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Powerex Dual SCR Modules are designed for use in applications requiring phase control and isolated packaging.
The modules are isolated for easy mounting with other components on a common heatsink. POW-R-BLOKTM has been tested and recognized by the Underwriters Laboratories.
ND431825 Maximum Ratings
Characteristics
Conditions
Symbol
Units
Repetitive Peak Forward and Reverse Blocking Voltage
VDRM & VRRM
1800
V
Non-Repetitive Peak Reverse Blocking Voltage (t < 5 msec)
VRSM
1900
V
RMS Forward Current
180° Conduction, TC=84°C
IT(RMS)
393
A
Average Forward Current
180° Conduction, TC=84°C
IT(AV)
250
A
Peak One Cycle Surge Current, Non-Repetitive
60 Hz, 100% VRRM reapplied
ITSM
8800
A
Peak Three Cycle Surge Current, Non-Repetitive
60 Hz, 100%VRRM reapplied
ITSM
4685
A
Peak Ten Cycle Surge Current, Non-Repetitive
60 Hz, 100% VRRM reapplied
ITSM
4040
A
I2t for Fusing for One Cycle, 8.3 milliseconds
I2t
322,000
A2 sec
Maximum Rate-of-Rise of On-State Current, (Non-Repetitive)