Single and Three
Phase Circuits
Up to 1600 Volt Blocking
Standard
FastFax Document No. 231
SERIES B48.
Rev. 012102
PAGE 1 OF 2
Series B48-2T, B48-2
35-50 Amp DIODE Modules
Single- and three-phase diode circuits
come in a panel mount package that
provides 2500 Vrms isolation from the
terminals to the ceramic base. Available in
ratings up to 1600 Volts, all models are
UL recognized (file no. E72445).
Manufactured in Crydom's ISO 9001
Certified facility for optimum product
performance and reliability.
ELECTRICAL SPECIFICATIONS
RATINGS
SYMBOL SPECIFICATION
SINGLE PHASE
THREE PHASE
I
D
Maximum DC Output Current (Tc = 85C)
35A
50A
V
F
Maximum Voltage Drop @ Amps Peak
1.25V @ 35A
1.35V @ 50A
T
J
Operating Junction Temperature Range
-40C to +125C
400 (120 Vac)
600 (240 Vac)
V
RRM
Repetitive Peak Reverse Voltage (Ac Line)
1000 (380 Vac)
1200 (480 Vac)
1400 (530 Vac)
1600 (600 Vac)
I
TSM
Maximum Non-Repetitive Surge Current
(1/2Cycle, 60Hz)
600A
600A
I
2
T
Maximum I2T for Fusing (t=8.3ms) [A2sec]
1500
1500
R
JC
Maximum Thermal Resistance Junction to
Ceramic Base per Chip
0.9C/W
0.9C/W
V
ISOL
Isolation Voltage
2500 V
RMS
2500 V
RMS
M ECHANICAL SPECIFICATIONS
Weight: (typical)
1.5 oz. (42.5g)
M ECHANICAL DIM ENSIONS
All dimensions are in inches (millimeters)
PART NUM BER IDENTIFICATION
S
eries Type
C
ir cuit Type
V
ol t ag e
C
ase St yle
B48
1 - 5
B
- 400 (120Vac)
F
- 1200 (480Vac)
-2T
(Standard)
(see schematic
C
- 600 (240Vac)
G
- 1400 (530Vac)
-2
With Isolation Barriers
diagrams)
E
- 1000 (380Vac)
H
- 1600 (600Vac)
E
xam ple: B48 3C-2T
2.50
(63.5)
1.25
(31.7)
1.00
(25.4 )
1.90
(48.2)
1.06
(26.9)
.55
(14.0)
.50
(12.7)
.25
(6.3)
TERMINAL
CL
CL
2.50
(63.5)
1.25
(31.7)
1.90
(48.2)
.78
(19.7)
.25
(6.3)
TERMINAL
CL
CL
.10
(2.5)
.10
(2.5)
MOUNTING
HOLE/SLOT
0.21 (5.2) DIA.
MOUNTING
HOLE/SLOT
0.21 (5.2) DIA.
2001 CRYDOM CORP Specifications subject to change without notice.
B48-2T
B48-2
For recommended applications and more information contact:
USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540
Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154
Email: sales@crydom.com WEB SITE: http://www.crydom.com
UK: +44 (0)1202 365070 FAX +44 (0)1202 365090 Crydom International Ltd., 7 Cobham
Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE, Email: intsales@crydom.com.
GERMANY: +49 (0)180 3000 506
FastFax Document No. 231
SERIES B48.
Rev. 012102
PAGE 2 OF 2
Single and Three
Phase Circuits
Up to 1600 Volt Blocking
Standard
AC
AC
+
--
AC
AC
AC
+
--
AC
AC
+
AC
AC
+
AC
--
AC
+
1
2
3
4
5
AC
AC
+
AC
+
--
AC
+
AC
+
--
+
B48-2T
B48-2
B48-2T
B48-2
AC
+
--
AC
AC
+
AC
AC
+
--
AC
AC
+
--
AC
AC
AC
AC
AC
AC
AC
AC
+
--
AC
AC
Series B48-2T, B48-2
35-50 Amp DIODE Modules
PART NUM BER IDENTIFICATION
S
eries Type
C
ir cuit Type
V
ol t ag e
C
ase St yle
B48
1 - 5
B
- 400 (120Vac)
F
- 1200 (480Vac)
-2T
(Standard)
(see schematic
C
- 600 (240Vac)
G
- 1400 (530Vac)
-2
With Isolation Barriers
diagrams)
E
- 1000 (380Vac)
H
- 1600 (600Vac)
E
xam ple: B48 3C-2T
SERIES B48 CIRCUITS
2001 CRYDOM CORP Specifications subject to change without notice.
APPROVALS
UL
E72445
For recommended applications and more information contact:
USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540
Crydom Corp, 2320 Paseo de las Americas, Ste. 201, San Diego, CA 92154
Email: sales@crydom.com WEB SITE: http://www.crydom.com
UK: +44 (0)1202 365070 FAX +44 (0)1202 365090 Crydom International Ltd., 7 Cobham
Road, Ferndown Industrial Estate, Ferndown, Dorset BH21 7PE, Email: intsales@crydom.com.
GERMANY: +49 (0)180 3000 506
PDF 
ZIP