How to make grounding of video surveillance in permafrost

How to make grounding of video surveillance in permafrost

It’s always hard to perform equipment grounding in permafrost. Such a ground has a high resistivity, and it is hard and expensive to place ground electrodes to a great depth in a frozen ground. The task is more complicated when the protected equipment is located in the city streets, with not much space for ground electrodes. ZANDZ technical center has recently faced such a problem. We got a ...

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Can a tall tree substitute a lightning rod in a single-family house?

Can a tall tree substitute a lightning rod in a single-family house?

These amateur shots got 3 million views on Facebook and more than 100 000 on YouTube:

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ZANDZ LIGHTNING PROTECTION AND GROUNDING AT THE ARM-SECURITY EXHIBITION IN ARMENIA

ZANDZ LIGHTNING PROTECTION AND GROUNDING AT THE ARM-SECURITY EXHIBITION IN ARMENIA

  • 07.09.2017

From 2 to 4 September 2017, the Ministry for Emergency Situations of Armenia held the first International Exhibition of Civil Security High Technologies "Arm-Security" (Safe Armenia). ZANDZ equipment at the event was represented by our exclusive partner in Armenia - Profprotect, LLC.

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How to make the solar panels earthing and lightning protection on the roofing?

How to make the solar panels earthing and lightning protection on the roofing?

  • 30.08.2017

We have already presented the earthing and lightning protection design made by our engineers for the solar power plant. Recently, ZANDZ has received one more request for calculation of the earthing and lightning protection systems for a solar energy facility. And this time the customer decided to install the solar panels not on the soil, but on a building roofing. Let us consider what ZANDZ's experts succeeded for the object like this one.

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Why do they use the frequency of 94, 105, 111 and 128 Hz for the earthing resistance measurement?

Why do they use the frequency of 94, 105, 111 and 128 Hz for the earthing resistance measurement?

  • 25.08.2017

The earthing resistance measurement results can seriously be affected by the 50 Hz or 60 Hz overhead power transmission lines.

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Fire pump station lightning protection design review

Fire pump station lightning protection design review

  • 18.08.2017

ZANDZ Technical Center has received the request to review the fire pump station lightning protection design of Afipka oil refinery plant. There is a chillers location on the building roof. We shall find out the appropriateness of the design solution for their lightning protection.

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How to make the lightning protection and earthing for the medical care dialysis center?

How to make the lightning protection and earthing for the medical care dialysis center?

  • 07.08.2017

A sophisticated medical hardware requires special reliability. It is the hardware which dialysis centers are equipped with, to treat patients suffering acute and chronic kidney disease. Recently ZANDZ Technical Center has received following question: How to make the lightning protection for a dialysis center? Let us consider the solution we provided below.

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How to perform grounding and lightning protection of a video surveillance system?

How to perform grounding and lightning protection of a video surveillance system?

The security of industrial enterprises, warehouses, offices, private cottages and many other objects depends on the reliability of video surveillance systems.

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Calculation example: lightning protection and grounding of solar electric power plant (panels)

Calculation example: lightning protection and grounding of solar electric power plant (panels)

Like any other power generation facilities, solar power plants need grounding and lightning protection systems.

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We present you a new commodity line - insulated lightning protection!

We present you a new commodity line - insulated lightning protection!

In the section "Insulated lightning protection" we offer all the components that are necessary for the construction of a modern safe lightning protection system.

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Lightning hit Krasnodar rugby team coach

Lightning hit Krasnodar rugby team coach

During the match, the coach of the Kuban team was struck by lightning and miraculously did not suffer.

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Example of lightning protection of an administrative building of a large organization

Example of lightning protection of an administrative building of a large organization

All high-rise buildings should have reliable lightning protection. But among them there are objects, to the lightning protection of which there are special requirements.

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Two aircrafts were hit by lightning flying up to Moscow

Two aircrafts were hit by lightning flying up to Moscow

Teams and passengers were not injuried, and the equipment was damaged minimally.

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Order processing and shipment of goods

Order processing and shipment of goods

  • 29.06.2017

29.06.17 Tags: The company won't process orders, ship and recieve goods on 3 and 4 July 2017 due to the update of accounting system. Please plan your order and shipment in advance. Starting from 5 July 2017 the company will function in its ordinary ...

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Designing lightning protection for a covered transitional point 110 kV

Designing lightning protection for a covered transitional point 110 kV

A closed transition point ensures the transition of an overhead power line to a cable line. As in any electrical installation, it must be provided with a grounding device and protection against direct lightning strikes.

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Informal meeting of Experts in Moscow 2017!

Informal meeting of Experts in Moscow 2017!

Another informal meeting of representatives of the ZANDZ Experts Club was held.

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New product: decorative lightning rod on the roof ridge!

New product: decorative lightning rod on the roof ridge!

Introducing a unique product - a decorative ZANDZ lightning rod.

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Video recording of an open seminar for lightning protection designers 2017

Video recording of an open seminar for lightning protection designers 2017

A video recording of the seminar held on April 26, 2017 for lightning protection designers has been published

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How to protect a grain warehouse against lightning?

How to protect a grain warehouse against lightning?

When storing grain crops in warehouses in the summer, there is a risk of ignition of both grain dust and the dried grains themselves.

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Video tutorial about work with the lightning protection calculation service

Video tutorial about work with the lightning protection calculation service

Small videos have been published showing the main actions when working with the service for calculating lightning protection parameters...

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Example of grounding and lightning protection for a charging station for battery cars

Example of grounding and lightning protection for a charging station for battery cars

Pollution forces the search for solutions to reduce emissions into the atmosphere, which leads to an increase in the number of electric vehicles

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ZANDZ products at the exhibition

ZANDZ products at the exhibition "Building a house"

From March 25 to March 26, 2017, a specialized construction exhibition "Building a House" was held in St. Petersburg.

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Work schedule on holidays

Work schedule on holidays

  • 05.05.2017

Dear friends! Please note our working days and hours: May 8 and 9 are days off!

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Is it possible to use bore pit as grounding?

Is it possible to use bore pit as grounding?

Drive pipes can be used as natural ground terminals. However, we would like to note several important aspects before you install the ground terminals.

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New product: ready-made kits for single-family house lightning protection!

New product: ready-made kits for single-family house lightning protection!

The Grounding and Lightning Protection at ZANDZ.ru project presents a unique novelty - ready-made kits for lightning protection of a private house.

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