What's the reason why Kehua UPS power supply keeps dripping?

Cause analysis of Kehua UPS power supply non-stop ringing;

There are many reasons for the non-stop response of UPS power supply, but the basic reason is that the UPS power supply is abnormal. The reasons are as follows.

1. Municipal electricity abnormal alarm;

City Electricity Indicator

The UPS power supply will automatically be converted to the battery power supply after the city power is cut off. At this time, every few seconds, the battery indicator lights up.

Solution: This belongs to the normal situation of UPS power supply. When the city power comes, it automatically turns to the city power supply, and the noise disappears. If the power off time is too long,

Attention should be paid to the battery power, when the power will be exhausted, the UPS power supply needs to be manually turned off to avoid overdischarge of the battery, thereby affecting the battery life.

2. Input phase sequence error, zero-fire line reverse connection;

The three UPS power supply should be connected to the three-phase input of the UPS power supply in the order of yellow, green and red, and the zero-fire line of the single UPS power supply should not be connected in the opposite direction, if the connection is reversed or the phase sequence is wrong.

UPS power supply will ring, at this time will generally be accompanied by electricity input is the indicator flashing.

3. Kehua UPS overload alarm;

If the power of the load exceeds the bearing range of the UPS power supply, the UPS power supply will ring, alarm and turn to the bypass power supply.

Solution: Remove excessive load, you can restore normal, UPS power supply do not run at full load for a long time, it is best to maintain at 80% of the load.

4. Battery failure;

Battery screw loosening, joint loosening, battery aging, failure, UPS power supply will ring.

Solution: Measure the battery voltage, see if the voltage is normal, observe the appearance of the battery, see if there is a drum bag or leakage, there is a drum bag or leakage, the battery will be replaced.

If the voltage is normal and there is no abnormal appearance, check for loosening.

5. Kehua UPS fault alarm;

UPS power supply internal failure, this is the fault light will be on, continuous ringing, at this time, directly dial Kehua UPS power supply after-sales telephone for repairs.