Yale HOISTS SHAW-BOX YKA Operation & Service Manual page 4

4.9 Electrical equipment ....................................................................................................................................................................................... 41
4.10 YK/SK hoists with frequency inverter (VFD) ................................................................................................................................................ 47
4.11 Hook operated hoist limit switch with weight ball "BLS" (option) ........................................................................................................... 48
4.12 Hook operated hoist limit switch with switch rod "PLS" (option) ............................................................................................................ 50
4.13 Reeving rope .................................................................................................................................................................................................... 70
5 Commissioning ................................................................................................................................................................................................ 80
6 Operating .......................................................................................................................................................................................................... 81
6.1 Operating precautions .................................................................................................................................................................................... 81
6.2 Duties of crane operator ................................................................................................................................................................................. 83
6.3 Control pendant ............................................................................................................................................................................................... 84
6.4 Emergency stop ............................................................................................................................................................................................... 84
6.5 Hoists with frequency converter ................................................................................................................................................................... 85
7 Inspection and maintenance .......................................................................................................................................................................... 86
7.1 Inspection intervals ......................................................................................................................................................................................... 87
7.2 Maintenance intervals ..................................................................................................................................................................................... 88
7.3 Motors ............................................................................................................................................................................................................... 89
7.4 Gears ................................................................................................................................................................................................................. 89
7.5 Drive-through mechanism conversion or replacement (single girder trolleys) ..................................................................................... 91
7.6 Hoist motor brake (RSM) ................................................................................................................................................................................ 95
7.7 Hoist motor brake (NM) 12/2H...-MF ............................................................................................................................................................. 98
7.8 Hoist motor brake (NM) 4H..-MF .................................................................................................................................................................. 100
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4.8.2 Double rail trolley ........................................................................................................ 40
4.9.1 Supply cables ............................................................................................................. 41
4.9.2 Terminals .................................................................................................................... 41
4.9.3 Protection of equipment ............................................................................................. 42
4.9.4 Emergency stop ......................................................................................................... 42
4.9.5 Runway conductor disconnecting means ................................................................. 42
4.9.6 Disconnect switch ...................................................................................................... 42
4.9.7 Protective conductor .................................................................................................. 42
4.9.8 Connection fuses ....................................................................................................... 43
4.9.9 Electromagnetic compatibility .................................................................................... 43
4.9.10 Overload safety device .............................................................................................. 44
4.9.11 Connecting to mains .................................................................................................. 45
4.9.12 Control and control functions ..................................................................................... 46
4.9.13 Electric motors and related equipment ...................................................................... 47
4.11.1 Adjusting/mounting hook operated hoist limit switch with weight ball ...................... 49
4.12.1 Mounting hook operated hoist limit switch with switch rod on stationary wire rope
hoists (YKA/SKA / YKB/SKB) .................................................................................... 51
4.12.2 Mounting hook operated hoist limit switch with switch rod on stationary wire rope
hoists (YKC/SKC) ...................................................................................................... 54
4.12.3 Mounting hook operated hoist limit switch with switch rod on stationary wire rope
hoists (YKE/SKE / YKD/SKD) ................................................................................... 56
4.12.4 Mounting hook operated hoist limit switch with switch rod on trolleys (KE-S..) ....... 58
4.12.5 Mounting hook operated hoist limit switch with switch rod on trolleys (UE-S77) ..... 67
4.12.6 Mounting hook operated hoist limit switch with switch rod on trolleys (OE-S) ......... 68
4.13.1 Overview of reeving ................................................................................................... 71
4.13.2 Rope fastening point (YKA/SKA - YKE/SKE) ........................................................... 72
4.13.3 Position of the rope fastening point ........................................................................... 75
7.4.1 Changing the gear oil ................................................................................................. 90
7.5.1 Drive-through mechanism for travel drive (trolleys KE-S33 - KE-S65) .................... 91
7.5.2 Underslung trolley UE-S4 .......................................................................................... 91
7.5.3 Drive-through mechanism for travel drive (trolley KE-S76) ...................................... 92
7.5.4 Drive-through mechanism for travel drive (UE-S776) ............................................... 93
7.5.5 Underslung trolley UE-S776 with wire rope hoists YKE/SKE 4PS (4-strand) .......... 93
7.5.6 Drive-through mechanism for travel drive (DKE-S4 / DKE-S6) ................................ 94
7.6.1 Checking the brake .................................................................................................... 95
7.6.2 Replacing the brake rotor .......................................................................................... 96
7.7.1 Checking the brake .................................................................................................... 98
7.7.2 Replacing the brake rotor .......................................................................................... 98
7.8.1 Checking the brake .................................................................................................. 100
7.8.2 Replacing the brake rotor ........................................................................................ 101
07.2020