The technical indicators that must be achieved in the use of DC screen_chuanyang electric Co., ltd.
The technical indicators that the DC screen must achieve in use
Date of publication: 2019-10-14
Taking a system with a power supply voltage of 220V as an example, the following briefly introduces which technical indicators Xiachuanyang’s DC screens are produced in accordance with.1) AC measurement accuracy: 220V and 380V ± 15% within the range ≤ 1.0 %2) DC measurement accuracy: control bus voltage: within the range of 110V~240V ≤ 0 .5% combined bus voltage: 286V~198V range ≤ 0.5% charging voltage: 286V~198V range is ≤ 0.5% battery voltage: 12.5V±10% range is ≤ 0.5% control mother, charging current: within the range of 10%Ie~100%Ie ≤ 0.5%3) Charging control parameters: output voltage of regulator port (DC): 0 ~ 8.0V controlled (100mA) 4) Temperature detection: 1-channel battery room temperature -40℃~125℃ 109-channel battery temperature inspection -55℃~125℃ 5) Battery online detection: 256 channels 6) Insulation online detection: 8~ 64 channels, customizable 7) Branch switch status detection: 8~64 channels 8) Silicon chain control: 5 levels 9) Fault records: 64 records 10) Relay contacts: 220V / 2A
DC screen news: