Electrical Articles & Notes
=All Electrical Notes Published on www.electricalnotes.wordpress.com site.
=3 No's of Volumes, Total 1150 Pages (more than 175Topics) in PDF format with watermark on each Page.
=soft copy in PDF will be delivered.
Part-1 :Electrical Quick Data Reference:
Part-2 :Electrical Calculation
Part-3 :Electrical Notes:
Part-1 :Electrical Quick Data Reference:
1 Electrical Equations
2 Cable Current Capacity Chart Reference
3 IP Class Rating
4 Standard Relay Code (ANSI)
Electrical Reference
5 Electrical Panel Size Reference
6 Electrical System Reference
7 MCB / MCCB/ RCCB Reference
8 Earthing Value / Wire / Strip Reference
9 Electrical Room / Substation / Fense Reference
10 Lift Reference
11 Electrical Works in Building Reference
12 Electrical Cable Reference
13 Transformer Reference
14 Current Transformer Reference
15 Working Space for Electrical Room Reference
16 Capacitor Bank Reference
17 D.G Set Reference
18 Insulation Resistance (IR) Values
19 Electrical Motor Reference
20 O/L Relay, Contactor for Starter
21 Electrical Motor Terminal Connections
22 Cable Gland Reference
23 Demand Factor / Diversity Factor Reference
Illumination / Lighting Reference
24 Electrical Lighting Power Density
25 Lighting illuminations Level Reference
26 Road Lighting
27 Various Illumination Parameters
28 Types of Electrical Lamp & Holder
Electrical Costing Reference
29 Electrical Costing per Square Meter
Electrical Safety Clearance
30 Electrical Safety Clearance
31 Safety Clearance for Electrical Panel
32 Safety Clearance & Protection for Transformer
33 Safety Clearance for Sub Station Equipments
34 Typical Value of Sub Station Equipments
35 Minimum Specification of CT Metering
36 HT & LT Over Head Line Reference
37 EV Charging Reference
HVAC / Fire Reference
38 HVAC Reference
39 Ventilation / Ceiling Fan Reference
40 Fire Fighting Reference
Part-2 :Electrical Calculation
Transmission / Distribution / Transformer:
1 Calculate Transformer Protection (As per NEC)
2 Calculate Transformer O/C Protection (NEC 450.3)
3 Calculate Size of Transformer & Voltage Drop due to Starting of Single Large Motor
4 Calculate Size of Transformer & Voltage Drop due to Starting of Multiple No of Motor
5 Calculation Size of Circuit Breaker/ Fuse for Transformer (As per NEC)
6 Calculate Transformer Regulation & Losses (As per Transformer Name Plate)
7 Calculate Fault Current (Base KVA Method)
8 Calculate Technical Losses of Distribution Line
9 Calculate Voltage Regulation of 11KV / 22KV / 33KV Overhead Line (As per REC)
Cable
10 Calculate Size & Voltage Drop of HT / LT Cable
11 Calculate Size of Cable Tray
12 Calculate Cable Trunking Size
13 Calculate Conduit Size for Cable
Illumination / Street Light / Flood Light:
14 Calculate Size of Pole Foundation & Wind Pressure on Pole
15 Calculate Number of Street Light Pole
16 Calculate Cable Voltage Drop for Street Light Poles
17 Calculate Street Light Pole Watt / Area & Distance
18 Calculate Number Lighting Fixture / Lumen for Indoor Lighting
19 Calculate LUX Level and Uniformity at Indoor & Outdoor Lighting
20 Calculate Lighting Fixture’s Beam Angle and Lumen
21 Calculation of Flood Light, Facade Light, Street Light and Sinage Light
Lighting Protection:
22 Calculate Lighting Protection for Building / Structure
Earthing
23 Calculate Size of Neutral Earthing Transformer
24 Calculate Number of Earthing Pits
25 Calculate Qty of Chemical Earthing Material & Size of Earthing Rod
Motor / Starter:
26 Calculate Size of Cable for Motor (As NEC)
27 Calculate Size of Contactor / Fuse / CB / OL Relay of DOL Starter
28 Calculate Size of Contactor / Fuse / CB / OL Relay of Star-Delta Starter
Relay
29 Calculate IDMT Over Current Relay Setting (50/51)
Panel / Bus bar / Solar:
30 Calculate Bus bar Size for Panel
31 Calculate Size of Solar Panels
32 Calculate Size of Main ELCB / Branch MCB of Distribution Box
33 Calculate Dimension of Electrical Panel from SLD
34 Calculate Weight of Electrical Panel
35 Calculate Size of Capacitor Bank / Annual Saving & Payback Period
Others:
36 Calculate Size of Diesel Generator Set
37 Calculate Size of Inverter & Battery Bank
38 Calculation of Crippling (Ultimate Transverse) Load on Electrical Pole
39 Calculate Size of Ventilation Fan:
40 Calculate Motor-Pump Size:
41 Calculate Size of Anchor Fastener:
42 Calculate Size of Diesel Generator:
Part-3 :Electrical Notes:
Motor & Starter
1 Direct Online Starter (DOL)
2 Star-Delta Starter
3 Motor Name Plate Terminology
Transformer
4 Three Phase Transformer Connection
5 Vector Group of Transformer
6 Difference between Power Transformer & Distribution Transformer
7 Parallel Operation of Transformer
8 Various Routine Test of Power Transformer
9 Standard Transformer Accessories
10 Basic of Current Transformer
Lighitng Luminars
11 Selection of Street Light Luminar
12 Different Type of Lamp & Control Gear
13 What should you know before buying LED Bulbs
14 Type of Light Bulb Base & Socket
15 Lighting Bulbs Shapes and Sizes
16 What is Fixture’s Beam Angle & Beam Diameter
17 Difference between High Bay-Low Bay and Flood Light
18 Various Factors for Illumination Calculations
19 How to Design Efficient Street Lighting
Cables
20 Cable Construction & Cable Selection
21 Difference between Unearthed & Earthed Cables
22 Low Voltage and High Voltage Cable Testing
23 EHV / HV Cable Sheath Earthing
24 HIPOT Testing
25 Cable Tray
26 Cable Glands
27 Cable Tray Size as per National Electricity Code-392
28 Method for Instalaltion of Cable & Wire
29 Method for Installation of Cable Tray
30 Method for Installation of Conceal & Surface Conduits
31 Difference between Fault Current & Short Circuit Current
32 Difference between PVC- LSF-LSHF- FR- FRLS -FRLSH and FS cables.
33 HV Cable Termination Method and Precaution
34 Reasons for HV Cable Termination Kit Failure.
35 CO Detection and Control Systems for Basement Parking
Earthings
36 Method of Statement For Installation of Earthing Strip / Wire
37 What is Earthing
38 Difference between Bonding-Grounding- Earthing
39 Methods of Earth Resistance Testing
MCB / MCCB / Fuse / Relay / Panels
40 Working Principle of ELCB & RCCB
41 Difference between MCB-MCCB-RCB-RCCB-ELCB
42 What is Correct Method of MCB Connections
43 Type of MCB & Distribution Board
44 Type and Specification of Fuse
45 How to select MCB / MCCB
46 Type of Tripping Mechanism of MCB / MCCB
47 Setting of overload, Short circuit & Ground Fault Protection of MCCB
48 Type and Revolution of Electrical Relay
49 Method for Installation of DB or Panel
50 Working Space for Electrical Equipments – Panels.
51 Forms of Separation for Panel
Electrical Questions & Answers
52 Electrical Questions & Answers
Power Distributions & Transmissions
53 Type of Electrical Power Distribution System
54 Impact of Floating Neutral in Distribution System
55 Total Losses in Distribution & Transmission Lines
56 Single Earthed & Multi Earthed Neutral
57 Type of Neutral Earthing in Distribution System
58 Effects of Unbalanced Electrical Load on System
59 Vibration Damper in Transmission Line
60 What is Ferranti Effect
61 what is Corona Effect
62 Harmonic and It’s Effect
63 What is Demand Factor-Diversity Factor- Utilization Factor-Load Factor
64 Guideline for Electrical Network for Building / Small Area
65 Type-Size and Location of Capacitor in Electrical System
66 Type of Overhead Conductors
67 what is Power Factor
68 11KV/415V Overhead Line Specification as per REC
69 Analysis the Truth behind Household Power Savers
70 How Reactive Power Helpful to Maintain a System Healthy
71 Effect of High Voltage Transmission Lines on Humans and Plants
72 How to Save Electrical Energy at Home
Lighting Arrester / Inverter / UPS
73 Lighting Arrestor
74 Selection of Surge Protective Device (SPD)
75 Selection of Various Types of Inverters
76 Selection of Various Types of UPS
Fire Fighting / HVAC
77 Method for Installation of HVAC System
78 Method of Statement for Fire Fighting Works
79 Method for Wrapping Coating & Holiday Test for Fire Fighting Pipe
80 Basic of External Lightning Protection System (LPS)