MV PFC capacitors & PFC key components

Complete range of components and systems for reactive power compensation and harmonic filtering
MV capacitors: shunt power, engery storage, surge suppression, harmonic filtering
MV accessories: vacuum switches, reactors

Vacuum contactors

Encapsulated vacuum interrupter with high dielectric strength and reliability
Choice of solenoid or mechanical latched type mechanism
Capable of operation from 70 to 120% of rated voltage of operating coil
Highly efficient in capacitor switching and DC switching applications
No arc produced is exposed to atmosphere, hence no fire hazard
Maintenance free electrical contacts
Compact footprints to save panel space
Long electrical and mechanical life
Rated voltage V_R: 6.6/11 kV
High system voltage: 7.2/12 kV
Rated frequency f_R: 50/60 Hz
Basic insulation level:
for 6.6 kV rating – 20 kV AC / 60 kV peak
for 11 kV rating – 28 kV AC / 75 kV peak
Number of poles: 3, 2, 1
Rated current: 400 A
Rated motor switching current: 400 A
Rated single bank capacitor switching current: 100/200 A
Rated short time current: 10 kA / 1 s
Peak making current: 25 kA peak
Electrical endurance: 100 000 operations
Mechanical endurance: 250 000 operations
Mechanism: solenoid / mechanical latch
Specifications: IEC 62271

Light weight, can be mounted on single or double pole structure
Eco friendly and high power switching capacity
Offers various power interface, control and protection options to meet various customized application needs
The core of capacitor switch is a specially designed vacuum contactor suitable for capacitor switching
The switch comprises of vacuum contactor and other associated equipment for measuring
Current transformer, potential transformer, auxiliary transformer etc., depending on the specific application requirement
Rated voltage V_R: 11 kV
High system voltage: 12 kV
Rated frequency f_R: 50 Hz
Number of phases: 3
Basic insulation level: 28 kV AC, 75 kV peak
Rated current: 400 A
Rated single bank capacitor switching current: 100/200 A
Rated short time current: 10 kA / 1 s
Peak making current: 25 kA peak
Electrical endurance: 100 000 operations
Mechanical endurance: 100 000 operations
Mechanism: solenoid
Controller type: single-step or multi-step
Installation: outdoor/indoor
Mounting type: pole mounted, elevating structure, plinth structure mounted
Power interface: 6, 7, 9 bushing
Indication: switch on/off
Specifications: IS:9920:85