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LEGRAND EMS CX3, Technical Manual, Page: 10 / 98

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LEGRAND EMS CX3 Technical Manual Download Page 10

8

PRODUCT SELECTION 

The measurement module should be chosen according to the supply (single-phase or three phase), its maximum current and,from 

the current transformer type.

4 149 18

4 149 19

4 149 20

4 149 21

4 149 22 

4 149 24

4 149 25

4 149 27

4 149 23

Supply type

Single-phase

/

OK

/

/

/

/

/

/

OK

Three-phase

OK

/

OK

OK

OK

OK

OK

OK

OK

Number of modules

1

1

1

1

1

1

1

1

1

Connection

Direct (max.current)

Up to 63 A

Up to 63 A

Up to 63 A

Up to 125 A

Up to 630 A

Up to 1600 A

Up to 3200 A

Up to 6300 A

/

Via a current transformer

/

/

/

/

/

/

/

/

5 A at the secondary

Metering and 

measurement 

Total active energy

OK

OK

OK

OK

OK

OK

OK

OK

OK

Total reactive energy

OK

OK

OK

OK

OK

OK

OK

OK

OK

Partial active energy (reset)

OK

OK

OK

OK

OK

OK

OK

OK

OK

Partial reactive energy (reset)

OK

OK

OK

OK

OK

OK

OK

OK

OK

Active power

OK

OK

OK

OK

OK

OK

OK

OK

OK

Reactive power

OK

OK

OK

OK

OK

OK

OK

OK

OK

Apparent power

OK

OK

OK

OK

OK

OK

OK

OK

OK

C voltage

OK

OK

OK

OK

OK

OK

OK

OK

OK

Frequency

OK

OK

OK

OK

OK

OK

OK

OK

OK

Power factor

OK

OK

OK

OK

OK

OK

OK

OK

OK

THD phase-to-neutral voltages

OK

OK

OK

OK

OK

OK

OK

OK

OK

THD phase-to-phase voltages

OK

OK

OK

OK

OK

OK

OK

OK

OK

THD currents

OK

OK

OK

OK

OK

OK

OK

OK

THD Odd-order harmonics

Up to 15th order

Up to 15th order

Up to 15th order

Up to 15th order

Up to 15th order

Up to 15th order

Up to 15th order

Up to 15th order

Up to 15th order

Communication

CX³ EMS protocol

OK

OK

OK

OK

OK

OK

OK

OK

OK

Load shedding

Load shedding according to a 

measurement threshold that has 

been reached

OK

OK

OK

OK

OK

OK

OK

OK

OK

Summary of Contents for EMS CX3

Page 1: ...THE GLOBAL SPECIALIST IN ELECTRICAL AND DIGITAL BUILDING INFRASTRUCTURE CX EMS ENERGY MANAGEMENT SYSTEM TECHNICAL GUIDE...

Page 2: ...lustrations descriptions and technical information included in this document are provided as indications and cannot be held against Legrand Legrand offers complete solutions to meet energy efficiency...

Page 3: ...PULSE CONCENTRATOR 20 CX EMS UNIVERSAL SIGNALLING MODULE 24 CX EMS AC FC SIGNALLING AUXILIARY MODULE 32 CX EMS UNIVERSAL CONTROL MODULE 38 CX EMS CONTROL AND STATE REPORTING MODULE 46 CX EMS POWER SU...

Page 4: ...nce operations and to refer to the Documentation If you have any questions or require clarification please contact Legrand Group The installation use and maintenance of the enclosures and their compon...

Page 5: ...on usually encountered However it is always the customer s responsibility to verify and validate that Legrand products are suitable for its installation and use The customer must ensure proper install...

Page 6: ...4 CX3 EMS complete compact and multifunctional MEASUREMENT SIGNALLING...

Page 7: ...ement System WWW LEGRAND COM All the modules in the CX3 EMS supervision system have compact dimensions in order to minimise the space taken up in the electrical switchboard COMMUNICATION PROGRAMMING A...

Page 8: ...e performance as conventional measurement control units these record the electricity consumed by a single phase or three phase circuit and measure the electrical values current voltage power frequency...

Page 9: ...8 34 8mA 0 418 W 4 149 21 34 8mA 0 418 W 4 149 22 34 8mA 0 418 W 4 149 24 34 8mA 0 418 W 4 149 25 34 8mA 0 418 W Supply voltage 12 VDC via CX3 EMS power supply module Cat No 4 149 45 Frequency 50 60 H...

Page 10: ...rgy OK OK OK OK Total reactive energy OK OK OK OK Partial active energy reset OK OK OK OK Partial reactive energy reset OK OK OK OK Active power OK OK OK OK Reactive power OK OK OK OK Apparent power O...

Page 11: ...0 A Up to 3200 A Up to 6300 A 5 A at the secondary OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK...

Page 12: ...ossible Locally int the enclosure on mini configurator Cat No 4 149 36 Remotely on a PC tablet or smartphone screen The CX EMS RS485 IP interfaces Cat No 4 149 40 and 0 046 89 must be used to access d...

Page 13: ...d encombrement laisse la possibilit de mettre le module de mesure sur n importe qu elle rang e dans la limite de cette longueur De ce fait il est possible de positionner le module de mesure sur une r...

Page 14: ...12 WIRING CONTINUED 63 A 3 x Single 63 A Three Cat No 4 149 18 Cat No 4 149 20 63 A 3 x Single 125 A Three Cat No 4 149 19 Cat No 4 149 21...

Page 15: ...ne e connexion NI7596 type vis fendues V3 0 5 Nm me de 4 tournevis aximum 4 MISE EN SITUATION RACCORDEMENT suite Type de conducteur Pour les bornes amont C ble cuivre Sans embout Sans embout C ble rig...

Page 16: ...zontal vertical Ultra compact Rogowski Coils always centered thanks to a plastic support Always compact Associated measurement module only on 1 module wide Suitable for all installations Set up instal...

Page 17: ...15 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM WIRING CONTINUED Lateral rotating clip for easy integration of the support in any position...

Page 18: ...specifications are common to all CX EMS products and are detailed in the product data sheets At the bottom of the modules via communication cables Cat Nos 4 149 07 08 09 RAIL CONNECTION CABLE CONNECTI...

Page 19: ...Cat Nos 4 419 19 and 4 419 20 have been designed to allow single phase and three phase supply busbars to pass freely Therefore the modules can integrate HX optimised distribution system making it pos...

Page 20: ...at No 4 149 20 Like the single phase measurement module it is possible to change the current direction in the Rogowski coil simply by modifying the settings The three phase measurement module can be u...

Page 21: ...n Viewing data section the information is available on the mini configurator the touch screen the measurement software and the Energy Web Server The Modbus register tables are made available for use b...

Page 22: ...ACTERISTICS Display No display on the module itself data can be displayed locally on mini confi gurator Cat No 4 149 36 or remotely on a PC tablet or smartphone screen Supply voltage 12 VDC via CX EMS...

Page 23: ...t can be processed by an energy management system VIEWING DATA To minimise the dimensions measurement modules do not have a data display Nonetheless various display modes are possible Locally in the e...

Page 24: ...Resistance du circuit Rmax 125 25 C 4 MISE EN SITUATION RACCORDEMENT suite Transmission des donn es EMS CX3 connexiondes modules Par cordons communicants r fs 4 149 07 08 09 Permettent la transmissio...

Page 25: ...lowing the data to be fed back to an operating system As seen on page 23 section Viewing data the information is available on the mini configurator Cat No 4 149 36 the touch screen Cat No 026156 theEn...

Page 26: ...ice CHARACTERISTICS Display Via 3 LEDs on the front of the module Data can be displayed locally on mini configurator Cat No 4 149 36 or remotely on a PC tablet or smartphone screen Supply voltage 12 V...

Page 27: ...ot used x 3 not used Image of hard wired contacts only the bus information is enabled 1 2 3 4 x 1 steady x 2 not used x 3 steady Associated with a contactor or relay Image of hard wired contacts 1 2 3...

Page 28: ...he enclosure on mini configurator Cat No 4 149 36 Remotely on a PC a tablet a smarphone The CX EMS RS485 IP interfaces should be used in order to access devices such as the touch screen Cat No 0 261 5...

Page 29: ...ata sheet 4 149 30 CX EMS bus There are 2 possible solutions for connection to the bus At the back of the modules via communication rail Cat Nos 4 149 01 02 03 The specifications for connection to the...

Page 30: ...30 have been designed to allow single phase and three phase supply busbars to pass freely Therefore the module can inteegrate HX optimised distribution systems This allows to have a combination of fu...

Page 31: ...contacts name them and change their NO NC status You can refer to the CX EMS configuration software user s guide to find out all the options available online Full settings by software programming The...

Page 32: ...mini configurator Cat No 4 149 36 the touch screen Cat No 0 261 56 the Energy Management software Cat No 4 149 38 39 and the Energy Web Servers Cat No 4 149 47 48 49 The Modbus register tables are av...

Page 33: ...31 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM...

Page 34: ...he left hand side of Legrand modular circuit breakers RCBOs RCDs isolating switches with remote trip option CHARACTERISTICS Display No display on the module itself Data can be displayed locally on min...

Page 35: ...tatus information fed back over the EMS CX bus to the IP computer network passing via the RS485 Modbus network Various display modes are therefore possible Locally in the enclosure on the mini configu...

Page 36: ...tion Be careful to follow certain installation rules described in the product manuals and technical data sheets available online The module is mounted on the associated modular product in exactly the...

Page 37: ...e bus At the back of the modules via communication rail Cat Nos 4 149 01 02 03 The specifications for connection to the CX EMS bus are common to all CX EMS devices and are described in the product tec...

Page 38: ...s Cat No 4 149 47 48 49 The Modbus register tables are made available for use by a system integrator In this case an CX EMS RS485 Modbus interface is needed ADDRESSING Addressing can be done Locally o...

Page 39: ...37 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM...

Page 40: ...on the product CHARACTERISTICS Display 2 LEDs indicate the control unit ON OFF status Data can be displayed locally on mini configurator Cat No 4 149 36 or remotely on a PC tablet or smartphone scree...

Page 41: ...Mise jour le Cr e le 21 10 2016 2 push button type linked controls R1 NO contact and R2 NC contact 1 2 3 4 EMS CX3 Moduledecommande universel R f rence s 4 149 32 4 MISE EN SITUATION RACCORDEMENT suit...

Page 42: ...ssible Locally in the enclosure on mini configurator Cat No 4 149 36 Remotely on a PC a tablet a smarphone The CX EMS RS485 IP interfaces should be used in order to access devices such as the touch sc...

Page 43: ...c t gauche permettant de r gler le type de contact 1NO NF 2NO leur fonctionnement monostable bistable Micro switchs manipuler avec un tournevis Configuration par d faut le module est livr avec les 4 m...

Page 44: ...ve been designed to allow single phase and three phase supply busbars to pass freely Therefore the module can integrate HX optimised distribution systems This allows to have a combination of functions...

Page 45: ...3 95 pour une commande ON OFF in Lesmicro switchdumodule universel decommandeEMSCX3 do obligatoirementpositionn sainsi C blage Association avec une commande motoris e DX 90 91 92 pour une commande ON...

Page 46: ...The Modbus register tables are made available for use by a system integrator In this case an CX EMS RS485 Modbus interface is needed ADDRESSING Addressing can be done Locally on the product addressing...

Page 47: ...45 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM...

Page 48: ...one locally or remotely over the EMS CX bus The control type can be set by switches directly on the product CHARACTERISTICS Display Data can be displayed locally on mini configurator Cat No 4 149 36 o...

Page 49: ...124 04 4 124 05 4 124 08 4 124 10 4 124 11 4 124 12 4 124 20 1 2 3 4 2 modules Pulse operated latching relay 2 modules 4 124 14 4 124 16 1 2 3 4 1 module Contacteur With handle 1 module 4 125 14 4 125...

Page 50: ...assembling the modules Continue with mechanical assembly Lock the assembly Don t forget to screw the terminal electrically linking the 2 products The assembly is then ready to be wired up Example of...

Page 51: ...trol modes are therefore possible Locally in the enclosure on mini configurator Cat No 4 149 36 Remotely on a PC a tablet a smarphone The CX EMS RS485 IP interfaces should be used in order to access d...

Page 52: ...the module technical data sheet 4 149 31 available online CX EMS bus There are 2 possible solutions for connection to the bus At the back of the modules via communication rail Cat Nos 4 149 01 02 03...

Page 53: ...state reporting module have been designed to allow single phase and three phase supply busbars to pass freely Therefore the module can integrate HX optimised distribution systems This allows to have a...

Page 54: ...odulaires CX3 1 ou 2 modules de large jusqu 25 A Contacteus modulaires heures pleines CX3 1 ou 2 modules de large jusqu 25 A Contacteurs avec manette CX3 1 ou 2 modules de large jusqu 25 A Contacteurs...

Page 55: ...r Cat No 4 149 36 the touch screen Cat No 0 261 56 the Energy Management Software Cat No 4 149 38 39 and the Energy Web servers Cat No 4 149 47 48 49 The Modbus register tables are made available for...

Page 56: ...system can be used This module supplies power by means of the communication rail and or cables CHARACTERISTICS Display none Power supply primary 95 to 250 VAC secondary 12 VDC 0 5A Setting parameters...

Page 57: ...e 1 or 2 power supplies they should be installed at each end of the CX EMS system If there are 3 power supplies 2 should be installed at each end of the CX EMS system and the 3rd in the middle Caution...

Page 58: ...e measurement module open flexible Coil 630 A 1MOD 34 8 mA 4 149 23 High current measurement module 32 6 mA 4 149 24 Three phase measurement module open flexible Coil 1600 A 1MOD 34 8 mA 4 149 25 Thre...

Page 59: ...ection on the lower side of the module Ph N nc E To protect the power supply module refer to the information in the product technical data sheet CX EMS bus There are 2 possible solutions for connectio...

Page 60: ...protective covers for rails are available making the CX EMS communication system easy to use CHARACTERISTICS Rail communication rail equipped with 4 printed circuits Cable communication cable equipped...

Page 61: ...n cable 4 149 07 1 pack of 10 cables 250 mm long 4 149 08 1 pack of 10 cables 500 mm long 4 149 09 1 pack of 5 cables 1000 mm long Extension connector 4 149 10 1 pack of 5 extension connectors Protect...

Page 62: ...rail clips onto 2 DIN rail models 7 5 or 15 mm thick Simply clip the communication rail onto a 15 mm thick DIN rail Clipping the communication rail onto a 7 5 mm thick DIN rail This involves removing...

Page 63: ...ected against direct contact can be responsible for a short circuit on the CX EMS bus CX EMS communication cable Communication cables are available in 3 lengths 250 500 1000 mm You can make your own c...

Page 64: ...nnections the module should not be moved along the communication rail once fitted Via cables which connect to the bottom of each module Each CX EMS module has 2 bus connectors The 2 types of connectio...

Page 65: ...63 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM...

Page 66: ...ta can be displayed and used outside the enclo sure CHARACTERISTICS CX EMS RS485 interface Cat No 4 149 40 Supply voltage 12 VDC via CX EMS power supply module Cat No 4 149 45 Maximum consumption 28 7...

Page 67: ...onsider swapping the 120 ohm line termination resistor on the side of the RJ45 connections 3 The USB port on the front 4 is used to connect a PC in order to configure the CX EMS modules 3 2 4 1 WIRING...

Page 68: ...4 8 9 6 19 2 38 4 57 6 115 kbps Parity even odd none Mode RTU Stop bit 1 2 ADDRESSING Addressing can be done Locally on the product addressing from 1 to 9 using the selector Via software addressing fr...

Page 69: ...67 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM...

Page 70: ...or viewing and control from a unique point directly at the enclosure level CHARACTERISTICS Display 2 inch backlit LCD screen Resolution 240x128 pixels Backlight fades automatically after 20 seconds in...

Page 71: ...menu In the original configuration the be low screen is proposed but this can be changed in the settings The mini configurator is used by pressing or rotating the button on the front of the device MEN...

Page 72: ...installation classified by function Group menu Provides a list of the various modules in the installation classified by group Configuration menu Gives access to the various possible confi gurations E...

Page 73: ...configure the CX EMS modules 1 2 1 CX EMS bus There are 2 possible solutions for connection to the bus At the back of the modules via communication rail Cat Nos 4 149 01 02 03 The CX EMS bus connecti...

Page 74: ...the product addressing from 1 to 9 using a virtual selector from the mini configurator screen Via software addressing from 1 to 247 the virtual selector then stays on 0 TheCX EMSbusconnectionspecifica...

Page 75: ...73 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM...

Page 76: ...39 needs to be used CHARACTERISTICS Display and use on a computer Transfers configurations to the CX EMS system by means of a physical connection to interface 4 149 40 or mini configurator 4 149 36 v...

Page 77: ...stem in the enclosure When the PC is connected for the first time to the CX EMS system the drivers are installed automatically Acompleteprojectconfigurationwhichhasalreadybeencreatedcanbeexported so i...

Page 78: ...SB cable Access to the project preview as it will appear for the end user Import a configuration which was previously created Save a configuration in XML format directly to your computer Access to the...

Page 79: ...atically displays the number of modules and groups composing the CX EMS system Used to start automatic addressing by the software Access to detailed help on addressing the group concept etc Automatic...

Page 80: ...Cat No 4 149 30 and 4 149 32 can be left in the factory configuration on 0 position In this case the configuration of these 2 modules is carried out via the EMS configuration software If the switches...

Page 81: ...79 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM Select the configuration chosen for the module to validate click on ok...

Page 82: ...the group Measurement module State reporting module Control module Display the groups composing on the CX EMS system Error detection The name of the group can be chhanged Direct access to the project...

Page 83: ...le of an advanced setting page for a motorised control Possible settings parameterss for this type of CX EMS module accessible only via the software Normal contact type normally open or normally close...

Page 84: ...measurement module Possible settings for this type of CX EMS module Type of network Current direction in the coil CT A measurement module Cat No 4 149 19 20 or 23 associated with a universal control...

Page 85: ...EMS Energy Management System WWW LEGRAND COM Adjust the parameters associated with the load shedding function Complete the setting of the load shedding function using the advanced parameters of the un...

Page 86: ...le Module in duplicate mode 1 Module in duplicate mode 1 1 This configuration is standard using the universal signaling module in slave mode duplicate function The link function allows you to associat...

Page 87: ...grand com ecatalogue If the link function does not appear on your software please download the latest version of CX EMS configuration software from www legrand com ecatalogue The link function is only...

Page 88: ...should execute the action then its associated parameters Then save All Linked functions are listed on this page Add a function Modify an existing function Delete an existing function The setting of th...

Page 89: ...87 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM Link function menu continued Once the linked functions are created the relevant modules are identified by this symbol...

Page 90: ...ical to the one of the end user Example of displaying measurement data in this case harmonics Access to the data to be displayed Display the status of each group and the icons of the associated functi...

Page 91: ...to have a project preview identical to the one of the Energy Web Server View group status and access control Access to the data to be displayed Display the status of each group and the icons of the as...

Page 92: ...ftware s homepage Just let the instructions on the screen guide you The procedure for updating the modules is detailed in the CX EMS Configuration Software Installation Manual which can be downloaded...

Page 93: ...odule catalogue number If the link function does not appear on your software please download the latest version of CX EMS configuration software from www legrand com ecatalogue The link function is on...

Page 94: ...Errors and alarms menu The CX EMS system memorise the last 20 errors and alarms which have appeared during configuration The table indicates the date time group name address and type of error or alar...

Page 95: ...93 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM Notes...

Page 96: ...94 Notes...

Page 97: ...95 TECHNICAL GUIDE CX EMS Energy Management System WWW LEGRAND COM Notes...

Page 98: ...7045 Limoges Cedex France Tel 33 0 5 55 06 87 87 Fax 33 0 5 55 06 74 55 FOLLOW US ALSO ON EXB20062 January 2022 legrand com youtube com user legrand facebook com Legrand twitter com Legrand pinterest...

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