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Standards

Electrical energy metering equipment (AC)� Part 1: General require-

ments, tests and test conditions� Metering equipment (indexes of class-

es A, B and C)

UNE EN 50470-1:2007

Electrical energy metering equipment (AC)� Part 3: Particular require-

ments. Static active energy meters (classification indexes A, B and C).

UNE EN 50470-3:2007

Electrical energy metering equipment (AC)� Particular requirements�

Part 21: Static active energy meters (classes 1 and 2)

IEC 62053-21:2003

Electrical energy metering equipment (AC)� Particular requirements�

Part 23: Static reactive energy meters (classes 2 and 3)�

IEC 62053-23:2003

36

CEM-C30

Instruction Manual

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Summary of Contents for CEM-C30

Page 1: ...INSTRUCTION MANUAL M017B01 03 14A Multifunctional energy meter CEM C30 ...

Page 2: ...2 CEM C30 Instruction Manual ...

Page 3: ...Incorrect handling or installation of the unit may result in injury to personnel as well as damage to the unit In particular handling with voltages applied may result in electric shock which may cause death or serious injury to personnel Defective installation or maintenance may also lead to the risk of fire Read the manual carefully prior to connecting the unit Follow all installation and mainten...

Page 4: ... Peripheral address 24 4 7 4 Transmission speed Baud rate 25 4 7 5 Type of communications 26 4 7 6 Energy cost 26 4 7 7 CO2 emissions 27 4 7 8 Partial energy meter deletion 28 4 7 9 Exiting the setup menu 28 4 8 MANUFACTURER INFORMATION SCREEN 28 4 9 PROGRAMMING 30 4 9 1 Voltage primary transformation ratio 30 4 9 2 Voltage secondary transformation ratio 31 4 9 3 Current primary transformation rat...

Page 5: ...REVISION LOG Table 1 Revision log Date Revision Description 07 14 M017B01 03 14A Initial Version 5 Instruction Manual CEM C30 ...

Page 6: ...ny and or CIRCUTOR s after sales service 2 PRODUCT DESCRIPTION The CEM C30 static three phase energy meter measures class B active energy EN50470 and optional class 2 reactive energy IEC 62053 23 with optional optical communications for expansion with other modules installed on a DIN rail with a service port The current is measured with the transformer The unit features 2 buttons that allow you to...

Page 7: ...matic 50 60Hz C Communications Without communications 0 Side optical service port 1 Expansion Without inputs outputs 0 Input Output Optocoupler 1 Model Box for assembly on DIN rail E Number of quadrants 2 Quadrants 0 4 Quadrants 1 Storage in both directions 2 Additional features No special features 0 Example The code 412VT6A10E10 is an energy meter for assembly on a DIN rail class B active and cla...

Page 8: ... order to avoid accidents personal injury and damage to installations The manufacturer of the unit is not responsible for any damage resulting from failure by the user or installer to observe the warnings and or recommendations set out in this manual nor for damage resulting from the use of non original products or accessories or those made by other manufacturers If an anomaly or malfunction is de...

Page 9: ...ered Do not use the unit until it is fully installed 3 3 UNIT TERMINALS Table 3 List of CEM C30 terminals Unit terminals 1 S1 Current input L1 8 L3 Voltage input L3 2 L1 Voltage input L1 9 S2 Current output L3 3 S2 Current output L1 11 N Neutral connection 4 S1 Current input L2 13 Auxiliary Power Supply 5 L2 Voltage input L2 14 Auxiliary Power Supply 6 S2 Current output L2 21 Impulse output Collec...

Page 10: ...3 4 CONNECTION DIAGRAM L1 L2 L3 N S2 S1 P2 P1 S2 S1 P2 P1 S2 S1 P2 P1 LOAD Power Supply Figure 2 Connection diagram CEM C30 10 CEM C30 Instruction Manual ...

Page 11: ... type allowing the use of PZ2 and flat head screwdrivers The measurement circuit can be connected with cables with a cross section of up to 20 mm2 The power supply and impulse output connection may be made with cables with a cross sec tion of up to 1 5 mm2 Once connected the unit can be protected with two connection seals Figure 4 Figure 4 Seal of the CEM C30 11 Instruction Manual CEM C30 ...

Page 12: ... the mains attach the safety label Figure 6 to terminals 13 and 14 in order to prevent the risk of electric shock caused by an involuntary direct contact 13 14 13 14 Figure 5 Attaching the safety label 12 CEM C30 Instruction Manual ...

Page 13: ...o browse the different screens and program the unit The button can be sealed to prevent access to the programming of the most relevant pa rameters To seal the button insert the seal through the slot found under the button Figure 6 ESCALA 2 1 ESCALA 2 1 Figure 6 Sealing the button Button functions on the measuring screens Table 4 Table 4 Button functions on measuring screens Button Short press Long...

Page 14: ... the unit of the magnitude being viewed is shown Indicators which shows other parameters Indicates that the energy being viewed is consumed Indicates that the energy being viewed is generated Indicates that the energy is inductive Indicates that the energy is capacitive COM indicates that there is a communications module connected It flashes when the communications are established 14 CEM C30 Instr...

Page 15: ... imp kWh kvarh The LEDs will remain lit when the current is lower than the energy meter start up current Once the start up current is exceeded due to active or reactive power consumption the LEDs are turned off and emit impulses that are proportional to the measured energy Active LED Reactive LED Figure 8 LED Indicators of the CEM C30 15 Instruction Manual CEM C30 ...

Page 16: ...ble 5 in which they alternate every 6 seconds The unit is in this mode by default when none of the buttons are pressed Short press the button to stop the cyclic movement of the parameter being shown at the time From then on short press the button to browse all the parameters defined in Table 5 Table 5 Standby mode displays Screen Parameters Total imported active energy Total exported active energy...

Page 17: ...Screen Parameters Reactive energy quadrant C total Hours of operation from manufacture The standby mode is activated again when no button is pressed for 60 seconds 17 Instruction Manual CEM C30 ...

Page 18: ...ers View the voltage current active power apparent power and power factor of the installation Enter the setup menu View the manufacturer information The navigation diagram is shown in Figure 9 Figure 9 Navigation diagram in reading mode of the CEM C10 Note PC is a short press on the button 2 seconds PL is a long press 2 seconds 18 CEM C30 Instruction Manual ...

Page 19: ...e button to browse the different screens see Table 6 The PAR icon on the screen indicates that you are viewing the partial energies Long press the button to exit the partial energy screens The standby mode is activated again when no button is pressed for 60 seconds Table 6 Partial energy screens Screen Parameters Partial imported active energy Partial exported active energy Partial reactive energy...

Page 20: ...l active energy consumed since the last partial reset 1 CO2 emissions into the atmosphere since the last partial reset 2 1 If a Cost value has been programmed in the setup menu see 4 7 6 Coste de la energía 2 If a CO2 emissions value has been programmed in the setup menu see 4 7 7 Emisiones de CO2 20 CEM C30 Instruction Manual ...

Page 21: ... Value main screen Long press the button to open the different screens Short press the button to browse the different screens see Table 7 Long press the button to exit the instantaneous values screens The standby mode is activated again when no button is pressed for 60 seconds Table 7 Instantaneous value screens Screen Parameters L1 Voltage L2 Voltage L3 Voltage L1 Current L2 Current 21 Instructio...

Page 22: ...Screen Parameters L3 Current Active three phase power Reactive three phase power Apparent three phase power L1 Power Factor L2 Power Factor L3 Power Factor 22 CEM C30 Instruction Manual ...

Page 23: ... the button to access the first programming step 4 7 1 Impulse output weight This is the home screen for entering the weight of the impulse output Long press the button to view the value to be programmed To write or modify the value short press the button repeatedly increasing the value of the flashing digit When the desired value is shown on the screen move onto the next digit with a long press o...

Page 24: ...the data long press the button and the validation screen will appear Figure 13 indicating that the programming value has been saved After a few seconds viewing the screen shown on Figure 13 the system returns to the Impulse output type programming main screen Short press the button to access the next programming step 4 7 3 Peripheral address Note This is only displayed if there is a CEM M RS485 co...

Page 25: ...s the next programming step 4 7 4 Transmission speed Baud rate Note This is only displayed if there is a CEM M RS485 communications interface for the CEM family of units connected to the unit This is the home screen for entering the transmission speed Long press the button to view the value to be programmed The transmission speed Baud rate is selected on this screen and may be 9600 19200 or 38400 ...

Page 26: ...the button to browse the different options To validate the data long press the button and the validation screen will appear Figure 13 indicating that the programming value has been saved After a few seconds viewing the screen shown on Figure 13 the system returns to the Communications type programming main screen Short press the button to access the next programming step 4 7 6 Energy cost This is ...

Page 27: ...y 1 kWh The European mix ratio is approximately 0 65 kgCo2 per kWh Long press the button to view the value to be programmed To write or modify the value short press the button repeatedly increasing the value of the flashing digit When the desired value is shown on the screen move onto the next digit with a long press on the button allowing the remaining values to be modified To validate the data m...

Page 28: ...is displayed Long press the button to exit the setup menu Short press the button to return to the first setup point 4 7 1 Impulse output weight 4 8 MANUFACTURER INFORMATION SCREEN Long press the button in the standby mode screen to open these display screens Short press the button to display the manufacturer information home screen Figure 14 Figure 14 Manufacturer information home screen Long pres...

Page 29: ...nications protocol version 1 Active energy with resolution in Wh Reactive energy with resolution varh 32 bit CRC 1 The screen is displayed if there is a CEM M RS485 communications interface for units of the CEM family connected to the unit 29 Instruction Manual CEM C30 ...

Page 30: ...e value to be programmed To write or modify the value short press the button repeatedly increasing the value of the flashing digit When the desired value is shown on the screen move onto the next digit with a long press on the button allowing the remaining values to be modified To validate the data move to the last digit and long press the button the validation screen will appear Figure 15 indicat...

Page 31: ...ill appear Figure 15 indicating that the setup value has been saved After a few seconds viewing the screen shown on Figure 15 the system returns to the main screen of the Secondary voltage transformation ratio Short press the button to access the next programming step 4 9 3 Current primary transformation ratio This is the home screen for entering the current primary ratio Long press the button to ...

Page 32: ...ess the button repeatedly increasing the value of the flashing digit When the desired value is shown on the screen move onto the next digit with a long press on the button allowing the remaining values to be modified To validate the data move to the last digit and long press the button the validation screen will appear Figure 15 indicating that the setup value has been saved After a few seconds vi...

Page 33: ...g impulses at a previously programmed rate See 4 7 1 Impulse output weight and 4 7 2 Impulse output type 4 11 INFRARED COMMUNICATIONS PORT In all versions the unit has a serial optical communications port in compliance with the UNE EN 62056 21 2003 Standard 33 Instruction Manual CEM C30 ...

Page 34: ...rrent Ib Iref 5 A 5 A Maximum current Imax 6 A 10 A Start up current 0 04 of Itr 0 04 of Itr Self consumption of the current circuit 0 3 VA 10 A 0 3 VA 10 A Itr 0 250 A 0 250 A Ist 0 010 A 0 010 A Imin 0 050 A 0 050 A Accuracy Active Energy CEM C30 MID CEM C30 Class B EN 50470 Class 1 IEC 62053 21 Reactive Energy Class 2 0 IEC 62053 23 Insulation AC voltage 4kV RMS 50Hz during 1 minute Overimpulse...

Page 35: ...Wh kvarh 20000 imp kvarh Environmental features Operating temperature 25ºC 70ºC Storage temperature 35ºC 80ºC Relative humidity non condensing 5 95 Maximum altitude 2 000 m Mechanical features Dimensions Figure 16 IEC60715 Weight 230 g Enclosure EN50022 Protection degree IP 51 installed IP40 in terminal area 90 70 35 5 5 44 64 45 65 Figure 16 Dimensions of the CEM C30 35 Instruction Manual CEM C30...

Page 36: ...C Part 3 Particular require ments Static active energy meters classification indexes A B and C UNE EN 50470 3 2007 Electrical energy metering equipment AC Particular requirements Part 21 Static active energy meters classes 1 and 2 IEC 62053 21 2003 Electrical energy metering equipment AC Particular requirements Part 23 Static reactive energy meters classes 2 and 3 IEC 62053 23 2003 36 CEM C30 Inst...

Page 37: ...ure improper installation or improper usage of the unit Consequently this guarantee does not apply to failures occurring in the following cases Overvoltages and or electrical disturbances in the supply Water if the product does not have the appropriate IP classification Poor ventilation and or excessive temperatures Improper installation and or lack of maintenance Buyer repairs or modifications wi...

Page 38: ...8 CE CERTIFICATE 38 CEM C30 Instruction Manual ...

Page 39: ...39 Instruction Manual CEM C30 ...

Page 40: ...CIRCUTOR SA Vial Sant Jordi s n 08232 Viladecavalls Barcelona Tel 34 93 745 29 00 Fax 34 93 745 29 14 www circutor es central circutor es ...

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