ЩАО-U_ВЫХ-I_ВЫХ-УХЛ4 EMERGENCY LIGHTING BOARD WITH FIRE ALARM INPUT
Emergency lighting boards are equipped with an LCD display and LED indication on the door, RS485 ModBus RTU interface, discrete status outputs.
Description
Features
- Natural cooling of the power unit and transformer;
- High overload capacity and fault tolerance;
- Galvanic isolation of DC circuits;
- Possibility of working with sealed and classic batteries;
- Two-stage (I/U) battery charging, buffer recharging mode with temperature compensation;
- LCD display and push-button panel for entering the parameters of the ЩАО on the cabinet door;
- Remote monitoring of the status via the digital interface RS485, Ethernet;
Terms of use
- Ambient temperature from -10 to +40°С, UHL3 versions with heating are possible;
- Relative air humidity up to 80% at +25°С;
- Storage temperature from minus 50 to plus 40°С;
- Operating position in space – vertical;
Main technical characteristics
| Name | Value |
| Phase number | 3 |
| Nominal line voltage, V | 220/380 |
| Input voltage variation range, % | -15/+15 |
| Nominal AC frequency, Hz | 50 |
| Power factor at nominal output parameters, not less than | 0,9 |
| Nominal DC voltage, V | 24, 48, 60, 110, 220, 260 |
| Nominal DC output current, A | 10, 40, 80, 160, 180, 200 |
| DC voltage regulation range | (0,1…1,2) UnOhm |
| Voltage stabilization accuracy, not more than, % | 0,5 |
| Output current stabilization accuracy, not more than, % | 1 |
| Operating mode | Long lasting |
| Protection level | IP21, IP31 |
| Service life, years | 20 |