EVS Powers
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EVS11020 embedded DC power system can convert from AC input to stabilized 110V DC output. Rectifiers provide 60A output with 42U in height. The DC power system provides excellent performance such as intelligent battery management, remote management, etc.
| Item | Index | Test condition | ||
|---|---|---|---|---|
| Minimum value | Typical value | Maximum value | ||
| Input voltage range (VAC) | 300 | 380 | 485 | Output 240VDC, full load |
| Output adjustable range (VDC) | 176 | 230 | 300 | Input 380VAC, full load |
| Stabilized voltage precision | - | 0.01% | 0.5% | Output 198~286VDC, 20~100% load, input 300~485VAC |
| Stabilized current precision | - | 0.08% | 0.5% | Output 198~286VDC, 20~100% load, input 300~485VAC |
| Dynamic response | 100uS | 150uS | 200uS | Rated output 20~75% load jumps |
| Charging efficiency | 90% | 92% | 93% | Output 240V, 5A, 10A, 20A |
| Maximum audible noise (dB) | - | 45 | 50 | Full load, environmental noise 40dB |
| Storage temperature (℃) | -40 | 25 | 60 | - |
| Working environment temperature (℃) | -10 | 25 | 45 | Output 240V, 5A, 10A, 20A |
| Broadband noise (mV) | 18 | 25 | 40 | Rated input and output, resistive load |
| Peak-to-peak noise (mV) | 100 | 300 | 400 | Rated input and output, resistive load |
| Un-equalizing current degree of parallel machine | ±0.5% | ±2% | ±5% | Rated input and output, monitor equilibrium flow |
| Start-up delay (s) | 3 | 5 | 8 | - |
| Ripple factor | 0.01%~0.1% | 0~20MHz bandwidth | ||
| Dielectric strength | 2000VAC 50Hz | Time is 1 minute, leak current is 10mA | ||
| Load grade | Grade I (100%) rated output current works continuously | In the range of float charging voltage | ||
| Automatic current limiting characteristic | The output current exceeds 110% of rated current | For the constant power protection, the output current shall not increase, and DC voltage shall drop | ||
| Input overvoltage/low-voltage protection | The module is with overvoltage/low-voltage input protection function. When the input voltage is less than 313±10Vac or greater than 485±10Vac, the module shall protect, no DC output, and the protection indicator light (yellow) shall be on. | After restoring the voltage to 335±10Vac~460±15Vac, the module shall work automatically. | ||
| Input phase loss protection | When the input is lack of phase, the module shall limit the power output. When the output voltage is 260V, 5A current is output. | After fault clearance, it shall work automatically and normally | ||
| Output overvoltage protection | The output shall stop automatically if the output voltage is more than 293±6VDC, in case of damaging the equipment | The module cannot recover automatically, switch on the module again after switching off it. | ||
| Output low-voltage alarm | When the output voltage is less than 198±1Vdc, the module shall alarm, there is DC output, and the protection indicator light (yellow) shall be on. | After the voltage is recovered, the module output low-voltage alarm shall disappear. | ||
| Output short circuit retraction function | When the module output is short out, the output current should not be greater than 40% of rated current. | After fault clearance, it shall work automatically and normally | ||
| Over-temperature protection | If the temperature inside the module is higher than the set value, the module over-temperature protection function shall start, the protection indicator light (yellow) of the module panel shall be on, and the module has no voltage output. | After the abnormal condition is removed and the temperature inside the module is normal, the module shall work automatically and normally | ||
