Blown-Fuse Indicator for AC Load
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Blown-Fuse Indicator for AC Load

L

N

COM1

INPUT

230V AC,50HZ

TP0

LED3

LED4

R3

100E, 2W

CON2

OUTPUT (RL)

TP2

C1

0.1μ, 400V

R2

100K, 2W

R1

100K, 2W

LED1

F1

FUSE

LED2

N

L

RL = LOAD SUCH AS 230V, 100W BULU/HOME APPLIANCE

TP1

Blown-Fuse Indicator for AC load

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publish time: 2020-09-29
Circuit Everyday

This simple circuit for monitoring the status of fuses and utility power is very useful for AC power equipment. Sometimes these devices suddenly stop working, and there is no backup device. At this time, it may just be a blown fuse. This circuit helps to identify such problems.

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