5c480V L 12C 2EL 12M 480VDELTA3P3W 3 Phase 3 Wire Delta Wiring MC5c480V H 12C 2EL 12M 480VDELTA3P3W 31 MC5c120V L 24R1 1EL 24M 120 208V 3P4W 3 Phase 4 Wire 1 EL Wiring MC5c277V L 24R1 1EL 24M...

Page 23: ...st Acting fuses v Run wires through conduit to MC 5c back box Connect to screw terminals on fuse block Black VA Red VB Blue VC White N B CT installation i Follow CT installation procedure on page 15 ii For each load determine which voltage phase supplies the power Then use a CT with the corresponding color code for that load Black Red or Blue iii Route the load wire through the CT as shown in the ...

Page 24: ...e CT is combined with the voltage reading for the correct voltage phase to calculate the energy reading CTs must be in phase with reference voltage The MCI inputs are each associated with a particular voltage phase in an A B C order Input 1 is a phase A CT input 2 is a phase B CT input 3 is a phase C CT input 4 is a phase A CT and so on in A B C A B C order Figure 4 4 CT phase association for 3 ph...

Page 25: ... points model numbers a MC5c 120V L 06C b MC5c 277V L 06C c MC5c 120V H 06C d MC5c 277V H 06C Use meter points M 1 M 6 M 7 and M 8 are not configured for operation CAUTION If breakers are energized shorting links must be installed before a Disconnecting the CT headers or b Replacing or installing meter heads on the panel WARNING Bodily injury or damage may result if shorting links are not installe...

Page 29: ...ltage tap installation procedure on page 15 ii Color code the main feeder wires as follows Black phase A Red phase B Blue phase C White Neutral iii Connect 12 AWG wires to phase A phase B phase C and Neutral Wires must be Black phase A Red phase B Blue phase C and White Neutral iv If required run the hot wires through a disconnect switch if fused use 15A Fast Acting fuses v Run wires through condu...

Page 30: ...eter 1 uses phases A and B meter 2 uses phases C and A meter 3 uses phases B and C and so on Installation Notes CRITICAL The Phase Association and Polarity of the current transformers must be followed or meter will not be installed correctly 1 Current transformers must be in phase with Reference Voltage The MCI runs in an A B C phase rotation and each three CT connections repeat an A B C A and B C...

Page 31: ... Installation of 0 1A inputs and CL10 or 5A inputs are the same For 3R 6R and 9R 3 phase metering points use meter points M 1 M 3 M 1 M 6 and M 1 M 9 respectively M 4 M 12 M 7 M 12 and M 10 M 12 are not functional for three 3 six 6 and nine 9 3 phase metering points respectively CAUTION If breakers are energized shorting links must be installed before a Disconnecting the CT headers or b Replacing ...

Page 35: ...rectly installed Detailed wiring instructions A Voltage taps i Follow voltage tap installation procedure on page 15 ii Color code the main feeder wires as follows Black phase A Red phase B Blue phase C iii Connect 12 AWG wires to phase A phase B and phase C Wires must be Black phase A Red phase B and Blue phase C iv If required run the hot wires through a disconnect switch if fused use 15A Fast Ac...

Page 36: ...very CT MUST be connected to an MCI input which is referenced to the correct phase See Figure 4 8 This type of meter is configured as a Commercial meter with 12 2 phase meters For these installations the meter measures 12 2 phase loads Each metered load has 2 CTs The 2 CTs from a particular metered load must be connected to adjacent inputs as shown in the chart Note that meter 1 uses phases A and ...

Page 37: ...mpleting all current transformer terminations connect four 4 current connectors and then remove the twenty four 24 shorting links 4 Follow local codes for installation requirement e g conduit fused disconnect distance and wiring 5 Installation of 0 1A inputs and CL10 or 5A inputs are the same CAUTION If breakers are energized shorting links must be installed before a Disconnecting the CT headers o...

Page 41: ... phase B and phase C Wires must be Black phase A Red phase B Blue phase C and White Neutral iv If required run the hot wires through a disconnect switch if fused use 15A Fast Acting fuses v Run wires through conduit to MC5 back box Connect to screw terminals on fuse block Black VA Red VB Blue VC White N B CT installation i Follow CT installation procedure on page 15 ii For each load determine whic...

Page 42: ...must be followed or meter will not be installed correctly 1 Current transformers must be in phase with Reference Voltage The MCI runs in an A B C phase rotation and each CT connections repeat an A B C pattern Meter MCI Board CT Voltage Phase Meter MCI Board CT Voltage Phase 1 1 A 13 13 A 2 2 B 14 14 B 3 3 C 15 15 C 4 4 A 16 16 A 5 5 B 17 17 B 6 6 C 18 18 C 7 7 A 19 19 A 8 8 B 20 20 B 9 9 C 21 21 C...

Page 43: ...erminations connect four 4 current connectors and then remove the twenty four 24 shorting links 4 Follow local codes for installation requirement e g conduit fused disconnect distance and wiring 5 Installation of 0 1A inputs and CL10 or 5A inputs are the same CAUTION If breakers are energized shorting links must be installed before a Disconnecting the CT headers or b Replacing or installing meter ...

Page 47: ...tructions A Voltage taps i Follow voltage tap installation procedure on page 15 ii Color code the main feeder wires as follows Black Line 1 Red Line 2 iii Connect 12 AWG wires to Line 1 and Line 2 Wires must be Black Line 1 and Red Line 2 iv If required run the hot wires through a disconnect switch if fused use no less than 15A Fast Acting fuses v Run wires through conduit to MC5 back box Connect ...

Page 48: ...ation Notes CRITICAL The Phase Association and Polarity of the current transformers must be followed or meter will not be installed correctly 1 Each CT has a white side small white dot or H1 marking on only one side of its exterior moulding Locate this marking since it is critical that the wires are passed through the CT in the correct direction assuring the correct polarity Two wires coming from ...

Page 49: ...ment e g conduit fused disconnect distance and wiring 5 Installation of 0 1A inputs and CL10 or 5A inputs are the same For 12R and 24R use meter points M 1 M 12 and M 1 M 24 respectively M 13 M 24 is not functional for Model 12R CAUTION If breakers are energized shorting links must be installed before a Disconnecting the CT headers or b Replacing or installing meter heads on the panel Bodily injur...

Page 53: ...ructions A Voltage taps i Follow voltage tap installation procedure on page 15 ii Color code the main feeder wires as follows Black Line 1 Red Line 2 iii Connect 12 AWG wires to Line 1 and Line 2 Wires must be Black Line 1 and Red Line 2 iv If required run the hot wires through a disconnect switch if fused use no less than 15A Fast Acting fuses v Run wires through conduit to MC 5c back box Connect...

Page 54: ...particular metered load must be connected to adjacent inputs as shown in the chart Note that ALL meter points use Line 1 and Line 2 Installation Notes CRITICAL The Phase Association and Polarity of the current transformers must be followed or meter will not be installed correctly 1 Each CT has a white side small white dot or H1 marking on only one side of its exterior Locate this marking as it is ...

Page 55: ... for M 3 to M 1 3 After completing all current transformer terminations connect four 4 current connectors and then remove the twenty four 24 shorting links 4 Follow local codes for installation requirement e g conduit fused disconnect distance and wiring 5 Installation of 0 1A inputs and CL10 or 5A inputs are the same CAUTION If breakers are energized shorting links must be installed before a Disc...

Page 59: ...display FORWARD These are simply directional indicators that you can use to navigate left and right through the different menu register headings as shown on below Each heading will be displayed in two second intervals Note that the MC 5c defaults to the kWh register Meter LCD Headings Releasing the display scroll button at a given menu heading will allow you to cycle through the registers listed u...

Page 60: ...he display scroll button When REVERSE is displayed after two seconds release the display scroll button You can now go backwards through the menu selections by pressing and releasing the display scroll button To go back to the forward scrolling option follow the same procedure except release the display scroll button when FORWARD is displayed Caution When reading the meter display all consumption a...

Page 62: ...s under Phase Diagnostics Registers VERIFYING METER FUNCTIONALITY It is very important to verify that the MC 5c and the CTs are properly installed Follow the steps below to verify the voltage kWh reading current and energy I Verifying Voltage 1 Press and hold the Display Scroll button until the following menu heading is displayed ...

Page 63: ...own by pressing and releasing the Display Scroll button until the following menu heading is displayed 2 Release the Display Scroll button Scroll down by pressing and releasing the Display Scroll button until the following screen is displayed The A mperage reading is the indication of current The A mperage reading in the display above will always be a positive number even if the CT was incorrectly ...

Page 64: ...w screens for phases 2 to 24 repeat steps 1 to 3 as above RESETTING DEMAND VALUES FOR COMMERCIAL APPLICATIONS ONLY Use the following procedure to reset the Demand registers to zero BE CERTAIN TO RECORD THE CURRENT PEAK DEMAND WITH THE TIME AND DATE FOR EACH METERING POINT MEASURED BY THE MC 5c BEFORE RESETTING THE DEMAND Once you reset the demand according to the instructions below you cannot retr...

Page 65: ... of the external Current Transformers CTs and can be different for different meter points The following table MUST be used to obtain actual consumption and demand readings Meter Boltage Ratings CT Rating Multiplier for 0 1A CT Multiplier for 5 0A CT 50A x0 5 X10 0 100A x1 0 X20 0 200A x2 0 X40 0 400A x4 0 X80 0 600A x6 0 X120 0 800A x8 0 X160 0 1200A x12 0 X240 0 1500A x15 0 X300 0 2000A x20 0 X40...

Page 66: ... of 200 5 which is 40 Except for 240V MC 5c meters Example Meter point with 400 0 1A CT LCD reading for meter is 3422 119kWh The correct cumulative consumption kWh for this meter is 13688 476 kWh 400 100 4 Multiply face value for consumption and demand values by 4 3422 119 x 4 13688 476 The multiplier must be applied when calculating both kW and kWH readings on every screen displayed on the LCD A ...

Page 67: ...f the many terminal emulation programs that can be used to communicate with Quadlogic meters Follow the procedures below to set up a HyperTerminal session suitable for meter communications 1 Open HyperTerminal Private Edition If the program is not yet installed in the computer download the program from Hilgraeve s website http www hilgraeve com Commercial users need to purchase this program accord...

Page 68: ... communication The session should be set at 19200 8 N 1 N Click OK Figure 7 3 COM Port Properties Window 5 Go to the Properties window and select the Settings tab Go to the ASCII Setup and check the Echo typed characters locally box Click on OK Figure 7 4 ASCII Setup Window Once HyperTerminal is setup the user can now log in into the meter ...

Page 69: ...w TOU Level 4 Utility Allows limited clearing and reprogramming of the device Level 5 Meter Lab Allows full clearing and reprogramming of the device Contact manufacturer LOGGING IN TO THE METER A Quadlogic meter is logged into by establishing proper communications and issuing the following command set attn_ S Serial Number _ Password enter The serial number of the meter is a unique 8 digit number ...

Page 70: ...g The meter can be programmed for a total of 16 discrete billing parameters depending on how the meter is configured Each register provides for a unidirectional billing register TOU function demand register and or interval log II Meter Data Totals Access to the main billing registers is gained by entering mdt_ T enter Where Serno specific meter s serial number M meter number Q Billing quantity num...

Page 71: ... Enter mdw_ L enter for a list of dates in the log c Combine list to access day for specific parameter and day mdw_Q1_l2 enter In the above table 1 represents the day number that corresponds to the listed date on the right The table works in a left to right sequence For example day 1 0 has no corresponding date Day 1 1 is 4 03 2005 and day 1 2 is 4 11 2005 The following line lists day 1 4 as 4 13 ...

Page 72: ...he end of the interval 2 Space Delimited Form Entering the command mdw enter will list all the interval log data for all billing parameters in a space delimited format It may be captured and for input in to various other software platforms 3 Excel Spreadsheet Form Entering the command mdw_ E enter will list all interval log data in a format that can be imported into Excel The date column will then...

Page 73: ...e and for the total accumulation of the three phases V Event Log Quadlogic meters store an event log list and by event To access the list enter event_ d enter ADVANCED METER PROGRAMMING VI Setting Data The meter requires the date and time to be set in the meter from the default which is 00 00 01 1 01 1990 Monday The date can be displayed by the dt enter command To change the date and time type in ...

Page 74: ...e Quadlogic meter can be programmed with a custom display scroll table using the following commands 1 disp_ d enter Displays all available display registers 2 disp_0_0_ s enter Displays 0 0 register kWH 3 disp_34_0_ s enter Displays the serial number of the device 4 disp_ W1234 enter Writes the display scroll settings to the flash memory 5 disp_ s enter Displays programmed registers ...

Page 75: ...to neutral WYE meter models power phase A to neutral Delta meter models power phase A to phase B If expected volts are present check fuses at fuse block black box located inside the meter on the back panel 1 fuse for meter power must be either 1 4th A for 120V or 1 8th A for 277 V 3 fuses for voltage measurements 4A Problem Negative watts CT is reversed Check phase polarity of CT installation Veri...

Page 77: ...omers Quadlogic will pay for standard cost of clearance through duties and customs for receipt of authorized return merchandise only Clearance through duties and customs is the customer s responsibility for return shipments SPARE PARTS Below is a list of spare parts that can be purchased by a customer in the event that a part of a MiniCloset 5 meter has been damaged A Meter Head Main component of ...

Page 79: ...kmanship when installed in accordance with manufacturer s instructions by qualified personnel This warranty does not cover installation removal reinstallation or labor costs and excludes normal wear and tear The warranty does not cover product which has been altered from its original manufactured condition due to faulty installation tampering accident neglect abuse force majeure or abnormal condit...

Page 80: ...IONS MODULE A Quadlogic meter or Scan Transponder can have an optional communications module that will allow the system to be interrogated remotely through a modem device or allow multiple Quadlogic devices to be connected in a network through a RS 485 device see Figure A 1 ...

Page 83: ...ed from the infinite length cable That is to say that the termination of the cable with this impedance gives the cable the appearance of being infinite length allowing no reflections of the transmitted signal If termination is required in a system the termination impedance value should match the Characteristic Impedance of the cable Shunt Capacitance pF ft The amount of equivalent capacitive load ...

Page 84: ...hin the network MUST have two 2 terminating resistors for each pair of wires The data link communication network most of the time will have a Quadlogic device with a Modem RS 485 module where a dedicated telephone line will be plugged in It is highly recommended to put the Quadlogic device with the Modem RS 485 module at the beginning of the network Furthermore the total wire run of the network MU...

Page 85: ...ork 9 Avoid having loose conductors by using wire nuts to connect wires together Use wire nuts suitable for the wires gauge 10 The data link should run no more than 4000 feet 11 To Test the data link measure the DC voltage across the yellow to black wire This should measure between 0 1V and 0 3V If it is negative or outside of that range re check all of the MC 5c boxes according to the above speci...

Page 86: ...gether or to the box Make sure there are no T branches in the RS 485 network Pigtails make a short wire connection to straight network Make sure there are no bare wires touching any metal conductors Make sure data link is not more than 4000 feet with the meter at the end of the link Make sure terminating resistors are in place Make sure that there is only ONE communications module with a modem in ...

Page 89: ...lready been initialized by the MC 5c The pulses can be logged in programmable intervals i e 5 15 30 and 60 minute intervals The pulses that are counted by the PDM consist of a closed state on the external contact followed by an open state In order to be reliably registered the time that the contact is open must be at least the Min Pulse Width and the time that the contact is closed must also be at...

Page 91: ......

Page 92: ...QUADLOGIC 33 00 Northern Blvd Long Island City NY 11101 Tel 212 930 9300 Fax 212 930 9394 www quadlogic com MC5c_USMAN_R1 0 R REV1 2 R ...

Page 93: ...Dimensional Drawing ...

Page 94: ...m 2 0 6cm 18 2 46 1cm 18 0 45 7cm 6 1 15 6cm 5 6 14 3cm 6 1 15 6cm 5 6 14 3cm 7 1 8cm 5 1 3cm MC 5c Dimensions Front View Top Bottom View Side View All dimensions expressed in inches and centimeters MC5cDim_Rev1 1 R www quadlogic com ...

Page 95: ...Residential Installation Diagrams US ...

Page 96: ...rder For example a CT which measures a load supplied by phase A must be installed on CT1 CT4 CT7 etc Current transformers which measure a load supplied by phase B must be installed on CT2 CT5 CT8 etc Lastly current transformers which measure a load supplied by phase C must be installed on CT3 CT6 CT9 etc 1 For the catalog numbers specified above each A B and C phase is a single meter point see Tab...

Page 97: ...CRITICAL Current Transformers CT must be installed correctly See Diagram 1 for CT installation for each meter point See Diagram 3 for CT polarity and Table 1 for Phase Association relationships Diagram 3 CT Phasing Dot or H1 should point towards the line or source Disconnect Method Switch Fuse Circuit Breaker etc If fused must be no less than 15A fast fuse Conduit Distribution Panel LOAD LOAD X2 B...

Page 98: ...f 50 100 which is 0 50 A 100 0 1A rated CT will have a multiplier of 100 100 which is 1 5AMP CTs For CTs with 5A secondary ratings the multipliers are derived by dividing the primary side rating by 5 For example a 200 5A rated CT will have a multiplier of 200 5 which is 40 EXAMPLE Meter point with 400 0 1A CT LCD reading for meter is 3422 119kWh The correct cumulative consumption kWh for this mete...

Page 99: ...ent transformers which measure a load supplied by phase B must be installed on CT2 CT5 CT8 etc Lastly current transformers which measure a load supplied by phase C must be installed on CT3 CT6 CT9 etc 1 For the catalog numbers specified above each A B C A and B C combination is a single meter point see Table 1 for full listing Meter 1 M 1 is CT1 and CT2 Meter 2 M 2 is CT3 and CT4 repeat for M 3 to...

Page 100: ...ion relationships Diagram 3 CT Phasing Dot or H1 should point towards the line or source CT1 CT2 MC 5c Meterhead CT4 CT3 Disconnect Method Switch Fuse Circuit Breaker etc If fused must be no less than 15A fast acting fuse Conduit Distribution Panel LOAD LOAD X2 BK RD BL X1 WHITE LOAD LINE SOURCE Dot H1 Diagram 1 Current Transformers installed inside tenant breaker panel DISTRIBUTION PANEL DISTRIBU...

Page 101: ...f 50 100 which is 0 50 A 100 0 1A rated CT will have a multiplier of 100 100 which is 1 5AMP CTs For CTs with 5A secondary ratings the multipliers are derived by dividing the primary side rating by 5 For example a 200 5A rated CT will have a multiplier of 200 5 which is 40 EXAMPLE Meter point with 400 0 1A CT LCD reading for meter is 3422 119kWh The correct cumulative consumption kWh for this mete...

Page 102: ... to Meter 24 M 24 The number of CT terminal and meter connections will depend on the number of suites available For example M 1 connects to CT 1 M 2 connects to CT 2 repeat for M 3 to M 24 3 After completing all CT terminations connect the four 4 current connectors from the MCI board to the meterhead and then remove shorting links for all meter points that are in use 4 Follow local codes for insta...

Page 103: ... BL X1 WHITE LOAD LINE SOURCE Dot H1 Diagram 1 Current Transformers installed inside tenant breaker panel Note Conductor for each LINE 2 must be run reverse backwards through CT DISTRIBUTION PANEL DISTRIBUTION PANEL Meter 9 Meter 12 Meter 11 Meter 10 Meter 8 Meter 7 Meter 6 Meter 5 Meter 4 Meter 21 Meter 23 Meter 24 Meter 22 Meter 18 Meter 19 Meter 20 Meter 17 Meter 16 Meter 3 Meter 2 Meter 1 Mete...

Page 104: ...f 50 100 which is 0 50 A 100 0 1A rated CT will have a multiplier of 100 100 which is 1 5AMP CTs For CTs with 5A secondary ratings the multipliers are derived by dividing the primary side rating by 5 For example a 200 5A rated CT will have a multiplier of 200 5 which is 40 EXAMPLE Meter point with 400 0 1A CT LCD reading for meter is 3422 119kWh The correct cumulative consumption kWh for this mete...

Page 105: ...onnected to Meter 1 M 1 to Meter 12 M 12 The number of CT terminal and meter connections will depend on the number of suites available For example M 1 connects to CT 1 and CT 2 M 2 connects to CT 3 and CT 4 repeat for M 3 to M 12 3 After completing all CT terminations connect the four 4 current connectors from the MCI board to the meterhead and then remove the shorting links for all meter points t...

Page 106: ...er panel Note Conductor for each LINE 2 must be run reverse backwards through CT DISTRIBUTION PANEL DISTRIBUTION PANEL Meter 9 Meter 12 Meter 11 Meter 10 Meter 8 Meter 7 Meter 6 Meter 5 Meter 4 Meter 21 Meter 23 Meter 24 Meter 22 Meter 18 Meter 19 Meter 20 Meter 17 Meter 16 Meter 3 Meter 2 Meter 1 Meter 13 Meter 14 Meter 15 To CT2 To CT1 To CT4 To CT3 Meterhead Voltage Connector Comm Module Voltag...

Page 107: ...f 50 100 which is 0 50 A 100 0 1A rated CT will have a multiplier of 100 100 which is 1 5AMP CTs For CTs with 5A secondary ratings the multipliers are derived by dividing the primary side rating by 5 For example a 200 5A rated CT will have a multiplier of 200 5 which is 40 EXAMPLE Meter point with 400 0 1A CT LCD reading for meter is 3422 119kWh The correct cumulative consumption kWh for this mete...

Page 108: ...Residential Installation Diagrams Canada ...

Page 109: ... a phase A CT and so on in A B C A B C order For example a CT which measures a load supplied by phase A must be installed on CT1 CT4 CT7 etc Current transformers which measure a load supplied by phase B must be installed on CT2 CT5 CT8 etc Lastly current transformers which measure a load supplied by phase C must be installed on CT3 CT6 CT9 etc 1 For the catalog numbers specified above each A B and...

Page 110: ...er etc If fused must be no less than 15A fast acting fuse Conduit Distribution Panel LOAD LOAD X2 BK RD BL X1 WHITE LOAD LINE SOURCE Dot H1 Diagram 1 Current Transformers installed inside tenant breaker panel DISTRIBUTION PANEL DISTRIBUTION PANEL Meter 9 Meter 12 Meter 11 Meter 10 Meter 8 Meter 7 Meter 6 Meter 5 Meter 4 Meter 21 Meter 23 Meter 24 Meter 22 Meter 18 Meter 19 Meter 20 Meter 17 Meter ...

Page 111: ... 50 100 which is 0 50 A 100 0 1A rated CT will have a multiplier of 100 100 which is 1 5AMP CTs For CTs with 5A secondary ratings the multipliers are derived by dividing the primary side rating by 5 For example a 200 5A rated CT will have a multiplier of 200 5 which is 40 EXAMPLE Meter point with 400 0 1A CT LCD reading for meter is 3422 119kWh The correct cumulative consumption kWh for this meter...

Page 112: ...ent transformers which measure a load supplied by phase B must be installed on CT2 CT5 CT8 etc Lastly current transformers which measure a load supplied by phase C must be installed on CT3 CT6 CT9 etc 1 For the catalog numbers specified above each A B C A and B C combination is a single meter point see Table 1 for full listing Meter 1 M 1 is CT1 and CT2 Meter 2 M 2 is CT3 and CT4 repeat for M 3 to...

Page 113: ...sociation relationships Diagram 3 CT Phasing Dot or H1 should point towards the line or source Disconnect Method Switch Fuse Circuit Breaker etc If fused must be no less than 15A fast acting fuse Conduit Distribution Panel LOAD LOAD X2 BK RD BL X1 WHITE LOAD LINE SOURCE Dot H1 Diagram 1 Current Transformers installed inside tenant breaker panel DISTRIBUTION DISTRIBUTION To CT2 To CT1 To CT4 To CT3...

Page 114: ...f 50 100 which is 0 50 A 100 0 1A rated CT will have a multiplier of 100 100 which is 1 5AMP CTs For CTs with 5A secondary ratings the multipliers are derived by dividing the primary side rating by 5 For example a 200 5A rated CT will have a multiplier of 200 5 which is 40 EXAMPLE Meter point with 400 0 1A CT LCD reading for meter is 3422 119kWh The correct cumulative consumption kWh for this mete...

Page 115: ...24 with each terminal connected to Meter 1 M 1 to Meter 12 M 12 The number of CT terminal and meter connections will depend on the number of suites available For example M 1 connects to CT 1 and CT 2 M 2 connects to CT 3 and CT 4 repeat for M 3 to M 12 3 After completing all CT terminations connect the four 4 current connectors from the MCI board to the meterhead and then remove shorting links for...

Page 116: ...Meter 7 WH BK RD Meter 5 WH BK RD Meter 2 Meter 3 WH BK RD Meter 1 WH BK WH WH Meter 16 WH Meter 18 WH BK RD Meter 19 WH BK RD Meter 17 Meter 14 WH BK RD Meter 15 WH BK WH Meter 13 CRITICAL Current Transformers CT must be installed correctly See Diagram 1 for CT installation for each meter point See Diagram 3 for CT polarity and Table 1 for Phase Association relationships N BK WH RD Line 2 Power S...

Page 117: ... 50 100 which is 0 50 A 100 0 1A rated CT will have a multiplier of 100 100 which is 1 5AMP CTs For CTs with 5A secondary ratings the multipliers are derived by dividing the primary side rating by 5 For example a 200 5A rated CT will have a multiplier of 200 5 which is 40 EXAMPLE Meter point with 400 0 1A CT LCD reading for meter is 3422 119kWh The correct cumulative consumption kWh for this meter...

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