Hign quality Laptop Charging Cart charging station/Cabinet B301N

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
30 unit
Supply Capability:
1000 unit/month

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Product Description:

Parameters


Capacity: 30 units

Compatibility:  Charging port compatible,designed for various sized chromebooks,laptop,and ultrabooks.

Security design: Leakage and short circuit protection

Input power:   100-240~50/60HZ 0.45A

Output power :5V/2A(Standard,customize)

Working temperature -15°— 65 °


Details

1.Leakage and short circuit protection.Double protection make charging more safety.

 

 

2.The cable channels are on top of each dividers,to recognize and reach the connection easily!

 

2.We improve our devices! High quality  storage made of molded ABS p2olymer,with cable channels on top to recognize and reach the connection easily.


3. Premium materials  and quality construction ,we care about every details.


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Q:Will uninterruptible power supplies be used for audio?
Ups uninterruptible power supply can be used on the sound. UPS (Uninterruptible Power System), that is, uninterruptible power supply, is the battery (mostly lead-acid maintenance-free battery) connected with the host, through the host inverter and other modules to convert DC power into the main system equipment The Mainly used for a single computer, computer network systems or other power electronic equipment such as solenoid valves, pressure transmitters, etc. to provide a stable, uninterrupted power supply. When the mains input is normal, the UPS will be powered by the mains supply to the load, this time the UPS is an AC mains regulator, and it also charge the battery to the machine;
Q:Ups power and the general power of what is the difference
UPS is an uninterruptible power system (English), is able to provide a sustained, stable, uninterrupted power supply of important external equipment.
Q:UPS power supply need to pay attention to what? What is the meaning of its conversion efficiency?
Note factors: 1, performance parameters. UPS uninterruptible power supply as a protective power supply equipment, its performance parameters of great significance, should be the focus of our purchase considerations. The mains voltage input range is wide, it indicates that the utilization of the mains is strong, the output voltage and the frequency range are small, which indicates that the electricity regulation ability is strong and the output is stable. The waveform distortion rate is used to measure the stability of the output voltage waveform, while the voltage stability is the stability of the output voltage when the UPS UPS power is suddenly added from zero load to full load. 2, power efficiency, power factor and conversion time. UPS uninterruptible power efficiency, power factor, conversion time and so are important parameters that characterize UPS performance, determines the protection of the load and the utilization of electricity. The better the performance, the stronger the protection, in general, off-line UPS on the load protection of the worst, slightly interactive online, online type is almost able to solve all the common power problems. Of course, the cost increases with the performance of the increase. Therefore, users in the purchase of Hills UPS power supply, the load should be based on the degree of power requirements and the importance of different load, and select different types of UPS. The energy of the input power supply can not be converted into 100% of the energy used for the various components in the host, so that a conversion efficiency occurs. Power conversion efficiency = power supply for the host to provide real-time output power / input power of the immediate power × 100% 1. Different power products, the conversion efficiency is different; 2. The same power supply products, in different working conditions, the conversion efficiency has changed.
Q:UPS power supply behind the serial how to use?
You can insert the card reader, before and after the same.
Q:Ups uninterruptible power supply for example
Simply said there are the following: 1, you can delay. 2, can be regulated. 3, this is not well known: UPS works is the exchange of DC and then switch to exchange, So he has a very important role is: you can put the majority of the electricity grid Noise, interference and surge absorption filter, the output pure AC, so that can be better Protect the equipment in the fragile control system, so that its work more stable and extend the service life.
Q:UPS (uninterruptible power supply inverter working principle and the actual role in the UPS
How the inverter works: ⊕ 1. DC can be converted into alternating current through the oscillation circuit     2. The resulting alternating current is then boosted by the coil. At this time, the alternating current of the square wave is obtained     3. Rectify the resulting alternating current to get a sine wave       AC-DC is relatively simple, we know that the diode has a one-way conductivity, you can use this characteristic of the diode connected into a bridge, so that one end is always inflow, the other end is always out of this to get the voltage sinusoidal change Of the DC. If you need smooth DC also need to rectify, the simple way is to connect a capacitor.       Inverter is a DC to AC transformer, in fact, it is a voltage inverter with the process. Adapter is the utility power grid AC voltage into a stable 12V DC output, and Inverter is the Adapter output 12V DC voltage into high-frequency high-voltage alternating current, the two parts are also used with the current more Pulse width modulation,   PWM  technology. Its core part is a PWM integrated controller, Adapter with the UC3842, nverter is used TL5001 chip. TL5001 operating voltage range of 3.6 40V , which has an internal error amplifier, a regulator, oscillator, a dead zone control of the PWM generator, low voltage protection circuit and short circuit protection circuit.       Inverter, can be classified from the output waveform, power, engineering structure.      From the waveform on the points: one is a square wave inverter, the other is a sine wave inverter.      From the power up to divide, can be high power and low power two categories. Less than 5000W can be called low-power, more than 5000W called high-power inverter.
Q:UPS uninterruptible power supply which brand?
Mountain APC Emerson Gold warrior Kelong Prestige Merlin Gerin Huatian Kstar (KST) DELL (Dell)
Q:Brief introduction UPS power supply equipment of the four major components of the principle or function?
4, the inverter, the charger or battery sent to the DC power into AC output, UPS power is the core components, inverter performance is good or bad, the UPS power output waveform, efficiency, reliability, transient response, Noise, volume, weight, etc. have a decisive impact. A UPS power supply performance is good or bad, mainly by the inverter to determine the performance.
Q:How the UPS power supply sounded
Look at the contactor is not inside the contact is not good
Q:What is the difference between UPS and battery?
During this period the power supply for the computer will not be interrupted. Lost unsaved work. The Battery it The He can only store 12v of power

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