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Updated at 01/11/2025 10:30:15(UTC+8)

Certifications

ManyChip is committed to product quality and safety with ISO 9001, ISO 13485, ISO 45001, UL, RoHS, CQC and REACH certifications.

Description

The CKRD4820 is a DIN-rail mount Solid State Relay with SCR output for heavy industrial loads. It has zero voltage turn-on switching, thermally conductive epoxy encapsulation and box clamp terminals.
Green LED status indicator display
4000Vrms Dielectric strength
10⁹R Minimum insulation resistance
-40 to 80°C Operating temperature range
Hazard of electric shock, explosion or arc flash. Disconnect all power before installing or working with this equipment. Verify all connections and replace all covers before turning ON power.

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CKRD4820 Specifications

Attribute	Attribute Value

Datasheet	Datasheet
3D Model	3D Model
Mounting Style	Screw
Number of Pins	4 Pin
Case/Package	SSR with Integrated Heat Sink
Supply Voltage (DC)	4.50V (min)
Current Rating	20 A
Output Current	20000 mA
Contacts Type	SPST-NO
Load Current	20 A
Input Current	12 mA
Isolation Voltage	4000 v
Input Voltage (Max)	530 V
Input Voltage (Min)	48 V
Output Voltage (Max)	530 V
Load Current (Max)	20 Arms
Load Current (Min)	0.15 A
Operating Temperature (Max)	80 ℃
Operating Temperature (Min)	-40 ℃
Voltage Rating	530 VAC
Operating Voltage (Min)	48 Vrms
Operating Voltage (Max)	530 Vrms
Input Voltage	4VDC ~ 32VDC
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Size-Length	81.9 mm
Size-Height	99 mm
Operating Temperature	-40℃ ~ 80℃
Product Lifecycle Status	Active
Packaging	Bulk
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance	No SVHC
ECCN Code	EAR99

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charges, duties and taxes.
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- Please confirm with the logistics company in advance for remote areas.
(Additional charges ($35-$50) may apply for delivery in these areas)
- Delivery date: usually 2 to 7 working days.
- A tracking number will be sent after your order ships.
- Carefully inspected and packed by ManyChip warehouse
- Vacuum packaging
- Anti-static packaging
- Shockproof foam
The terms here are for reference only, the actual terms are subject to the sales quotation.
- Please confirm product specifications when ordering.
- MOQ refers to the minimum order quantity required to purchase each part.
- If you have special ordering instructions, please indicate them on the ordering page.
- Inspection (PSI) will be performed prior to shipment.
- Income Quality Control (IQC), 1000+ qualified dealers.
- Chips are tested by authoritative organizations to ensure the quality, authenticity and safety of your device.
- Decapsulation control
- X-ray control
- XRF inspection
- Electrical testing
- Surface testing
-Digital components warehouse, covering an area of 800 square meters, with constant temperature and humidity

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