A hundred - ANS-SCR will not behavior until it's far gated
101 - ANS-SCR convert AC to DC
21 - ANS-Size of conduit is decided by way of the internal diameter
22 - ANS-NEC states twine utilized in elevators should have flame retardant insulation
23 - ANS-Thin wall pipe, the radius of the bend is controlled via the bender
24 - ANS-Three bend offset, middle bend is forty five degrees, other bends are 22 ½
25 - ANS-Final format, pipe making plans/wiring
26 - ANS-Job abstract, fixture
27 - ANS-Single journey cable may also contain over 100 conductors
28 - ANS-Straight line diagrams are intended for troubleshooting
29 - ANS-Ampacity- means modern carrying potential
seventy five - ANS-Person can be electrocuted by way of .01 amperes
76 - ANS-Final limits are set up to perform four-eight inches past the floor
seventy seven - ANS-When the pit is five'6" deep second stop switch
78 - ANS-Group of insulated conductors enclosed in defensive jacket is a MULTICORD
79 - ANS-Non insulated conductor's are hoist manner wiring cable
After putting in entrances frames are prior to the blocks being mounted, what is the next step
within the manner? - ANS-Place a spreader board with fabric or paper on the ends halfway
up the body between side jams
After massive wires have been joined, how should the connections be completed? -
ANS-Use rubber tape for insulation and electrical tape for abrasion resistance
At what distance from closed ought to the gate switch function? - ANS-2in
At what factor is the primary motor subject voltage highest? - ANS-When the elevator is
jogging
At what velocity should the gov transfer contact be set to open? - ANS-90 to 95 percentage
of gov tripping velocity
How are more than one installations of traveling cables numbered for a single vehicle? -
ANS-From the rail irrespective of placement within the hoistway
How are twine sizes larger than 4/zero measured? - ANS-In round mils
How do you confirm that the primary electric deliver voltage is correct? - ANS-Check at the
controller terminals
How fast does the loop in relation to automobile velocity? - ANS-½ vehicle speed
How is the work divided when making plans piping and wiring of an elevator installation? -
ANS-Hoistway, vehicle and machine room
How many threads in keeping with in are there on a ten-24 gadget screw? - ANS-24
How must touring cable be unreeled into the hoistway? - ANS-Place the reel so the cable
unreels from the lowest
How ought to AC incandescent lamp sockets be connected? - ANS-Connect the new cause
the center terminal and ground conductor to the shell
How need to you seat generator brushes? - ANS-With sandpaper in the route of rotation
If a car is to be used as a walking platform without the cab, how many counterweights have
to be installed? - ANS-Slightly greater than needed to balance car