Voltage vf and v difference: The two have different meanings, vf on the battery represents the feedback voltage, while v represents the capacity of the battery, which is the unit of measurement of voltage. Lithium battery is a kind of battery with lithium metal or lithium alloy as the positive/negative electrode data and the use of non-aqueous electrolyte solution.
Lithium batteries can be broadly divided into two categories: lithium metal batteries and lithium-ion batteries. Lithium-ion batteries do not contain lithium in a metallic state and are rechargeable.
The following reaction is used: Li+MnO2=LiMnO2 The reaction is a redox reaction, discharge. Because the chemical properties of lithium metal are very vivid, the processing, preservation and application of lithium metal have very high environmental requirements.
Now lithium-ion batteries are widely used in mobile phones, laptops, power tools, electric vehicles, street lamp backup power, navigation lights, small household appliances Delixi.
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Delixi circuit breaker tripper selection and tuning analysis
Among the objects of circuit breaker maintenance, there are some electrical equipment that generate several times its rated current in a short period of time during the start-up process
(1) The setting of the operating current of the instantaneous overcurrent tripper
In the circuit breaker maintenance of ...
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Delixi leakage protector protection
1. Under what circumstances does the leakage maintainer not maintain the electric shock?
The leakage switch models commonly used in general families are 1P+N and 2P, as far as the leakage maintainer of 1P+N and the leakage maintainer of 2P (single-phase electricity maintenance) are concerned, when people touch the zero line and the front together, people are touched.
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Delixi molded case circuit breaker external two tripping wire connection
The molded case circuit breaker tripper is divided into undervoltage tripper and shunt tripper. This article explains the wiring method of the circuit breaker with sub-excitation tripper. The shunt tripper is often used as an additional accessory for the user, it is a remotely operated circuit breaker disconnection device, installed in the molded case circuit breaker, when the shunt ...
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Delixi selects the advantages of the inverter
1. Significant energy-saving effect: up to 20%-45%
2. Optimize electrical equipment: when the motor starts, there is no large current impact, which reduces the load of the transformer
3. Convenient operation: the speed of the motor is directly given according to the size of the air volume, and the accuracy of the air volume is adjusted accurately
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The common sense principle of the inverter - Delixi inverter
The fuses should be installed on the lines of each phase. It is strictly forbidden to install fuses on the neutral line of the two-phase three-wire or three-phase four-wire circuit.
Fuses are mainly used for short-circuit maintenance.
When the fuse is used for blocking purposes, the fuse must be installed.
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Delixi surge protector knowledge quiz
Many people don't know what a surge is, surge is also known as a surge or lightning protection maintainer, the first is to maintain the household electrical equipment when it rains and thunders to avoid being damaged by lightning, and when the lightning strikes high-voltage electricity is drained to the ground through the surge maintainer, it will not directly hit the electrical equipment ...
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Delixi three-phase circuit breaker classification
Delixi's three-phase circuit breaker is generally divided into three types, namely 3P, 3P+N and 4P.
(1) Differences:
3P: Only three wirings are used for pure three-phase electrical equipment, which trips when there is no single-phase load to the ground or when there is a short circuit between phases; Otherwise, when a one-phase N-line load occurs, the N-line is disconnected ...
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LDO low dropout linear regulator features - Delixi
Since it is used as a low dropout voltage regulator, the first feature is the extremely low input and output voltage difference, and secondly, it also has stable voltage output, low noise, small ripple, small size, and simple peripheral circuits. If an LDO regulator is used when planning the circuit, the general requirement is at least ...
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The reason for the failure of the inverter - Delixi
1. Ability to adapt to the environment
When the motor on the bus starts in a group, when the bus is the largest motor unit starts, the impact on the operation of the inverter, which is related to the input voltage fluctuation scale parameters promised by the inverter, for thermal power units should ensure that the bus voltage drops by 30% when the frequency conversion ...
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Delixi circuit breaker accessory function
Varieties of circuit breaker accessories
It is divided into two categories: in-flight accessories and out-of-flight accessories.
The accessories in the machine are the subordinate equipment of the equipment inside the circuit breaker, including four types: shunt tripper, undervoltage tripper, auxiliary switch and alarm switch. Normally the in-flight accessories have to be uncovered with the device, but now ...
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Delixi circuit breaker model difference
CDB1 miniature circuit breaker is a kind of current-limiting high-breaking miniature circuit breaker with double protection of overload and short circuit, which is suitable for AC 50Hz, rated voltage 400V and below, rated current 63A and below circuits, as line overload and short circuit protection, can also be used under normal circumstances.
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Delixi inverter usage
First of all, Delixi inverter has a very high control accuracy. It uses advanced electronic skills and digital control skills, and can control the speed, torque, and current of the motor with a high degree of control. Together, the controller of Delixi inverter also has a high overload capacity and strong ...
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Delixi leakage circuit breaker identification method
1. Appearance
Genuine Delixi switch shape is more fashionable, looks elegant and beautiful, and the surface is neat, impact resistance is relatively strong, will not briefly crack or yellow.
And most imitations will turn yellow after a period of use...
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Delixi inverter analog output fault analysis
The analog output of Delixi inverter is abnormal, and the operating frequency of the inverter does not match the output of the controller?
Solution(s):
First, you should determine what hardware is going wrong. Make the controller enter the manual debugging situation, respectively...
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Analysis of various models of Delixi circuit breaker
CDB1 miniature circuit breaker is a current-limiting high-breaking miniature circuit breaker with overload and short-circuit two-layer maintenance, which is suitable for communicating 50Hz, additional voltage 400V and below, and additional current 63A and below circuits.
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Delixi voltage regulator fault phenomenon and solution
Voltage regulator fault phenomena and their corresponding solutions
Input phase loss - correctly input phase A, B, C phase, should be three-phase four-wire system or five-wire system
The control circuit board is not working - the control circuit board is disconnected or damaged by itself. Repair or replace
Control circuit board in the state of protection ...
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The reason for the existence of Delixi voltage regulator
In general, every electrical device or device is designed for a wide range of input voltages. Depending on the sensitivity, the operating scale of the device is limited to a specific value, for example, some devices can tolerate ±10% of the rated voltage, while others can tolerate ±5% or less.
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Delixi circuit transformation attention to detail
1. If strong electricity and weak electricity are to be separated by a long distance from the horizon walking line, the interval should generally exceed 30 cm to prevent disturbance and be interspersed with each other.
2. In order to facilitate the future line change, the PVC pipe must be cut down and straightened as much as possible.
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Resistance quantization circuit exerts resistance to the flow of current – Delixi
We are able to compare the values of resistance and hose diameter (conductance vs. practical diameter). When it comes to metal wires, this analogy works well. Small-diameter wires have a higher resistance than large-diameter wires made of the same metal.
The standard unit of resistance is ohms, there are ...
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Delixi air switch is connected to the reverse hazard
If the zero line of Delixi's air switch is reversed to the front, there is not much obstacle to the 2P circuit breaker and 2P leakage circuit breaker. The only effect is that it looks irregular, and you need to find the zero line from scratch when repairing, which brings a little inconvenience.
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