EA321 - 20 AMP T78 Relay

Main Features

20A switching capability
1 form A、1 form C contact form
Sealed cover available
Outline dimensions: 15.5X12.2X14.0mm

Typical Application

– Projects and assemblies of electronic circuits on printed circuit boards ( PCB )

EA321 - 20 AMP T78 Relay

Vast of automatic machines are lunched to ensure stable quality as well as cost performance products.

Specifications:
Contact Form 1A, 1C
Contact Material AgSnO2
Max Operating Current 20A
Max Operating Voltage 27VDC
Rated Load(Resistive load) 1A:20A 13.5VDC 10A 27VDC 20A 125VAC 10A 250VAC

1C:NO/NC 20A/10A 13.5VDC  10A/5A  27VDC

Insulation Resistance 100MΩ
Dielectric Strength(Coil and Contact) 500VAC/M
Ambient Temperature -40°C~+85°C
Operate/Release Time 10ms/10ms
Mechanical Life 1 X107
Electrical Life 1 X105
Terminal Type PC Board connection

 

Coil Ratings:
 

 

 

 

Standard

Normal voltage

(VDC)

Pick-up voltage

(VDC)

Drop-out voltage

(VDC)

Coil resistance

(Q±10%)

Parallel resistance

(Q±5%)

Equivalent

resistance

(Q±10%)

Coil Power

(W)

Max.allowable overdrive voltage1) (VDC)
20 °C 85 °C
12 8.4 1.2 90 1.6 20.2 15.7
12 8.4 1.2 80 680 79.5 1.8 20.2 15.7
24 16.8 2.4 360 1.6 40.5 31.5
24 16.8 2.4 320 2700 317.6 1.8 40.5 31.5

 

External Dimensions:
321 diagram
Cross Reference:
OMRON R-501
FUJITSU FBR51

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We will contact you within 1 working day, please pay attention to the email with the suffix “@earelay.com”