• High Thermal Efficiency
• Complete Power Control
Circuits in a Single
Package
FastFax Document No. 230
SERIES EF.062498, PAGE 1 OF 3
Series EF
50-170 Amp • DIODE • SCR/DIODE Modules
These circuits provide complete power
control in a single package, utilizing
high thermal efficiency to assure long
life and reliable performance. Twelve
standard models provide 2500 Vrms
isolation from all terminals to ceramic
base
and are UL recognized (file no.
E72445).
Manufactured in Crydom’s ISO 9002
Certified facility for optimum product
performance and reliability.
ELECTRICAL SPECIFICATIONS CURRENT CODE D E F G
SYMBOL SPECIFICATION RATINGS
ID
Maximum DC Output Current (Tc = 85˚C)
See Part Number Identification Above for Ratings of
Single Phase, Three Phase and AC Switch Circuits
VFMaximum Voltage Drop @ Amps Peak 1.7V @ 50A 1.85V @ 75A 1.4V @ 100A 1.55V @ 125A
TJOperating Junction Temperature Range -40˚C to +125˚C
di/dt
Critical Rate of Rise of On-State Current @ TJ=125˚C
100A/µs 100A/µs 100A/µs 100A/µs
dv/dt
Critical Rate of Rise of Off-State Voltage [V/µs]
500V/µs 500V/µs 500V/µs 500V/µs
400 (120 Vac)
600 (240 Vac)
VRRM Repetitive Peak Reverse Voltage (AC Line) 1000 (380 Vac)
1200 (480 Vac)
1400 (530 Vac)
ITSM
Maximum Non-Repetitive Surge Current
(1/2Cycle, 60Hz)
400A 600A 1500A 1950A
I2T
Maximum I2T for Fusing (t=8.3ms) [A2sec]
670 1500 9340 15800
IGT Maximum Required Gate Current
to Trigger @ 25˚C 60mA 80mA 150mA 150mA
VGT Maximum Required Gate Voltage
to Trigger @ 25˚C 2.5V 3.0V 3.0V 3.0V
PG(AV) Average Gate Power 0.5W 0.5W 0.5W 0.5W
VGM Maximum Peak Gate Voltage (Reverse) 5.0V 5.0V 5.0V 5.0V
RθJC
Maximum Thermal Resistance Junction to
Ceramic Base per Chip
0.8˚C/W 0.7˚C/W 0.36˚C/W 0.3˚C/W
VISOL Isolation Voltage 2500 VRMS 2500 VRMS 2500 VRMS 2500 VRMS
MECHANICAL SPECIFICATIONS
Weight: (typical) 7.0 oz. (198g)
PART NUMBER IDENTIFICATION
Series Type Current (Amps) Circuit Type Voltage Options
EF-Case style 1Ø 3Ø AC SW. (see schematic B - 120 Vac F- Free Wheeling Diode
D- 50 70 55 diagrams) C- 240 Vac (Circuits 1, 2, 16, 19 Only)
E - 75 100 85 Example: 01 E - 380 Vac
F - 100 135 110 F- 480 Vac
Example: EFD02CF G - 125 170 140 G -530 Vac
For recommended applications and more information contact:
USA: (800) 8 CRYDOM • (800) 827-9366 • (619) 715-7200 • fax (619) 715-7280
Crydom Corp, 9525 Chesapeake Drive, San Diego, CA 92123 • e-mail: sales@crydom.com
WEB SITE: http://www.crydom.com FASTFAX Product Information: (888) 267-9191
UK: (44)1202 812300 • fax (44)1202 812340 Crydom International Ltd., 85, Condor Close,
Woolsbridge Industrial Estate, Three-Legged Cross. Wimborne, Dorset, England BH21 6SU
GERMANY: (49) (0)6874 182580 • fax (49)(0)6874 182585 Crydom GmbH,
Gewerbegebiet Im Schachen, D-66687 Nunkirchen, Germany • e-mail: vertrieb@crydom.com
©1998 CRYDOMCORP Specifications subject to change without notice.