lightning-protection-system-installation-work,-4-story-house,-soi-suksawat-30

 

The picture shows the assembly of the lightning rod head, brand ORBITAL, model ZERU ESE.

 

Galvanized steel pole, 5 meters high, pulled by 1 layer of rope.

 

 

The picture shows the base of the pillar.

 

Make a base for attaching the sling to increase strength and resistance to wind.

 

 

The picture shows the wiring of horizontal conductors and vertical conductors to ground.

 

Installing the test box and lightning counter

 

Ground system

 Driving the soil uses a 5/8" embankment, 3 meters long, using a deep hammering method. Then place a concrete pond to improve the soil next time.

Measure and test the standard ground value not more than 5 ohms. In the picture you will get a good ground value. within the specified standard criteria

 

 

Recommendation: You should check the operation of the lightning rod head. Check the ground wire.

And the grounding system should be improved to a value not exceeding the standard of 5 ohms.