NEIEP 700 Final Exam V1
Study online at https://quizlet.com/_f6f616
1. Bull rope Endless looped rope powering early elevators
2. Floor stop accuracy Improvement in AC motor elevators over DC
3. American Society of Me- Regulatory body for US elevator operations
chanical Engineers
4. Straight line wiring dia- Uses lines and symbols for electrical circuits
gram
5. VOM multimeter Volt, ohms, and milliampere measuring device
6. Capacitor Stores and discharges electrical energy
7. 10k ohm resistor Safely discharges electrical energy from a capacitor
8. Selective collective con- Elevator system not changing direction until highest call answered
trol
9. Contact wipe Rubbing motion to keep relay contacts clean
10. Magnetic field Generated by relay coil to pull armature
11. Plug type relay Most common relay design
12. Electrical interlock Prevents multiple relays from energizing simultaneously
13. Diode Allows current flow in one direction
14. Dashpots Timers using oil flow for tripping time control
15. Shunt trip circuit breaker Used in machine rooms with sprinkler systems
16. Fuses Current limiting devices for electrical circuits
17. Transformer Device that increases/decreases voltage
1/5
, NEIEP 700 Final Exam V1
Study online at https://quizlet.com/_f6f616
18. Full wave rectifier Converts AC to DC, producing direct current
19. Exciters Self-excited generators with shunt and series fields
20. SCR drives and VVVF dri- Convert AC to DC for motor control
ves
21. AC elevator brakes Early brakes inferior to DC brakes
22. Elevator logic sequence Similar across systems, differing in input/output functions
23. Final limit Stops elevator from moving too far past landings
24. Pile up Contact assemblies for selectors using multiple stacks
25. Mechanical stepper Requires adjustment and lubrication for proper operation
switch
26. Synchronous selectors Move with elevator via attached cable or steel tape
27. Selsyn selector Selector with two electrically connected motors
28. Double wound coils Two coils wrapped in opposite directions
29. Series Safety switches wired in this manner for relay operation
30. Non-interference Timer Prevents elevator from quickly reversing direction
31. Torque, Stall motor Prevents motor damage due to locked rotor
32. Sequence of operations Construction plan for elevator service
33. Schematic, straight line Graphic wiring diagrams for electrical circuits
diagram
2/5
Study online at https://quizlet.com/_f6f616
1. Bull rope Endless looped rope powering early elevators
2. Floor stop accuracy Improvement in AC motor elevators over DC
3. American Society of Me- Regulatory body for US elevator operations
chanical Engineers
4. Straight line wiring dia- Uses lines and symbols for electrical circuits
gram
5. VOM multimeter Volt, ohms, and milliampere measuring device
6. Capacitor Stores and discharges electrical energy
7. 10k ohm resistor Safely discharges electrical energy from a capacitor
8. Selective collective con- Elevator system not changing direction until highest call answered
trol
9. Contact wipe Rubbing motion to keep relay contacts clean
10. Magnetic field Generated by relay coil to pull armature
11. Plug type relay Most common relay design
12. Electrical interlock Prevents multiple relays from energizing simultaneously
13. Diode Allows current flow in one direction
14. Dashpots Timers using oil flow for tripping time control
15. Shunt trip circuit breaker Used in machine rooms with sprinkler systems
16. Fuses Current limiting devices for electrical circuits
17. Transformer Device that increases/decreases voltage
1/5
, NEIEP 700 Final Exam V1
Study online at https://quizlet.com/_f6f616
18. Full wave rectifier Converts AC to DC, producing direct current
19. Exciters Self-excited generators with shunt and series fields
20. SCR drives and VVVF dri- Convert AC to DC for motor control
ves
21. AC elevator brakes Early brakes inferior to DC brakes
22. Elevator logic sequence Similar across systems, differing in input/output functions
23. Final limit Stops elevator from moving too far past landings
24. Pile up Contact assemblies for selectors using multiple stacks
25. Mechanical stepper Requires adjustment and lubrication for proper operation
switch
26. Synchronous selectors Move with elevator via attached cable or steel tape
27. Selsyn selector Selector with two electrically connected motors
28. Double wound coils Two coils wrapped in opposite directions
29. Series Safety switches wired in this manner for relay operation
30. Non-interference Timer Prevents elevator from quickly reversing direction
31. Torque, Stall motor Prevents motor damage due to locked rotor
32. Sequence of operations Construction plan for elevator service
33. Schematic, straight line Graphic wiring diagrams for electrical circuits
diagram
2/5
