Blog - Installation diagrams

Connection of CPM with AMETEK Latching relay

This diagram shows the connection ofthe AMETEK Latching Relay with CPM Board.

The relay is controlled by theCPM Board contacts. However, because the AMETEK Latching relay needs a high current rated power supply for the coils, the latching relay itself needs to be connectedby means

Connection of BMS123 with AMETEK Latching relay

This diagram shows the connection ofthe AMETEK Latching Relay with BMS123.

The relay is controlled bythe BMS123 Load Relay NC contact. The auxiliary relay is powered by the DC main voltage and it will create the impulse signal for the latching relay to disconnect.

Since the main

Overview of the Complete Guides from GWL

In 2020-2021 GWL has published several technical guides to assist our customers. Check these Complete Guides and get the knowledge and know-how to improve your DC-AC solutions.

Use of LiFePO4 Batteries in Ships

LFP and LTO Battery Guide

Battery for Caravans and RV - Guide

GWL/Modular - Energy storage for REAL projects – not just...

In 2021 GWL has been supporting local partners in deliveringseveral REAL energy storage projects.

Simply said, the energy storage solutions promoted by some countries and local governments for household applications, with 5 kWh to 15 kWh, are just expensive toys. People will spend a lot of

Follow the GWL Team Projects

GWL Team is publishing the examples of the design drawings and installations for our customer projects. Check thefor the drawings and designs.

AMETEK - high current DC latching contactors

GWL has introduced thehigh current rated DC latching contactors for 400A, 600A and 1200A rating.

Check more details here -

See the installation diagrams for the application withand.

RV ELECTRICAL SYSTEM - 7 Questions and answers

INSTALLATION MANUAL by GWL

• Are you replacing the on-board battery in your RV?
• Are you modifying the electrical wiring in your RV?
• Have you started with a more complex renovation?
• Are you getting an RV and you’re not sure which electrical system to go with?

7 Questions and answers

• What type of

GWL Team Design of the EX-Switch

GWL/Modular EX-Switch

The missing element for switching between the DC and AC world. Simply use the GWL/Modular EX Switch. The EX-Switch is a complete switching board solution to be certified according to the EU norms. Useful for any system in Europe.

As usual, the GWL Team will be releasing

The GWL/Modular Solution - Wiring Diagram

This is the installation diagram or schematics forGWL/Modular complete solution of the “The Bestie” or the “Beast”- the complete energy center forthe.

The documentation is available as a part of the project for any customers and partners who

The Basic Protection of the Battery Cells

1) Battery monitoring

The CPM1 serves as the battery monitoring device.

2) Flexible connection to each cell in the battery

The cells can be disconnected completely and easily. In this example the disconnection is done by means of the Battery link cable