CKRD2420 Crydom Co., CKRD2420 Datasheet - Page 2

• Manufacturer Part Number: CKRD2420
• Description: RELAY SSR SPST 20A@280VAC DIN MT
• Manufacturer: Crydom Co.
• Series: CKR24r

Specifications of CKRD2420

• Package / Case: SSR with Integrated Heatsink
• Termination Style: Screw Terminal
• Circuit: SPST-NO (1 Form A)
• Output Type: AC, Zero Cross
• Load Current: 20A
• Voltage - Input: 4 ~ 32VDC
• Voltage - Load: 24 ~ 280 V
• Mounting Type: DIN Rail
• Control Voltage Range: 4 VDC to 32 VDC
• Load Voltage Rating: 280 V
• Load Current Rating: 20 A
• Output Device: SCR
• Mounting Style: DIN Rail
• Relay Type: Solid State
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• On-state Resistance: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: CC1518; CKRD2420

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 0.02 msec
4) Input circuitry for DC control version incorporates active current limiter.
INPUT SPECIFICATIONS (1)
Description
Control Voltage Range
Minimum Turn-On Voltage
Minimum Turn-Off Voltage
Typical Input Current (4)
Maximum Turn-On Time [msec] (3)
Maximum Turn-Off Time [msec]
GENERAL SPECIFICATIONS
Description
Dielectric Strength, Input/Output/Base (50/60Hz)
Minimum Insulation Resistance (@ 500 V DC)
Maximum Capacitance, Input/Output
Ambient Operating Temperature Range
Ambient Storage Temperature Range
Status Indicator Display
Weight (typical)
Encapsulation
Terminals
Maximum Wire Size:
Recommended Terminal Screw Torque Range:
Min. Side by Side Spacing
CKRD24xx
4.0-32 VDC
1/2 Cycle
1/2 Cycle
4.0 VDC
1.0 VDC
8-12 mA
2 mA @ 120 Vrms, 4 mA @ 240 Vrms
CKRA24xx
90-280 Vrms
90 Vrms
10 Vrms
10
40
Thermally Conductive Epoxy
5.0-6.0 in lb (0.6-0.7 Nm)
AWG # 10 (3mm)
Box Clamp Type
Parameters
0.8 inch (20mm)
-40ºC to 125ºC
-40ºC to 80ºC
10 oz. (280g)
10
Green LED
4000Vrms
9
8 pF
Ohms
10 mA @ 240 Vrms
CKRA24xxE
18-36 Vrms
4.0 Vrms
18 Vrms
10
40