Ключевые слова:
Lighting systems|Design calculations|Lift wells|Braking systems|Safety devices|Factor of safety|Signs|Electrical components|Electrical equipment|Locks|Landings|Electrical safety|Loading|Chains|Buffers (mechanical)|Ropes|Marking|Electrically-operated devices|Dimensions|Ratings|Installation|Performance|Electric wiring systems|Equipment housing facilities|Doors|Lifting equipment|Design|Clearances|Strength of materials|Velocity|Service lifts