AC230V 16A Time Switches

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Q:Switching power supply generally how long the aging time is reasonable?
If you do not often overload, overpressure, humidity is too high, the ambient temperature up and down 30 degrees Celsius under the premise; switching power supply is often used, 3 to 5 years or more normal. Such as a long time to put it 1 to 3 years or so aging (electrolytic capacitor placed too long, the electrolyte will become solidification lead to capacitance degradation). This question involves a lot of things, not very good to determine the length of time.
Q:What brand of socket switch is good? Feeling a long time for a change?
(1) like my own choice switch socket is the quality of the Legrand K5 series is very good, the quality is not a problem, their own fast for three years, K5 classic series of sockets, piano looks very beautiful, and two years The color of the panel is not aging yellow phenomenon, the sound is very crisp sound, the sound is also very small, do not worry about the evening lights to the family, the switch button is not tight, you can try to understand the switchgear Legrand evaluation
Q:Switching power supply positive circuit, please help explain,
This question I help you in the big bit forum post, and wait for the master to provide more detailed solution.
Q:Who knows the stock market general switch time?
Above answer are inadequate, I do some fill red: First of all, the stock trading day is generally in the Monday to Friday, but if there are national holidays in the Monday to Friday, then do not open, such as the National Day, 5.1, Ching Ming, etc., but must be the national statutory holidays The Say the opening day: 9:15 am to 9:25 is the time to collect the auction, in this time will be based on the auction results determine the opening price. 9:25 again stop, know 9:30, the official opening, until 11:30, 1 pm again opened, before the collection did not set the time to 3 pm, closing, this time period for the continuous auction time.
Q:Mechanical relay switch at least once a little time?
It depends on where the production of the! Are adjustable with the general minimum is 0.03-0.06
Q:Electric water heater sometimes power leakage switch trip, sometimes over a period of time trip, what is the reason?
If the electric tube is not a problem, you do not put the boilers on the ground, the metal containers may have leakage of the earth. Then pay attention to the water when you do not touch to avoid electric shock.
Q:Microcomputer time control switch how to adjust the time
Second, the use of methods (using the timer function, please hand switch in the open state) 2.1 Adjust the clock (the factory has a good clock) If you need to re-adjust the press the "clock" key while holding the "school week" button, "school" key, "school" key. 2.2 Set the first time to open: Click the "timer" button. LCD screen appears (Figure 1) state, then press the "school" key and "school" health, enter the first time to open. 2.3 Set the first time to turn off: Click the "Timer" button. LCD screen appears (Figure 2) state, then press the "school" key and "school" health, enter the first turn off time. 2.4 continue to press the "timer" button, the LCD screen appears "2 open, 2 off ... 10 open, 10 off" reference steps 2 and 3, set the time after the opening and closing, if Only once a day and off once, you must press the "Cancel / Resume" button, "2 open, 2 off ... 10 open, 10 off" the storage time to eliminate, so that the LCD display "----" pattern. 2.5 timing is set, should press the "clock" button, so that the LCD screen shows the current Beijing time.
Q:Switch socket a long time how dirty dirty
Moves three: Internal cleaning, key switch or socket, dust may be through a small gap or the socket hole into the switch to the inside, if you want to clean the inside, the premise is to close the gate, and then open the front cover, preferably a small brush inside the sweep The dust, do not use water to clean or use very wet things to wipe, this is not safe, clean with water may be difficult to wipe dry, wait until after power may have security risks. Moves four: Switch socket cleaning in the weekdays may often be used, then if the pro is worried, or do not want to clean, it is best to paste a thin switch stickers, both beautiful and can protect its clean.
Q:Time control switch to the specified time did not let the lights lit up
Time control switch to the specified time did not let the lights lit up mainly for the following reasons: 1, when the control switch is set, did not hit the automatic working state. 2, time control switch time is set incorrectly.
Q:Streetlight time timer switch video
The time is 05:00 Set the method as follows, A time for the 18:00, a set off 05:00, two open two off three open three off until ten open ten off the time to clear the time (because less than). And then set a good week, set the current time control switch, the time switch to automatically switch.

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