Home » News » FAQ

What Are the Daily Inspection Contents of the Dry Type Transformer

ZTELEC GROUP | 19-06-18

Simply speaking, a medium-sized dry-type transformer is a transformer in which the iron core and the winding are not immersed in the insulating oil.……

Read More

How to Improve the Spare Capacity of DMD Insulation Paper?

ZTELEC GROUP | 19-06-11

DMD insulation paper is used as insulation material for various electrical equipment such as cables and coils. In addition to good insulation proper……

Read More

How to Conduct Quality Inspection on Alkali-Free Glass Fiber Ribbon?

ZTELEC GROUP | 19-06-6

The alkali-free glass fiber ribbon is formed by high-temperature processing, but the processed product is very resistant to high temperature and cor……

Read More

What Effect Does NMN Insulating Paper Have On the Motor?

ZTELEC GROUP | 19-05-30

NMN insulation paper has good dielectric properties, excellent mechanical strength, good flexibility, good compatibility with common impregnating va……

Read More

Some Indicators That Insulation Materials Need

ZTELEC GROUP | 19-05-16

Insulating paper is typically a sheet of material formed from plant fibers, mineral fibers, synthetic fibers, or mixtures thereof, by depositing fib……

Read More

How to Choose the Insulation Gasket?

ZTELEC GROUP | 19-05-13

Firmly bend the corner of the insulating gasket, the good rubber gasket does not leave white crease; use the hand to remove the cross section or app……

Read More

What are the Key Technical Indicators that Affect the Performance of the Glass Fiber Pultrusion Products?

ZTELEC GROUP | 19-03-13

1. Dielectric constant and dielectric loss tangent The main purpose of the glass fiber pultrusion product is two: the mutual insulation resistance o……

Read More

What are the Common Physical Indicators of Insulating Rods?

ZTELEC GROUP | 19-03-12

The common insulating rods of electricians are classified into inorganic insulating rods, organic chemical insulating rods and mixed insulating rods……

Read More

What are the Points to Pay Attention to When Installing Oil-Immersed Transformers?

ZTELEC GROUP | 19-03-4

Congratulations! The 50kVA oil-immersed transformer required by #Cambodian customers has been installed with poles and is in normal use. Customers f……

Read More

How to Determine the Quality of Electrical Insulation Tape?

ZTELEC GROUP | 19-03-4

Insulation tape first see if there is flaws from the outside, whether the insulation tape is re-rolled, whether there is any burrs, whether it is sm……

Read More

What are the Functions and Purposes of Isolation Transformer

ZTELEC GROUP | 19-02-28

The isolation transformer offers numerous functions and purposes, many of these purposes that are carried out by isolation transformers are majorly ……

Read More

Why is G10 Material Good for Electrical Insulation?

ZTELEC GROUP | 19-02-27

G10 is a fiberglass sheet laminate, a kind of composite material created by stacking multiple layers of glass cloth, soaked in epoxy resin, and then……

Read More

Why is the FR-4 Board Popular?

ZTELEC GROUP | 19-02-22

The FR-4 board is made of FR4 material. The FR-4 board is low in cost and easy to manufacture and process. Our FR-4 board can be cut into different ……

Read More

What’s the Difference Between Power Transformer and Distribution Transformer?

ZTELEC GROUP | 19-02-21

Power Transformer: Briefly the Power Transformer is a high voltage transformer that is installed at various power stations for generation and transm……

Read More

What is Step Down Transformer?

ZTELEC GROUP | 19-02-20

A step down transformer is meant to reduce the output voltage, which means it functions to convert high voltage with low current power into a low vo……

Read More

What are the Characteristics and Structure of the Cable Paper?

ZTELEC GROUP | 19-02-19

Cable paper, also known as insulating paper, is a paper with insulating properties and gray damage. Cable paper is also called cable insulation pape……

Read More

What is the Improved Type of Fiberglass Board?

ZTELEC GROUP | 19-01-26

The upgraded version of the product is more powerful than the original product. In addition to the original product features, it also adds a lot of ……

Read More

How to Understand Classification and Grades of Copper Clad Laminates?

ZTELEC GROUP | 19-01-26

A copper-clad board, also known as a substrate, is made of a reinforced material, impregnated with a resin, and coated with copper foil on one or bo……

Read More

What are the Requirements for Electrical Insulation Materials in Industrial Applications?

ZTELEC GROUP | 19-01-24

Different electrical equipments have different requirements for the performance of insulating materials. Insulating materials for high voltage elect……

Read More

What About the Moisture Absorption Effects on Electrical Laminates & Composites?

ZTELEC GROUP | 19-01-16

Water or moisture absorption is important in determining the value of industrial laminates as a control of the uniformity of the product, affects th……

Read More

What is “Surface Roughness” in Composite Materials?

ZTELEC GROUP | 19-01-16

Quite often in the process of manufacturing & fabricating industrial laminates a specific surface roughness is indicated. Be it the purpose of r……

Read More

Why We Don’t Use Wood As the Core for Transformers?

ZTELEC GROUP | 19-01-14

The core of a transformer does not have to have “magnetic properties”. Air doesn’t have magnetic properties (well, ok, oxygen is slightly paramagnet……

Read More

What is the Feature Single Sided Panel for PCB?

ZTELEC GROUP | 19-01-11

The single panel is on the most basic PCB, with the parts concentrated on one side and the wires concentrated on the other side. Because the wire on……

Read More

What is the Difference Between a Fiberglass Board and an Epoxy Board?

ZTELEC GROUP | 19-01-11

In the electronics industry, fiberglass is a very important raw material, and the use of this material is more conducive to future operations. This ……

Read More

Send Message to Us

Ztelec Group