Bender ISOMETER isoMIL425HV Manuale utente

Manual

Insulation monitoring device for unearthed

AC, AC/DC and DC systems (IT systems)

for military applications up to 3(N)AC, AC 690 V, DC 1000 V

Software version: D0460 V1.xx

ISOMETER® isoMIL425HV

with coupling device AGH421

isoMIL425HV_D00204_05_M_XXEN/02.2021

Bender GmbH & Co. KG

Londorfer Str. 65 • 35305 Grünberg • Germany

PO box 1161 • 35301 Grünberg • Germany

Tel.: +49 6401 807-0

Fax: +49 6401 807-259

E-mail: [email protected]

Web: https://www.bender.de

©Bender GmbH & Co. KG

Reprinting and duplicating

only with permission

of the publisher.

Photos: Bender archives.

Table of Contents

isoMIL425HV_D00204_05_M_XXEN/02.2021

1. Important information .................................................................................... 6

1.1 How to use this manual ................................................................................. 6

1.2 Technical support: Service and support .................................................. 7

1.2.1 First level support ............................................................................................. 7

1.2.2 Repair service ..................................................................................................... 7

1.2.3 Field service ........................................................................................................ 8

1.3 Training courses ................................................................................................ 8

1.4 Delivery conditions .......................................................................................... 9

1.5 Inspection, transport and storage .............................................................. 9

1.6 Warranty and liability ...................................................................................... 9

1.7 Disposal ............................................................................................................ 10

2. Safety instructions ......................................................................................... 11

2.1 General safety instructions ........................................................................ 11

2.2 Work activities on electrical installations ............................................. 11

2.3 Intended use ................................................................................................... 12

3. Function ........................................................................................................... 13

3.1 Device features .............................................................................................. 13

3.2 Functional description ................................................................................ 14

3.2.1 Monitoring the insulation resistance ..................................................... 15

3.2.2 Undervoltage/overvoltage monitoring ................................................ 16

3.2.3 Self test/error codes ..................................................................................... 16

3.2.4 Malfunction ..................................................................................................... 19

3.2.5 Signalling assignment of the alarm relays K1/K2 .............................. 19

3.2.6 Measuring and response times ................................................................ 20

3.2.7 Password protection (on, OFF) ................................................................. 21

3.2.8 Factory settings FAC .................................................................................... 21

3.2.9 External stop switch ..................................................................................... 21

Table of Contents

4isoMIL425HV_D00204_05_M_XXEN/02.2021

3.2.10 Fault memory .................................................................................................. 22

3.2.11 History memory HiS ...................................................................................... 22

3.2.12 Interface/protocols ...................................................................................... 22

4. Installation, connection and commissioning ........................................... 24

4.1 Installation ....................................................................................................... 24

4.2 Wiring diagram .............................................................................................. 26

4.3 Commissioning .............................................................................................. 28

5. Operation of the device ............................................................................... 29

5.1 Display elements ........................................................................................... 30

5.2 Menu structure ............................................................................................... 31

5.3 "AL" menu ........................................................................................................ 32

5.3.1 Response value setting ............................................................................... 32

5.4 "out" menu ....................................................................................................... 33

5.4.1 Configuration of the relay operating mode ........................................ 33

5.4.2 Relay signalling assignment "r1" and "r2" and LED assignment .. 33

5.4.3 Fault memory configuration .................................................................... 34

5.4.4 Interface configuration .............................................................................. 35

5.5 "t" menu ............................................................................................................ 36

5.5.1 Time configuration ....................................................................................... 36

5.6 "SEt" menu ....................................................................................................... 36

5.6.1 Function configuration ............................................................................... 36

5.7 Measured value display and history memory ..................................... 37

6. Data access using the BMS protocol .......................................................... 39

Table of Contents

isoMIL425HV_D00204_05_M_XXEN/02.2021

7. Data access using the Modbus RTU protocol ........................................... 40

7.1 Reading out the Modbus register from the ISOMETER® ................. 40

7.1.1 Command of the master to the ISOMETER® ........................................ 40

7.1.2 The ISOMETER® answers the master ...................................................... 41

7.2 Writing the Modbus register (parameter setting) ............................. 41

7.2.1 Command of the master to the ISOMETER® ........................................ 41

7.2.2 The ISOMETER® answers the master ...................................................... 42

7.3 Exception code ............................................................................................... 42

7.3.1 Structure of the exception code .............................................................. 42

8. Modbus register assignment of the ISOMETER® ...................................... 43

8.1 Device-specific data type of the ISOMETER® ....................................... 49

8.1.1 Device name ................................................................................................... 49

8.1.2 Measured values ............................................................................................ 49

8.1.2.1 Float = Floating point value of the channels .............................. 50

8.1.2.2 AT&T = Alarm type and test type (internal/external) .............. 51

8.1.2.3 R&U = Range and unit ......................................................................... 52

8.1.3 Alarm assignment of the relays ................................................................ 53

8.2 Channel descriptions ................................................................................... 54

9. IsoData data string ........................................................................................ 56

10. Technical data .............................................................................................. 58

10.1 Tabular representation ................................................................................ 58

10.2 Standards, approvals and certifications ................................................ 64

10.3 Ordering details ............................................................................................. 65

10.4 Revision history .............................................................................................. 65

6isoMIL425HV_D00204_05_M_XXEN/02.2021

1 Important information

1.1 How to use this manual

Always keep this manual within easy reach for future reference.

To make it easier for you to understand and revisit certain sections in this man-

ual, we have used symbols to identify important instructions and information.

The meaning of these symbols is explained below:

This manual is intended for electrically skilled

persons working in electrical engineering and electro-

nics.

DANGER

This signal word indicates that there is a high risk of danger

that will result in death or serious injury if not avoided.

WARNING

This signal word indicates a medium risk of danger that

can lead to death or serious injury if not avoided.

CAUTION

This signal word indicates a low level risk that can result in

minor or moderate injury or damage to property if not

avoided.

Important information

isoMIL425HV_D00204_05_M_XXEN/02.2021

1.2 Technical support: Service and support

For commissioning and troubleshooting Bender offers you:

1.2.1 First level support

Technical support by phone or e-mail for all Bender products

 Questions concerning specific customer applications

 Commissioning

 Troubleshooting

Telephone: +49 6401 807-760*

Fax: +49 6401 807-259

In Germany only: 0700BenderHelp (Tel. and Fax)

E-Mail: [email protected]

1.2.2 Repair service

 Repair, calibration, update and replacement service for Bender prod-

ucts

 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 cost

This symbol denotes information intended to assist the user

in making optimum use of the product.

Important information

8isoMIL425HV_D00204_05_M_XXEN/02.2021

Telephone: +49 6401 807-780* (technical issues)*

+49 6401 807-784**, -785** (sales)

Fax: +49 6401 807-789

E-Mail: [email protected]e

1.2.3 Field service

On-site service for all Bender products

 Commissioning, parameter setting, maintenance, troubleshooting for

Bender products

 Analysis of the electrical installation in the building (power quality test,

EMC test, thermography)

 Training courses for customers

Telephone: +49 6401 807-752**, -762 **(technical issues)

+49 6401 807-753** (sales)

Fax: +49 6401 807-759

E-Mail: fieldservice@bender.de

Internet: www.bender.de

*Available from 7.00 a.m. to 8.00 p.m. 365 days a year (CET/UTC+1)

**Mon-Thurs 7.00 a.m. - 8.00 p.m., Fr 7.00 a.m. - 13.00 p.m.

1.3 Training courses

Bender is happy to provide training regarding the use of test equipment.

The dates of training courses and workshops can be found on the Internet at

www.bender.de -> Know-how -> Seminars.

Important information

isoMIL425HV_D00204_05_M_XXEN/02.2021

1.4 Delivery conditions

Bender sale and delivery conditions apply. For software products, the "Soft-

wareklausel zur Überlassung von Standard-Software als Teil von Lieferungen,

Ergänzung und Änderung der Allgemeinen Lieferbedingungen für Erzeug-

nisse und Leistungen der Elektroindustrie" (software clause in respect of the

licensing of standard software as part of deliveries, modifications and changes

to general delivery conditions for products and services in the electrical indus-

try) set out by the ZVEI (Zentralverband Elektrotechnik- und Elektronikindus-

trie e.V.) (German Electrical and Electronic Manufacturers' Association) also

applies.

Sale and delivery conditions can be obtained from Bender in printed or

electronic format.

1.5 Inspection, transport and storage

Inspect the dispatch and equipment packaging for damage, and compare the

contents of the package with the delivery documents. In the event of damage

in transit, please contact Bender immediately.

The devices must only be stored in areas where they are protected from dust,

damp, and spray and dripping water, and in which the specified storage tem-

peratures can be ensured.

1.6 Warranty and liability

Warranty and liability claims in the event of injury to persons or damage to

property are excluded if they can be attributed to one or more of the follow-

ing causes:

 Improper use of the device.

 Incorrect mounting, commissioning, operation and maintenance of the

device.

 Failure to observe the instructions in this operating manual regarding

transport, commissioning, operation and maintenance of the device.

 Unauthorised changes to the device made by parties other than the

manufacturer.

Important information

10 isoMIL425HV_D00204_05_M_XXEN/02.2021

 Non-observance of technical data.

 Repairs carried out incorrectly and the use of replacement parts or

accessories not approved by the manufacturer.

 Catastrophes caused by external influences and force majeure.

 Mounting and installation with device combinations not recom-

mended by the manufacturer.

This operating manual, especially the safety instructions, must be observed by

all personnel 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 de-

vice. Ask your supplier if you are not sure how to dispose of the old equip-

ment.

The directive on waste electrical and electronic equipment (WEEE directive)

and the directive on the restriction of certain hazardous substances in electri-

cal and electronic equipment (RoHS directive) apply in the European Commu-

nity. In Germany, these policies are implemented through the "Electrical and

Electronic Equipment Act" (ElektroG). According to this, the following applies:

 Electrical and electronic equipment are not part of household waste.

 Batteries and accumulators are not part of household waste and must

be disposed of in accordance with the regulations.

 Old electrical and electronic equipment from users other than private

households which was introduced to the market after 13th August

2005 must be taken back by the manufacturer and disposed of prop-

erly.

For more information on the disposal of Bender devices, refer to our

homepage at www.bender.de -> Service & support.

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