FAQs & Helps

• Which types of load require "surge rating" inverter/UPS?

  Resistive load (like incandescent lamp, toaster, iron etc) does not require extra power to start comparing steady running. Its starting power(surge rating) is the same.........

• What are "continuous power" & "surge rating" of inverter/UPS?

  There are two levels of power rating: continuous power & surge rating. Continuous power is the power rating when inverter/UPS working steady and surge power indicates.........

• Is it possible to run air conditioner by inverter/UPS?

  Yes, but you should choose inverter/UPS as big as enough, usually the rated power of inverter/UPS is 3-5 times as air conditioner¡¯s..........

• How far should I install my inverter/UPS away from battery?

  Ideally an inverter/UPS should be installed within 10 feet away from battery bank. If you extend this distance, you should use thicker cable..........

• What effect will be a computer system with different transfer time?

  Offline UPS & line interactive UPS take 4ms to 10 ms when transfer DC to AC, but online UPS takes zero, a computer system can only suffer about 10ms blackout during working.........

• How many types of inverter output?

  There are square wave, modified sine wave & pure/true sine wave. Square wave & modified sine wave output inverter might shorten life span of your load; pure sine wave output is just like.........

• What kind of load should I use with UPS/inverter?

  There are three major types of load, resistive load, capacitive load & inductive load, actually there is seldom single capacitive or inductive load, and most of them are combines. General.........

• What could I use for RJ11 connector on rear panel of UPS/inverter?

  RJ11 connector is used to protect phone line. Hence, you may connect your phone, fax machine, modem or ADSL with it for better protection..........

• How long can I run inverter/UPS on my batteries?

  function calculate_time() { var volts = document.getElementById("volts"); var amph = document.getElementById("amph"); var watts =.........

• How do I connect more batteries?

  It may be advisable to operate inverter/UPS from a 12V battery bank of the same type in parallel configuration. Two sets such batteries will generate twice the AH of a si.........