Tuesday 19 April 2022

Why Choose Laser Marking Over Other Wire Marking Methods?

 “Why should I invest in a laser marking machine, when I can instead buy a less expensive alternative that can serve the same purpose?”

 laser marking for aircraft cables

If this is the question that’s in your mind when you’re looking to buy a machine to mark your wires, we’re here to clear your doubts. Once you understand the advantages that laser marking has over other marking methods, you’d say for yourself that it is undoubtedly the best choice for your wires, regardless of your production requirements and the price. UV laser will have you to save money throughout its lifetime, while also proving to be more efficient than any other method.

Laser marking vs. hot stamping

Hot stamping has been a technique used to mark wires since World War II, but today, with the advancements in technologies, it seems to be impractical and dangerous. It is an out-dated method that takes far longer to mark a wire than it would with a UV laser marking machine.

  • Hot stamping requires manual changing of characters, while UV laser marking uses a software to control the marking of characters, making the latter faster, requiring less operator time.
  • With Teflon wires continuing to grow in popularity, using a hot stamping machine makes trouble marking on these wires. But, with laser markers, Teflon wires can be easy to mark.
  • Hot stamping requires a certain width of the wire to be marked, as well as a thick insulation. Laser markers, on the other hand, can safely mark on even thin-insulated and small gauge wires, without any risk to the integrity of the cable.
  • Hot stamping always keeps the wire at risk of getting burnt, which means the wire damaged even before being installed into the application. But, with laser marking, there is no such worry, as it simply tans the wire insulation, leaving a permanent mark, and maintaining the integrity of the wire.

Laser marking vs. heat shrinking

Heat shrinking is another popular method used to mark wires, but it is a long and labour-intensive process, which proves to be highly inefficient. It fails to address the needs of businesses looking to expand, as it is low on efficiency and speed, while being high on costs. Laser marking, on the other hand, eliminates the cost of applying more resources over the wire, also reducing the need for post mark treatment. This helps companies focus on cost savings, improved capacities, and long-term growth.

  • In the process of heat shrinking, the user is required to manually carry out the entire process – marking the tubing, marking the wire, cutting the tubing and wire with precision, inserting it over the wire, heating both ends of the wire, and finally inserting the wire into the destination. Laser marking, on the other hand, is absolutely easy and automatic. It marks the wire directly, and then cuts it to the required length automatically, with no need for post mark treatment.
  • In the case of heat shrinking, dirt or grime can get into the tube and be inserted over the wire, making the wire slippers and difficult to install, thus making it a difficult and time-consuming job, which is responsible for increasing labour hours. But, with laser marking, there is no such process. The wire that goes into the machine comes out itself, with no possibility of dirt and grime getting into the crevasses.

Laser marking vs. ink jet printing

Ink jet printers are very fast and mark at higher speeds than laser markers. However, they also pose multiple disadvantages to the wires.

  • The markings made by ink jet printers are not permanent. Any liquids that touch the markings, such as gasoline or jet fuel, can remove or smear the mark on the wire. Laser markers, on the contrary, tan the wire insulation, creating a permanent mark that cannot fade or smear.
  • Ink jet printers are high on maintenance. They require cleaning the ink applicator, checking for fading ink, and changing the cartridge. This not only results in high maintenance costs, but also increased down time and daily consumables, which add to the mounting operating costs. Laser markers, in opposition, require no ink, and have no daily consumables and maintenance.

After looking at all the above factors, it becomes clear that laser marking is the most efficient process that brings permanent results. It is a fast, safe, efficient, permanent, long-term solution, increasing marking capacity and reducing operator costs. Laser marking can thus save the business money in terms of time, cost, and maintenance. You can approach Miracle Electronics for laser marking for aircraft cables, no matter what your wire material, gauge size, character requirements, and spacing constraints.

Miracle Also , do subcontracting for Laser Marking on Cables with it’s spare capacity , You may send your requirements to us on sales@miracle.net.in

Wednesday 6 April 2022

CALCULATING THE KVA RATING REQUIRED FOR A TRANSFORMER INSTALLATION

 Almost every industry, from basic manufacturing industries to critical healthcare facilities and testing laboratories, requires high-quality reliable transformers to keep their operations running safely and efficiently. Larger facilities require larger amounts of power, which means more dependable transformers to convert the energy coming from the power plant, into a form that can be used for the equipment.

But, in order to have the transformers do so effectively, businesses need to know how much power their particular transformers can give them. It is the transformer’s rating that provides this information. The rating, or size, is the transformer’s power level in kilovolt-amperes, denoted by kVA. You need to select a transformer with the correct kVA for your needs. If not, you may run the risk of damaging your valuable equipment. Seems difficult? But fortunately, it’s not as difficult as it sounds. In fact, sizing your transformer is relatively simple. You just need to use a simple straightforward formula to generate your kVA requirements, using the current and voltage of your electrical load. Let’s help you know how you can calculate the required kVA rating.

Calculating the kVA value

Transformers come in two basic ratings – volt-amperes (VA) and kilovolt-amperes (kVA). A transformer with a 100 VA rating can handle 100 volts at one ampere of current. Similarly, a transformer with a 1.0 kVA rating (1000 volt-amperes) can handle 100 volts at 10 amperes of current. To determine your appropriate kVA size, you need to make a few calculations, based on your electrical schematic.

There are two main measurements that you’ll need, that of the voltage (V) and of the current (I). Voltage is the electrical load that connects to the secondary winding, and current is the flow that the electrical load requires. Both these values can be determined simply by looking at the electrical schematic. Once these two values have been determined, you can then use them to figure out the load’s power requirements. To do that, you’ll need to multiple the voltage with the load, and then divide the number by 1000; hence, the formula being –

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