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GENERAL INFORMATION
CONTENTS
Long-term energy savings ........................................................................................................................................... 4
Phase shift - Energies - Powers................................................................................................................................... 6
Power factor.................................................................................................................................................................. 7
How to calculate the power of capacitors.................................................................................................................... 10
Reactive compensation of asynchronous motors........................................................................................................ 13
Reactive compensation of transformers ..................................................................................................................... 14
Installing capacitor banks ............................................................................................................................................ 15
Operation, protection and connection of capacitors ................................................................................................... 16
Harmonics ..................................................................................................................................................................... 17
LOW VOLTAGE RANGE
Compensation systems................................................................................................................................................. 22
Protecting capacitors from harmonics ........................................................................................................................ 23
ALPIVAR 2 capacitors ..................................................................................................................................................... 24
ALPIBLOC fixed capacitor banks.................................................................................................................................. 28
ALPIMATIC automatic capacitor banks - general characteristics.............................................................................. 30
ALPIMATIC racks .......................................................................................................................................................... 31
ALPIMATIC automatic capacitor banks ....................................................................................................................... 33
ALPISTATIC automatic capacitor banks - general characteristics............................................................................. 36
ALPISTATIC racks.......................................................................................................................................................... 38
ALPISTATIC automatic capacitor banks ...................................................................................................................... 40
ALPTEC power factor controllers ................................................................................................................................43
Detuned reactors .......................................................................................................................................................... 44
Protective circuit breakers and connection cables ..................................................................................................... 47
Special products and services...................................................................................................................................... 48