Circutor RECmax Lpd Instruction Manual
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Circutor RECmax Lpd Instruction Manual

Circutor RECmax Lpd Instruction Manual

Earth leakage circuit breaker with automatic re-closing system
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Earth leakage circuit breaker with automatic
re-closing system
RECmax Lpd
INSTRUCTION MANUAL
(M98252901-03-21A)

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Summary of Contents for Circutor RECmax Lpd

  • Page 1 Earth leakage circuit breaker with automatic re-closing system RECmax Lpd INSTRUCTION MANUAL (M98252901-03-21A)
  • Page 2 RECmax Lpd Instruction Manual...

  • Page 3: Safety Precautions

    En el presente manual, si las instrucciones precedidas por este símbolo no se respetan o realizan correctamente, pueden ocasionar daños personales o dañar el equipo y /o las instalaciones. CIRCUTOR, SA se reserva el derecho de modificar las características o el manual del producto, sin previo aviso. DISCLAIMER CIRCUTOR, SA se reserva el derecho de realizar modificaciones, sin previo aviso, del equipo o a las especificaciones del equipo, expuestas en el presente manual de instrucciones.

  • Page 4: Table Of Contents

    3�2�1�- MEASUREMENT OF THE EARTH LEAKAGE CURRENT IΔ ��������������������������������������������������������������������������������� 8 3�3�- TERMINALS OF THE DEVICE ������������������������������������������������������������������������������������������������������������������������������������9 3�4�- CONNECTION DIAGRAMS ���������������������������������������������������������������������������������������������������������������������������������������10 3�4�1�- MEASUREMENT OF SINGLE-PHASE NETWORK: RECmax Lpd 2-POLE ���������������������������������������������������������10 3�4�2�- MEASUREMENT OF THREE-PHASE NETWORK: RECmax Lpd 4-POLE �����������������������������������������������������������11 3�5�- DISCONNECTION OF THE DEVICE �������������������������������������������������������������������������������������������������������������������������� 12 4�- OPERATION �������������������������������������������������������������������������������������������������������������������������������������������������������������������...

  • Page 5: Revision Log

    RECmax Lpd REVISION LOG Table 1: Revision log� Date Revision Description 10/13 M98252901-03-13A Initial Version 11/13 M98252901-03-13B Modifications in the characteristics of earth leakage transformer. 12/17 M98252901-03-17A New manual design Changes in the following sections: 05/18 M98252901-03-18A 3.3. - 3.4. - 4.7. - 4.9. - 4.10.

  • Page 6: 1�- Verifications Upon Reception

    2.- DESCRIPTION OF THE PRODUCT The RECmax Lpd protects against over-currents and is based on an ultra-immunised circuit breaker and earth leakage protection system, with breaking capacity at full load and automatic re-closing control.

  • Page 7: 3�- Installing The Device

    The RECmax Lpd device must be installed by authorised and qualified staff. Disconnect the device from the mains and disconnect the measuring devices before handling, chang- ing the connections of or replacing the device.

  • Page 8: 3�2�- Installation

    The device must not be used until the installation process is complete. The RECmax Lpd must be installed inside an electric panel or enclosure and mounted on a DIN rail 46277 (EN 50022).

  • Page 9: 3�3�- Terminals Of The Device

    Figure 1: Error in the connection of the earth leakage transformer� 3�3�- TERMINALS OF THE DEVICE The RECmax Lpd terminals are distributed between the upper and lower face of the device. Table 4:List of RECmax Lpd terminals� Terminals of the RECmax Lpd device...

  • Page 10: 3�4�- Connection Diagrams

    3�4�- CONNECTION DIAGRAMS 3�4�1�- MEASUREMENT OF SINGLE-PHASE NETWORK: RECmax Lpd 2-POLE Figure 3: Measurement of single-phase network: RECmax Lpd 2-pole� The EXT input enables the motorised switch to be controlled remotely (opening and closing). The input is activated when terminals 12-13 are short circuited with an ex- ternal voltage-free contact, for example a button.

  • Page 11: 3�4�2�- Measurement Of Three-Phase Network: Recmax Lpd 4-Pole

    RECmax Lpd 3�4�2�- MEASUREMENT OF THREE-PHASE NETWORK: RECmax Lpd 4-POLE Figure 4: Measurement of three-phase network: RECmax Lpd 4-poles� The EXT input enables the motorised switch to be controlled remotely (opening and closing). The input is activated when terminals 12-13 are short circuited with an ex- ternal voltage-free contact, for example a button.

  • Page 12: 3�5�- Disconnection Of The Device

    RECmax Lpd 3�5�- DISCONNECTION OF THE DEVICE If after wiring the RECmax Lpd you decide to have the protected line disconnected, you must dis- connect the device manually by pushing the contact lever of the switch downwards and moving the mechanical lock (yellow sealable catch ) upwards.

  • Page 13: 4�- Operation

    4.- OPERATION 4�1�- OPERATING PRINCIPLE RECmax Lpd is a device for protecting single-phase or three-phase electrical installations of up to 63 A in which a high continuity of electrical service must be guaranteed. The device has an automatic reset system after a trip, so it reconnects on its own after a period of time, with the installation recovering power without human operator intervention.

  • Page 14: 4�3�- Keyboard Functions

    RECmax Lpd 4�3�- KEYBOARD FUNCTIONS The RECmax Lpd has 3 keys, Figure 7 Keyboard Figure 7: Keyboard�  TEST, pressing this key causes a forced trip of the earth leakage protection. If the device has already tripped, pressing does not cause any action.

  • Page 15: 4�4�- Display

    PROG Figure 8: RECmax Lpd display� The device display shows different symbols that indicate the operating status of the device: The leakage symbol with the bars is activated when a leakage current is detected. The num- ber of bars is proportional to the instantaneous value of the leakage current, scaled with respect to the trip current IΔn.

  • Page 16: 4�5�- Led Indicators

    RECmax Lpd 4�5�- LED INDICATORS The device has 2 indicator LEDs, Figure 9 LEDs Figure 9: RECmax Lpd LED indicators� Table 7: Description of the LEDs: Normal operating status� Normal operating status Description Green On: Powered device. Table 8: Description of the LEDs: Trip status�...

  • Page 17: 4�6�- Inputs

    RECmax Lpd 4�6�- INPUTS The RECmax Lpd has one key:  EXT input (terminals 12 and 13 in ) enables the remote control of the main switch, trip Table 4 or reset of the switch depending on its status. The input is activated when terminals 12-13 are short circuited with an external contact (volt- age-free), for example a button.

  • Page 18: 4�8�- Reset Lever And Manual Locking

    RECmax Lpd with the microprocessor the relay will not close.  ON/OFF output (terminals 16, 17 and 18 in ) indicates status of the main switch. Table 4 Table 12: ON/OFF output� ON/OFF output Main switch Contact 16 - 17...

  • Page 19: 4�10�- Trip Status

    RECmax Lpd 4�10�- TRIP STATUS The device may be tripped due to:  Actuation of the protection due to an installation defect, whether the earth leakage protec- tion or protection against overloads or a short-circuit.  Manual opening of the main switch, lowering the switch lever.

  • Page 20: 4�10�2�- Automatic Reclosing Is Not Possible

    RECmax Lpd PROG Figure 10: Screens after an earth leakage protection trip� If the trip is caused by a fault in the protection due to overloads or a short circuit, a screen will ap- pear indicating the number of reclosing attempts carried out by the circuit breaker. (See Figure 11 “5.2.2.- CIRCUIT BREAKER TRIP”...
  • Page 21 RECmax Lpd In this situation the status indicators are shown in Table 15� Table 15: Trip status: Automatic reclosing is not possible� Trip status: Automatic reclosing is not possible Main Reset lever Green LED Red LED switch Open Down Permanently on...

  • Page 22: 5�- Display

    RECmax Lpd 5.- DISPLAY 5�1�- NORMAL OPERATING STATUS In the normal operating status, the device shows 5 information screens on the protection of the device. Press the PROG key to move between the different screens. Table 16: Display screens: Normal operating status�...

  • Page 23: 5�2�- Trip Status

    RECmax Lpd 5�2�- TRIP STATUS When the trip occurs the device shows the display screens in red. 5�2�1�- EARTH LEAKAGE PROTECTION TRIP Press the PROG key to move between the different screens. Table 17: Display screens: Earth leakage protection trip�...

  • Page 24: 5�2�2�- Circuit Breaker Trip

    RECmax Lpd 5�2�2�- CIRCUIT BREAKER TRIP Press the PROG key to move between the different screens. Table 18: Display screens: Circuit breaker trip� Display screens: Circuit breaker trip Delay and Sensitivity No� of trips which have occurred due to circuit breaker.

  • Page 25: 6�- Configuration

    RECmax Lpd 6.- CONFIGURATION The correct operation of the RECmax Lpd depends on its correct adjustment. Since it is a protection device, erroneous adjustment can compromise the protection of property and people. That is why it is very important that it is adjusted by a trained technician to decide on the most appropriate type of protection in each installa- tion.

  • Page 26: 6�1�2�- Sensitivity Current, Iδn

    RECmax Lpd When the value on the screen is the desired value, press the PROG key to jump to the next program- ming point. If you do not press any key for 5 s, the screen shown in appears and the device opens the Figure 15 Delay and Sensitivity screen, without saving the changes made.

  • Page 27: 6�2�- Automatic Reclosing

    RECmax Lpd 6�2�- AUTOMATIC RECLOSING To configure the automatic reclosing parameters, press the PROG key for more than 3 seconds, while the Leakage current or Total no� of trips screen is displayed. PROG > 3s PROG PROG RESET RESET RESET...

  • Page 28: 6�2�2�- Srm: Circuit Breaker Reclosing Sequence

    RECmax Lpd Table 20 (Cont�): Available sequences (SDR)� SDR: Available sequences DI 7 1 min. 30 min. DI 8 90 s. 30 min. DI 9 2, 4 and 6 min. the rest 15 min. DI 10 3 min. 30 min.

  • Page 29: 6�2�3�- Rstc: Partial Meter Resetting

    RECmax Lpd Press the PROG key to save the selected sequence and exit the setup menu; when exiting, the screen is displayed for a few seconds. Figure 16 If you do not press any key for 5 s, the screen shown in...

  • Page 30: 6�2�5�- Freq: Nominal Frequency

    RECmax Lpd STD, the contactor of the TRIP output acts without positive safety. POS, the contactor of the TRIP output acts with positive safety. Press the PROG key to save the selected option and exit the setup menu; when exiting, the screen in is displayed for a few seconds.

  • Page 31: 6�2�6�- Fact: Factory Configuration

    RECmax Lpd 6�2�6�- FACT: FACTORY CONFIGURATION The factory default Configuration can be restored on this screen. PROG PROG PROG Press the RESET key to move between the different options: NO, the factory values are not restored. YES, the factory values are restored.
  • Page 32 RECmax Lpd PROG Figure 18: Locking screen Press the RESET key to move between the different options: BL N, removes the Configurations locking BL Y, activates the Configuration locking. Press the PROG key to save the selected option and exit the setup menu; when exiting, the screen in is displayed for a few seconds.

  • Page 33: 7�- Technical Features

    240 / 415 V ~ Magnetic trip curves C / D Flexible cable Rigid cable Cross-section 25 mm 35 mm RECmax Lpd 2-pole RECmax Lpd 4-pole Number of poles Residual earth leakage current 0.851 I∆n Poles Voltage Icn / Ics...
  • Page 34 6 - 7.5 mm Flexible cable Rigid cable Maximum cross-section 0.05 - 1.5 mm 0.05 - 2.5 mm Attachment DIN rail RECmax Lpd 2 pole RECmax Lpd 4 pole Dimensions Figure 19 Figure 20 Weight 550 g. 800 g. Enclosure...
  • Page 35 RECmax Lpd Figure 19: Dimensions of the RECmax Lpd 2-pole� Figure 20: Dimensions of the RECmax Lpd 4-pole� Standards General requirements for residual current operated protective devices IEC TR 60755:2008 Electrical accessories - Circuit breakers for overcurrent protection for house- UNE-EN 60898-1:2004 hold and similar installations -- Part 1: Circuit-breakers for a�c�...

  • Page 36: 8�- Technical Service

    9.- WARRANTY CIRCUTOR garantiza sus productos contra todo defecto de fabricación por un período de dos años a partir de la entrega de los equipos. CIRCUTOR reparará o reemplazará, todo producto defectuoso de fabricación devuelto durante el pe- ríodo de garantía.

  • Page 37: 10�- Ce Certificate

    RECmax Lpd 10.- CE CERTIFICATE Instruction Manual...
  • Page 38 RECmax Lpd Instruction Manual...
  • Page 39 RECmax Lpd Instruction Manual...
  • 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.com central@circutor.com...

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