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IEC certification – A common denominator for all continents
Monday, 30 May 2022
The standards of the International Electrotechnical Commission (IEC) are among the most important groups of standards for the certification and safety of electronic products. They include both cells and batteries and span primary cells, secondary cells, battery packs and portable device batteries. In addition to the requirements for the devices and central rules for the
- Published in Battery Technology
UL certification – the key to the US market
Tuesday, 24 May 2022
For market access in the USA, a so-called NRTL test mark is required for many products. As NRTL does not have its own test mark, test laboratories are accredited accordingly and their test marks are then recognised as NRTL test marks. The most important test mark on the US market comes from Underwriter Laboratories (UL).
- Published in Battery Technology
Quartz production process: from quartz block to quartz blank
Tuesday, 03 May 2022
The previous blog post entitled: Ask the Product Manager: Are real rock crystals used for production of oscillating quartz crystals? covered the initial stages in the production of these small clocks. Quartz is artificially grown in autoclaves, reaching a weight of several kilos. From this point, however, we are still a few production stages away
- Published in Frequency Control Products
Mandatory program for shipping batteries: the UN 38.3 transport test
Tuesday, 03 May 2022
There are various certifications that are relevant when dealing with batteries. On the one hand, this includes the UN38.3 transport test, which concerns the transport safety of lithium batteries. This test is a must as soon as batteries are shipped. On the other hand, there are certifications that, although not mandatory, confirm the safety of
- Published in Battery Technology
Ask the Product Management: Are real rock crystals used for production of oscillating quartz crystals?
Thursday, 31 March 2022
SiO2 – this is the chemical name of the base material for oscillating quartz crystals. The formula shows that it is composed of only two elements: silicon and oxygen. We also find SiO2 in its crystalline form in the nature: as natural rock crystals. Here, the question arises: Are real rock crystals used for production
- Published in Frequency Control Products, Uncategorized
With Lean Management and the 5-S method to more efficiency
Wednesday, 23 March 2022
The topic of permanent development has a high priority at Jauch. Not only with regard to our products and services, but also internally we are continuously working on it. During the last months, as an example, we have further developed the Logistics department (Incoming Goods, Warehouse and Shipping) and implemented new working methods and processes.
- Published in The Company
Insights into the daily tasks of a project manager: The first steps in battery development projects
Tuesday, 01 March 2022
In the consumer sector, the decision for the right battery is made quickly. There are standard batteries which fit in consumer applications. However, in the industrial or medical technology sector, the situation is different. For these applications, “off-the-shelf” batteries are often not suitable. There are special requirements concerning safety or space. The solution: individually developed
- Published in Battery Technology
Miniaturisation of components: what to pay attention for with quartz crystals
Thursday, 27 January 2022
The topic of component shortage is omnipresent. Nowadays, almost every electronic component is affected. The reasons? There are various of them and they include supply problems, as well as, correspondingly, the availability of the components. Others can be traced back to digitization, resulting in an increased number of final products and, due to this, a
- Published in Frequency Control Products
Ask the Engineer: how temperature-sensitive are quartz crystals?
Tuesday, 07 December 2021
Nowadays, Christmas without quartz crystals is unimaginable! Why? Even the modern time switches for outdoor lighting need a quartz to have an accurate time base. Also, a lot of our gifts are based on state-of-the-art electronics. Cell phones, smartwatches, PCs – they all need highly accurate frequency giving components to communicate with each other. Without
- Published in Frequency Control Products
What is the difference between a Protection Circuit Module (PCM) and a Battery Management System (BMS)?
Tuesday, 16 November 2021
When developing battery packs, the question arises as to which safety system the pack should be equipped with. Is a Protection Circuit Module (PCM) sufficient? Or should a Battery Management System (BMS) be integrated? What are the differences between the mechanisms? And what advantages and functions does which protection mechanism offer? The answer here, as
- Published in Battery Technology