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3.4.- CONNECTION DIAGRAM

N

IN

L3

OUT

L2

L1

L3

L2

L1

N

Power

Supply

Figure 2: Connection diagram, CEM-C20�

9

Instruction Manual

CEM-C20

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Summary of Contents for CEM-C20

Page 1: ...INSTRUCTION MANUAL M016B01 03 17B Multifunctional energy meter CEM C20 CEM C20 MID...

Page 2: ...2 CEM C20 Instruction Manual...

Page 3: ...e following should be taken into consideration 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 appli...

Page 4: ...Y DISPLAY 19 4 7 CONFIGURATION 21 4 7 1 IMPULSE OUTPUT WEIGHT 21 4 7 2 IMPULSE OUTPUT TYPE 22 4 7 3 PERIPHERAL ADDRESS 22 4 7 4 TRANSMISSION SPEED BAUD RATE 23 4 7 5 TYPE OF COMMUNICATIONS 24 4 7 6 DI...

Page 5: ...11 14 M016B01 03 14B Changes in the following sections 4 2 4 6 05 15 M016B01 03 15A Changes in the following sections 2 3 5 4 4 1 4 4 2 4 5 4 6 4 7 5 01 17 M016B01 03 17A Changes in the following sect...

Page 6: ...ediately contact the transport company and or CIRCUTOR s after sales service 2 PRODUCT DESCRIPTION The CEM C20 static three phase energy meter measures class B active energy EN50470 and optional class...

Page 7: ...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 warn...

Page 8: ...ered Do not use the unit until it is fully installed 3 3 UNIT TERMINALS Table 2 List of CEM C20 terminals Unit terminals 1 L1 Current input voltage L1 10 N Neutral input 3 L1 Current output voltage L1...

Page 9: ...3 4 CONNECTION DIAGRAM N IN L3 OUT L2 L1 L3 L2 L1 N Power Supply Figure 2 Connection diagram CEM C20 9 Instruction Manual CEM C20...

Page 10: ...CEM C20 connections Connections Measurement terminals 1 3 4 6 7 9 10 12 Maximum cable cross section 25 mm2 16 mm2 with end sleeve 1 2 Nm Screwdrivers head PZ2 Impulse output terminals 21 22 and Power...

Page 11: ...the mains attach the safety label Figure 5 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...

Page 12: ...that allows you to browse the different screens and configure the unit Button functions on the measuring screens Table 4 Table 4 Button functions on the measuring screens Button Short press Long pres...

Page 13: ...corresponding current direction is used to show the power yielded to the network is used to show the power absorbed by the network 4 3 LED INDICATORS The unit has two verification LEDs To verify the a...

Page 14: ...s 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...

Page 15: ...eters Reactive energy quadrant C total 1 1 Only displayed if the reactive energy display option has been selected in the setup menu see 4 7 6 Diplay The standby mode is activated again when no button...

Page 16: ...nt power and power factor of the installation View the energies of the partial energy meters Enter the setup menu View the manufacturer information The navigation diagram is shown in Figure 8 Figure 8...

Page 17: ...main screen Long press the button to open the different screens Short press the button to browse the different screens see Table 6 Long press the button to exit the instantaneous values screens The st...

Page 18: ...nt Active three phase power Reactive three phase power 1 Apparent three phase power L1 Power Factor L2 Power Factor L3 Power Factor Hours of operation from manufacture 1 The unit must be connected to...

Page 19: ...rent screens Short press the button to browse the different screens see Table 7 The PAR icon on the display indicates that you are viewing the partial energies Long press the button to exit the Partia...

Page 20: ...the last partial reset Cost of the partial active energy consumed since the last partial reset 2 CO2 emissions into the atmosphere since the last partial reset 2 1 Only displayed if the reactive ener...

Page 21: ...screen Long press 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 va...

Page 22: ...the data long press the button and the validation screen will appear Figure 12 indicating that the programming value has been saved After a few seconds viewing the screen shown on Figure 12 the system...

Page 23: ...s the next programming step 4 7 4 Transmission speed Baud rate NB 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 th...

Page 24: ...ven parity 2 stop bits 8o2 8 bits odd parity 2 stop bits Short press the button to browse the different options To validate the data long press the button and the validation screen will appear Figure...

Page 25: ...s is the home screen for selecting the reactive energy log display view option Long press to view the options The possible options are Yes if you want a display view of the reactive energy screens No...

Page 26: ...ay 4 7 6 1 Partial energy display Long press the button to jump to the next programming point 4 7 7 Backlight This is the home screen for selecting the backlight operating mode of the screen in those...

Page 27: ...ation screen will appear Figure 12 indicating that the programming value has been saved After a few seconds viewing the screen shown on Figure 12 the system returns to the Energy cost programming main...

Page 28: ...ue 9 000 Short press the button to access the next programming step 4 7 10 Partial energy meter deletion NB It is only displayed if the partial energy display has been selected On this screen you sele...

Page 29: ...ss the button to open the different screens Short press the button to browse the different screens see Table 8 Long press the button to exit the instantaneous values screens The standby mode is activa...

Page 30: ...the CEM family connected to the unit 4 9 IMPULSE OUTPUT The energy meter has optocoupler type outputs capable of generating impulses at a previously programmed rate See 4 7 1 Impulse output weight and...

Page 31: ...f consumption of the current circuit 0 3 VA 10 A 0 3 VA 10 A Itr 0 500 A 1 000 A Ist 0 020 A 0 040 A Imin 0 250 A 0 500 A Maximum overcurrent time 30xImax according to EN 50470 3 50Hz 60Hz 50Hz 60Hz c...

Page 32: ...kWh 4000 imp kWh kvarh 4000 imp kvarh Environmental features Operating temperature 25 C 70 C Storage temperature 35 C 80 C Relative humidity non condensing 5 95 Maximum altitude 2 000 m Mechanical fea...

Page 33: ...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...

Page 34: ...e 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...

Page 35: ...8 CE CERTIFICATE 35 Instruction Manual CEM C20...

Page 36: ...36 CEM C20 Instruction Manual...

Page 37: ...37 Instruction Manual CEM C20...

Page 38: ...CIRCUTOR SA Vial Sant Jordi s n 08232 Viladecavalls Barcelona Tel 34 93 745 29 00 Fax 34 93 745 29 14 www circutor com central circutor com...

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