User Manual

QRS171D001
Powerex, Inc., 173 Pavilion Lane, Youngwood 15697 [phone] 1700 Volts Fast Recovery Diode Module
www.pwrx.com 1200 Amps Free Wheeling
700 Amps Average
Page 1 03-03-2009
Welding Power Supplies
Description:
Powerex Single Fast Recovery Diode
Module features fast switching is
specially designed for customer
applications. The modules are isolated
for easy mounting with other components
on a common heatsink.
Features:
 Fast Recovery Time
 Isolated Mounting
 Copper Baseplate
 Low Thermal Impedance
 3000 V Isolating Voltage
Applications:
 Switching Power Supplies
 Inverters
 Choppers
 Welding Power Supplies
 Free Wheeling Diode
 High Frequency Rectifiers
Dim Inches Millimeters
A 4.21 107.0
B
3.661±0.01 93.0±0.25
C 2.44 62.0
D
1.89±0.01 48.0±0.25
E 1.42 Max. 36.0 Max.
G 1.18 30.0
H 1.14 29.0
K 0.94
24.0
Dim Inches Millimeters
L 0.93
23.5
N 0.69 17.5
P 0.63 16.0
R 0.43 11.0
T 0.28 7.0
U 0.12 3.0
V 0.26 Dia. 6.5 Dia.
W M6 Metric M6