Bender NGRM500 Manuale utente

NGRM500 (HRG)

NGRM550 (LRG)

Neutral Grounding Resistor Monitor

NGRM5xx_D00373_06_M_XXEN/02.2022 Manual EN

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: info@bender.de • www.bender.de

©Bender GmbH & Co. KG

Reprinting only with permission of the publisher.

Subject to change!

Photos: Bender archive

Table of Contents

NGRM5xx_D00373_06_M_XXEN/02.2022

1. Important information ........................................................................... 7

1.1 How to use this manual ................................................................................... 7

1.2 Technical support: service and support .................................................... 8

1.2.1 First level support .......................................................................................... 8

1.2.2 Repair service .................................................................................................. 8

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

1.3 Training courses ................................................................................................. 9

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 ..................................................................................................... 11

2.4 Glossary ............................................................................................................... 12

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

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

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

3.3 NGRM500: Recommended minimum value RNGR

(tripping level 50 %) ....................................................................................... 15

3.3.1 Recommended RNGR for system voltage Usys ≤ 4300 V

(HRG system) ................................................................................................ 15

3.3.2 Recommended RNGR for system voltage Usys > 4300 V

(HRG system) ................................................................................................ 16

Table of Contents

4NGRM5xx_D00373_06_M_XXEN/02.2022

4. Mounting ............................................................................................... 17

4.1 Dimension diagram NGRM5… .................................................................. 17

4.2 Enclosure view .................................................................................................. 18

4.3 Screw mounting ............................................................................................... 19

4.4 DIN rail mounting ............................................................................................ 20

5. Connection ............................................................................................. 21

5.1 Connection requirements ............................................................................ 21

5.2 Connection descriptions of CD-series coupling device ..................... 22

5.3 Recommended connecting cable coupling device CD… ................ 22

5.4 Star connection ................................................................................................ 23

5.4.1 Connection .................................................................................................... 23

5.4.2 Connection with pulser ............................................................................. 24

5.4.3 Artificial neutral (delta connection) ...................................................... 25

5.5 CT connection ................................................................................................... 26

5.6 Connection of relays

(ground-fault, NGR-fault and trip relay) .................................................. 27

5.7 Connection to the X1 interface .................................................................. 27

5.7.1 X1: Input I1…3 .............................................................................................. 28

5.7.2 X1: Output Q1…2 ........................................................................................ 29

5.7.3 X1: Analogue output .................................................................................. 30

6. User interface ......................................................................................... 31

6.1 Operating elements ........................................................................................ 31

6.2 Standard display .............................................................................................. 33

6.3 Fault indication (active) ................................................................................. 33

6.4 Fault indication (inactive) ............................................................................. 34

6.5 Acknowledging a fault message ................................................................ 34

6.6 History memory ................................................................................................ 35

Table of Contents

NGRM5xx_D00373_06_M_XXEN/02.2022

7. Menu ....................................................................................................... 36

7.1 Overview ............................................................................................................. 36

7.2 Navigating through the menu ................................................................... 37

7.3 Changing settings ........................................................................................... 37

7.4 Data measured values (menu 1) ................................................................ 38

7.5 Harmonics (menu 2) ....................................................................................... 39

7.6 History (menu 3) .............................................................................................. 39

7.7 Pulser (menu 4) ................................................................................................ 40

7.8 Display (menu 5) .............................................................................................. 40

7.9 HRG/LRG settings (menu 6) ......................................................................... 41

7.9.1 HRG system (menu 6.1) ............................................................................. 41

7.9.2 CT (menu 6.2) ................................................................................................ 41

7.9.3 NGR (menu 6.3) ............................................................................................ 42

7.9.4 Response values (menu 6.4) .................................................................... 42

7.9.5 System settings (menu 6.5) ...................................................................... 46

7.9.6 Field calibration (menu 6.6) ..................................................................... 47

7.10 Device settings (menu 7) .............................................................................. 48

7.11 Commissioning (menu 8) ............................................................................. 52

7.12 Info (menu 9) ..................................................................................................... 53

7.13 Alarm (menu 10) .............................................................................................. 53

8. Initial commissioning .......................................................................... 54

8.1 Response values ............................................................................................... 54

8.2 Output relays operating modes ................................................................. 55

8.2.1 Field calibration ........................................................................................... 55

8.2.2 Trip times ........................................................................................................ 56

8.3 RMS trip signal, fundamental, harmonics ............................................... 58

8.4 Initial measurement ....................................................................................... 58

Table of Contents

6NGRM5xx_D00373_06_M_XXEN/02.2022

9. Analogue and digital I/O configuration ........................................... 60

9.1 Analogue output (menu 6.6.4) ................................................................... 60

9.2 Digital outputs (Q1, Q2) ................................................................................ 60

9.2.1 Use of Q1: Device health ........................................................................... 61

9.2.2 Use of Q2: Pulser ......................................................................................... 61

9.3 Digital inputs ..................................................................................................... 61

10. Test cycle .............................................................................................. 62

11. Factory settings ................................................................................... 63

12. Error codes ........................................................................................... 65

13. Technical data ..................................................................................... 66

13.1 Tabular data ....................................................................................................... 66

13.2 Standards, approvals, certifications .......................................................... 71

13.3 Ordering details ............................................................................................... 71

13.3.1 NGR monitor .................................................................................................. 71

13.3.2 Accessories ..................................................................................................... 71

13.4 Document revision history ........................................................................... 72

Important information

NGRM5xx_D00373_06_M_XXEN/02.2022

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 manual, we have used symbols

to identify important instructions and information. The meaning of these symbols is ex-

plained below:

This manual is intended for qualified personnel working in electrical

engineering and electronics!

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

result 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 injury or damage to property if not avoided.

This symbol denotes information intended to assist the user in making

optimum use of the product.

DANGER

WARNING

CAUTION

Important information

8NGRM5xx_D00373_06_M_XXEN/02.2022

1.2 Technical support: service and support

For commissioning and troubleshooting Bender offers:

1.2.1 First level support

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

 Questions about 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 products

 Repair, calibration, testing and analysis of Bender products

 Hardware and software update for Bender devices

 Delivery of replacement devices for faulty or incorrectly delivered Bender devices

 Extended warranty for Bender devices with in-house repair service or replacement

devices at no extra cost

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

+49 6401 807-784**, -785** (commercial issues)

Fax: +49 6401 807-789

E-mail: [email protected]

Please send the devices for repair to the following address:

Bender GmbH, Repair-Service,

Londorfer Straße 65,

35305 Grünberg

1.2.3 Field service

On-site service for all Bender products

 Commissioning, parameter setting, maintenance, troubleshooting for Bender prod-

ucts

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

mography)

 Practical training courses for customers

Important information

NGRM5xx_D00373_06_M_XXEN/02.2022

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

+49 6401 807-753** (commercial issues)

Fax: +49 6401 807-759

E-mail: [email protected]

Internet: www.bender.de

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

**Mo-Thu 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.bend-

er.de > Know-how > Seminars.

1.4 Delivery conditions

The conditions of sale and delivery set out by Bender apply.

For software products, the "Softwareklausel zur Überlassung von Standard- Software

als Teil von Lieferungen, Ergänzung und Änderung der Allgemeinen Lieferbedingun-

gen für Erzeugnisse 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 industry) set out

by the ZVEI (Zentralverband Elektrotechnik- und Elektronikindustrie e.V., (German Elec-

trical and Electronic Manufacturers' Association) also applies.

Conditions of sale and delivery can be obtained from Bender in printed or electronic for-

mat.

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 it is protected from dust, humidity and

spray or dripping water, and in which the specified storage temperatures can be as-

sured.

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 following causes:

 Improper use of the device.

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

Important information

10 NGRM5xx_D00373_06_M_XXEN/02.2022

 Failure to observe the instructions in this operating manual regarding transport, com-

missioning, operation and maintenance of the device.

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

 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 recommended by the manu-

facturer.

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

sonnel working on the device. Furthermore, the rules and regulations that apply for ac-

cident 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 electrical and electronic equipment (WEEE directive) and the di-

rective on the restriction of certain hazardous substances in electrical and electronic

equipment (RoHS directive) apply in the European Community. In Germany, these pol-

icies are implemented through the "Electrical and Electronic Equipment Act" (ElektroG).

According to this, the following applies:

 Electric and electronic equipment are not to be included in household waste.

 Batteries and accumulators are not to be included in household waste but 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 properly.

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

www.bender.de -> Service & support.

Altri manuali per NGRM500

Questo manuale è adatto per i seguenti modelli

Indice

Altri manuali Bender Sistema di controllo

Bender

Bender VMD420 Manuale utente

Bender

Bender RCM460Y Manuale utente

Bender

Bender VMD421H Manuale utente

Manuali Sistema di controllo popolari di altre marche

Pentair Pool Products

Pentair Pool Products Compool Manuale utente

ComfortNET

ComfortNET CTK04 Manuale utente

Fireye

Fireye InSight II 95DSS3 Manuale utente

CAME

CAME G3000 Manuale utente

Idemia

Idemia MorphoAccess VP MD Manuale utente

Axis

Axis P1445-LE-3 Manuale utente

HEIDENHAIN

HEIDENHAIN TNC 150 B Manuale utente

CNC-Step

CNC-Step High-Z T-Series Manuale utente

Doosan

Doosan DVF Series Manuale utente

Honeywell

Honeywell KAP 140 Manuale utente

Honeywell

Honeywell vk41 series Manuale utente

AirBench

AirBench FPW Guida all'installazione

Cypress

Cypress HHR-3160 Manuale utente

CAME

CAME GLT40AOS Manuale utente

Zonex

Zonex GEN II -VVT Guida utente

Altronics

Altronics K 9650 Manuale utente

micro-trak

micro-trak RoadMaster Manuale utente

micro-trak

micro-trak Calc-An-Acre II Manuale utente