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Sub-mini PCB Relay T74/T78 4181
Sub-mini PCB Relay T74/T78 4181

20A switching capability Small size, light weight Low coil power consumption Standard PC layout

Sub-mini PCB Relay T74/T78 4181 (FLS724)

External Dimension & Wiring Diagram

20A switching capability

Small size, light weightLow coil power consumptionStandard PC layout

Outline size (mm): 15.7*12.3*14.0

Suitable for household appliance, automation system, electronic equipment, instrument and meter, communication facilities and remote control facilities.

Contact Data

Contact Form

1A SPST(NO); 1B SPST(NC); 1C SPDT(B-M)

Contact Material

Silver Alloy

Contact Resistance

100mΩ (1A 6VDC)

Contact Rating

NO: 20A/14VDC 15A/125VAC

NC: 15A/14VDC 10A/120VAC

Max. Switching Voltage

120VAC/1628VDC

Max. Switching Power

1250VA/400W

Electrical Endurance

10^5 times

Mechanical Endurance

10^7 times

Coil Rating

Nominal Coil Power

0.6W, 0.8W

Coil Versions

Nominal Voltage (VDC)

Pull-in Voltage (VDC)

Release Voltage (VDC)

Max. Applicable Voltage (VDC)

Coil Resistance (Ω)

0.6W

0.8W

6

3.90

0.6

9.0

60

45

9

5.85

0.9

13.5

135

10

12

7.80

1.2

18.0

240

180

24

15.6

2.4

36.0

960

720

Operation Specification

Insulation Resistance

100mΩ 500VDC

Dielectric Strength

BCC 50Hz 1000V

BOC 50Hz 500V

Operate/Release Time

5ms/5ms

Terminal Type

PCB

Ambient temperature

-40~70°C

Weight

12g

Model Reference

OMRON; R-501 NFUJITSU: FBR51

Sub-mini PCB Relay T74/T78 4181

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