Type B Vital Relays - Alstom

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Corrective Maintenance Table 6–12. Microchron II Timer Electronics Removal Procedure Step Procedure 1 Remove the relay cover and seal. 2 Detach the white, four-position connector, P1 (located close to the relay base) from the Motherboard (DC version) or Timer board (AC version) by squeezing the side tabs while firmly pulling it away from the board. Front View of DC Relay P1 P2 VIEW SHOWN WITH SWITCH BOARD _ AND BRACKET REMOVED Top View of AC Relay (J1) (P1) (P2) P1457, Rev. Nov/07 6–24 <strong>Alstom</strong> Signaling Inc.
Corrective Maintenance Table 6–12. Microchron II Timer Electronics Removal Procedure (Cont.) Step Procedure 3 For the AC version of the relay, detach the smaller, white, square shaped 4- position connector P2 from the bottom of the Thumbwheel board, by squeezing the side tab while pulling the connector away from the Thumbwheel board. Locate the black bracket securing the electronics package to the relay base. Remove and save the two flathead screws that hold the bracket to the base. Put the two flathead screws and washers in a safe place. (J1) (P1) SCREWS (P2) BRACKET Carefully set the electronics package/bracket assembly aside and continue to step 5. For the DC version of the relay, go to step 4. 4 For the DC version of the relay remove the Motherboard and carefully set the board aside. NOTE Always handle printed circuit boards at a static safe station. Continue to step 5. P1457, Rev. Nov/07 6–25 <strong>Alstom</strong> Signaling Inc.
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Type B Vital Relays Copyright © 19
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LIST OF EFFECTIVE PAGES P1457, Type
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PREFACE NOTICE OF CONFIDENTIAL INFO
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ABOUT THE MANUAL This manual is int
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MANUAL SPECIAL NOTATIONS In the Als
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Topic TABLE OF CONTENTS Page 1. SEC
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Topic TABLE OF CONTENTS (CONT.) Pag
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Description LIST OF FIGURES (CONT.)
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Description LIST OF TABLES Page Tab
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General Description 1. SECTION 1 -
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General Description 1.2.2. Identifi
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General Description 1.2.3. Relay Pr
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General Description 1.2.4. Mounting
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General Description The registratio
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General Description 1.2.7.2. Test T
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General Description 16 26 36 46 56
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General Description 1.2.10. Relay C
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Theory of Operation 2. SECTION 2 -
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Theory of Operation 2.2. RELAY CONT
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Theory of Operation 2.2.2.1. Contac
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Theory of Operation 2.2.2.3. Heavy-
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Theory of Operation 2.2.3. Coils A
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P1457, Rev. Nov/07 2-11 Alstom Sign
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Theory of Operation 2.3. BIASED-NEU
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Theory of Operation 2.4. DC LINE RE
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Theory of Operation S NO VOLTAGE N
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Theory of Operation R N NORMAL CONT
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Theory of Operation 2.4.4. Microchr
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Theory of Operation 2.4.4.2.2. Appl
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Theory of Operation Group Space- Fr
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Theory of Operation 2.4.4.3.1. Appl
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Theory of Operation 2.5. DC SPECIAL
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Theory of Operation (FRONT VIEW) 1E
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Theory of Operation 2.5.4. Switch-O
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Theory of Operation TRACK CIRCUIT E
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Theory of Operation 2.5.6. Code Rat
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Theory of Operation 2.5.7. Code-Fol
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Theory of Operation Figure 2-38. VT
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Theory of Operation Figure 2-41 sho
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Theory of Operation VANE CONTACTS P
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Theory of Operation EDDY CURRENT IN
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Theory of Operation In each snapsho
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Installation 3. SECTION 3 - INSTALL
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Installation Table 3-2. B Relay Ins
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Installation Table 3-2. B Relay Ins
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Installation Table 3-3. Microchron
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Installation Table 3-5. AC Microchr
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Installation Table 3-5. AC Microchr
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Preventive Maintenance 4. SECTION 4
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Preventive Maintenance 4.3. PREVENT
Page 107 and 108: Preventive Maintenance Table 4-2. T
Page 109 and 110: Preventive Maintenance Table 4-3. V
Page 111 and 112: Preventive Maintenance 4.5. ELECTRI
Page 113 and 114: Preventive Maintenance 4.5.1. AC Li
Page 115 and 116: Preventive Maintenance 4.5.3. Biase
Page 117 and 118: Preventive Maintenance 4.5.5. Code
Page 119 and 120: Preventive Maintenance 4.5.7. Micro
Page 121 and 122: Preventive Maintenance 4.5.9. Polar
Page 123 and 124: Preventive Maintenance 4.5.11. Swit
Page 125 and 126: Troubleshooting 5. SECTION 5 - TROU
Page 127 and 128: Troubleshooting Table 5-1. Troubles
Page 129 and 130: Troubleshooting DC RELAY DOES NOT R
Page 131 and 132: Troubleshooting AC VANE RELAY DOES
Page 133 and 134: Troubleshooting MICROCHRON II TIMER
Page 135 and 136: Corrective Maintenance 6. SECTION 6
Page 137 and 138: Corrective Maintenance Table 6-2. B
Page 139 and 140: Corrective Maintenance Table 6-2. B
Page 141 and 142: Corrective Maintenance Table 6-4. T
Page 143 and 144: Corrective Maintenance NOTE For det
Page 145 and 146: Corrective Maintenance 6.4.4. Curre
Page 147 and 148: Corrective Maintenance 6.5. MECHANI
Page 149 and 150: Corrective Maintenance Table 6-10.
Page 151 and 152: Corrective Maintenance 6.5.2. Mecha
Page 157: Corrective Maintenance 6.5.3. Micro
Page 163 and 164: Parts Catalog 7. SECTION 7 - PARTS
Page 165 and 166: Parts Catalog 7.4. B1 BIASED-NEUTRA
Page 167 and 168: Parts Catalog Table 7-2. B1 Neutral
Page 169 and 170: Parts Catalog 7.5. B1 CODE-RESPONSI
Page 171 and 172: Parts Catalog 46F Figure 7-3. B1 Co
Page 173 and 174: Parts Catalog Table 7-3. B1 Code-Re
Page 175 and 176: Parts Catalog Table 7-3. B1 Code-Re
Page 177 and 178: Parts Catalog 7.7. B1 ELECTRONICALL
Page 179 and 180: Parts Catalog Table 7-4. B1 Slow Pi
Page 181 and 182: Parts Catalog Table 7-5. B2 Neutral
Page 183 and 184: Parts Catalog 7.9. B2 BIASED-NEUTRA
Page 185 and 186: Parts Catalog Table 7-6. B2 Biased-
Page 187 and 188: Parts Catalog Table 7-7. B2 Vane Re
Page 189 and 190: Parts Catalog 7.11. B2 AC VANE RELA
Page 191 and 192: Parts Catalog Table 7-8. B2 Vane Re
Page 193 and 194: Parts Catalog Figure 7-10. B2 Code
Page 195 and 196: Parts Catalog Table 7-9. B2 Code Ra
Page 197 and 198: Parts Catalog Table 7-9. B2 Code Ra
Page 199 and 200: Parts Catalog FRONT VIEW 1 2 3 4 5
Page 201 and 202: Parts Catalog Table 7-10. B2 Microc
Page 203 and 204: Parts Catalog 7.14. B2 AC MICROCHRO
Page 205 and 206: Parts Catalog Table 7-11. B2 AC Mic
Page 207 and 208: Parts Catalog 7.15. TYPE VTB POLAR-
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Parts Catalog Table 7-12. VTB Polar
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Parts Catalog Table 7-12. VTB Polar
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Parts Catalog MARKED END OF MAGNET
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Parts Catalog NOTE 1 When ordering
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Parts Catalog , 3B 31 E 25A 25B 30
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Parts Catalog Table 7-16. B Relay P
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Parts Catalog Table 7-16. B Relay P
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Parts Catalog 7.18. B RELAY REGISTR
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Parts Catalog Table 7-17. B Relay R
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Relay Engineering Data (ED) sheet L
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Glossary B. APPENDIX B - GLOSSARY B
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Glossary Overpressure - • Dead We
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Tools and Kits C. APPENDIX C - TOOL
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Tools and Kits 1 A B AAR CRIMP TOOL
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Tools and Kits C.3. SHOP TEST RACK
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Tools and Kits The vane relay test
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FOR QUESTIONS AND INQUIRIES, CONTAC
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