Blog

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

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

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

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

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

GWL/Modular - BMS Simple Setup

The basic wiring diagram for the BMS Simple setup. In this setup there arethat respond to Umin, Umax and Uemergency.

More details can be requested as.

14.Dec 2020
| Blog

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

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

Making the best fire-protection of the battery pack

Question: I plan to install my small energy setup into a plastic box. Is it a good idea?

GWL/Team suggests to makethe installation always into a fire-resistant material.You may have the pack mounted in a plastic box, but the questions are:Where will your whole installation be located? How

14.Dec 2020
| Blog

The main and the auxiliary fuses.

Question: I have the main fuse of 400Amp. Do I need auxiliary fuses?

GWL/Team always reminds.

Using a proper fuse is a must! ????

However, one main fuse is not enough. The one main fuse is designed for the high-current rated prot

14.Dec 2020
| Blog
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