MODEL NUMBERS CKRD4810 CKRD4820 CKRD4830
OUTPUT SPECIFICATIONS
1 CKRA4810 CKRA4820 CKRA4830
Operating Voltage (47-63 Hz) [Vrms] 48-530 48-530 48-530
Max. Load Current @ 25°C Ambient Temperature [Arms] 10 20 30
CKR480
Rev. 100107
PAGE 1 OF 3
© 2007 CRYDOM Inc., Specifications subject to change without notice.
GENERAL NOTES
1
All parameters at 25°C unless otherwise specified.
2 Off-State dv/dt test method per EIA/NARM standard RS-443, paragraph 13.11.1
3 Turn-on time for DC control random turn-on versions is 0.02msec.
4 Input circuitry for DC control version incorporates active current limiter.
The Series CKR Solid State Relays
utilize Crydom’s proprietary thermal
management technology providing a
compact and ecient design. Built-in
DIN Rail attachment, easy-to-use Box
Clamp type terminals and integral heat
sinking complete the package. This
compact new design oers up to 30Arms
in ambient temperatures of 25° C.
Manufactured in Crydom’s ISO 9001
Certied facility for optimum product
performance and reliability.
Min. Load Current, [Arms] 0.15 0.15 0.15
Transient Overvoltage [Vpk] 1200 1200 1200
Max. Surge Current, (16.6ms) [Apk] 120 250 625
Max. On-State Voltage Drop @ Rated Current [Vpk] 1.6 1.6 1.6
Maximum I 2
t for Fusing, (8.3 msec.) [A 2 sec] 60 260 1620
Max. Off-State Leakage Current @ Rated Voltage [mArms] 10 10 10
Min. Off-State dv/dt @ Max. Rated Voltage [V/µsec] 2 200 500 500
Max. Turn-On Time
4
1/2 Cycle (DC Control), 10.0 msec (AC Control)
Max. Turn-Off Time 1/2 Cycle (DC Control), 40.0 msec(AC Control)
Power Factor (Min.) with Max. Load 0.5 0.5 0.5
INPUT SPECIFICATIONS 1 DC CONTROL AC CONTROL
(E Suffix)
Control Voltage Range 4.0-32 Vdc 18-36 Vrms
Max. Turn-On Voltage 4.0 Vdc 18 Vrms
Min. Turn-Off Voltage 1.0 Vdc 4.0 Vrms
Typical Input Current 8-12 mA 10mA @ 24 Vrms
AC CONTROL
Standard
90-280 Vrms
90 Vrms
10 Vrms
2mA @ 120 Vrms, 4 mA @ 240Vrms
3
• DIN Rail & Panel Mount
• Zero Voltage and Random
Turn-On Switching
• Status Indicating LED
• DC or AC Control
• Integrated Overvoltage
Protection by Automatic
Self Turn-On (Suffix P Option)
• SCR Output
• Low Leakage
• Integral Heatsink (22.5 mm)
• 10A, 20A & 30A Models
• Ground Terminal Included
Series CKR480
10-30Amp • 480 Vac • AC OUTPUT
For recommended applications and more information contact:
USA: Sales Support (877) 502-5500 Tech Support (877) 702-7700 FAX (619) 710-8540
Crydom Inc., 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 606030 • FAX +44 (0)1202 606035 Crydom SSR Ltd., Arena Business Centre,
Holyrood Close, Poole, Dorset BH17 7FJ, Email: intsales@crydom.com.
GERMANY: +49 (0)180 3000 506