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HARMONIC FILTER

TOTAL HARMONIC DISTORTION (THD)

HARMONICS

Calculation of Transformer Losses

OIL FILLED TRANSFORMER - MAINTENANCE - I

MAINTENANCE OF OIL FILLED POWER TRANSFORMERS

ENERGY EFFICIENT MOTOR :-

EFFECTS OF HARMONICS ON MOTOR :-

MOTOR - GOOD MAINTENANCE PRACTICES :-

SELECTION OF MOTOR :-

Losses in INDUCTION MOTOR :-

THUMB RULE FOR SELECTING CAPACITOR FOR P.F IMPROVEMENT ( To be connected with motor )

DIGITAL MOTOR PROTECTION RELAY - CIRCUIT DIAGRAM

Current carrying capacity of ALUMINIUM BUS BAR

MOTOR DUTY CYCLE AS PER IEC

Current carrying capacity of COPPER BUS BAR

Utilisation categories for contactors and motor starters

Transformers - Definition & Terms

TRANSFORMER - PRINCIPLE OF OPERATION

TRANSFORMER - SYMBOLS & WINDING CONNECTIONS - 5

TRANSFORMER - SYMBOLS & WINDING CONNECTIONS - 4

TRANSFORMER SYMBOLS & WINDING CONNECTIONS - Yz11, Dz2

TRANSFORMER - SYMBOLS & WINDING CONNECTIONS - Dd0, Dd2

TRANSFORMER - SYMBOLS AND WINDING CONNECTIONS - Yd11

TRANSFORMER - SYMBOLS AND WINDING CONNECTIONS - Dy7