• Thyristor Switch
Thyristor Switch Controller

Thyristor Switch

The thyristor switch adopts the zero-crossing trigger technology, which can quickly and smoothly connect the capacitor to the grid or disconnect it from the grid without generating flashy flow.

It is the ideal solution for dynamic power factor correction.

Wear-free switching contacts for a long service life

Description

Advantages

Parameters

Selection

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Overview


The thyristor switch adopts the zero-crossing trigger technology, which can quickly and smoothly connect the capacitor to the grid or disconnect it from the grid without generating flashy flow, especially suitable for the reactive power compensation in situation where the reactive power changes rapidly, it is the ideal solution for dynamic power factor correction. The switch can be used for common compensation of three-phase reactive current and independent compensation (split compensation) of any single phase of three-phase reactive current, it can be directly controlled by switching controller through DC or AC signal. This product has a strong ability to withstand cold and heat shocks, strong heat dissipation, lower temperature rise, and can work stably and reliably for a long time.


Advantages

Wear-free switching contacts for a long service life


Unlimited switching times


Switching strategy with zero electric potential difference between residual voltage inside capacitor and the grid.


Switching without flashy flow


Fast action, no delay


Real-time compensation


Operation without noise

Technical Parameters

Rated voltage

230-450V 50/60Hz

Control voltage

DC12V

Control current

25mA/Load

Response time

20mSec.

Zero crossing opening voltage

<10V

Overload capability

Lasting for 60s at 1.5 times rated current

Overheat protection

Start the cooling fan at 40°C and automatically cut off the capacitor bank at 80°C

Environment temperature

-25~50°C No mental conductive dust and corrosive gas

Protection class

IP30


Common Specification Selection Table

Compensation Method

Model

Control Capacity

Wiring

Supply voltage

Control terminal voltage  

Single-phase   compensation

LTS230-15-1

Single-phase5kvar

Euroblock

AC220V

DC12V

LTS230-30-1

Single-phaseI0kvar

Euroblock

LTS230-45-1

Single-phase15kvar

Euroblock

LTS230-60-1

Single-phase20kvar

Cooper bar

Three-phase   co-compensation

LTS400-25-3

Three-phase25kvar

Euroblock

LTS400-30-3

Three-phase30kvar

Euroblock

LTS400-33.4-3

Three-phase33.4kvar

Euroblock

LTS400-50-3

Three-phase50kvar

Cooper bar

LTS400-60-3

Three-phase60kvar

Cooper bar

LTS400-67-3

Three-phase67kvar

Cooper bar


Dimensional changes will not be notified, subject to the actual delivered products. If you have any questions, please contact Lafaelt.


Thyristor Regulating Switch Size Diagram

Opzts Thyristor Regulating Switch Size Diagram


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