Translate

THANKS

Thanks for being touch with us on Social media and online website

×
Thanks!
for visiting the electricaldon.com website.Received many applications for ITI ELECTRICIAN for job. Kindly note our team is working on it, shortly you will receive call from them.

APPLY only if you have Electrical wiremen or Electrical Supervisor Licenses its Mandatory. !

Thankyou for your Patients. !

Search This Blog

Keyboard Shortcuts


BASIC SHORTCUTS


Description

Windows

Mac OS

Edit menu

Alt + E

Ctrl + F2 + F

File menu

Alt + F

Ctrl + F2 + E

View menu

Alt + V

Ctrl + F2 + V

Select all text

Ctrl + A

Cmd + A

Copy text

Ctrl + C

Cmd + C

Find text

Ctrl + F

Cmd + F

Find and replace text

Ctrl + H

Cmd + F

New Document

Ctrl + N

Cmd + N

Open a file

Ctrl + O

Cmd + O

Print options

Ctrl + P

Cmd + P

Save file

Ctrl + S

Cmd + S

Paste text

Ctrl + V

Cmd + V

Cut text

Ctrl + X

Cmd + X

Redo text

Ctrl + Y

Shift + Cmd + Z

Undo text

Ctrl + Z

Cmd + Z

Text Editing

Description

Windows

Mac OS

Cursor Movement

Go to the right or to the beginning of next line break

Right Arrow

Right Arrow

Go to the left or to the end of previous line break

Left Arrow

Left Arrow

Go up one row

Up Arrow

Up Arrow

Go down one row

Down Arrow

Down Arrow

Go to the beginning of the current line

Home

Cmd + Left Arrow

Go to the end of the current line

End

Cmd + Right Arrow

Go to the beginning of the document

Ctrl + Home

Cmd + Up Arrow

Go to the end of the document

Ctrl + End

Cmd + Down Arrow

Move up one frame

Page Up

Fn + Up Arrow

Move down one frame

Page Down

Fn + Down Arrow

Go to beginning of previous word

Ctrl + Left Arrow

Option + Left Arrow

Go to beginning of next word

Ctrl + Right Arrow

Option + Right Arrow

Go to beginning of line break

Ctrl + Up Arrow

Cmd + Left Arrow

Go to end of line break

Ctrl + Down Arrow

Cmd + Right Arrow

 

 

 

Text Selection

Select characters to the left

Shift + Left Arrow

Shift + Left Arrow

Select characters to the right

Shift + Right Arrow

Shift + Right Arrow

Select lines upwards

Shift + Up Arrow

Shift + Up Arrow

Select lines downwards

Shift + Down Arrow

Shift + Down Arrow

Select words to the left

Shift + Ctrl + Left

Shift + Opt + Left

Select words to the right

Shift + Ctrl + Right

Shift + Opt + Right

Select paragraphs to the left

Shift + Ctrl + Up

Shift + Opt + Up

Select paragraphs to the right

Shift + Ctrl + Down

Shift + Opt + Down

Select text between the cursor and the beginning of the current line

Shift + Home

Cmd + Shift + Left Arrow

Select text between the cursor and the end of the current line

Shift + End

Cmd + Shift + Right Arrow

Select text between the cursor and the beginning of the document

Shift + Ctrl + Home

Cmd + Shift + Up Arrow or Cmd + Shift + Fn + Left Arrow

Select text between the cursor and the end of the document

Shift + Ctrl + End

Cmd + Shift + Down Arrow or Cmd + Shift + Fn + Right Arrow

Select one frame at a time of text above the cursor

Shift + Page Up

Shift + Fn + Up Arrow

Select one frame at a time of text below the cursor

Shift + Page Down

Shift + Fn + Down Arrow

Select all text

Ctrl + A

Cmd + A

Find text

Ctrl + F

Cmd + F

 

 

 

Text Formatting

Make selected text bold

Ctrl + B

Cmd + B

Make selected text italic

Ctrl + I

Cmd + I

Underline selected text

Ctrl + U

Cmd + U

Make selected text superscript

Ctrl + Shift + =

Cmd + Shift + =

Make selected text subscript

Ctrl + =

Cmd + =

 

 

 

Text Editing

Delete characters to the left

Backspace

Backspace

Delete characters to the right

Delete

Fn + Backspace

Delete words to the right

Ctrl + Del

Cmd + Backspace

Delete words to the left

Ctrl + Backspace

Cmd + Fn + Backspace

Indent

Tab

Tab

Outdent

Shift + Tab

Shift + Tab

Copy text

Ctrl + C

Cmd + C

Find and replace text

Ctrl + H

Cmd + F

Paste text

Ctrl + V

Cmd + V

Cut text

Ctrl + X

Cmd + X

Redo text

Ctrl + Y

Shift + Cmd + Z

Undo text

Ctrl + Z

Cmd + Z

Web Browsers

Description

Windows

Mac OS

Navigation

Scroll down a frame

Space or Page Down

Space or Fn + Down Arrow

Scroll up a frame

Shift + Space or Page Up

Shift + Space or Fn + Up Arrow

Go to bottom of the page

End

Cmd + Down Arrow

Go to top of the page

Home

Cmd + Up Arrow

Go back

Alt + Left Arrow or Backspace

Cmd + Left Arrow

Go forward

Alt + Right Arrow or Shift + Backspace

Cmd + Right Arrow

Refresh a webpage

F5

Cmd + R

Refresh a webpage (no cache)

Ctrl + F5

Cmd + Shift + R

Stop

Esc

Esc

Toggle full-screen

F11

Cmd + Shift + F

Zoom in

Ctrl + +

Cmd + +

Zoom out

Ctrl + -

Cmd + -

Zoom 100% (default)

Ctrl + 0

Cmd + 0

Open homepage

Alt + Home

Option + Home or Option + Fn + Left Arrow

Find text

Ctrl + F

Cmd + F

 

 

 

Tab / Window Management

Open a new tab

Ctrl + T

Cmd + T

Close current tab

Ctrl + W

Cmd + W

Close all tabs

Ctrl + Shift + W

Cmd + Q

Close all tabs except the current tab

Ctrl + Alt + F4

Cmd + Opt + W

Go to next tab

Ctrl + Tab

Control + Tab or Cmd + Shift + Right Arrow

Go to previous tab

Ctrl + Shift + Tab

Shift + Control + Tab or Cmd + Shift + Left Arrow

Go to a specific tab number

Ctrl + 1-8

Cmd + 1-8

Go to the last tab

Ctrl + 9

Cmd + 9

Reopen the last closed tab

Ctrl + Shift + T

Cmd + Shift + T

Open a new window

Ctrl + N

Cmd + N

Close current window

Alt + F4

Cmd + W

Go to next window

Alt + Tab

Cmd + Tab

Go to previous window

Alt + Shift + Tab

Cmd + Shift + Tab

Reopen the last closed window

Ctrl + Shift + N

 

Open links in a new tab in the background

Ctrl + Click

Cmd + Click

Open links in a new tab in the foreground

Ctrl + Shift + Click

Cmd + Shift + Click

Print current webpage

Ctrl + P

Cmd + P

Save current webpage

Ctrl + S

Cmd + S

 

 

 

Address Bar

Cycle between toolbar, search bar, and page elements

Tab

Tab

Go to browser's address bar

Ctrl + L or Alt + D

Cmd + L

Focus and select the browser's search bar

Ctrl + E

Cmd + E / Cmd + K

Open the address bar location in a new tab

Alt + Enter

Opt + Enter

Display a list of previously typed addresses

F4

 

Add "www." to the beginning and ".com" to the end of the text typed in the address bar (e.g., type "w3schools" and press Ctrl + Enter to open "www.w3schools.com")

Ctrl + Enter

Cmd + Enter or Control + Enter

 

 

 

Bookmarks

Open the bookmarks menu

Ctrl + B

Cmd + B

Add bookmark for current page

Ctrl + D

Cmd + Opt + B or Cmd + Shift + B

Open browsing history

Ctrl + H

Cmd + Shift + H or Cmd + Y

Open download history

Ctrl + J

Cmd + J or Cmd + Shift + J

Screenshots

Description

Windows

Mac OS

Save screenshot of the whole screen as file

 

Cmd + Shift + 3

Copy screenshot of the whole screen to the clipboard

PrtScr (Print Screen) or Ctrl + PrtScr

Cmd + Ctrl + Shift + 3

Save screenshot of window as file

 

Cmd + Shift + 4, then Space

Copy screenshot of window to the clipboard

Alt + PrtScr

Cmd + Ctrl + Shift + 4, then Space

Copy screenshot of wanted area to the clipboard

Cmd + Ctrl + Shift + 4

Save screenshot of wanted area as file

 

Cmd + Shift + 4

 












Hello World!

Electrical Formulas

 


Electrical Formulas
To FindAlternating Current
Single-PhaseThree-Phase
Amperes when horsepower is knownHP x 746

E x Eff x pf
HP x 746

1.73 x E x Eff x pf
Amperes when kilowatts are knownKw x 1000

E x pf
Kw x 1000

1.73 x E x pf
Amperes when kva are knownKva x 1000

E
Kva x 1000

1.73 x E
KilowattsI x E x pf

1000
1.73 x I x E x pf

1000
KvaI x E

1000
1.73 x I x E

1000
Horsepower = (Output)I x E x Eff x pf

746
1.73 x I x E x Eff x pff

746

I = Amperes; E = Volts; Eff = Efficiency; pf = Power Factor; Kva = Kilovolt-amperes; Kw = Kilowatts








Pumps Glossary

 


PumpsTypeApplications
Accelerator (hot water)Rotodynamic
  • Domestic heating
  • Community heating and Air conditionning
  • House garden use
API 610 PumpRotodynamic - Oil
  • Sulphur
  • Liquified Gas
  • Hot liquids
  • Nuclear and Thermal power plant
  • Ciment plant
  • Corrosive liquids
  • Refinery
API 674/675 PumpRotodynamic
  • Sulphur
API 674/675 PumpRotodynamic
  • Sulphur
Archimedean screw pumpPositive displacement pump
  • Waste water
Axial flow pumpRotodynamic
  • Clear water
  • Water supply
  • Marine
  • Sea water
  • Drainage - Dewatering
  • Dry dock
Axially split centrifugal pumpRotodynamic
  • Dry dock
  • Water supply
  • Nuclear and Thermal power plant
  • Oil
  • Sea water
  • Geothermal
  • Desalination
  • Underground storage
  • Hydrotest
  • Re-injection
Barrel emptying pumpRotodynamic
  • Barrel emptying
Barrel pumpRotodynamic
  • Chemical
  • Ciment plant
  • Nuclear and Thermal power plant
  • Oil
  • Refinery
  • Re-injection
  • Clear water
Channel impeller pumpRotodynamic
  • Liquid - Manure
  • Water treatment - lifting
  • Marine
  • Sugar mill
  • Wine industry
  • Waste water
  • Public works
  • Brewery
  • Chemical
  • Paper Mill
  • Metallurgy
  • Abrasive liquids
  • Mud
Concrete casing pumpRotodynamic
  • Water supply
Diaphragm pumpPositive displacement pump
  • Viscous liquids
  • Marine
  • Abrasive liquids
  • Ciment plant
  • Corrosive liquids
  • Waste water
  • Mud
  • Chemical
Food liquid pumpRotodynamic
  • Food and Agronomy
Fountain pumpRotodynamic
  • Fountains
  • Water jets
Gear pumpRotodynamic
  • Machine shop
  • Viscous liquids
  • Lubrication
  • Hydrotest
  • Fuel injection
Glandless pumpRotodynamic
  • Nuclear and Thermal power plant
  • Chemical
Hand pumpPositive displacement pump
  • House garden use
  • Clear water
Hydraulic ramRotodynamic
  • Agriculture
  • Water supply
Hydro ejectorRotodynamic
  • House garden use
  • Agriculture
  • Borehole - Deep well
  • Water supply
In line pumpRotodynamic
  • Sea water
  • Corrosive liquids
  • Liquified Gas
  • Refinery
  • Chemical
  • Marine
  • Clear water
  • Brewery
  • Sugar mill
Liquid ring pumpRotodynamic
  • Fountains
  • Water jets
  • Marine
  • House garden use
Lobe pumpPositive displacement pump
  • Food and Agronomy
  • Brewery
  • Chemical
  • Paper Mill
  • Plastic Industry
  • Wine industry
  • Viscous liquids
  • Fragile liquids
  • Paint - Dyeing - Emulsion
Macerator pumpRotodynamic
  • Waste water
  • Mud
  • Water treatment
  • lifting
Mixed flow pumpRotodynamic
  • Irrigation
  • Circulation - Cooling
  • Agriculture
  • Desalination
  • Water supply
  • Nuclear and Thermal power plant
  • Borehole - Deep well
  • Drainage - Dewatering
  • Refinery
  • Sea water
  • Marine
  • Clear water
  • Dry dock
  • Paper Mill
Multi stage centrifugal pumpRotodynamic
  • House garden use
  • Brewery
  • Agriculture
  • Re-injection
  • Fire fighting
  • Booster
  • Paint - Dyeing - Emulsion
  • Chemical
  • Refinery
  • Wine industry
  • Clear water
  • Paper Mill
  • Sea water
  • Sugar mill
  • Plastic Industry
  • Food and Agronomy
  • Liquified Gas
  • Public works
  • Ciment plant
  • Mine drainage
  • Marine
  • Geothermal
  • Pressure cleaning
  • Water supply
  • Drainage boosting
  • Community heating and Air conditionning
  • Irrigation
  • Desalination
  • Domestic heating
  • Storage
  • Circulation - Cooling
  • Gas washing
  • Watering - Spraying
  • Distillery
NF E 44-111 standard pumpRotodynamic
  • House garden use
  • Agriculture
  • Mine drainage
  • Drainage boosting
  • Dry dock
  • Fire fighting
  • Borehole - Deep well
  • Chemical
  • Clear water
  • Brewery
  • Ciment plant
  • Desalination
  • Swimming pool
  • Food and Agronomy
  • Water treatment - lifting
  • Sugar mill
  • Metallurgy
  • Wine industry
  • Geothermal
  • Steel industry (Scales-Siudges)
  • Marine
  • Storage
  • Water supply
  • Nuclear and Thermal power plant
  • Circulation - Cooling
  • Plastic Industry
  • Community heating and Air conditionning
  • Domestic heating
  • Paper Mill
  • Fuel injection
NF E 44-121/ISO 2858 pumpRotodynamic
  • Hot liquids
  • Corrosive liquids
  • Paper Mill
  • Liquified Gas
  • Nuclear and Thermal power plant
  • Ciment plant
  • Refinery
  • Steel industry (Scales-Siudges)
  • Sugar mill
  • Plastic Industry
  • Clear water
  • Geothermal
  • Metallurgy
  • Gas washing
  • Chemical
  • Oil
Peristaltic pumpPositive displacement pump
  • Viscous liquids
  • Corrosive liquids
  • Laboratory
  • Food and Agronomy
  • Fragile liquids
  • Paint - Dyeing - Emulsion
  • Wine industry
Piston pumpPositive displacement pump
  • Liquified Gas
  • Food and Agronomy
  • Agriculture
  • Mine drainage
  • Mud
  • Clear water
  • Re-injection
  • Viscous liquids
  • Brewery
  • Pressure cleaning
  • Oil
  • Lubrication
  • Liquid - Manure
Proportioning pumpPositive displacement pump
  • Oil
  • Chemical
  • Refinery
  • Dosing
Screw pumpPositive displacement pump
  • Lubrication
  • Marine
  • Paper Mill
  • Chemical
  • Ciment plant
  • Distillery
  • Oil
  • Machine shop
  • Plastic Industry
  • Fuel injection
  • Refinery
  • Viscous liquids
  • Sulphur
  • Nuclear and Thermal power plant
  • Brewery
  • Food and Agronomy
  • Paint - Dyeing - Emulsion
  • Sugar mill
Self priming pumpRotodynamic
  • Agriculture
  • Chemical
  • Marine
  • Public works
  • Sump - Cellar drainage
Shower pumpRotodynamic
  • House garden use
  • Swimming pool
Side channel pumpRotodynamic
  • Chemical
  • Liquified Gas
  • Marine
  • Vehicule (loading & unloading)
Single stage centrifugal pumpRotodynamic
  • Domestic heating
  • Storage
  • Refinery
  • Marine
  • Community heating and Air conditionning
  • Public works
  • Water supply
  • Plastic Industry
  • Paper Mill
  • Sugar mill
  • Water treatment - lifting
  • Wine industry
  • Chemical
  • Ciment plant
  • Circulation - Cooling
  • Irrigation
  • House garden use
  • Fire fighting
  • Vehicule (loading & unloading)
  • Clear water
  • Distillery
  • Swimming pool
  • Dry dock
  • Sea water
  • Geothermal
  • Corrosive liquids
  • Agriculture
  • Desalination
  • Food and Agronomy
  • Brewery
Submersible borehole pumpRotodynamic
  • Geothermal
  • Marine
  • Agriculture
  • Underground storage
  • Mine drainage
  • Dry dock
  • Borehole - Deep well
  • Watering - Spraying
  • Fire fighting
  • Water supply
  • Storage
  • Irrigation
  • Public works
  • Booster
  • House garden use
  • Clear water
  • Liquified Gas
  • Sea water
Submersible pumpRotodynamic
  • Agriculture
  • Liquid - Manure
  • Charged liquids
  • Distillery
  • Food and Agronomy
  • Brewery
  • Chemical
  • Waste water
  • Sea water
  • Clear water
  • Ciment plant
Swimming pool pumpRotodynamic
  • Swimming pool
Torque flow pumpRotodynamic
  • Food and Agronomy
  • Waste water
  • Brewery
  • Paper Mill
  • Water treatment - lifting
  • Chemical
  • Sugar mill
  • Wine industry
  • Marine
  • Mud
Turbine pumpRotodynamic
  • Desalination
  • Refinery
  • Oil
  • Geothermal







Transformer Fittings And Accessories

  Oil conservator with drain plug and oil filling hole Oil level indicator Drain valve with plug Filter valve with plug Air release vent Exp...