- Part 3

Low-voltage circuit 2024 market outlook analysis: low-voltage circuit breakers market more emphasis on intelligence
by admin on 24-10-08
Low-voltage circuit breakers usually consist of fuses or magnetic or thermal sensitive elements. Low-voltage circuit breakers are driven by power demand and infrastructure construction, market development prospects are very broad. With the improvement of environmental awareness, the demand for ...
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National Day holiday notice
by admin on 24-09-29
On the occasion of the approaching of the National Day holiday, on behalf of Shanghai Dada Electric Co., LTD., I would like to extend to you the most sincere greetings and best wishes. According to the national statutory holiday arrangement, our company will have a holiday for 7 days, the specifi...
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What’s a molded case circuit breaker？
by admin on 24-09-26
Molded case circuit breaker is also known as device circuit breaker, which is a contact, arc chamber, release and operating mechanism are installed in a plastic case of the circuit breaker 1. The shell adopts plastic insulator, which is used for isolating between conductors and grounding metal pa...
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The function and working principle of thermal overload relay
by admin on 24-09-24
Thermal overload relay is an important electrical protection component, mainly used to protect motor or other electrical equipment from overload damage. Its role is to detect overload, automatically cut off the power supply, to prevent the equipment from overheating and damage. Working princip...
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Motor Motor protection circuit breaker and accessories
by admin on 24-09-21
New products Motor Motor Protection Circuit breakers and accessories not only provide enhanced motor protection, but also ensure the smooth operation of electrical systems in various industries. These products feature advanced technology and reliable performance designed to minimize downtime and ...
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What are the main functions of household distribution boxes?
by admin on 24-09-19
Household distribution box role has the following 5 points: 1, Leakage Protection Role 2, over-current, overload, short-circuit protection role 3, over-voltage and under-voltage protection role 4, distribution role 5, switch role 1.leakage maintenance role: when electrical leakage or line leakage...
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Introduces NSX-400H Molded Case Circuit Breaker for Enhanced Electrical Safety
by admin on 24-09-14
The NSX-400H moulded case circuit breaker is a breakthrough product that combines advanced technology with Shanghai Dada Electric’s extensive expertise in power distribution. With its compact design and high breaking capability, the circuit breaker provides optimal performance in a wide ran...
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Invitation Letter for Canton Fair
by admin on 24-09-12
Dear valued customers, We are delighted to extend our warm invitation to you to visit us at the 136th Canton Fair, taking place from Oct 15th to Oct 19th, 2024, at the Pazhou Complex in Guangzhou, China. You can find us at Booth No. 15.2 C18-20 D20-22. At the fair, Shanghai Dada Ele...
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Surge Protective Device
by admin on 24-09-10
Surge Protector, also known as lightning protection, is a variety of electronic equipment, instrumentation, communication lines to provide security protection of electronic devices. When the electric circuit or communication line because of external interference suddenly produce peak current or...
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Circuit breakers are important for electrical safety
by admin on 24-09-07
In this essay, I will discuss the role of circuit breakers in electrical systems and their significance in ensuring safety and preventing damage. Circuit breakers are essential components in electrical systems as they serve to protect against overcurrents and short circuits. When an excessive cur...
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Action and principle of shunt trip
by admin on 24-09-05
As an important universal automatic control element, shunt trip is mainly used for remote operation of low-voltage circuit breaker. The electromagnetic coil is connected in parallel at the power supply side of the low-voltage circuit breaker. When the switch-off operation needs to be carried out,...
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Motor protection type circuit breaker
by admin on 24-09-03
The motor-protected circuit breaker is one of the indispensable protective devices for squirrel-cage induction motor in starting, running and breaking. For motor protection, rated current 630A and below (i. e. Protected Motor 315KW and below) is used to start and break the motor infrequently duri...
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