Compensation system with thyristor switch - multicab-R

multicab R Thyro open closed multicomp

thyroswitch / free standing cabinet

Detuned reactive current compensation system with thyristor switch


Dimensions: (H x W x D in mm):

S5 (2000 x 800 x 600)

  • Power from 75 to 250 kvar
  • Inductor factors 5.5, 7 or 8 % and 12.5 or 14 %
  • Capacitors multicond-UHPC with 525 V
  • High-speed reactive power controller multicomp F144-12DO
  • Long working life through unlimited switching frequency
  • No noise produced when switching stages

Technical data

Device type: Thyristor-switched system

Reactor factors: 5.5, 7 or 8 %, Capacitor rated voltage: 440 V (SSTB)
Reactor factors: 12.5 or 14 %, Capacitor rated voltage: 525 V (SSTB)

Rated voltage | frequency: Un = 400 V | 50 Hz
Maximum permissible operating voltage: Un = 400 V ± 10 %
Maximum permissible operating current:
1.3 x In permanently
Reactive power controller:
multicomp F144-12DO
high-speed controller
Current transformer connection: 1 A and 5 A
Safety and maintenance concept secure C: -
Switching element: Thyristoren
Control voltage: DC triggering: Ucontrol = 10 – 30 V
AC triggering: Ucontrolcontrol = 230 V, 50/60 Hz
Triggering via reactive power controller or directly via SPS or process controller
>>> Control voltage transformer required for deviating operating voltage
Switching delay: DC triggering: 1 – 15 ms, dynamic controller required
AC triggering: 10 – 25 ms with direct triggering
500 ms for triggering via standard reactive power controller
Capacitors: Low-loss multicond-UHPC power capacitors, MTK technology
Capacitor rated voltage:
Urated = 525 V
Discharge of capacitors: Through EPL technology, no discharge time can be maintained during operation.
Discharge inductors t < 180 s
no discharge induction possible.
Filter circuit inductors: Linear filter circuit inductors to avoid resonances in networks with harmonics,
integrated temperature monitoring
Inductor factors: p = 5.5, 7 or 8 % ; p = 12.5 or 14 %
Housing design: Sheet steel cabinet, inside and outside painted in color RAL 7035 (other colors on request), module plates galvanized, door stop on the left (optionally on the right), energy supply below (above on request), protection class I
Protection type: IP 20 (IP 54 on request), the components used correspond to DGUV rule 3
Ambient temperatures:
+ 40 °C highest value, briefly
+ 35 °C in 24-hour average
+ 20 °C in annual average
– 10 °C lowest value
Integrated ceiling ventilation, temperature-controlled
Fuse protection: Group fusing with NH fuses and fuse bases
(NH isolator on request)


Brochure, technical data sheet (1,68 MB)



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