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Bender RCMA423AS, Manual

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Bender RCMA423AS Manual Download Page 30

Operation and setting

30

RCMA423AS_D00157_01_M_XXEN/08.2016

5.5.3

Response value setting for overcurrent:

-  Response value I2 (overcurrent 

I

Δ

n2

)

-  Response value I1 (overcurrent 

I

Δ

n1

)

-  Hysteresis (Hys) of the response values 

I

Δ

n1

, 

I

Δ

n2

Increasing the response value I2 (alarm overcurrent)

Increasing the response value I1 (prewarning overcurrent)

Setting the hysteresis of the response value 

Summary of Contents for RCMA423AS

Page 1: ...Manual EN Residual current monitor for monitoring AC DC and pulsed DC currents in TN and TT systems acc norm AS NZS 2081 2011 Software version D441 V1 1x RCMA423AS_D00157_01_M_XXEN 08 2016 RCMA423AS...

Page 2: ...any Londorfer Strasse 65 35305 Gruenberg 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...

Page 3: ...bility 11 1 7 Disposal 12 2 Safety instructions 13 2 1 General safety instructions 13 2 2 Work activities on electrical installations 13 2 3 Intended use 14 2 4 Information about factory setting 14 3...

Page 4: ...5 Display in menu mode 27 5 5 1 Parameter query and setting overview 27 5 5 2 Changeover from overcurrent to undercurrent mode or to window mode 29 5 5 3 Response value setting for overcurrent 30 5 5...

Page 5: ...Table of Contents 5 RCMA423AS_D00157_01_M_XXEN 08 2016 6 3 Ordering information 43 6 4 Error codes 44 INDEX 45...

Page 6: ......

Page 7: ...bility for injury to persons or damage to property resulting from errors or mistakes in this manual This manual is intended for qualified personnel working in electrical engineering and electronics Th...

Page 8: ...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 Deli...

Page 9: ...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 Fa...

Page 10: ...ndard software as part of de liveries modifications and changes to general delivery conditions for prod ucts and services in the electricalindustry set out by the ZVEI Zentralverband Elektrotechnik un...

Page 11: ...ning 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...

Page 12: ...mmu 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...

Page 13: ...regulations must be complied with The European stand ard EN 50110 can be used as a guide Only qualified personnel are permitted to carry out the work necessary to install commission and run a device...

Page 14: ...t response value I n2 and alarm I n2 Since the values are measured with measuring current transformers the RCMA423AS is nearly independent of the nominal voltage and the current of the system being mo...

Page 15: ...t up delay is activated Measu red values changing during this time do not influence the switching state of the alarm relays Residual current measurement takes place via external W20AB W210AB series me...

Page 16: ...asuring current transformer will not be monitored 3 2 2 Fast response value query With the display in standard mode the currently measured response values I n1 and I n2 can be queried pressing the Up...

Page 17: ...gories to alarm relays K1 K2 The alarm categoriesdevice error residual currentI n1 residualcurrent I n2 or alarm by device test can be assigned to the alarm relays via the out menu 3 2 8 Time delays t...

Page 18: ...In the window discriminator mode the threshold values I1 and I2 represent the upper and the lower value If the measured value is not within this area an alarm is initiated by the device See page 35 3...

Page 19: ...lt memory The fault memory can be activated deactivated or set to continuous mode con If the fault memory is set to con mode the alarm parameters remain stored even on failure of the supply voltage St...

Page 20: ...Function 20 RCMA423AS_D00157_01_M_XXEN 08 2016...

Page 21: ...un a device or system Risk of electrocution 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 devic...

Page 22: ...ps a second mounting clip required see ordering information to a position that it projects bey ond the enclosure Then fix the device using two M4 screws 2 Wiring Connect the device according the wirin...

Page 23: ...unction RL Reload function with memory off L I I2 Response value I n2 as mA Alarm 2 I1 Response value I n1 as of I n2 Alarm 1 prewarning r1 1 r2 2 Alarm relay K1 Alarm relay K2 I Hys Response value hy...

Page 24: ...arm 2 lights yellow Res ponse value 2 reached I n2 13 mA M 13 mA flow through the measuring current transformer fault memory active T Test button 1 5 s to indicate the display elements in use to start...

Page 25: ...of the respective function Menu Sub Menu Menu item Activation Adjustable parameter AL response values I2 Hi I n2 Alarm 2 I1 Hi I n1 as of I n2 Alarm 1 prewarning Hys Hysteresis I n1 I n2 out output c...

Page 26: ...on 1 Response delay K1 t on 2 Response delay K2 T Start up delay t off Delay on release K1 K2 Set device control I 12 HI Selectable parameters High window function low off Parameter setting via pass...

Page 27: ...C operation n c individually for each K1 K2 Specify the number of the reload cycles Assign the alarm category I1 I n1 or I2 I n2 relay test or device error individually to K1 K2 1 r1 2 r2 t Set delay...

Page 28: ...Operation and setting 28 RCMA423AS_D00157_01_M_XXEN 08 2016 Menu structure t 1 5 s t 1 5 s t 1 5 s t 1 5 s t 1 5 s AL out t SEt InF HiS ESC ESC...

Page 29: ...ith Enter The current value for prewarning appears on the flashing display 5 Use the Up or Down key to set the appropriate prewarning value Con firm with Enter I1 flashes 6 You can exit the menu by pr...

Page 30: ...g for overcurrent Response value I2 overcurrent I n2 Response value I1 overcurrent I n1 Hysteresis Hys of the response values I n1 I n2 Increasing the response value I2 alarm overcurrent Increasing th...

Page 31: ...ion n o Setting the number of reload cycles 5 5 5 Assigning alarm categories to the alarm relays The following messages can be assigned to the alarm relays K1 r1 and K2 r2 Device error Response value...

Page 32: ...Operation and setting 32 RCMA423AS_D00157_01_M_XXEN 08 2016 Alarm relay K1 Deactivating the category device error Alarm relay K1 Deactivating the category response value I1 3x 1 5 s 4x 4x 3x 1 5 s 1x...

Page 33: ...e value I2 Alarm relay K1 Deactivating the category Alarm by device test When an alarm relay K1 K2 has been deactivated in the menu an alarm will not be signalled by the respective changeover contact...

Page 34: ...se toff 0 300 s for K1 K2 The setting toff is only relevant when the fault memory M is deactivated The operating steps for the setting of the response delay ton1 and the starting delay t are illustrat...

Page 35: ...vice apply to overcurrent HI or undercurrent operation Lo In addition window operati on In can be selected 5 5 8 Factory setting and password protection Use this menu to activate the password protecti...

Page 36: ...Operation and setting 36 RCMA423AS_D00157_01_M_XXEN 08 2016 b Changing the password c Deactivating the password protection 2x 1 5 s 2x 2x 1 5 s 2x...

Page 37: ...e displayed as a scrolling text Once one pass is completed you can select individual data sections using the Up Down keys 5 5 11 History memory query The history memory can be selected via the menu Hi...

Page 38: ...I1 Response value overcurrent I2 Hysteresis Fault memory M Operating mode K1 K2 Message K1 Message K2 Start up delay Response delay Delay on release Password Overcurrent mode HI 50 mA 50 of I2 100 mA...

Page 39: ...tegory pollution degree III 3 Rated impulse voltage 4 kV Supply voltage RCMA423AS D 1 Supply voltage range Us acc AS NZS 2081 2011 AC 32 60 V DC 19 2 78 V Operating range Us AC 16 72 V DC 9 6 94 V Fre...

Page 40: ...onse delay ton1 0 10 s 0 s Response delay ton1 alarm 0 10s 0 s Delay on release toff 0 300 s 1 s The actuating times depend on the rated frequency Operating timetae at I n 1 x I n1 2 50 1000 Hz 50 ms...

Page 41: ...temperature 25 C 55 C Classification of climatic conditions IEC 60721 Stationary use IEC 60721 3 3 3K5 except condensation and formation of ice Transportation IEC 60721 3 2 2K3 except condensation and...

Page 42: ...peration Position of normal use display oriented Degree of protection internal components IEC 60529 IP30 Degree of protection terminals IEC 60529 IP20 Enclosure material polycarbonate Flammability cla...

Page 43: ...sponse range I n 100 mA 5 A 100 mA 5 A Rated frequency 0 1000 Hz 0 1000 Hz Supply voltage Us DC 9 6 94 V AC 42 460 Hz 16 72 V DC 70 300 V AC 42 460 Hz 70 300 V Art No B7 push wire terminal screw type...

Page 44: ...X 250 2 5 B 9808 0504 WX 500 5 B 9808 0505 WX 1000 10 B 9808 0506 Error code Meaning E 01 Fault CT connection monitoring Appropriate action Check CT connection for short circuit or interruption After...

Page 45: ...le of parameter setting 29 F factory setting 18 38 Function 15 Functional faults 17 H How to use this manual 7 I Installation and connection 21 Intended use 14 K K1 K2 assignment alarm category 25 L L...

Page 46: ...t button 24 Residual current monitoring in window discriminator mode 18 Residualoperatingcurrentrangesofthedif ferentmeasuringcurrenttransformers 42 Residual operatung current ranges and the appropria...

Page 47: ......

Page 48: ...r GmbH Co KG P O Box 1161 35301 Gruenberg Germany Londorfer Strasse 65 35305 Gruenberg Germany Tel 49 6401 807 0 Fax 49 6401 807 259 E Mail info bender de www bender de Photos Bender archives BENDER G...

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