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Change Over Box 138-119

1. 138 119 Change Over Box application in the 57022 GGM R Gyro Compass System 4 2 The block diagram below shows a Change Over Box and a Change Over Switch in the STD22 GGM R Gyro Compass System GGM R Gyro Gyro Magnet Redundant X00014 C see also block diagram 10 BD D 1euBew oJ o 04A6 H IN95 uie1s s sseduio H IN55 22 015 jenuejod SNIS x 21 00 00 L OE JO AOL WN jo ejeJ Jejuud ZEZSH XL snq MOL 2 eeJBep sdeis 9 deis x WAWN 10 sng x z 0 dn uonnquisi 619 061 811 81 uonnquisiq Jejuud 10 c c8H XI UJ JO 9je4 61 861 xog L_a X dn 10 WEY 281 21 YOUMS a J9 Q Y deis VINN 10 snq esjnoo 619 061 84 861 yun 0122179 6 yun uonnquisiq sng NYO 859 eas 2796 enueui oos peeds uonisog VAIN peeds VINN peeds 607 uonoeuig peeds VINN VINN NYO 62 0 ALS ssedwoy p uonoes eos A ddns 19 Mog PEE 010 801 oneubeyy c 0
2. 10 sng esinoo OH BuipeeH x 21 dn snq NYO 219 021 yun 811 861 uonngusiq Jejuud c cSu XL JO deis WAWN 10 snq esunoo o1 dn asn AOF UNEN 281 21 6 YOUMS 1 7 8796 ou ees 19 0 1 811 861 Jorejedo yun uonnquisia snq NYO 42792 ou oes peeds WAIN peeds peeds 51100 uonoeuiq peeds v3INN uonisod WAN snq NYO dE c 0LL 22 016 ssedujo uonoes ees NVO c OLL ec 015 ssedwoy snq NYO Ov96 enueui eos Figure 8 57022 GG R Gyro Compass block diagram 3769D0C000002 24 Edition April 06 2005 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 If an error occurs in the DU1 of the compass system1 the DU 1 generates an error mess age System Failure in terms of a 24 V DC switch potential to the Change Over Box In the automatic mode this System Failure effects a switching over from the outputs of DU 1 to the outputs of DU 2 The STD22 GG R Gyro Compass System is equipped with a redundant power supply see section 4 3 Redundant Voltage Supply 376900 000002 25 Edition 06 2005
3. 24 4 1 Change Over Box application in the STD22 GG R Gyro Compass System 24 4 2 Change Over Box application in the STD22 GGM R Gyro Compass System 26 4 3 Redundant Voltage Supply 28 4 4 Error message System Failure 29 4 4 1 System Failure in switch position 30 4 4 2 System Failure in switch positions Sys1 and 5 52 31 4 4 3 Status messages Error messages 32 5 Maintenance and Repair 34 5 1 Maintenance uoc CL gebe RS CENMU VENE CER SI RENE fs 34 5 2 cer ite 34 5 2 1 Safety INSttuCtiOnS e abe Lee ey he hee pate se 34 5 2 2 Trouble shooting in a 57022 Gyro Compass System 35 5 2 3 Fuses in the Change Over 35 5 2 4 SONi CO imo uides b ILE Ser wa POUR mr Db dept teg eec 36 5 2 4 1 Exchanging Of 10565 eee RE De Va e obe abere duele ee Res 37 5 2 4 2 Exchangirig of relays erp EE RR aa aan DU DER 38 5 8 bein REO S DEA IUe aed eae
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5. N 5 5 m e m s z E i a z E lt E 5 lt d E i bH o gt TM z 2 5 gt 0 5 Y gt 5 or c E Qn 5 3 gt gt o a 3 o BS o 9 5 9 pun 9 DL o Q li e gt 5 w 2 d5 8 2 cs LI a Figure 4 Principle of switching over in the compass system STD 22 3769D0C000002 5 Edition Sept 14 2009 138 119 Caption A In1 B In2 A Out B Out System Failure Signal A Signal Signal at the output System 1 Signal at the output System 2 switched signal A switched signal Failure message of compass system 1 NOTE Some of the relay outputs are led via fuses from the Change Over Box to the connected receivers This fuse protection serves to prevent effects to the Change Over Box in case of a fault in a connected heading receiver NOTE Figure 4 shows a principle of switch over The actual connections are shown in the appended wiring diagrams The switch over relays in the Change Over Box are controlled with a switching voltage of 24 V DC This switching voltage is generated in the Change Over Box led to the Change Over Switch The operation
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8. While exchangeing electonical components the equipment has to have zero potential NOTE While closing again the housing after a repair or an installation the cover has to be set carefully The seal may not be crushed if necessary push the sidewall slightly After accomplishment of a service a setting to work procedure and a function test has to be done again see section 3 3 Setting to work and 3 4 Function test Edition April 06 2005 36 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 5 2 4 1 Exchanging of Fuses CAUTION Use only fuses with prescribed technical data see parts list at the wiring diagram Do not replace fuses under load The fuses E1 to E13 are located at the terminal board L1 of the Change Over Box see wi ring diagram 138 119 HP008 If one of the fuses E1 or E2 blows the system status is according to switch position Sys1 it means the output signals of the Distribution Unit 1 are fed to the Change Over Box If both fuses E1 and E2 are blown all receivers which are supplied via the Change Over Box are no longer supplied with operating voltage Switch OFF both power supplies disconnection from ship s mains Unscrew the cover of the housing Remove blown fuse out of the fuse holder Insert new fuse attend the correct type Screw on the cover again and pay attention to a proper position of the sealing Switch ON both power su
9. Raytheon Anschiitz GmbH Raytheon Anschutz Postfach 1166 ANSCH TZ D 24100 Kiel Germany Tel 49 4 31 30 19 0 Fax 49 4 31 30 19 501 Email Service raykiel com www raytheon anschuetz de Change Over Box Type 138 119 Operator and Service Manual 1 Description 2 Function of the Change Over Box 3 Installation and Stetting to Work 4 Change Over Box in the STD22 System 5 Maintenance and Repair 3769D0C000002 Edition April 06 2005 Revision December 08 2005 Revision September 14 2009 Weitergabe sowie Vervielfaltigung dieser Unterlage Verwertung und Mitteilung ihres Inhaltes nicht gestattet soweit nicht ausdriicklich zugestanden Zuwiderhandlungen verpflichten zu Schadenersatz Toute communication ou reproduction de ce document toute exploitation ou communication de son contenu sont interdites sauf autorisation expresse Tout manquement cette r gle est illicite et expose son auteur au versement de dommages et int r ts Copying of this document and giving it to others and the use or communication of the contents thereof are forbidden without express authority Offenders are liable to the payment of damages Sin nuestra expresa autorizaci n queda terminantemente prohibida la reproducci n total o parcial de este documento as como su uso indebido y o su exhibici n o comunicaci n a terceros De los infractores se exigir el correspondiente resarcimiento de da os y perjuicios C
10. 38 Edition April 06 2005 3769D0C000001 Change Over Box 138 119 6 Error performance sen kk Cred eee we ree e ACE Cn Re ERG 39 6 1 1 b Gee ideals Ro D Rip ENGL REY Y cg 40 6 2 Gyro te Rake E PUO HEP UT EE 41 6 3 Distribution Unit 1 5 41 6 4 Distribution Unit 2115 eye ein gee 41 6 5 Power Supply tails iere SAL ea ein ee RIDERE 42 6 6 Power Supply 2 42 6 7 Magnetic sonde ie geen iain is ogee M 43 6 8 Magnetic sonde 2 1allS 2 ho pete hi a eh hn a eee 43 Drawings Change Over Box Dimensional Drawing 138 119 005 Bauschaltplan Wiring Diagram 138 119 008 Change Over Switch Dimensional Drawing 124 187 005 Block diagram STD 22 GGM R Signal flow 10 BD D X00014 C Block diagram STD 22 GG R Power Distribution 10 BD D X00013 C 3769D0C000001 Edition April 06 2005 Change Over Box 0 138 119 ANSCHUTZ 1 Description 1 1 Change Over Box Type 138 119 The Change Over Box Type 138 119 is used to operate redundantly two compass systems It serves to switch over automatically or manually of up to 12 different signals Compass Compass System 1 System 2 Chan
11. 9 2 1 3 Switch position System 27 9 3 Installation and Setting to Work 11 3 1 General Comments tobe Oi trek Wb chug fe EUER er 11 3 1 1 General remarks to establish cable connections 13 3 1 2 General information about establishing an earth connection 15 3 2 Connecting the Change Over Box to the STD22 System 16 3 2 1 Connecting the supply voltage 16 3 2 1 1 Voltage supply of the connected 16 3 2 2 Connecting of signal lines 17 3 3 Setting to WORK oet RENS UM RIA NA Yee demere 19 3 3 1 Special features for operating a system with a Change over Box 20 3 3 1 1 Special features for DV bus operation 20 3 3 1 2 Special features for connected Rate Gyro 21 3 3 1 3 Special features for connected NAV Manager Data Manager 21 3 4 Function test of Change Over Box and Change Over Switch 22 3 5 Switching OFF the Change Over 23 4 Change Over Box application in the STD22 System
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14. 06 2005 138 119 3 4 Function test of Change Over Box and Change Over Switch This function test has to be performed 1 After first setting to work of the Change Over Box 2 After a repair of the compass systems 3 During a maintenance procedure of the Change Over Box see section 5 1 The function test has to be performed during the operation of the system it means the sup ply voltage for the system is switched ON To monitor the LEDs of each relay the cover has to be removed during the function test ATTENTION Pay attention during Maintenance and Repair Avoid contact with live cables Adhere to respective safety regulations as there are VDE BGV A2 OSHA 1919 and other national and international safety standards ATTENTION Maintenance and Repair have to be performed only by trained personnel which is familiar with the safety requirement of this device Removal of spare parts is not allowed at a system under load CAUTION Do not perform a function test during a sea trail Edition April 06 2005 22 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 Below mentioned tests have to be carried out Action Switch the Change Over Switch from Automatic to Sys1 Nominal state No LED lights up at the relays of the Change Over Box All outputs of the DU1 are switched to the outputs of the Change Over Box Switch the Change Over Sw
15. 2 fuses 6 3 A 24 V to the terminal board of the Change Over Box see also Change Over Box wiring Diagram 138 119 008 Voltage supply of the connected receiver The connected receivers can be supplied with operating voltage 24 V DC out of the Change Over Box independent of the signal lines For that purpose supply lines to the receivers have to be connected at the terminal board terminals 3 to 13 of the Change Over Box These terminals are fuse protected Terminals 3 to 10 are fitted with fuses 1 A 24 V it is to connect the supply voltage for only one receiver Terminal 11 to 13 are fitted with fuses 2 A 24 V it is to connect the supply voltage for up to two receivers Edition April 06 2005 16 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 3 2 2 Connecting of the signal lines The output signal lines of DU 1 are connected to the break contact element of the respect ive relay because of a switching through of the dropped out relay status The output signal lines of DU 2 are connected to the normally open contacts of the relay because of lead over from the Change Over Box after switching over to the activated switching status All relays are activated at the same time with applying the switch over voltage There is no assignment of the signal lines to the relays ATTENTION While connecting the signal lines it is important to pay attention that identical signal outputs of the Dist
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17. of the Change Over Box is possible with three different switch positions Automatic switch over because of a fail Manual switch over to system 1 Manual switch over to system 2 Edition April 06 2005 6 3769DOC000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 Below mentioned table shows an overview of the possible switch positions and the apper taining operation modes Switch position Normal mode Status Output of System 1 at the outputs of the Change Over Box In case of a fault in System 1 switching over to System 2 System 1 Output of System 1 at the outputs of the Change Over Box System 2 Output of System 2 at the outputs of the Change Over Box Further information to the switching positions is given in the following sections 376900 000002 7 Edition 06 2005 138 119 2 1 1 Switch position Automatic In the normal mode switch position Automatic the switching over of the output signals of compass system 1 are carried out of the Distribution Box DU1 via the Change Over Box see Figure 4 All relays of the Change Over Box are dropped out The DUs of both compass systems communicate via the CAN bus But only the DU1 is active and its output signals A In1 In2 etc are switched to the connected receiver Out Out etc If a fau
18. on the distance terminal board or relay to the cable inlet Make sure not to damage the shielding 2 Strip off the shielding to a remainder of approx 15 mm approx 15 mm approx 180 mm Figure 5 How to strip a connection cable 376900 000002 13 Edition 06 2005 138 119 3 Screw the cable gland out from the Change Over Box and push the screw connection components over the cable It is absolutely necessary that the sequence as shown in Figure 6 is adhered to 4 Check the cone and counterpart on the earthing insert for corrosion and if necessary remove corrosion using an appropriate process emery board 5 Push the counterpart of the earthing insert as far as the end of the cable shield 6 Push the earthing insert cone below the shielding against the counterpart Make sure that the shielding is evenly over the cone p d Wall and DIN socket Earthing insert Cone Counterpart Seal Strain relief Counternut Figure 6 Making a cable entry 7 Insert the earthing insert the seal with and the washer into the cable gland place the counter nut on top and hand tighten 8 Strip the cable cores to a length of approx 15 mm twist slightly and clamp on the cable end sleeves Connect the cable strands in the Change Over Box as shown in the appended wiring diagrams Hand tighten the terminal screws concerned 9 Check the connection is
19. switched over For further information on the status messages of the Distribution Unit see manual of the Distribution Unit Edition April 06 2005 32 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 The blackout of a Distribution Unit is not displayed at the Op erator Units Therefore it is constraining necessary to connect the error message System Failure from each Distribution Unit to an external alarm device The error message System Failure is generated if a Dis tribution Unit is dropped out 376900 000002 33 Edition 06 2005 138 119 5 Maintenance and Repair 5 1 Maintenance Relays are electromechanic components their function has to be tested sporadically see 3 4 Function test ATTENTION Do not perform this function test during a sea trail 5 2 Repair 5 2 1 Safety instructions ATTENTION Pay attention whilst Maintenance and Repair at electrical devices Avoid contact with cable under load Adhere respective safety regulations as there are VDE BGV A2 OSHA 1919 and other national and international safety standards ATTENTION Maintenance and Repair have to be performed only by trained personnel which is familiar with the safety requests of this device Removal of spare parts is not allowed at a system under load ATTENTION All repair measures are carried out only after clearance with the ship s c
20. too if con nected After repair the silent alarm is cancelled Distribution Unit 1 fails The Change over Box switches over to the Distribution Unit 2 at once The release of that switching over is the generation of the error message System Failure from the Distribu tion Unit 1 It means that the outputs of Distribution Unit 2 are forwarded from the Change over Box This fail is not displayed at the Operator Unit An external connected alarm device shows the message System Failure Distribution Unit 2 fails The system stays in the actual operation mode The active Distribution Unit 1 controls the system This fail is not displayed at the Operator Unit An external connected alarm device shows the message System Failure 376900 000002 41 Edition 06 2005 138 119 6 5 6 6 Power Supply 1 fails Both Power Supplies are cross connected at both Distribution Units If the Power Supply 1 connected at the Distribution Unit 1 fails the Distribution Unit 1 is supplied by the Power Supply 2 connected at the Distribution Unit 2 In a GG R system the Change over Box both Operator Units and both Distribution Units are supplied by the Power Supply 2 In a GGM R system the Change over Box both Operator Units both Distribution Units and both Magnetic Sondes are supplied by the Power Supply 2 Gyro 1 is no longer supplied with operating voltage see a
21. LL ALS snq NYO 9p9 ees Figure 9 57022 GGM R Gyro Compass block diagram 3769D0C000002 26 Edition April 06 2005 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 The used Magnetic Sonde has to be a Twin Magnetic Sonde It means Each Compass system has to have an independent Magnetic Sonde If an error occurs in the DU1 of the compass system1 the DU 1 generates an error mess age System Failure in terms of a 24 V DC switch potential to the Change Over Box In the automatic mode this System Failure effects a switching over from the outputs of DU 1 to the outputs of DU 2 The STD22 GGM R Gyro Compass System is equipped with a redundant power supply see section 4 3 Redundant Voltage Supply 376900 000002 27 Edition 06 2005 138 119 4 3 Redundant Voltage Supply A redundant power supply is implemented in the Compass systems STD 22 GG R and STD22 GGM R It consists of two power supplies cross wired Block diagram below shows the principle of supplying at the example of STD22 GG R see also block diagram 10 BD D X00013 C Signals Supply voltage if Fuses Change Over Box Magnetic Magnetic Sonde 1 Sonde 2 Operator 1 Operator Unit 1 Unit 2 Gyro 1 Gyro 2 M EL LB 3 Distribution Unit 1 Fuses Fuses Power Supply 2 Power Supply 1 Figure 10 Redund
22. Switch is not used The 24 V DC potential is not switched to the relays of the Change Over Box All relays are dropped out ATTENTION There is no automatic switch over to DU 2 if the DU1 fails System Failure The Change Over Box does not switch signals from the outputs of the Distribution Unit 1 to the heading receivers Switch position System 2 If the Change Over Switch is switched into position Sys 2 manually the signal outputs of the compass system 2 are carried out of the Distribution Box via the Switch Over Box see Figure 4 The connection of the relay System Failure of system 2 DU 2 via the Change Over Switch is not used The 24 V DC potential is fed from the Change Over Box via the Change Over Switch and back again to the Change Over Box All relays operate ATTENTION There is no automatic switch over to DU 1 if the DU2 fails System Failure The Change Over Box does not switch signals from the outputs of the Distribution Unit 2 to the heading receivers 376900 000002 9 Edition 06 2005 138 119 intentionally left blank Edition April 06 2005 10 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 3 Installation and Setting to Work 3 1 General Comments Caution During installation ensure that there are no live cables If necessary carry out measurements and switch off the respect ive power distribution A
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24. TTENTION Installation is to be performed only by trained personnel which is familiar with the safety requirements of this device Installation of the Change Over Box and the Change Over Switch have to be performed according to appended wiring diagrams 3769D0C000002 11 Edition April 06 2005 138 119 For installation of the Change Over Box see Dimensional Drawing 138 119 005 Additional criteria for the mounting location The Change Over Box may not be installed within an oil vapour area Not down in the bilge Keep distance to other equipment to perform cabling to the Change Over Box The cover of the Change Over Box has to be removable to the front The attachment has to be seaworthy shock proof and resistant to vibrations The Change Over Box may not be exposed to dripping water according to its internal protection IP 22 cable inlets below Edition April 06 2005 12 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 3 1 1 General remarks to establish cable connections NOTE While closing again the housing after a repair or an installation the cover has to be set carefully The seal may not be crushed if necessary push the sidewall slightly In order to ensure that the system operates correctly it is essential to follow the procedures described below for establishing cable connections 1 Strip off approx 180 mm of the cable depending
25. ant Power Supply STD 22 system Principle Edition April 06 2005 28 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 Example If power supply 1 fails all in the system1 connected devices Magnetic Sonde 1 Operator Unit 1 and Distribution Unit 1 are supplied with the necessary voltage from power supply 2 via the Distribution Unit 2 The Change Over Box is supplied with operating voltage via both Distribution Units further more NOTE This Gyro which is connected to that Distribution Unit whose connected power supply fails is no longer supplied with operating voltage 376900 000002 29 Edition 06 2005 138 119 4 4 4 4 1 Error message System Failure System Failure in switch position Automatic If the Distribution Unit 1 fails an error message which leads to a switch over in the Change Over Box is output from the DU 1 Condition for that is a normal operating mode of the Compass systems and a switch posi tion Automatic of the Change Over Switch NOTE A failure in the compass system 2 and a generation of an error message in the Distribution Unit does not lead to a switch over of the Change Over Box Cause of an error message can be below mentioned disturbances 1 Internal CAN bus of the DU 1 failed 2 Voltage drop of two monitored voltages extern output in the DU 1 3 Complete breakdown of th
26. e DU 1 All above mentioned errors or combinations thereof will lead to a System Failure in the DU 1 This System Failure activates a closing of a relay contact in the DU 1 By this an electrical circuit is closed in the Change Over Box and all relays are connected to 24 V DC switching potential All relays of the Switch over Box are caused to activate and switch over the output from DU 1 to DU 2 Edition April 06 2005 30 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 4 4 2 Error recognition The activation of the error System Failure of the DU 1 can be gripped off and can be used to control external devices This error message is at the terminal board of the Change Over Switch If the failure has been repaired and the compass system has been set into operation again the complete system operates automatically in the normal mode The System Failure relay is dropped off There is no switching potential at the relays of the Change Over Box All relays of the Change Over Box are dropped off The outputs of the Distribution Unit are output from the Change Over Box System Failure in switch positions Sys1 and Sys2 ATTENTION In case of a failure in Distribution Unit 1 System Failure and with the Change over Switch in Position Sys1 or Sys2 there is no automatic switch over to the other Distribution Unit If the Change Over Switch is in po
27. ently stored in the respective Distribution Unit After a replacement or a software update of a Distribution Unit above mentioned procedure has to be repeated for both Distribution Units Edition April 06 2005 20 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 3 3 1 2 3 3 1 3 Special features for connected Rate Gyro It is possible to connect Rate Gyros to the Distribution Units Settings for the Rate Gyros can be made at the respective Distribution Unit scaling and at the Operator Unit selection If a connected Rate Gyro fails the Rate of Turn of the actual selected Gyro is automatically took over The blackout of the external connected Rate Gyro is recognized only at the Operation Unit in the service menu see also Operator Unit manual no 3648 To monitor a blackout of an external connected Rate Gyro the respective alarm contact of the Rate Gyro has to be analysed respectively be connected to an external alarm device If the Rate Gyro becomes active again the Rate of Turn is automatically took over from the Rate Gyro Special features for connected NAV Manager Data Manager While configuring a NAV Manager Data Manager it has to pay attention to set for all re ceived position and speed data the tests for checksum and header to ACTIVE If both tests are not active than faulty data are corrected and are forwarded as not faulty 376900 000002 21 Edition
28. firm by pulling slightly Edition April 06 2005 14 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 General information about establishing an earth connection In order to comply with the stringent EMC requirements please abide by the information given below regarding cable connections Use the cable types specified in the appended wiring diagrams ATTENTION It is essential to ensure that these connections have a common reference to ship s earth Any additional components options if there are must also be connected to the common earth Figure 7 Establishing an earth connection earth connections must be made as shown in Figure 7 The earthing cable attached to the bracket must have a cross section of minimum 1 5 mm The cable bracket should be mounted between two toothed washers Earth connections must be free of corrosion and well fastened 3769DOC000002 15 Edition 3 138 119 3 2 3 2 1 3 2 1 1 Connecting the Change Over Box to the STD22 System Detailed terminal designations cable connections cable types are to be established according to the wiring diagram 138 119 008 the actual cable and connection dia grams as well as the manual of the Distribution Unit 138 118 Connecting the supply voltage see also section 4 3 Redundant voltage supply Voltage supply is effected by connecting the 24 V DC supply voltage via
29. ge Over Box 138 119 Heading Receiver Figure 1 Principle of switching over 376900 000002 1 Edition Sept 14 2009 138 119 Bottom view Figure 2 Change Over Box Type 138 119 Edition April 06 2005 2 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 1 2 Change Over Switch Type 124 187 The Change Over Switch Type 124 187 is applied in combination with the Change Over Box to allow the redundant operation standard operation of the compass equipment Change Over Switch position Automatic During standard operation a switching over to the other system takes place if a fault occurs By manual switching over to position Sys1 or Sys2 signal outputs are assigned to the respective Distribution unit constantly Change Over Switch ANSCH TZ Sys front view side view mounting position Figure 3 Change Over Switch Type 124 187 3769D0C000002 3 Edition April 06 2005 138 119 1 3 Technical Data 1 3 1 Change Over Box See also Change Over Box Dimensional Drawing 138 119 005 at the appendix Dimensions Weight Mounting mode Internal Protection Main Fuse Terminal board Nominal vol
30. hange Over Box 0 55 138 119 ANSCHUTZ STD 22 SAFETY INFORMATION gt Caution Pay attention whilst Maintenance and Repair Avoid contact with cable under load Adhere to respective safety regulations as there are VDE BGV A2 OSHA 1919 and other national and international safety standards This Change Over Box is not equipped with an interlocking mechanism Before Maintenance or Repair the device has to be separated from supply voltage gt ATTENTION Maintenance and Repair have to be performed only by trained personnel which is familiar with the safety requests of this device Determinations for handling of electrostatic devices must be adhered to To remove or to add an assembly or a printed circuit board under load may lead to severe faults of the device Insert no fuses with other technical data than the prescribed ones Edition April 06 2005 3769DOC000001 Change Over Box 138 119 COMMERCIAL NOTES Change Over Box in application with GG R and GGM R gt Not all Status messages Alarms are displayed at the Operator Unit It has to be assured that all the alarm contacts of both Distribution Units system Failure are connected to an external Alarm Units gt The DV Bus is not switched over by the Change Over Box gt A difference alarm G G or G M does not lead to a switch over in the Change Over Box gt At one of the two Operator Units the automatic switch over function g
31. itch from position Sys1 to position Sys2 All LED LEDs light up at the relays of the Change Over Box All outputs of the DU2 are switched to the outputs of the Change Over Box Switch the Change Over Switch from Sys2 to Automatic No LED lights up at the relays of the Change Over Box All outputs of the DU1 are switched to the outputs of the Change Over Box If errors should occur during the function test appropriate measures have to be seized for 3 5 Switching OFF the Change Over Box The Change Over Box has no ON OFF switch The Change Over Box is shut down by switching OFF both 24 V DC power supplies A single Change Over Box can be switched OFF by disconnection of one fuse E1 or E2 3769D0C000002 23 Edition April 06 2005 138 119 Change Over Box application in the STD22 System R Gyro Compass System Change Over Box application in the STD22 GG 4 1 The block diagram below shows a Change Over Box and a Change Over Switch in the Gyro Gyro Redundant R Gyro Compass System GG R see also block diagram 10 BD D X00013 C STD22 GG 0JAD 0JAD Y 99 x 5 sseduio oJ 5 4 99 zz 015 694 snieis x 21 006 001 06 10 AOL jo Byes Jejuud 10 eoepeiul ees ZEZ SH M OL 1 9 deis xe
32. lso section 6 1 Gyro 1 fails Power Supply 2 fails Both Power Supplies are cross connected at both Distribution Units If the Power Supply 2 connected at the Distribution Unit 2 fails the Distribution Unit 2 is supplied by the Power Supply 1 connected at the Distribution Unit 1 In a GG R system the Change over Box both Operator Units and both Distribution Units are supplied by the Power Supply 1 In a GGM R system the Change over Box both Operator Units both Distribution Units and both Magnetic Sondes are supplied by the Power Supply 1 Gyro 2 is no longer supplied with operating voltage see also section 6 2 Gyro 2 fails Edition April 06 2005 42 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 6 7 6 8 Magnetic Sonde 1 fails The Course Monitor function is no longer present This error messages TMC Failure and Course Monitor Alarm can be detached from the Distribution Unit and forwarded to external alarm devices detached from the Change over Box too if connected To adhere the course monitoring the Change over Switch has to be switched into position 2 In this case the Distribution Unit 2 is selected and the Course Monitor function is performed with the Magnetic Sonde connected to Distribution Unit 2 Change over Switch switched into position 2 means also there is no redundancy Magnetic Sonde 2 fails The outputs of the active Distribution Uni
33. lt is detected in the DU1 System Failure the Change Over Box switches over to the DU2 automatically This is affected by closing the contact of relay System Failure in the DU1 Thus the 24 V DC switching voltage is switched to the Change Over Box via the Change Over Switch All relays of the Change Over Box operate and switch the outputs of the Change Over Box from the signal outputs of the DU1 for example A In1 to the signal outputs of the 002 for example A In2 At the same time the error message System Failure can be detached as a 24 V DC po tential from the Change Over Switch for external applications This switch over function is not activated by a fault in the Distribution Unit 2 After repair and setting into operation again the output signals of the compass system 1 are switched to the output of the Change Over Box No additional measures are necessary ATTENTION It can happen that there is a desynchronisation of the 6 steps degree signal after switching over either manual or automatically Edition April 06 2005 8 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 Switch position System 1 If the Change Over Switch is switched into position Sys 1 manually the signal outputs of the compass system 1 are carried out of the Distribution Box via the Switch Over Box see Figure 4 The connection of the relay System Failure of system 1 DU 1 via the Change Over
34. n ex ceptional cases it should be switched to Sys1 or Sys 2 One of these exceptional cases is a non static error in the Compass system 1 In this case an always changing error would activate a switch over between system 1 and system 2 By manual switching into position system 2 this unstable status is cancelled By switching ON one of the two power supplies AC DC Converter 24 V DC of the STD22 system the Change Over Box is set to work Normally both power supplies are connected and switched ON After heating and settling time see respective compass manual of both compasses the system is in operation 376900 000002 19 Edition 06 2005 138 119 3 31 3 3 1 1 Special features for operating a system with a Change over Box Special features for DV bus operation To prepare both Distribution Units for an operation at a DVB bus they have to be set while the CAN bus is active for each Distribution Unit separate means Switch Change Over Switch into position Sys1 Activate the DV bus at the Operator Unit see respective manual The Distribution Unit 1 is set to operate with DV bus application Switch Change Over Switch into position Sys2 Activate the DV bus at the Operator Unit see respective manual The Distribution Unit 2 is set to operate with DV bus application Switch Change Over Switch into position Automatic Note This setting is perman
35. ommand Edition April 06 2005 34 3769D0C000002 Change Over Box 138 119 5 2 2 Trouble shooting in a STD 22 Gyro Compass System The Change Over Box accomplishes a defined task within a complete 57022 Compass system Failures in other parts of the equipment have an effect on the complete system By this a trouble shooting makes only sense under consideration of the complete compass system 5 2 3 Fuses the Change over Box At the terminal board of the Change over Box 13 terminal are protected with fuses see also appended wiring diagram Terminal Application Supply Voltage Change over Box E1 6 3 A 250 V Supply voltage Change over Box E2 6 3 A 250 V Supply voltage Repeater E3 1 A L250 V Supply voltage Repeater E4 1 A L250 V Supply voltage Repeater E5 1 A L250 V Supply voltage Repeater E6 1 A L250 V Supply voltage Repeater E7 1 A L250 V Supply voltage Repeater E8 1 A L250 V Supply voltage Receiver E9 1 A L250 V Supply voltage Repeater E10 1 A L250 V Supply voltage of additional receivers E11 2 A L250 V Supply voltage of additional receivers E12 2 A L250 V Supply voltage of additional receivers E13 2 A L 250 V 376900 000002 35 Edition 06 2005 COMPASS ANSCHUTZ STD22 138 119 5 2 4 Service ATTENTION Devices can be faulty
36. pplies oar wn 376900 000002 37 Edition 06 2005 138 119 5 2 4 2 Exchanging of relays 1 Switch OFF both power supplies disconnection from ship mains 2 Unscrew the cover of the housing 3 Tag the signal and supply lines of the respective relay and unscrew them from the relay terminals Protect wires against contact Detach the clamp retention of the relay and replace the relay Fix the destination label at the relay Plug the signal and supply lines into the respective terminals and tighten them Screw on the cover again and pay attention to a proper position of the sealing Switch ON both power supplies ON OO A 5 3 Parts list A complete list of spare parts is shown at the wiring diagram for the Change Over Box 138 119 008 for the Change Over Switch at the Dimensional Drawing 124 187 HP005 Edition April 06 2005 38 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 Error performance Following considerations will show the reaction in case of a fail of a GG R system Gyro Gyro redundant or a GGM R system Gyro Gyro Magnet redundant with a con nected Change over Box These considerations exclude wrong cable connections or broken cable At least a GG R system consist of At least a GGM R system consist of Gyro 1 Gyro 1 Gyro 2 Gyro 2 Distribution Unit 1 Distribu
37. r Operator Unit the system Distribution Unit switches over immediately to Gyro 2 Is this function not selected a manual switch over to Gyro 2 has to be carried out The message Switched to GY2 is displayed only if the automatic switch over function is selected An alarm is generated acoustical and optical and has to be acknowledged see manual for Operator Unit This error message Gyro 1 Failure can be detached from the Distribution Unit and for warded to external alarm devices detached from the Change over Box too if connected After a RESET of the complete system and Gyro 1 still fails the Gyro 2 is designated as Gyro the numerical indication is no longer displayed After a repair is to pay attention that the repaired Gyro is integra ted into the system with the lowest CAN bus address again otherwise it will not be identified as Gyro 1 An automatically switch over to Magnetic Sonde is only possible if both Gyros fail Edition April 06 2005 40 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 6 2 6 3 6 4 Gyro 2 fails If Gyro 2 fails not selected as heading sensor a silent alarm is generated It means that the Gyro 2 is indicated as failed at the Operator Unit but there is no acous tic alarm The error message Gyro 2 Failure can be detached from the Distribution Unit and forwarded to external alarm devices detached from the Change over Box
38. ribution Units have to be connected to the same relay 376900 000002 17 Edition 06 2005 138 119 Below mentioned output signals can be switched over from the Change Over Box up to 12 8 serial outputs Ansch tz course bus or NMEA Step 6 steps degree 24 35 max 10 W 1 x rate of turn 10 V for 30 100 300 degree minute 1 x RS 232 serial printer interface 2x Switching status of the Change Over Box The total amount of relay contacts is shown in the table below Signal outputs Serial outputs Anschutz course bus or NMEA Type of signal TX TX GND Number of lines per signal Step 6 steps degree 51 52 53 35 V OV Rate Of Turn RoT Aus RoT GND Serial printer interface TX GND System Failure DU 1 2 Status Edition April 06 2005 18 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ STD22 3 3 Setting to work There is no ON OFF switch at the Change Over Box There are no indicating elements The only operating element of the Change Over Box is the external Change Over Switch By operating the Change Over Switch the Change Over Box is switched into the desired operation mode NOTE The Change Over Box has to be set to work only with switch position Automatic The normal mode of the Change Over Switch is the switch position Automatic only i
39. sition Sys1 or Sys2 there is no automatically switch over function n position Sys1 only signal outputs of the compass system 1 are switched to the outputs of the Change Over Box n position Sys2 only signal outputs of the compass system 2 are switched to the outputs of the Change Over Box 3769DOC000002 31 Edition April 06 2005 138 119 4 4 3 Status messages Error messages The Distribution Unit provides other status messages System Failure is used to switch over all relays of the Change Over Box e Sensor Alarm 1 Failure Sensor Alarm Gyro2 Failure e Sensor Alarm Gyro3 GPS Failure Sensor Alarm TMC Failure Course Monitor Alarm Sensor Diff Alarm TMC Selected Gyro Selected GPS Gyro Selected CAN BUS Failure Alarm reset All above mentioned status messages and or alarms can be output out of each Distribution Unit and can be indi cated at external alarm devices systems Only the System Failure of Distribution 1 switches the relays of the Change Over Box If a System Failure occurs in the Distribution Unit 1 all other status messages and or alarms of the Distribution Unit 1 are without interest If a System Failure occurs in the Distribution Unit 2 all other status messages and or alarms of the Distribution Unit 2 are without interest The DV bus which is also output from a Dis tribution Unit is not
40. t Gor gt M has to be set Thus ensures a switching over from a failed selected sensor to the next heading sensor in function gt Connected repeater should be configured in such a manner that heading from a gyro is as well indicated as heading from a magnetic sonde Information and or data to operate the compass have to be stored twice for each Distribution Unit by operating the Change over Switch into the respective position 3769D0C000001 Edition December 08 2005 Change Over Box 0 55 138 119 ANSCH TZ 22 SAFETY INFORMATION and Notes 1 Description nob S orn NR RE 1 1 1 Change Over Box Type 138 119 1 1 2 Change Over Switch Type 124 187 3 1 3 Technical Data eed te reU ee eae tede 4 1 3 1 Change Over rq eX p Y E EROR Dx A p 4 1 3 2 Change Over Switch tpe See ERES E edades opted ud 4 2 Principle of function Change Over Box 5 2 1 Principle Change Over in the STD22 System 5 2 1 1 Switch position Automatic 8 2 1 2 Switch position System 1 7
41. t are forwarded via the Change over Box The failed Magnetic Sonde 2 is connected at the Distribution Unit 2 This fail is not displayed in the normal operating mode 376900 000002 43 Edition 06 2005 138 119 intentionally left blank Edition April 06 2005 44 3769D0C000002 SHISINH2Z31 8584 wos HOA
42. tage range Relays Operating voltage Mains supply Power consumption Relays Number of Relays Number of Relay contacts nc normally closed no normally open 1 3 2 Change Over Switch appr 605 mm x153 mm x250 mm appr 8 kg Wall mounted 22 Wall mounted Cable inlet below 2x T10A 250 V 18 36 Voc 24 Vpc 1 18 3 Relay Groups with 6 Relays each 4 nc and 4 no for each Relay in total 72 The Change Over Switch is a 4 pole switch with three switch positions Dimensions Weight appr 96 mm x120 mm x96 mm appr 0 8 kg Edition April 06 2005 3769D0C000002 Change Over Box O COMPASS 138 119 ANSCH TZ 57022 2 Principle of function of the Change Over Box 2 1 Principle Change Over Box in the STD 22 System In the redundant system of the Standard STD 22 the Change Over Box and the Change Over Switch are used to switch over between the output signals of both systems The diagram below shows the principle of switching over including the fault monitoring of Compass system 1 _ _ RE E 8 aL E 5 S m a 21 S 5 29 2 F 5 De e e o c x gt gt
43. tion Unit 1 Distribution Unit 2 Distribution Unit 2 Power Supply 1 Power Supply 1 Power Supply 2 Power Supply 2 Change over Box Magnetic sonde 1 Change over Switch Magnetic sonde 2 Change over Box Change over Switch Both Operation Units are not significant to the error performance in this considerations be cause of their function does not effect the redundancy The Change over Box is also not significant to the error performance because of there is no redundancy in case of their fail It is to assume in the following considerations that The Change over Box operates always with switch position Automatic It means that in the normal operation mode the outputs of the Distribution Unit 1 are forwarded via the Change over Box Other switch positions position 1 or position 2 are acceptable only in exceptional cases The automatically switch over function G G and G M are always active Gyro 1 is always the selected sensor 376900 000002 39 Edition 06 2005 138 119 6 1 Power Supply 1 fails see section 6 5 see section 6 5 connected to Distribution Unit 1 Power Supply 2 fails see section 6 6 see section 6 6 connected to Distribution Unit 2 Magnetsonde 1 fails see section 6 7 connected to Distribution Unit 1 Magnetsonde 2 fails see section 6 8 connected to Distribution Unit 2 Gyro 1 fails If the automatic switch over function G G is selected see manual fo

Change Over Box 138-119

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