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Manual

ISOMETER® IR1575PG1

Insulation monitoring device for IT AC and DC systems with integrated
test current generator for insulation fault location

IR1575PG1_D00357_01_M_XXEN/12.2019

Summary of Contents for ISOMETER IR1575PG1

Page 1: ...Manual EN ISOMETER IR1575PG1 Insulation monitoring device for IT AC and DC systems with integrated test current generator for insulation fault location IR1575PG1_D00357_01_M_XXEN 12 2019 ...

Page 2: ...Germany Londorfer Str 65 35305 Grünberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 E mail info bender de www bender de Bender GmbH Co KG All rights reserved Reprinting only with permission of the publisher Subject to change Photos Bender archive ...

Page 3: ... 6 Warranty and liability 9 1 7 Disposal 9 2 Safety instructions 10 2 1 General safety instructions 10 2 2 Work activities on electrical installations 10 2 3 Intended use 11 2 4 Directions for installation 11 3 Function 13 3 1 IR1575PG1 characteristics 13 3 2 Product description 13 3 3 Function 13 4 Commissioning flow chart 17 4 1 Commissioning of the ISOMETER functionality 17 4 2 Commissioning of...

Page 4: ...default settings 30 6 3 1 Response values Alarm1 and Alarm2 30 6 3 2 Operating principle of the alarm relays 31 6 3 3 Diagram ISO SETUP 32 6 3 4 Memory setting on off 33 6 4 EDS SETUP menu default settings for fault location 33 6 4 1 EDS on auto 1cycle off 33 6 4 2 maxPuls 10 25 mA 34 6 4 3 Diagram EDS SETUP 34 6 5 PASSWORD menu 35 6 5 1 Password activation and setting 35 6 5 2 Diagram PASSWORD 36...

Page 5: ... Technical data IR1575PG1 40 8 1 Data in tabular form 40 8 2 Standards and approvals 43 8 3 Characteristic curves 44 8 4 Dimension diagram enclosure IR1575PG1 46 8 5 Ordering details 47 8 5 1 Standard version 47 8 5 2 Label for modified versions 47 INDEX 48 ...

Page 6: ...manual is intended for electrically skilles persons working in electrical engineering and electronics Thissignalwordindicatesthatthereisahighriskofdangerthatwillresult in death or serious injury if not avoided This signal word indicates a medium risk of danger that can lead to death or serious injury if not avoided This signal word indicates a low level risk that can result in minor or moderate in...

Page 7: ... de 1 2 2 Repair service Repair calibration update and replacement service for Bender products Repairing calibrating testing and analysing Bender products Hardware and software update for Bender devices Delivery of replacement devices in the event of faulty or incorrectly delivered Bender devices Extended warranty for Bender devices with in house repair service or replacement device at no extra co...

Page 8: ...om Know how Seminars 1 4 Delivery conditions Bender sale and delivery conditions apply For software products the Softwareklausel zur Überlassung von Standard Software als Teil von Lieferungen Ergänzung und Änderung der Allgemeinen Lieferbedingungen für Erzeugnisse und Leistungen der Elektroindustrie software clause in respect of the licensing of standard software as part of deliveries modification...

Page 9: ...anual especially the safety instructions must be observed by all per sonnel working on the device Furthermore the rules and regulations that apply for accident prevention at the place of use must be observed 1 7 Disposal Abide by the national regulations and laws governing the disposal of this device Ask your supplier if you are not sure how to dispose of the old equipment The directive on waste e...

Page 10: ... European standard EN 50110 can be used as a guide Onlyqualifiedpersonnelarepermittedtocarryouttheworknecessaryto install commission and run a device or system Risk of fatal injury due to electric shock Touching live parts of the system carries the risk of An electric shock Damage to the electrical installation Destruction of the device Before installing and connecting the device make sure that th...

Page 11: ...Sale and Delivery shall apply At the la test these shall be available to the operator when the contract is concluded 2 4 Directions for installation In order to check the proper connection of the device it is recommended to carry out a functional test using a insulation fault against earth e g via a suitable resistance before starting the ISOMETER Only one insulation monitoring device may be used ...

Page 12: ...em to be monitored ISO SETUP Alarm 1 Alarm 2 40 kΩ 10 kΩ ISO SETUP Operating prin ciple K1 K2 N O test N O operation with relay test ISO SETUP Memory off EDS SETUP EDS auto EDS SETUP MaxPuls 25 mA When an AC system includes galvanically connected DC circuits the following shall be considered Insulation faults in DC circuits can only be monitored correctly when the rectifiers carry a continuous loa...

Page 13: ...the insulation resistance of 3 N AC AC and DC IT systems AC systems monitored by the IR1575PG1 may include extensive DC sup plied loads such as converters The device automatically adapts itself to the existing system leakage capacitance 3 3 Function The ISOMETER IR1575PG1 is connected between the unearthed system and the pro tective conductor PE The response values and other function parameters ar...

Page 14: ...earth are checked This self test can automatically be carried out every 24 hours Nor mally the self test is carried out after switching the supply voltage on Self test In order to ensure high measuring reliability the ISOMETER IR1575PG1 provides com prehensive self test functions After switching the supply voltage on all internal measu ring functions the components of the process control such as d...

Page 15: ...ng in an increased insulation resistance too high to generate a sufficient test current Alarm messages and corrective actions Alarm message Description Corrective actions System connec tion No low resistance con nection of the termi nals L1 L3 to the system 1 Check the wiring of the terminals L1 L3 to the system 2 Press the TEST button 3 Switch the supply voltage on and off 4 Check the fuse Connec...

Page 16: ...wn the MENU button 3 Press the TEST button for at least 2 s After executing the steps described above the sequence control including the self test are restarted again If the on off switching of the supply voltage is not possible for technical reasons aRESETofthesequencecontrolistobecarriedoutbypressingthe buttons RESET MENU and TEST in succession ...

Page 17: ...gram to the system to be monitored Un Connect the supply voltage Us to the terminals A0 and A1 or A0 and A2 AC 400 V Consider the indications on the nameplate External TEST button NO contact to the terminals T1 and T2 External RESET button NC contact to the terminals R1 and R2 Output contacts of the alarm relays Alarm1 11 12 14 Alarm2 21 22 24 10 9 7 8 Deenergize the installation before connecting...

Page 18: ... the measuring process Shall the default setting be changed Alarm1 40 kOhm Alarm2 10 kOhm K1 K2 N O operation Memory off no yes Does one of the alarm LEDs light Connect the voltage of the system to be monitored Select ISO SETUP see chapter operation and setting no yes The insulation value of the system being monitored is below the set respone value Change the response value or improve the insulati...

Page 19: ...of the preset response value Alarm2 Check the connecting leads Is system voltage Un available across the terminals L1 L2 L3 Check the voltages with a voltmeter yes yes Remove the resistor The IR1575PG1 is correctly connected and functions reliably Do both alarm LEDs light Did the alarm relays switch yes no Do both alarm LEDs light Did the alarm relays switch Alarm LEDs extinguished Did the alarm r...

Page 20: ...Commissioning flow chart 20 IR1575PG1_D00357_01_M_XXEN 12 2019 4 2 Commissioning of the insulation fault location function EDS 1 EDS460 EDS460 EDS460 D ...

Page 21: ...Commissioning flow chart 21 IR1575PG1_D00357_01_M_XXEN 12 2019 4 3 Commissioning of the insulation fault location function EDS 2 EDS460 D EDS460 EDS460 D EDS460 D EDS460 ...

Page 22: ...64 4 473 for the IT system coupling L1 L2 L3 can be omitted if the wiring is carried out in such a manner as to reduce the risk of a short circuit to a minimum a short circuit proof and insulati on fault proof wiring is recommended Only one ISOMETER may be connected to an external TEST or RESET button A galvanic parallel connection of several TEST and RESET inputs for collective testing of ISOMETE...

Page 23: ...L3 4 Connection of the DC system to be monitored connect L1 to conductor L terminal L2 L3 to conductor L 5 Connection of the AC system to be monitored connect terminal L1 to conductor L1 terminals L2 L3 to conductor L2 6 Separate connection of and KE to PE 7 External TEST button N O contact 8 External RESET button NC contact or wire jumper when the terminals are open the alarm message will not be ...

Page 24: ...Connection 24 IR1575PG1_D00357_01_M_XXEN 12 2019 Us AC DC 0V A0 A1 A2 IR1575PG1 434 1 AC 16 72 V DC 10 2 84 V ...

Page 25: ...change moving up in the menu 3 RESET button to delete insulation fault alarms Down key parameter change moving down in the menu 4 MENU key activating the menu system Enter key confirmation parameter change 5 Alarm LED 1 lights insulation fault first warning level reached 6 Alarm LED 2 lights insulation fault second warning level reached or system fault message 2 3 4 5 6 1 IT SYSTEM R 5 0MW MENU RE...

Page 26: ...ormation about the insulation resis tance insulation fault at L insulation fault at L s new measurement is running 3 Polarity of the measuring pulse AMP 4 Messages Insulation fault Connection system Connection PE Device error x No EDS function Parameter change is allowed Parameter change is blocked enabling by a password 1 2 3 4 I n s u l at i o n f a u l t R s 0 1 1 kW 1 EXIT 2 ISO SETUP ...

Page 27: ...his function is only available after activating the fault memory in the ISO Se tup menu or after bridging R1 R2 Furthermore the ISOMETER can only be reset when the currently measured insulation value is 25 above the set response value Pressing the MENU key opens the menu system The UP DOWN keys and the ENTER key are used for menu system control Up key Moving up in the menu increasing parameters 1 ...

Page 28: ...epresent the functions ENTER and UP DOWN 6 2 Menu structure Switchover to the menu mode After pressing the MENU key you can change from the standard mode to the menu mo de From the menu mode you can link to the different sub menus Navigation within the menu Select the desired menu item using the UP DOWN keys The selected menu item is in dicated by a flashing cursor Press the ENTER key to open the ...

Page 29: ...n the measuring and alarm functions The changed parameter is stored in a volatile memory by pressing the ENTER key after returning to the sub menu flashing cursor in column 1 During menu operations all measuring and alarm functions carry on working as usual in the background Changing from the menu mode to the standard mode Select the menu item EXIT and press the ENTER key to leave the respective m...

Page 30: ...is menu 6 3 1 Response values Alarm1 and Alarm2 The alarm values Alarm1 und Alarm2 are set using the UP DOWN keys and saved pres sing the ENTER key 1 EXIT 2 ISO SETUP 3 EDS SETUP 4 PASSWORD 5 LANGUAGE 6 SERVICE 7 INFO 1 Exit 2 Alarm1 040 kW 3 Alarm2 010 kW 4 K1 N O 5 K2 N O 6 Memory off Insert Service Password XXX ISO SETUP SERVICE 1 Exit 2 Password XXX 3 Status off PASSWORD 1 Exit 2 Text Deutsch ...

Page 31: ... relay test the alarm relay is energized during normal operation K1 N O N O operation contacts 11 12 14 without relay test the alarm relay is deenergized during normal operation K1 Flash Flashing function contacts 11 12 14 The alarm relay and the LED flash 0 5 Hz when an alarm message occurs K2 N C Test N C operation contacts 21 22 24 including relay test the alarm relay is energized during normal...

Page 32: ...e not switched over IT SYSTEM R 5 0 MW 1 Exit 2 Alarm1 40 KW 3 Alarm2 10 KW 4 K1 N O Test 5 K2 N O Test 6 Memory off Alarm1 40 KW Alarm2 10 KW K1 N O Test K2 N O Test Memory off K1 N O Test K1 N C Test K1 Flash K1 N O K1 N C Memory on Memory off 2 KW 1 MW 1 EXIT 2 ISO SETUP 3 EDS SETUP 4 PASSWORD 5 LANGUAGE 6 SERVICE 7 INFO ...

Page 33: ...ation using a portable insulation fault location system such as EDS3060 for example auto The EDS system will automatically be activated as soon asthe level of Alarm 1 and Alarm 2 goes above or below the normal level and remains active as long as the test current is above 5 mA To measure the insulation fault value using the ISOMETER insulation fault location is cyclically interrrupted for approxima...

Page 34: ...ms preferably 25 mA 10 mA are recommended to be set when sensitive electrical equipment such as control relays are supplied by the system factory setting 25mA 6 4 3 Diagram EDS SETUP IT SYSTEM R 5 0 MW 1 EXIT 2 ISO SETUP 3 EDS SETUP 4 PASSWORD 5 LANGUAGE 6 SERVICE 7 INFO 1 Exit 2 EDS auto 3 MaxPuls 25mA EDS auto MaxPuls 25mA 10 mA 25 mA on auto 1cycle off ...

Page 35: ...ery can be activated in this menu to protect the ISOMETER against un authorized settings and modifications Use the arrow keys to select the desired password menu item 2 Password xxx and confirm with ENTER For password activation select menu item 3 Status on using the ENTER key By de fault the password is deactivated 3 Status off ...

Page 36: ...indication of fault messages Choose between English and German language The device menu is indicated in English language and cannot be changed by the lan guage setting IT SYSTEM R 5 0 MW 1 Exit 2 Password XXX 3 Status off Status off Password XXX Status off Status on Password XXX Password 000 Password Password 999 1 EXIT 2 ISO SETUP 3 EDS SETUP 4 PASSWORD 5 LANGUAGE 6 SERVICE 7 INFO ...

Page 37: ...is intended for Bender service staff and is secured by a password against erroneous settings It is intended to provide fast fault clearance by qualified experts IT SYSTEM R 5 0 MW 1 Exit 2 Text Deutsch 2 Text Deutsch 2 Text Deutsch 2 Text English 1 EXIT 2 ISO SETUP 3 EDS SETUP 4 PASSWORD 5 LANGUAGE 6 SERVICE 7 INFO ...

Page 38: ... menu allows to query the type of the device addressed In addition the display in dicates the software version applied 6 8 1 Diagram INFO IT SYSTEM R 5 0 MW 1 Exit BENDER GRUENBERG IR1575PG1 FIRMWARE V1 0 D205 1 EXIT 2 ISO SETUP 3 EDS SETUP 4 PASSWORD 5 LANGUAGE 6 SERVICE 7 INFO ...

Page 39: ... many cases the device can be operated using the default settings When an EDS460 D is used it must operate in the Trigger Auto mode For details about the test current setting MaxPuls in the EDS SETUP menu refer to chapter 5 4 2 maxPuls 10 25 mA For further use of the IR1575PG1 in combination with EDS systems the following tech nical manuals are available EDS460 490_D00085 for EDS460 ProjektierungE...

Page 40: ...Hz Supply voltage Us at A0 A2 see nameplate AC 340 460 V Frequency range of Us 47 63 Hz Supply voltage Us at A0 A1 see nameplate DC 77 286 V IR1575PG1 434 Supply voltage Us at A0 A1 see nameplate AC 16 72V Frequency range of Us 42 460 Hz Supply voltage Us at A0 A1 see nameplate DC 10 2 84 V IR1575PG1 Power consumption 5V Response values Response value Ran1 Alarm1 2 kΩ 1 MΩ Response value Ran2 Alar...

Page 41: ...ror 1 kΩ 10 kΩ 10 Outputs inputs TEST RESET button internal external Switching elements Switching elements 2 changeover contacts Operating principle N O or N C operation Factory setting Alarm1 Alarm2 N O operation Admissible number of operations h 12 000 cycles Contactclass IIB DIN EN 60255 23 Rated contact voltage AC 250 V DC 300 V Making capacity UC5 A Breaking capacity 2 A AC 230 V cos ϕ 0 4 0 ...

Page 42: ...ection flexible with ferrules without with plastic collar 0 25 2 5 mm2 Conductor sizes AWG 24 12 Degree of protection internal components DIN EN 60529 IP30 Degree of protection terminals DIN EN 60529 IP20 Enclosure for panel mounting 96 x 96 mm Flammabilityclass UL94 V 2 Weight ca 480 g Option W Shock resistance acc to IEC 60068 2 27 during operation 30 g 11 ms Bumping acc to IEC 60068 2 29 during...

Page 43: ... 8 2 Standards and approvals The ISOMETER was designed in consideration of the following standards EN 60664 1 EN 61326 2 4 EN 61557 1 EN 61557 8 Subject to change The specified standards take into account the edition valid until 12 2019 unless otherwise indicated ...

Page 44: ...IR1575PG1 44 IR1575PG1_D00357_01_M_XXEN 12 2019 8 3 Characteristic curves ISOMETER reponse times in relation to system leakage capacitances Ce 1 60 μF Un 0 480 V 50 Hz 1 10 100 1 10 100 1 MW 0 kW IR1575 Ce µF RF tan s ...

Page 45: ...N 12 2019 Max AC voltage between the IT system and earth in the frequency range 50 Hz Response values for the insulation fault location system EDS460 are available in the de vice documentation of EDS460 EDS460 490_D00085 1 10 100 1000 1 10 100 fn Hz Un V ...

Page 46: ...ata IR1575PG1 46 IR1575PG1_D00357_01_M_XXEN 12 2019 8 4 Dimension diagram enclosure IR1575PG1 All dimensions in mm suitable for panel mounting the illustration below shows the necessary cutout All dimensions in mm ...

Page 47: ... suitable for use in ships on rolling stock and in seismic environment 8 5 2 Label for modified versions There will only be a label in this field when the ISOMETER differs from the standard ver sion Type Nominal voltage Un Supply voltage Us Art No IR1575PG1 435 3 N AC 20 480 V AC 20 480 V AC 88 264 V AC 340 460 V DC 77 286 V B91064002 IR1575PG1W 435 3 N AC 20 480 V AC 20 480 V AC 88 264 V AC 340 4...

Page 48: ...26 Standard mode 26 Disposal 9 E External Test button 23 F Function 13 Function keys 27 G General safety instructions 10 I Intended use 11 M Menu EDS SETUP 33 INFO 38 ISO SETUP 30 LANGUAGE 36 PASSWORD 35 SERVICE 37 Menu structure 30 O Operation and setting 25 Operation with EDS device EDS460 D 39 Ordering details 47 P Product description 13 R Reset sequence control 15 S Standards and approvals 43 ...

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Page 52: ...Germany Londorfer Str 65 35305 Grünberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 E mail info bender de www bender de Bender GmbH Co KG All rights reserved Reprinting only with permission of the publisher Subject to change Photos Bender archive ...

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