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REA 105
Arc Protection Module

Operator’s Manual

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Summary of Contents for REA 105

Page 1: ...REA 105 Arc Protection Module Operator s Manual w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 2: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 3: ... 4 3 Operation of IN1 and OUT1 ports 8 4 4 Operation of port IN2 8 4 5 Circuit breaker failure protection 8 4 6 Self supervision unit IRF 9 4 7 Front panel 9 4 8 Functions of LEDs and switches 10 5 Connections 12 6 Commissioning 13 6 1 Instructions for commissioning 13 6 2 Testing of arc protection system level 13 6 3 Light reference setting 14 7 Dimensions and fixing 15 8 Technical data 16 9 Orde...

Page 4: ...e extended and the protected object to be divided into smaller areas Thus a more selective system is obtained 1 1 Features Loop type or radial sensor fibre for arc detection 2 high speed semi conductor outputs for tripping Signal relay activated by light detected by the sensor fibre 3 RJ 45 ports for the connection of REA 101 relay and extension units Circuit breaker failure protection Delayed lig...

Page 5: ...of the device has to be carefully earthed Only a competent electrician is allowed to carry out the electrical installation Sensor fibres have to be handled according to the instructions given by the sensor fibre manufacturer Settings and configuration changes have to be done with the auxiliary supply voltage Uaux disconnected Malfunction may occur if changes are made with the supply voltage connec...

Page 6: ... SG1 1 SG1 2 SG1 3 SG1 4 SG1 5 SG1 7 SG1 6 SG1 8 X4 1 2 3 6 7 9 10 PORT IN 1 PORT IN 2 PORT OUT 1 I I trip trip light Power IN OUT X2 X3 X1 loh5a 1 1 1 Circuit breaker failure protection Light detection and testing Cable connection block Cable connection block HSO1 HSO2 sensor 1 SG1 1 SG1 2 SG1 3 SG1 4 SG1 5 SG1 7 SG1 6 SG1 8 X4 1 2 3 6 7 9 10 PORT IN 1 PORT IN 2 PORT OUT 1 I I trip trip light Pow...

Page 7: ...ibre can be deactivated with the switch SG1 8 Sensor supervision deactivation ON OFF in which case a radial i e a terminating fibre can be used When the switch SG1 5 Light to port IN1 ON OFF is in the OFF position no light signal is transmitted to the REA 101 unit located in the direction of the port IN1 and the REA 105 extension unit alone carries out tripping if the REA 101 unit delivers an over...

Page 8: ...al 1MRS 751003 MUM In this case the ports must be terminated that is the terminators for both ports IN1 and IN2 have to be connected switches SG1 1 2 The port is galvanically isolated from the rest of the device because otherwise possible potential differences between the central units might cause problems 4 5 Circuit breaker failure protection The circuit breaker failure protection is implemented...

Page 9: ...tarts flashing the LED indicator IRF is activated and the IRF relay resets 4 7 Front panel LJ URQW SDQHO REA 105 ARC PROTECTION ABB Network Partner 2 5 IRF Uaux 1MRS090418 AA Ser No OFF 8 Sensor supervision deactivation ON OFF 3 Automatic light ref level ON OFF IN Light Fault OUT Sensor 4 Sensor ON OFF 1 Terminator 1 ON OFF SG1 ON SG1 Light ref level adj MAX MIN paneli5 TRIP 2 Terminator 2 ON OFF ...

Page 10: ...Ds activated Uaux Power supply is connected Light The sensor fibre has detected light TRIP The unit has tripped IRF The self supervision system has detected a fault The fault LED Port A B Fault of the REA 101 relay is flashing the IRF indicator is lit and the IRF relay has reset Fault IRF Sensor fibre broken The sensor fibre may still detect light between the sensor input and the breakage Transmit...

Page 11: ...ted to it trip as well Switch in OFF position No light signal is transmitted to the port IN1 6 Switch 6 Delayed light to port IN1 ON OFF Switch in ON position Circuit breaker failure protection in use The selected time delay SG1 7 is started by the tripping of the REA 105 unit If the overcurrent signal is still active when the time delay elapses the REA 105 unit transmits a light signal to the hig...

Page 12: ...al relay of sensor 3 Light NO Signal relay of sensor 4 Not in use 5 Not in use 6 HSO2 Heavy duty high speed semi conductor output 2 7 HSO2 Heavy duty high speed semi conductor output 2 8 Not in use 9 HSO1 Heavy duty high speed semi conductor output 1 10 HSO1 Heavy duty high speed semi conductor output 1 Sensor fibre connectors Sensor OUT Sensor IN w w w E l e c t r i c a l P a r t M a n u a l s c ...

Page 13: ...G1 2 is set in position ON too 3 3RWHQWLRPHWHU LJKW 5HI HYHO GM Default setting middle position If the SG1 3 switch is set for automatic backlight compensation the setting of the potentiometer does not have to be changed 6 2 Testing of arc protection system level 1 Check the current measurement function of each REA 101 relay by measuring the primary or secondary circuit When the current limit is e...

Page 14: ...ition the potentiometer can either be left in this position or turned one scale mark interval to the right depending on the sensitivity level desired 5 Turn the key switch Trip Condition of one REA 101 relay into position LJKW 6 Expose one sensor fibre at a time to light for example using a flash and check that the right circuit breakers operate 7 When all of the sensor fibres have been tested set...

Page 15: ... LJ LPHQVLRQV LJ L LQJ PHWKRGV The fixing method recommended Method 1 M4 threaded hole fixing with M4 machine screw Method 2 φ 4 2 mm hole fixing with M4 machine screw and a nut 49 6 203 3 182 6 170 3 160 5 ø 5 0 dim105 170 3 160 5 ass103 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 16: ... length without splices or with one splice 60 m Maximum length with two splices 50 m Maximum length with three splices 40 m Service temperature range 35 80 C Minimum permissible bending radius 50 mm Connection cable Maximum length 40 m Total operate time HSO1 and HSO2 2 5 ms Environmental tests Specified service temperature range 10 55 C Transport and storage temperature range 40 70 C Dry heat tes...

Page 17: ...ge Radio frequency interference test conducted common mode IEC 61000 4 6 radiated amplitude modulated IEC 61000 4 3 Fast transient disturbance test IEC60255 22 4 and IEC 61000 4 4 Surge immunity test IEC 61000 4 5 trip outputs common mode differential mode signal output contacts common mode differential mode Electromagnetic emission tests EN 55011 and EN 50081 2 radiated RF emission Enclosure Degr...

Page 18: ...ng kit for connecting cases together 1MRS 050241 Mounting kit for 19 rack 1MRS 050258 Extension unit REA 103 1MRS 090417 AA Extension unit REA 105 1MRS 090418 AA Extension unit REA 107 REA 107 AA Includes mounting kit 1MRS 050209 for flush mounting 3UH PDQXIDFWXUHG ILEUH VHQVRUV Length Order number 5 m 3 1MRS 120512 005 10 m 3 1MRS 120512 010 15 m 3 1MRS 120512 015 20 m 3 1MRS 120512 020 25 m 3 1M...

Page 19: ...VLRQ XQLW RU H WHQVLRQ XQLWV WR HDFK DQRWKHU 1 m 3 1MRS 120511 001 3 m 3 1MRS 120511 003 5 m 3 1MRS 120511 005 10 m 3 1MRS 120511 010 15 m 3 1MRS 120511 015 20 m 3 1MRS 120511 020 30 m 3 1MRS 120511 030 40 m 3 1MRS 120511 040 3ODVWLF ILEUH RSWROLQN IRU VLJQDO WUDQVIHU EHWZHHQ FHQWUDO XQLWV 1 m 3 SPA ZF AA 1 2 m 3 SPA ZF AA 2 3 m 3 SPA ZF AA 3 5 m 3 SPA ZF AA 5 10 m 3 SPA ZF AA 10 20 m 3 SPA ZF AA ...

Page 20: ...anual REA 105 10 References REA10_ Technical Overview Brochure 1MRS 750929 MBG REA101 Operator s Manual 1MRS 751003 MUM REA103 Operator s Manual 1MRS 751004 MUM REA107 Operator s Manual 1MRS 752135 MUM w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 21: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 22: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 23: ...w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

Page 24: ...Substation Automation P O Box 699 FIN 65101 VAASA Finland Tel 358 10 22 11 Fax 358 10 224 1080 www abb com substationautomation 1MRS 751005 MUM EN 07 2002 w w w E l e c t r i c a l P a r t M a n u a l s c o m ...

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