Circutor RGU2 Series Manual de usuario Pagina 1

INSTRUCTION MANUAL(M98251301-03-13B)Earth leakage relayRGU-2

3�4�2� AS A MONITOR (RCM)Figure 4:Connection diagram of the unit as a monitor� 4�- START-UP 4.1.- DEFAULT CONFIGURATIONWhen the unit is power

In case a level of leakage has been detected, the LCD will show the earth leakage symbol, (Figure 6)� Figure 6: Earth leakage protection with leakage

When the instantaneous leakage current has been measured, the RGU-2 unit will operate in accordance with the programmed parameters: - Trip current (I

The following are shown on the display by default: - IΔn, Adjusted trip current and associated units. - td, Delay time of the adjusted trip and associ

AUX relay fault screen (Figure 13)� Figure 13:Fault relay screen� 5.3.- LED INDICATORSThe unit has the following LEDs:LED ONGreen LED, indi

5.5.- OUTPUTSThe unit has two independent output relays: 5�5�1� TRIP RELAY, TRIPSwitched contact relay (terminals 13, 14 and 15 in Figure

PROGTrip delay time, tdThe current value will start ashing. Press the RESET key gradually to browse all programming values (Tabla 3). Accept with the

5�6�2 PROGRAMMING THE AUXILIARY RELAY, AUXOpen the auxiliary output screen and hold down the RESET key for 2 seconds to program the operation of

5�6�3 FREQUENCY AND STATUS OF THE OUTPUT RELAY CONTACTSTo program the frequency and status of the output relay contacts, TRIP and AUX, open the

5�6�4 LOCKING THE KEYBOARDThe unit has a series of devices that can be used to disable the programming operations (seal-able PROG button). Howev

2RGU-2 Earth Leakage RelayInstruction Manual

5.7.- TRIP EVENTSWhen a circuit breaker has been activated, the LEDs, output contacts and display will indicate the cause that generated this si

5�7�2� LOCAL / EXTERNAL TEST TRIP LED ON LED, off. LEAKAGE LED, xed. OUTPUT RELAYS The TRIP relay (terminals 13,14,15) changes its status. The

5.8.- RECLOSING SYSTEMThe reclosing system varies after a leakage or test trip, in accordance with the unit's connection diagram. 5

6�- TECHNICAL FEATURESPower SupplyVoltage 110V AC o 230V ACTolerance -20%, +20%Frequency 50 Hz - 60 HzMaximun consumption 6 VA ( 110V AC) - 6 VA ( 23

6.1.- DIMENSIONSFigure 21:Dimensions of the RGU-224RGU-2 Earth Leakage RelayInstruction Manual

7�- MAINTENANCE AND TECHNICAL SERVICE 8�- WARRANTYIn the case of any query in relation to unit operation or malfunction, please contact the CIRCUTOR,

9�- CE CERTIFICATE26RGU-2 Earth Leakage RelayInstruction Manual

APPENDIX A: TRIP CURVESFigure 22: Instantaneous Trip Curve�Figure 23: Selective Trip Curve�INSTANTANEOUS CURVE( INS)SELECTIVE CURVE( SEL)27Instructio

CIRCUTOR, SA Vial Sant Jordi, s/n08232 -Viladecavalls (Barcelona)Tel.: (+34) 93 745 29 00 - Fax: (+34) 93 745 29 14 www.circutor.es central@circuto

SAFETY PRECAUTIONS DISCLAIMERDANGERWarns of a risk, which could result in personal injury or material damage.ATTENTIONIndicates that special attentio

CONTENTS SAFETY PRECAUTIONS �����������������������������������������������������������������������������������������������������3 DISCLAIMER �

REVISION LOGTable 1: Revision log�Date Revision Description10/13 M98251301-03-13A Initial Version11/13 M98251301-03-13B Modied Figure 15Instruction

1�- VERIFICATION UPON RECEPTIONCheck the following points when you receive the unit: a) The unit meets the specications described in your order.

3�- UNIT INSTALLATION 3.1.- PRIOR RECOMMENDATIONSIn order to use the unit safely, it is critical that individuals who handle it follow the safe

3.2.- INSTALLATIONThe unit is installed on a DIN rail. All active conductors that supply the loads or the part of the installation where the e

3.4.- CONNECTION DIAGRAM 3�4�1� AS A PROTECTION ELEMENT (MRCD) A�- SHUNT COIL TRIP (Manual reclosing system with RESET)Figure