This volume covers the different aspect of motors and motors controls, electrical procudures used in hazardous locations, applications of special equipment, cathod protection for corrosion control, and alarms systems.
Mark them
Turn them off
Deenergize them
Lock and tag them
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Operate the pull stations
Short all indicator circuit
Remove loop circuit from terminal
Inform building occupants of you actions
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Lightning protection
Motor overcurrent protection
Motor speed control
Frequency control
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Either connected in series or parallel
Either wye or delta connected
Are always in series with the supply
Are always in parallel with the load
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Deficient voltage supply
Ventilation problem
Bad conductor
Blown fuse
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Thin
Thick
Oxide
Nonoxide
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Any branch circuit of the proper size
Run in conduit
Off at least No.6 wire or equivalent
Independent of the regular wiring used for appliances
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Amature
End bell
Rotor
Stator
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Resistance in the squirrel cage
Current flow in the rotor
Impedance of the stator
Voltage in the end bells
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AC power
DC power
Generators
Transformers rectifiers
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Producing voltage to a switch
Producing current to a switch
Passing current through a resistor
Passing voltage through a resistor
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Power check
Visual inspection
Operational check
Disassemble the appliance
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Series
Parallel
Series-parallel
Parallel-series
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L1
T1
L2
T2
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Centrifugal switch
Base
Rotor
Stator
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4-pole motor
6-pole motor
12-pole motor
24-pole motor
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Left endbell
Right endbell
Housing section
Wound rotor section
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Mechancial and magnetic
Undervoltage and overcurrent
Thermal and magnetic
Single-and three-phase
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Biological
Electrochemical
Electromagnetic
Environmental
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Welded
Wedge
Soldered
Brazed
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Epoxy
Cork seals
Rubber seals
Sealing compound
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Heating elements
Receptacles
Circuit breakers
Timers
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Series motor
Shunt motor
Universal motor
Compound motor
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Utilities foreman's office
Base Civil Engineer's office
Electrical superintendent's office
Fire Department technical service office
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Engage the power leads
De-energize the start windings
Engage the run windings
De-energize the field windings
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20-watt fluorescent tube
40-watt, 120-volt incandescent bulb
25-watt, 6-volt sealed-beam lamp
250-watt, 120-volt HID bulb
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A quarter of a turn and stop
A quarter of a turn and return to the starting point
180 degree
360 degree
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Wire size
Shorted winding
Ventilation
Load too big for the motor
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Universal motor
DC shunt motor
Three-phase AC motor
Single-phase AC motor
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Excessive sparking
The motor speeding up
Excessive noise and heat
The motor slowing down under load
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Gas blockage
A broken anode lead
Holiday in the structure
That the anode is corroded away
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110 F
150 F
180 F
230 F
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Open
Splash-proof
Drip-proof
Explosive-proof
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BCE
Command post
Wing commander
Base fire department
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+85
+8.5
-0.85
-8.5
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Painted
Grounded
Cleaned and tagged
Removed and taken to a lab area
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Concrete boxes built around sacrifical anodes
Permanently installed meters located on pipelines
Leads brought to an easily accesible point for electrical measurement
Wires buried 6 inches above pipelines to provide a path for current to flow
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Coded
Noncoded
Supervised
Unsupervised
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Sparkproof
Dustproof
Waterproof
Explosion-proof
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Central station
Manual station
Supervised station
Transmitted station
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3
5
7
9
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12 feet
15 feet
18 feet
21 feet
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Five
Four
Three
Two
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Yearly
Every 6 months
Monthly
Weekly
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10 and 20 microhenries
20 and 70 microhenries
70 and 100 microhenries
100 and 170 microhenries
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Monthly
Quarterly
Semiannually
Annually
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Class 1 flashlights or laterns
Non-sparking metal handtools
SO flexible hard-service cord
Battery-power test equipment
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2" and 4" nominal in diameter
4" and 6" nominal in diameter
8" and 12" nominal in diameter
6" and 12" nominal in diameter
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