Models 5E, 5F, 5G & 5H Electric Switch Machines: Single ... - Alstom

Theory of Operation(NOTE 6)S11B6(NOTE 5)MOTORA14398C2C16105013CRANKCONTACT12(NOTE 3)BIASED-NEUTRAL CONTROLLERNOTE 1. Contacts are shown in position for the right-handpoint normally closed as viewed from the point-detector endof machine. For normally closed left-hand point, transposethe WR and NWR wires and also the WP and NWP wires.NOTE 2. Polarity of motor energy must be connected as shown.NOTE 3. Snub resister lead.NOTE 4. 8-amp. Fusetrons are used with 110-volt machines.10-amp. Fusetrons are used with 24- to 32-volt machines.NOTE 5. For block type derails, transpose leads to motor terminals3 of 4.NOTE 6. Shown connected for 24-volt control. For 10-volt control,change Faston connection from right to left end of theresister.D8 7 6 5 4 3 211 2 3 4 5 6 7 8CPOINT DETECTORWZRLRFOR CONTROLLING THESECOND SWITCH MACHINEOF A CROSSOVER WHENREQUIRED.1 2 3 4 5 6 7 8 9 10NWP (NOTE 1)WP+DC(NOTE 2)- DC11 12 13 14 15 16 17 18 19 20TERMINAL BOARDNWR (NOTE 1)WR24-32OR 110 VOLTSDCN10(NOTE 4)B10B10 OR B24NWCN10 OR N24RWCFigure 2-35. Typical Model 5G Wiring Diagram and Control Circuit,Right-Hand Point Normally ClosedP1293, Rev. Jun/07 2–32 Alstom Signaling Inc.