Car speeds, Submersible Vs. Dry Power Units, travel and various other circumstances may require larger or smaller machine room sizes. Please consult your MEI representative for specific situation.
- A fused disconnect switch must be provided by others in the machine room, located adjacent to and visible from the elevator machinery.
- Machine room height to be 7′-0″ minimum.
- Others to provide light and switch in the machine room.
- Means must be provided to maintain machine room temperature between 55 F and 90 F. with a maximum relative humidity of 85%. Proper ventilation is essential.
- When using an air exchange oil cooler in the machine room, it is essential that the air temperature be held below 90 F.
- Only elevator related equipment allowed in machine room..
| Freight Car or High Capacity Passenger Minimum Requested Machine Room Sizes | |
| 5,000 – 7,999 cap. | 6′-0″ x 10′-0″ |
| 8,000 – 14,999 cap. | 8′-0″ x 10′-0″ |
| 15,000 – 25,000 cap | 10′-0″ x 12′-0″ |