**Can Diesel Generator Sets Be Used During Severe Weather Such as Storms and Thunderstorms?**

Due to the influence of the El Niño phenomenon, many regions in China have experienced natural disasters, with frequent heavy rainstorms. 

To ensure public safety, power supply departments often implement power outage controls in affected areas. 

Many customers have reached out to Guangdong Longhong Electromechanical Equipment Co., Ltd. via our website or 

phone calls to inquire whether diesel generators can be used under such weather conditions. In this article, 

we interviewed the company's general manager to address these concerns.

As a portable power supply device, diesel generators have a limited power supply range and can be conveniently relocated for 

use in different locations. During thunderstorms, they can be placed indoors. However, there are times when diesel generator 

sets need to be used outdoors. In such cases, protection against lightning strikes becomes essential. 

So, what specific steps are involved in the lightning protection for Longhong generators?

First, it is important to determine the lightning protection method for generators based on factors such as the generator's capacity, 

the intensity of local lightning activity, and the requirements for power supply reliability.

Theoretical and practical evidence shows that for generators connected to overhead transmission lines via transformers, 

reliable protection of the transformer generally eliminates the need for additional lightning protection measures for the generator. 

In areas with frequent lightning, for particularly critical generators without direct overhead connections, 

installing a set of magnetic blow-type surge arresters on the generator's output line is advisable to prevent high-voltage lightning surges 

from the transformer side from damaging the generator's insulation.

Generators directly connected to overhead distribution lines must have lightning protection. According to national standard design specifications, 

different lightning protection measures should be applied to the generator insulation based on specific conditions. 

For protecting high-voltage rotating electrical machinery, magnetic blow-type surge arresters are generally used. 

These arresters should be installed close to the generator. In most cases, they can be installed at the generator's output point. 

If there are no more than two generators connected to a single bus or if the individual generator capacity does not exceed 500 kW and 

the distance to the arrester is within 50 meters, the arrester can also be installed on the bus. For direct-connected generators with a neutral point 

that can be brought out but is not directly grounded, a magnetic blow-type or standard valve-type surge arrester should be installed at the neutral point.

When using generator equipment outdoors, lightning protection is crucial to ensure personal safety. 

This is also one of the most frequently raised concerns by customers when purchasing Weichai diesel generators from Guangdong Longhong.

As a manufacturer of diesel generator sets, Guangdong Longhong reminds all users to pay attention to this matter. 

For more technical support, please call: 400-617-3066 or visit http://www.fslhjd.com. 

Guangdong Longhong Electromechanical Equipment Co., Ltd. — Foshan Generators, Generator Factory.