1. Battery lay position should leave heat source and the place where produces sparks, and a safe distance should be greater than 0.5 m; 2. Battery lay position should avoid direct sunlight, not in closed containers, and cannot park radioactive, infrared View>>

1. first confirm on the type of UPS 2. identify the UPS power (VA) Value 3. Identify standby time for the load equipment 4. additional function selection 5. choose a good brand UPS supplier View>>

High frequency machine is to use high-frequency switching technology to replace high-frequency switching components of the rectifier and inverter frequency transformer UPS, commonly known as high frequency machine. View>>

According to backup time, UPS can be divided into standard machines and long-lasting machine. Standard Machine with built-in battery back-up power supply is shorter, typically 5-15 minutes. View>>

What is On Line Interactive Uninterruptible Power Supply Shall be ON LINE INTERACTIVE UPS, its principle and Off-Line UPS not far off, View>>

The operation mode of Off-line UPS: When the electricity supply is normal, it will directly supply to the load to use. View>>

The operation mode of On-line UPS: When the electricity supply is normal, the electricity absorbed by the filter circuit and the surge, and divided into two loops to take action at the same time, one goes through the charging circuit for battery charging, View>>

According to different standards there are different classify methods, such as dividing UPS according to the nature of work: off-line (OFF LINE), on-line (ON LINE), Line-Interactive (LINE INTERACTIVE). View>>

Modular UPS technology is considered the trend of development. When compared to the traditional sense of the UPS, modular UPS has three main advantages. View>>

1. redundant high reliability: to prevent significant adverse incidents; 2. capacity, configuration flexibility: expansion upgrades to zero risk; View>>