Blog - Others

Bistable relays by LAYHER

Looking for a high rating bistable relay? Chek the offer from LAYHER in Germany -

Note:these relays need 130W to 160W of peak power to turn on / off. Keep this in mind for your installation design.

20.Jan 2021
| Blog - Others

GWL/Modular - solar installation reference

This is one of the references for the installation using the GWL/Modular components. The advantage of the GWL/Modular solution is that it makes the life of the installer easier and the installation is more reliable.

Some details of this installation:

  • is used to conne
20.Jan 2021
| Blog - Others

The proper installation of the battery connectors

Summary ofthe information related to the installationof the battery connectors.

GWL/Modular Flexi Pack - User Manual

Check and download. At this moment there are:

More GWL/Modular accessories to come soon!

14.Jan 2021
| Blog - Others

Which is better? The steel screws or copper (brass) ones?

Question:I wish to make a top-quality installation. I can see that the copper terminal connectors (bus bars) come with stainless steel screws and washers. I think it is better to use the copper or brass screws. These have much better conductivity and less energy will be lost. Right?

It is true

14.Jan 2021
| Blog - Others

The Color is the Power!

At GWL, we have many color-full dreams. Some dreams never become reality. Some dreams may become true in their due time.

Enjoy some of these wild dreams and ideas for the visual improvement of the lithium cells. GWL/Team loves the colorful world and the world of fantasy and imagination.

14.Jan 2021
| Blog - Others

WELCOME IN 2021!

The GWL/Team has many, many exciting new things for you in store. Everybody at GWL keeps working hard and with the full power to deliver the exciting solutions for the DC/AC products and services.

All the best to you all!

04.Jan 2021
| Blog - Others

Energy Storage - This is the way!

An example of a customer reference for a large containerized energy storage solution. Each container holds16 pcs of Winston 700AH cells– 35,8 kWh of energy. The front side of the container allows for the installation ofthe DC/AC invertors with chargers. This way, each con

04.Jan 2021
| Blog - Others

The DC circuit disconnection

The manual disconnection is a must.Any load connected to the battery pack or any source of power connected to the battery pack should be disconnected manuallyin an easy and quick way.

This manual (hand-driven) “absolute OFF” disconnection is necessary for two reasons.

* Safety disc

14.Dec 2020
| Blog - Others

Less DC-contactors - More Smart DC-devices.

As you might notice, GWL as limited. The reason is that these DC contactors may be now easily replaced by more advanced semiconductor switching devices. Additionally such products may be available for purchase on-line from various quick-buy-quick-

14.Dec 2020
| Blog - Others
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