SSAC49

Fig. 7 Three phase AC-controller:

Power dissipation versus RMS

output current and ambient

temperature

Fig. 8 Transient thermal impedance

junction to case (per thyristor or

diode)

Fig. 9 Transient thermal impedance

junction to heatsink (per thyristor

or diode)

R

d

R

DC

0.53

0.55

0.58

0.6

0.62

Constants for Z

i

R

t

1

0.015

0.0035

2

0.026

0.02

3

0.489

0.195

R

d

R

DC

0.73

0.75

0.78

0.8

0.82

Constants for Z

i

R

t

1

0.015

0.0035

2

0.026

0.02

3

0.489

0.195

4

0.2

0.68

3 x MTC49

MTC49

MTC49

Solid State AC Controller(Anti-Parallel Thyristor-Thyristor Modules)

3 x MTC49

3 x SSAC49

3 x MTC49

3 x SSAC49

3 x SSAC49

SSAC49

SSAC49