What are the safeties in elevators?what is the use of governor in elevator?

Answer Posted / ravi

Lift safeties.
1. Hoistway Door interlock
2. Progressive Safety Gear
3. Overspeed Governor
4. Buffers
5. Limit switches
6. Overloading
7. Door Protection
8. Emergency Stop
9. Seismic Stop
10. Emergency Alarms
11. Anti Egress Locks
12.

Is This Answer Correct ?    3 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .

3000


In convertor can we use rectifier thyristor in place of invertor thyristor with explain.

1384


Please define ampere?

681


What is meant by short-pitched winding?

664


Control wiring of a dol starter for forward and backward

1044






why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving

1595


What is transient Phenomenon?

1783


How much load can take a 16 mm aluminum cable 3 phase

1268


I WANT HOW CALCULATE TO CABLE FOR WELDING PLANT ?

1428


How to select HT/MV cable size ?

2005


How will you justify IR value and Charging voltage of any motor,transformer and Cables.......???? . . . . . . . . Plz tell me any body Baljeet Singh, engineer_89@refiff.com

1626


HOW TO SELECT THE COPPER CABLE SIZES OF MOTORS,TRANSFORMERS?

1573


What is notching in dc machine?

1514


can anybody send me syllabus of rrb section engg (electrical). and also send previous question pepar...

1574


What is a feedback in control system?

758