OCEM AUGER energy DIAM 53 Series Use And Maintenance Manual

Constant current regulator

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Use and Maintenance Manual
Translation of Original Instructions
Constant
Current
Regulator
ocem
EN

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  • Page 1 1f56dc4f-5fec-4df3-8489-576f9b247816 Use and Maintenance Manual Translation of Original Instructions Constant Current Regulator ocem...
  • Page 2 OCEM Airfield Technology, and any other name/brand associated with products OCEM Airfield Technology mentioned or indicated in this document, are trademarks or registered by OCEM Airfield Technology. The rights of third parties on each registered trade mark mentioned in this document are the property of their respective owners.
  • Page 3: Table Of Contents

    DIAM Series 53 GENERAL INFORMATION Safety information EC directive Package content Manual reference guide Safety instructions Safety symbols 1.7 Definition of operator Limited warranty CE marking 1.10 Confidentiality, industrial property rights 1.11 Disposal 1.12 Article identification DESCRIPTION OF THE DEVICE 2.1 General characteristics 2.2 Operating principle Reference standards 2.4 Nb. of steps 2.5...
  • Page 4 DIAM Series 53 ADJUSTMENTS AND MAINTENANCE 4.1 Preliminary operations 4.2 Selection of the operation mode 4.3 Navigation map Local monitoring Warning and alarm messages 4.6 Troubleshooting 4.7 Access to the configuration 4.8 Edit parameters 4.9 Software configuration utility 4.10 Scheduled maintenance 4.11 Corrective Maintenance - Component Identification 4.12 Spare parts UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 5: General Information

    DIAM Series 53 GENERAL INFORMATION Safety information HIGH VOLTAGE - RISK OF DEATH This equipment is normally used in systems using dangerous and lethal levels of voltage. Use the utmost care when operating and maintaining the equipment and the related circuits. Consult the applicable rules and regulations on safety and work precautions. Always refer to any applicable national, international, federal/community standards, as for example (representative and non-exhaustive list): ● ILO conventions no. 155,148, 167 relating to the safety and health of workers, to protection against professional risks, electrical safety during maintenance work;...
  • Page 6: Ec Directive

    Manufacturer or of the certificates accompanying the product. Package content The CCRs DIAM Series 53 of OCEM Airfield Technology are optimized static power supplies, for powering airport light signalling circuits by connecting fixtures with isolating transformers to a series circuit. The control of operating values is ensured by dual-stage power modules (rectifier and inverter), capable of maintaining constant the output steps independently from load or power supply fluctuations.
  • Page 7 DIAM Series 53 These devices are specially designed for supplying airport visual aids, in compliance with all international standards. The device is designed in compliance with: ● FAA AC 150/534-26 ● ICAO Airport Design Manual, Part 5; ● IEC 61820-3-2 (CCR), 61821 (Maintenance). Immediately check for visible damages of the device and of the containing parts. Carefully unpack the device and check for visible damages. Store all the components in the original packaging until the time of installation. Take care not to damage sheet metal parts, cables and internal components.
  • Page 8: Manual Reference Guide

    DIAM Series 53 Manual reference guide This document contains all the information related to the equipment and describes the procedures to follow during the installation of the product and during ordinary maintenance. The document is indented for all operators that must intervene on the equipment. This document does not replace in any manner applicable laws, rules or regulations, included the standards FAA and ICAO. The precautions provided in the manual are always preceded by a symbol as illustrated below: Indicates the warnings, the notes, the suggestions and other points on which is intended to draw the attention of the reader.
  • Page 9 DIAM Series 53 Always proceed with the utmost attention. Safe intervention procedures indicated aim to protect the operator against possible risks and to preserve the fixture from any damages. SAFE INTERVENTION ON THE REGULATOR Operate in this way: ● Switch off the constant current regulator by opening the main switch ● Open the protection switch upstream ● Modify the functional and protective wiring between the regulator and the series/grounding circuit cables to ensure the operator safety during maintenance/testing.
  • Page 10: Safety Symbols

    All operations on equipments and on its internal parts must be performed by professional staff, properly trained for Cardio Pulmonary Resuscitation (CPR) techniques. Never operate on devices if there is not at least another operator properly trained for CPR techniques. Check that Operators do not operate outside their own specific fields of competence and responsibility. OCEM Airfield Technology declines any and all liability arising from wrong operations carried out by untrained personnel in the use of the devices, or deriving from the non compliance of general safety standards. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 11: Limited Warranty

    Product, only on condition that this Product is resold as NEW and with the original packaging. Each change and/or tampering made to the product immediately terminates the warranty. OCEM Airfield Technology cannot be held responsible for any damage to items or persons deriving from the failure to comply with instructions relating to installation, use and maintenance of the product, and to the installation and storage environmental conditions stipulated by the Manufacturer or by applicable rules regarding electrical devices and systems.
  • Page 12: Ce Marking

    DIAM Series 53 CE marking This equipment complies with the requirements of European legislation for the CE marking. The user should carefully read this document and respect all the requirements quoted. This equipment meet the requirements in relation to health and safety of the main EC directives, and in particular of the EMC Directive on electromagnetic compatibility (2014/30/EU) and of the LV Directive relating to electrical equipment designed for use within certain voltage limits (2014/35/EU). 1.10 Confidentiality, industrial property rights The Customer needs to adopt the maximum confidentiality with respect to all the information of technical nature (including, by way of example and not exhaustively, plans, programmes, documentation, formulas, recipes, setting and correspondence) received by the Supplier or in any case assimilated or gained during the conclusion of the Contract of sale. Any right regarding intellectual and industrial property connected to equipment and to any other element included in the supplied Goods as indicated in the Contract remain exclusive property of the Supplier. 1.11 Disposal At the end of use, the user must confer all the waste in suitable differentiated waste collection centres. It is the responsibility of the user the correct disposal of the equipment in accordance with the WEEE Directive and with the respective national laws in force at the time of disposal. These equipments must never be disposed of in the household waste. 1.12 Article identification On each equipment there is an identification plate of the article, where the article code is reported; on the plate there are additional data: the name of the model, employments or use, power supply features, any trademarks and/or marks that attest the agreement of the equipment to specific regulations or legislations. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 13: Description Of The Device

    DIAM Series 53 DESCRIPTION OF THE DEVICE General characteristics The DIAM Series 53 constant current regulators are designed for the purpose of powering series circuits for luminous fixtures of airport areas: runways, taxiways and aircraft aprons. The DIAM Series 53 constant current regulators (URCC) are optimized static power supplies, whose control is ensured by dual-stage power modules (rectifier and inverter), capable of maintaining constant the output steps independently from the load fluctuations and the supply voltage. The DIAM Series 53 constant current regulators are compliant with the rules: IEC 61820-3-2 ICAO Aerodrome design manual, part 5 The DIAM Series 53 constant current regulators described in this manual have been designed to be installed on the levelled floor with adequate flatness and strength characteristics.
  • Page 14 DIAM Series 53 DIAM53 (SEB cut‑out + ICS) DIAM53 (SCC cut‑out) UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 15: Operating Principle

    DIAM Series 53 Operating principle The control and management system of the device is scheduled to manage the operation of the constant current regulator automatically. The unit also provides the possibility of advanced functions, which can be activated by the user if required (Wig-Wag mode and 4-20 mA mode). When a brightness level is selected, the system activates the main contactor and adjusts the bipolar transistors to supply the output series circuit with a current value in accordance with the set value. The device continuously measures the loop current (via a Hall effect sensor), which is compared with the set value. The detected rejection is used to correct the operating parameters via a digital regulator. With the word LOOP means the series circuit installed in the field, for the supply of light fixtures. The dischargers on the output line of the device (OLA) protect the device from any overvoltages in the circuit. The burnt lamps detector (LFD) allows the detection of the presence of burnt lamps on the series circuit. If used, the LFD function must be properly configured and calibrated on the field. Optional devices perform control and monitoring of the operating parameters, disconnection manoeuvres of the output circuit to the load, and input overvoltage protection, simplifying the operation and functioning of the device: ● An insulation monitoring system (EFD) allows continuous analysis of the resistance value between the series circuit and earth, signalling the exceeding of the pre-alarm and alarm thresholds. ● An output disconnection device (CUT-OUT) simplifies the maintenance on the HV side: units equipped with the disconnection device can be serviced without the need to disconnect the series circuit terminals and the earth connection.
  • Page 16: Reference Standards

    DIAM Series 53 Reference standards The constant current regulators are manufactured in accordance with the following standard: ● IEC 61820-3-2: Electrical installations for lighting and signalling in airports and heliports - Part 3-2: Requirements for power supplies - Special requirements for series circuits. ● ICAO Doc 9157 -Part 5: Aerodrome Design Manual - Part 5 - Electrical systems. Nb. of steps The constant current regulators can be equipped with a number of steps varying from 1 to 8, each configurable in the range 1.8-6.6 A, to meet different end-user requirements. According to IEC 61822, the nominal output current range is: ● Style 1: from 4.8 to 6.6 A ● Style 2: from 2.8 to 6.6 A The table provides the normalised CCR pre-settings. These settings can be modified in accordance with the requirements of an airport.
  • Page 17: Supply Voltage

    DIAM Series 53 Supply voltage The DIAM Series 53 constant current regulators can be supplied with different voltage levels, depending on the network values. The constant current regulators DIAM Series 53 are designed for three-phase power supply (3PH+GND) with rated supply voltage from the following values: 380, 400 o 415V [±10 % (IEC), 50/60 Hz]. Attention: The supply voltage value chosen when ordering cannot be changed. Nominal power The constant current regulators can provide variable output power depending on the chosen configuration. The available sizes are: 2,5 kVA, 5,0 kVA, 7,5 kVA, 10,0 kVA, 15,0 kVA, 20,0 kVA. The constant current regulators are air-cooled. Up to the maximum power of 10.0 kVA, ventilation is natural, while forced ventilation is provided for larger sizes (through internal fans). Attention: The nominal power value chosen when ordering cannot be changed. Wired remote control The constant current regulators can be configured to be controlled and monitored through dry contacts (relay 125 V /2 A or 125 V /2 A for resistive loads) and by an internal or external voltage (from 20 to 60 V , positive or negative) or through multipolar cable (input via cable gland and terminal block attestation or connection through...
  • Page 18: Product Code

    DIAM Series 53 2.11 Product Code example: D53 - IEC 5 - 40 05 - E 6 5 C - ICS2 - DTxxxx Reference standards IEC = IEC (61820-3-2) ( ) = AENA (DIN/DNYM/PPT/002-05/13) ( ) Nb. of steps (brightness ‑ from 1,5 to 6,6 A): from 1 =1 nb. of steps to 8 = 8 nb. of steps...
  • Page 19: Behaviour In Case Of Fault

    DIAM Series 53 2.12 Behaviour in case of fault If the unit detects a fault or an error, the control system applies corrections and informs the operator through a message on the display. The possible types of warning are: ● WARNING: the constant current regulator continues normal operation but alerts the operator that a problem is present (this is the case with EFD or LFD fault). ● ALARM: the constant current regulator is unable to continue normal operation and interrupts the current supply due to an internal fault (e.g. alarm of one of the overcurrent threshold levels) or an external fault (e.g. open circuit). When a fault occurs, prompt action must be taken to identify the cause of the fault and eliminate the problem. The system can only be reset by means of a manual reset (STOP key). The unit preserves the memory of messages detected during operation even in the event of the supply voltage.
  • Page 20: Wiring

    DIAM Series 53 2.13 Wiring To wire the DIAM Series 53 system properly, use only cables compliant with the relevant technical specifications (FAA L-824, IEC/EN 60228), specially designed for airport installations and safety-critical systems. The cables necessary for the functioning of the unit are not included in the supply. It is the customer’s responsibility to arrange appropriate certified equipment to connect the units. Before connecting the unit, check that the unit configuration is compatible with the actual system conditions.
  • Page 21: Installation

    DIAM Series 53 INSTALLATION Constant current regulator The DIAM Series 53 constant current regulators, installed to supply the series circuits, are capable of supplying current to the series circuit to provide the necessary brightness to the light fixtures installed on the circuit. The number of selectable brightness levels must be consistent with the intended functionality of the circuit design. The features of series circuit must be compliant with the dispositions of competent bodies and with the regulations in force. The load actually supplied by the series circuit must not exceed the operating limits of the constant current regulator. For the construction of the supply circuits and for the series circuits, refer to the requirements of the relevant Standards. For the conformity of the light fixtures supplied by the constant current regulators through the series circuits, refer to the specific product certifications.
  • Page 22: Handling And Positioning Of The Device

    DIAM Series 53 Handling and positioning of the device To position the device correctly, take the following aspects into consideration: ● Access to the unit from the front side must be guaranteed to make operation and maintenance procedures easy. ● The constant current regulators must be arranged side by side. ● Maintain a free space of at least 20 cm at the rear side of the unit to ensure proper ventilation of the device. Before proceeding with the operation, check the conditions of the device: ● check that the mechanical fixing of the components are steady; ● check that the internal connections are properly tightened; ● check that the internal equipotential connections are all well realized. Always use lifting equipment of suitable characteristics: before handling the load, check the weight and dimensions of the load to be lifted, verifying the correct positioning of the centre of gravity.
  • Page 23: Preliminary Checks

    DIAM Series 53 Preliminary checks Store the device in its original packaging until the time of installation. Check the characteristics of the electrical system into which the device must be integrated before installing the constant current regulator. ● The power supply line must be suitably dimensioned and adequately protected. ● Only use the device in combination with series circuits that comply with the standard FAA AC 150/5340-30 and ICAO Aerodome Design Manual Part 5.
  • Page 24: Connection To The Power Supply

    DIAM Series 53 Connection to the power supply Before carrying out any intervention on the device, cut off all external power sources and place appropriate work-in-progress warnings on the systems. Wait for the discharging time (at least 5 min) and check using appropriate instruments that there are no residual energies before accessing the electrical equipment.
  • Page 25: Connection Of The Series Circuit

    DIAM Series 53 Connection of the series circuit Before carrying out any intervention on the device, cut off all external power sources and place appropriate work-in-progress warnings on the systems. Wait for the discharging time (at least 5 min) and check using appropriate instruments that there are no residual energies before accessing the electrical equipment.
  • Page 26: Remote Control Configuration

    DIAM Series 53 Remote control configuration The connection for remote control varies depending on the configuration of the device. The connections are available on the back of the unit. Connect the prepared cables to the respective doors of the device. The units can be equipped with 1 or 2 serial communication interfaces. The basic configuration includes one RS485 type serial port. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 27: External Circuit Selector Interlock

    DIAM Series 53 External circuit selector interlock The unit is supplied already wired to operate without an external circuit selector. To operate, the two terminals S1 and S2 are short‑circuited (removable jumper). To operate in combination with an external selector, it is necessary for the unit to stop the supply at least 100 ms before the circuit changeover occurs in order to prevent transitory overcurrents from drastically reducing the life of the powered lamps.
  • Page 28: Tests And Checks

    DIAM Series 53 Tests and checks At the end of the installation (before commissioning) and whenever necessary, carry out function tests and checks. Always follow the safety instructions in order not to create dangerous situations for persons or property. 3.8.1 Short-circuit test Do not perform this test if there is any doubt about the correct operation of the unit, or if there is a fault or breakage.
  • Page 29 DIAM Series 53 3.8.2 Open circuit test Do not perform this test if there is any doubt about the correct operation of the unit, or if there is a fault or breakage. ● Act on the main switch and switch off the unit. ● De-energise the power supply and wait for the discharging time. ● Open the rear cover and completely disconnect the series circuit. If the unit is equipped with a SIMALT4 or SEB devices, it is possible to disconnect the series circuit without acting on the wirings, by removing the jumpers CCR (for more information, see document ES‑MT‑0113 accompanying the CUT‑OUT device).
  • Page 30 DIAM Series 53 Page intentionally left blank UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 31: Adjustments And Maintenance

    DIAM Series 53 ADJUSTMENTS AND MAINTENANCE After completing the installation, check that all the fixed guards are closed. Only now is possible to close the upstream cut-out to supply the device. Preliminary operations Act on the local cut-out (thermal-magnetic circuit breaker CB - standard), by rotating it in ON position. Now the device is ONLINE (constant current regulator powered) the display switches on, the system is initialized and the device will revert to STOP mode: the controller's control system is active, but the series circuit is disconnected. When the device is ONLINE the display always shows the output current in A (1). If the EFD option is present, during operation, the display always shows the output current in A (1) and the earth fault resistance in kΩ...
  • Page 32: Selection Of The Operation Mode

    DIAM Series 53 Selection of the operation mode The unit is supplied with a pre‑set of parameters in accordance with the machine configuration. For normal use, reconfiguration is not necessary during installation operations. Starting from the STOP mode the constant current regulator can power the series circuit operating in different modes: ● LOCAL mode (1): press the LOCAL button (P1.2) to select the local control mode. If the unit is equipped with a selector, it is possible to enable the selected output circuits by pressing the (P2.x) buttons. The display shows the current operating parameters (the output current and the earth fault resistance) and the operator can manually select a different level by pressing the (P3.x) buttons depending on the needs. ● REMOTE mode: press the AUTO button (P1.3) to select the remote control mode. The display shows the current operating parameters (the output current and the earth fault resistance). If the unit is equipped with a selector, it is possible to enable the selected output circuits by pressing the (P2.x) buttons.
  • Page 33: Navigation Map

    DIAM Series 53 Navigation map When the device is ONLINE the display always shows the output current in A. If the EFD option is present, during operation, the display always shows the output current in A and the earth fault resistance in kΩ. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 34: Local Monitoring

    DIAM Series 53 Local monitoring From the main page it is always possible to read in real time the output current values (expressed in A) and the earth fault resistance (expressed in kΩ). Through the navigation menu (P4) of the functions it is possible to read the real-time values of the main quantities measured by the system (P6b): ● Loop current Io (expressed in A) ● Loop voltage Uo (expressed in V) ● Loop power Po (expressed in kVA) ● Input current Ii (expressed in A) ● Input voltage Ui (expressed in V) ● Injection voltage of the detector earth fault (expressed in V) ● Input Power (expressed in W) ● Input Power Factor (capacitive/inductive) ● Earth fault resistance (expressed in kΩ) ● Effective and ideal Load tapping Identifier ● TI opened (expressed in percentage value) ● Phase angle (expressed in percentage value) ● Output Power (expressed in W) ● Input Power Factor (capacitive/inductive) Through the navigation menu (P4) of the functions it is possible to read the real-time values of the operation of the system (P6f) both overall and for each expected brightness level (expressed in hours) UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 35 DIAM Series 53 Through the navigation menu (P4) of the functions it is possible to consult graphs (P6f) of the progress of the main quantities measured by the system (P6b): ● Ii: input current (expressed in A) ● Ui: input voltage (expressed in V) ● Io: loop current (expressed in A) ● Uo: loop voltage (expressed in V) To optimise the view, you can act on the setting button (P10) and increase or decrease the scale of the measured quantities. It is possible at any time to restore the initial view of the graph by acting on the corresponding button (P11).
  • Page 36: Warning And Alarm Messages

    DIAM Series 53 Warning and alarm messages During operation, the display always shows the presence of warning or alarm messages, if any. In presence of active errors, an icon appears in the top bar of the interface. When active error messages are reported, by acting on the button (P5) it is possible to access the message register. A coloured icon identifies the type of message: ● YELLOW LED: warning message. This is an abnormal error/fault situation that does not prevent the device from functioning, but requires attention as soon as possible.
  • Page 37 DIAM Series 53 In the case of WARNING [W], the possible messages are: ● EFD level 1: with the EFD (Earth Fault Detector) option enabled, it signals an excessive earth resistance value compared to the value set for the threshold level 1. ● [A2] EFD level 2: with the EFD (Earth Fault Detector) option enabled, it signals an excessive earth resistance value compared to the value set for the threshold level 2. ● No EFD: the measuring electronic board is unable to provide the required values. ● LFD level 1: with the LFD (Lamp Fault Detector) option enabled, it signals the presence of a number of burnt lamps higher than the value set for the threshold level 1. ● LFD level 2: with the LFD (Lamp Fault Detector) option enabled, it signals the presence of a number of burnt lamps higher than the value set for the threshold level 2. ● Meas. lamps: the measuring sensor is unable to provide the required values. ● BAD Freq.: the supply line frequency is outside the permissible range or an asymmetrical wave shape is detected. ● TC-TS board: the wired remote control is faulty/not present. ● Regulation error: the current value supplied exceeds the limits of the range of the corresponding level (B0... B7) set. ● Power Drop: indicates a sudden drop in output power of more than 10%. ● Temp. level 1: the controller internal temperature is higher than the value set for the threshold level 1 (AENA version only). ● Temp. level 2: the controller internal temperature is higher than the value set for the threshold level 2 (AENA version only). ● Power Temp.: the heatsink temperature is above 90°C.
  • Page 38: Troubleshooting

    DIAM Series 53 Troubleshooting Before proceeding to delete the message, identify the cause of the fault and eliminate the problem. Check the general status of the device. If necessary, consult the manual to identify the problem and the possible causes of failure. Eliminate the problem and press the RESET button (P12) to restore the system. A system reset is only possible with the system energised in STOP mode. The unit preserves the memory of messages detected during operation even in the event of the supply voltage.
  • Page 39: Access To The Configuration

    DIAM Series 53 Access to the configuration Changing and updating the values is only possible with the system energised in STOP mode. Access to some parameters is restricted to authorised users only. Proper management of the credentials is the sole responsibility of the Customer, which must provide any access to advanced functionalities only to suitably trained and specifically authorised operators.
  • Page 40: Edit Parameters

    DIAM Series 53 Edit parameters The unit is supplied with a pre‑set of parameters in accordance with the machine configuration. For normal use, reconfiguration is not necessary during installation operations. Changing the parameters is only possible with the system energised in STOP mode. To modify the parameters: ●...
  • Page 41 DIAM Series 53 4.8.1 Configuration parameter diagram The unit is supplied with a pre-set of parameters in accordance with the machine configuration. The parameter diagram is presented below. Please check the actual configuration of the device. Some parameters may not be available, if the relevant option is not present on the device. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 42 DIAM Series 53 Please check the actual configuration of the device. Some parameters may not be available, if the relevant option is not present on the device. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 43 DIAM Series 53 Please check the actual configuration of the device. Some parameters may not be available, if the relevant option is not present on the device. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 44 DIAM Series 53 Please check the actual configuration of the device. Some parameters may not be available, if the relevant option is not present on the device. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 45 DIAM Series 53 4.8.2 Communication parameter diagram The unit is supplied with a pre-set of parameters in accordance with the machine configuration. The parameter diagram is presented below. Please check the actual configuration of the device. Some parameters may not be available, if the relevant option is not present on the device. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 46 DIAM Series 53 Please check the actual configuration of the device. Some parameters may not be available, if the relevant option is not present on the device. UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 47: Software Configuration Utility

    DIAM Series 53 Software configuration utility In order to make the functionality of the device more usable, it is possible to connect to the constant current regulator control system using the USB connection (located on the front of the device) with a PC with the ALIZE 4100 software installed. The ALIZE 4100 software (available for download from the link on the manufacturer's website: http://www.augier.com/soft/ALIZE4100.exe).
  • Page 48: Scheduled Maintenance

    DIAM Series 53 4.10 Scheduled maintenance The CAN architecture of the DIAM Series 53 CCR controller of the OCEM Airfield Technology is designed to minimise the number and variety of spare parts and to allow wide configurability of the options. OCEM Airfield Technology offers software tools to perform quick parameter settings or diagnostics, without having to remove any parts. Before carrying out any intervention on the device, cut off all external power sources and place appropriate work-in-progress warnings on the systems. Wait for the discharging time (at least 5 min) and check using appropriate instruments that there are no residual energies before accessing the electrical equipment.
  • Page 49: Corrective Maintenance - Component Identification

    DIAM Series 53 4.11 Corrective Maintenance ‑ Component Identification Before carrying out any intervention on the device, cut off all external power sources and place appropriate work-in-progress warnings on the systems. Wait for the discharging time (at least 5 min) and check using appropriate instruments that there are no residual energies before accessing the electrical equipment.
  • Page 50 DIAM Series 53 ● Parts accessible from the rear side interface electronic board (INTERFACE) expansion electronic board for the multi-wire remote control (MWI REMOTE) EMC filter (FL1) interlock terminals (S1-S2) input discharger (PFI) - optional main terminal board for supply (X1) series circuits connections (HV1, HV2) unloader series circuit (PF1, PF2) The device could be equipped with a cut‑out disconnector switch (optional) of different type, with specific positioning depending on the device configuration (for more information, see document ES‑MT‑0113).
  • Page 51 DIAM Series 53 ● Parts accessible only removing the fixed side guards electronic board (EFD CAN) - optional inductances DC for filter LC (L1A, L1B) Injection electronic board for device detector earth fault (EFD INJ) - optional inductances output filter (L3A, L3B) current measures electronic board (MEAS) power transformer (T1) output filter (F426) filter condenser board LC (F408-1, F408-2) The device could be equipped with ICS integrated circuit selector (optional, for more information, see document ES‑DP‑0007). Integrated circuit selector (ICS) UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 52: Spare Parts

    DIAM Series 53 4.12 Spare parts Always check the version of the device you have and any options/accessories present. Constant current regulator DIAM Series 53 Front segregation Rear segregation Internal segregation Accessories Code Art. Fixed wheels Swivel castors Lifting rings UT-MT-1018_1.0_01-06-2024 (EN) Use and Maintenance Manual...
  • Page 53 DIAM Series 53 4.12.1 Front segregation Description Product Code Code Art. 02 - RIOCC0006 █ █ █ █ █ █ █ █ █ █ █ █ █ █ 05 - █ █ █ █ █ █ █ █ █ █ █...
  • Page 54 DIAM Series 53 Description Product Code Code Art. Thermo-switch (TSW1) always valid (D51/D52/D53) RIOCC0030 8A Thermistor (NTC1) always valid (D51/D52/D53) RIOCC0029 Main electronic board (MAIN) always valid (D51/D52/D53) RIOCC0054 9A Protective fuses (FU1 and FU2) always valid (D51/D52/D53) RIOCC0055 Display TFT always valid (D51/D52/D53) RIOCC0056 02 - RIOCC0022 █ █ █ █ █ █ █ █ █ █ █...
  • Page 55 DIAM Series 53 4.12.2 Rear segregation Description Product Code Code Art. Interface board (INTERFACE) 1xRS485 717.6123 █ █ █ █ █ █ █ █ █ █ █ █ █ █ █ █ Interface board (INTERFACE) 1xETH RIOCC0061 █ █ █ █ █ █ █ █ █ █...
  • Page 56 DIAM Series 53 Description Product Code Code Art. 02 - █ █ █ █ █ █ █ █ █ █ █ █ █ █ 05 - █ █ █ █ █ █ █ █ █ █ █ █ █ █ 07 - RIOCC0046 █...
  • Page 57 DIAM Series 53 4.12.3 Rear segregation Description Product Code Code Art. Electronic board line CAN (EFD CAN) always valid (D51/D52/D53) 717.6110 02 - RIOCC0015 █ █ █ █ █ █ █ █ █ █ █ █ █ █ 05 - RIOCC0016 █ █ █ █ █...
  • Page 58 DIAM Series 53 Description Product Code Code Art. 02 - RIOCC0040 █ █ █ █ █ █ █ █ █ █ █ █ █ █ 05 - RIOCC0041 █ █ █ █ █ █ █ █ █ █ █ █ █ █ 07 - RIOCC0042 █...
  • Page 59 Contact us OCEM AT +39 051 66 56 611 info@ocem.com...
  • Page 60 Three-phase Constant Current Regulator OCEM AT a division of ENERGY TECHNOLOGY S.r.l. Via della Solidarietà, 2/1 - 40056 Valsamoggia (Bologna) - Italy ocem...

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