SKKT42-18E Semikron - Thyristor / Diode Module

SKKT42-18E Description

Rated at 1800 V and 75 A, the Semikron SKKT42-18E is a thyristor module. It is used in phase-controlled rectifiers, soft starters, battery chargers and temperature controllers for furnaces and heaters.

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Summary of Features

Target Applications

Semikron SKKT42-18E is used for DC motor control (e.g. for machine tools), AC motor soft starters and professional light dimming (studios, theaters).

Key Specifications

SKKT42-18E is a 1,800 V, 40 A thyristor module (dual). Source: manufacturer datasheet (Semikron).

Parameter	Value
Product type	Thyristor module (dual)
Repetitive peak reverse voltage (VRRM / VDRM)	1,800 V
Non-repetitive peak reverse voltage (VRSM)	1,900 V
Average on-state / forward current	40 A (sin. 180°, Tc = 85 °C)
RMS current, max. (continuous)	75 A
On-state / forward voltage, max. (Tvj = 25 °C)	1.95 V
Isolation test voltage (Visol, a.c. 50 Hz)	3600 / 3000 V~
Package	SEMIPACK 1
Weight	approx. 95 g
Datasheet	Available on this page (PDF)

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