JZD Wire & Cable Factory
More Than 20 Years Experience
More Than 20 Years Experience
Author: Joey Wan 
November 02,2021
If you are going to procure electrical cable and wire recently,this article may help you a lot.
In electrical cable and wire family,if you ask who is the common used and popular wire and cable?PVC insulated cable could be the one of most powerful competitor.
Electrical cable and wire includes total categories we can see in the market.when you are going to procure the PVC insulated cable,you know figure out what it designed for and compared it to your actual need.For example if you are procuring electrical cable and wire for a hotel,it isn't appropriate for you to choose PVC insulated cable,maybe THHN cable is more suitable to your require.In general PVC insulated cable is more popular used in weak current circuit,so it is regarded as general purpose jacketed flexible cables, installation wires and shielding wires,now you clearly know the usage of PVC insulated cable,you has fewer chance to choose wrong electrical cable and wire.
This is a very vital preparation work for you.A reliable manufacturer will help you leave out some potential problems.In China,there are nearly one thousands of manufacturer focus on making electrical cable and wire,how you to select one reliable factory,at a glance it is difficult.However actually so long as you have enough patience,you could do it.For example,you are a buyer from The Philippines and planning procure 2*40HQ PVC insulated cable for your customer,that belongs to a big project,you need think about a lot.Firslty you need check out if the vendors have ISO 9001 certification and has legal procedure to export their PVC insulated cable to your countries.Secondly you need figure out the capacity the vendors could produce monthly,because capacity decides if the manufacturer can deliver the goods on time.Lastly best situation is you find a manufacturer focus on export,that will help you whole procurement so much,if you meet with a facoty whose business partly comes from overseas,you need warn out it.
Electrical engineer will plays a vital roles in your whole project,so when you do the procurement,ask for their opinions is necessary.Electrical engineers are responsible for the design of electrical cable and wire.Such as you got the PVC insulated cable from your vendor,however in the installation,your worker found the ampacity of 22 awg is smaller than your engineer required,cause big accident.The reason why occured this problem may is you only focused on the rated voltage,not notice ampacity is also a important factor.So keep to consualte to your electrical engineer is necessary in any time,because they are professional than you on specific PVC insualted cable specification and relative performance require.
Electrical cable and wire not belong to much heavy product.Usually vendor or manufacturer will agree on the samples before your official procurement.Once you get sample from your manufacturer,you need take a detailed inspection.You need check out the quality of PVC insulation materials,for example you could strip out and confirm whether it is recyclable materials or not,if you have enough resource,you can send it to authoritative institute,such as SGS .Apart from insulation,you have got to inspect the copper of PVC insulated cable.Copper belong to expensive metal,you can't avoid the recyclable copper or copper with other metals,such as aluminum and tin.You can have a magnifying lens,then look into the inside and outside of copper(sometimes stranded copper is very thin,using your eyes is harmful),once you find the black and grey points,you can refuse it and ask for your manufacturer to correct it.
If you are buyer and in the preparation for procurement of electrical cable and wire,there are some questions please don't hesitate to contact us,we will try our best help you.
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