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Wiring Scheme of Street Light

The structure of the traditional street light is very simple, so the wiring method is also very simple. It directly connects to the light source from the bottom of the street light after the mains cable through the distribution box. Commonly known as "one connection to the top". However, with the advancement of technology and the improvement of safety requirements, many electrical components have been added to the interior of modern street lights. Such as the circuit breakers and surge protector have been added to the interior of modern street light. In order to save energy and labor costs, some regions have added parts that can automatically control the power on and power off of street lights.

How to apply thermal grease? How to clean excess thermal grease?

Among the heat dissipation materials, thermal grease has a higher use value, which makes the CPU work at normal temperature and greatly prolongs the service life. However, it is not the same as most heat-dissipating materials. It needs to be applied in the correct way to avoid waste of materials and show a better heat-dissipation effect.

What are the advantages of metal shrapnel stamping?

During the stamping process of the metal shrapnel, the high-speed punch is used and the risk factor is relatively high. If the operation is improper, it will cause serious damage to the mold. Meanwhile the safety of the operator will also be injured. So when the mold needs to be off the machine, remember to follow the following operations Only by implementing it can we dare to ensure the safety of the mold and the operators.

Excavator computer board working principle and maintenance

The excavator computer board (controller) is called the "brain" that controls the machine, and plays a vital role in the normal operation of the excavator. The computer board is like our human brain, it will collect various sensor information. Compare, calculate, and process the output, control the engine speed and the hydraulic system to coordinate and match. Each excavator has a computer board, but the installation place is also different.

Submersible sand dredging pumps delivery to Indonesia

DEPUMP submersible slurry pump is the hydraulic machinery with coaxial motor and water pump and submerged in the medium work.The series products are designed and manufactured by absorbing the foreign advanced technology.

Lost wax castings

Lost wax casting is the main technology of investment castings.The engineers in Tongda foundry have been in this field for many years with mature technology.So we are in great confidence to ensure good quality.The main process of lost wax castings is:mould design--mould making--wax injection--tree assembly--shell making-dewaxing-shell roasting-pouring-heatment treatment-machining-package.

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