fast blow fuse application_mini cooper fuse box factory_XC Electronics(Shenzhen)Corp.,LTD

中文

Online Message

19 2024-08

Share:

　　How to choose the appropriate fuse

　　Choosing the appropriate fuse requires consideration of multiple factors, including the operating voltage, operating current, load type, and environmental conditions of the circuit. Here are some key steps when choosing a fuse:

　　1. Determine the maximum current of the circuit: This is the basis for selecting the rated current of the fuse. The rated current of the fuse should be slightly greater than the maximum operating current of the circuit to avoid frequent melting.

　　2. Consider the voltage of the circuit: The rated voltage of the fuse should be greater than or equal to the operating voltage of the circuit to ensure its normal operation.

　　3. Choose the appropriate type: Select fuses of different types and specifications according to the specific needs of the circuit. For example, for inductive loads, slow melting fuses should be selected; For high-frequency circuits, fuses with fast response times should be selected.

　　4. Consider environmental factors: In high temperature, humid, or dusty environments, fuses with corresponding protection levels should be selected to ensure their long-term stable operation.

Read recommendations:

heater electric with thermostat

Selection process of fuses.outboard motor thermostat stuck open

Fuse classification.fast blow or slow blow fuse for multimeter

PREVIOUS:air conditioner fuse box replacement

Return

Next：resettable 15 amp fuse

Related News

November 18,2023

samsung tv ceramic fuse replacement.How to Select Chip Fuses

　　　　1. How to choose patch fuses? We mainly specialize in Shenzhen patch fuses (using well-known brands such as litelfuse bussmann to illustrate the commonly used size of patch fuses 1206 2410 0603)　　Chip fuses are mainly used in electronic products such as digital cameras, laptops, and mobile phones.. From traditional glass tube fuses to micro fuses and chip fuses, the focus of their selection is slightly different due to differences in product technology.　　(1) The normal working current of the circuit. The working current through the fuse should not exceed 75% of the rated current of the fuse.　　(2) Pulse, impulse current, surge current, starting current, and circuit transient values. SMD fuses are particularly concerned about this point. Due to the small size of the fuse, the impact resistance of SMD fuses is much lower than that of glass tube fuses or other larger fuses with the same rated current.　　(3) The magnitude and duration of the overload current in the circuit. Usually, a co

September 25,2024

autonics temperature controller

　　Automotive Fuses　　Car fuses play a critical protective role in the automotive electrical system.　　Car fuses are usually installed in the fuse box of a car to protect various electrical equipment and circuits of the car. Its working principle is similar to other fuses. When an overload or short circuit fault occurs in the circuit, the fuse will melt, cutting off the circuit and preventing damage to electrical equipment and wiring.　　There are many types of car fuses, which can be divided into sheet fuses, plug-in fuses, glass tube fuses, etc. according to their different uses and installation positions. Each type of fuse has its specific rated current and voltage level to meet the needs of different electrical equipment.　　When choosing car fuses, it is necessary to determine the appropriate fuse specifications based on the electrical system parameters and equipment requirements of the car. Generally speaking, the rated current of a fuse should be slightly higher than the normal operati

October 24,2024

motorcycle fuse keeps blowing

　　Applications of Micro Current Fuses　　Micro current fuses play a vital role in various applications where small amounts of current need to be protected. These miniature fuses are designed to handle low currents, typically ranging from a few milliamperes to a few amperes.　　One common application of micro current fuses is in portable electronic devices such as smartphones, tablets, and laptops. These devices often have delicate electronic components that require protection from overcurrent events. Micro current fuses are ideal for this purpose as they can be integrated into the circuit boards with minimal space requirements. They provide reliable protection against short circuits, overloads, and other electrical faults that could damage the device or pose a safety hazard.　　Another area where micro current fuses are widely used is in the automotive industry. Modern vehicles are equipped with numerous electronic systems and sensors that operate on low currents. Micro current fuses are use

November 28,2023

mini blade fuse tap company.What are the applications of self restoring fuses in transformer protection?

　　　　In application, step-up transformers are mainly used in instruments and meters; For the power supply of electronic products, the majority of self recovery fuses are actually step-down transformers. Structurally, the transformer is composed of stacked silicon steel sheets and primary coils. The coil is mostly wound with enameled copper wire, and now it is also used with enameled aluminum wire. Power transformers are commonly used components in electronic products and are widely used due to their simplicity and ease of manufacture. There are two types of transformers: step-up transformers and step-down transformers (excluding impedance transformers and line matching transformers). They are also called linear transformers because they increase or decrease the original AC voltage proportionally and output it to the load for power supply. For step-down transformers, their characteristics are: the primary input is 220V, the secondary output is low-voltage, the secondary current is small,

August 27,2024

fast blow fuse vs circuit breaker

　　PPTC can be used for fast charging protection of lithium batteries　　Lithium batteries are currently high-energy density and lightweight batteries, but due to their highly active chemical properties, they require additional charge and discharge protection circuits for safety protection. The key component of the charge discharge protection circuit, Mosfet, also has a certain rate of short-circuit failure. If the production of lithium batteries is not large, this effect will not be reflected. However, the demand for lithium batteries is very high, and in the face of such a huge shipment volume, even with a probability risk of 1ppm, there is an average of 5600 dangerous events that may occur per year.　　So, in addition to the main protection circuit, add a secondary protection to further reduce the risk. In secondary protection components, generally only one component is used, including disposable fuses, PPTC self recovery fuses, and temperature fuses. Previously, using PPTC did not requi