Thyristor Stack For Mine Explosion-Proof Soft Starter

Thyristor Stack For Mine Explosion-Proof Soft Starter

 

The thyristor stack have three phase bridge arm.Each phase arm consists of two phase control thyristors.Below is 4200V thyristor stack introduction.Suitable for QJR Series Mine Explosion soft start cabinet.

mine-explosion-soft-start-scr-assembly-small

 

4200V Thyristor Stack Model Table:

ModelIT(AV) Tc=70VDRM VRRMItsmI²tVtoF
KP500A 4200V500A3500V-4500V7KA2451.2V16KN
KP800A 4200V800A3500V-4500V14.5KA10511.2V25KN
KP1000A 4200V1000A3500V-4500V15KA11251.18V32KN
KP1250A 4200V1250A3500V-4500V20KA15251.18V32KN
KP1500A 4200V1500A3500V-4500V25KA31251.15V45KN
KP1800A 4200V1800A3500V-4500V25KA31251.15V50KN

4200V Thyristor Stack Drawing:

thyristor stack drawing