LED Emergency Ballast 3-Hour Backup Driver Compatible with Downlights Triproof Light High Bays
Factory Price LED Emergency Ballast 3-Hour Backup Driver Compatible with Downlights Triproof Light High Bays Tube Lights Flood Lights

2.Constant power emergency output
3.Suits for LED fitting with external LED driver
4.External battery,Li-FeP04
5.With multi-protection function ;
battery overcharge protection;
battery over-discharge protection;
output overload protection;short-circuit protection.
6.Accessary test switch and LED indicator
In the state of the power off,to connect with the batterystatic current at the battery terminal is 0uA
| Input voltage | 220-240Vac, 50/60Hz |
| Input current | 0.003A Max. @230Vac |
| Input wattage | <5.0W |
| Power factor | ≥0.5 @230 Vac |
| Battery charging | 350mA Max. |
| Battery charging time | ≤24Max |
| Emergency output Voltage | DC25-185VMax.200VDC |
| Emergency power | 3W |
| Emergency time | 3H |
| Electric Strength | 3000Vac, 5mA (input to output) |
| IP Rating | IP 20 |
| Maximum shell temperature | 75ºC |
| Warranty | 3 Years |
| Relevant standard | IEC 61347-2-7 / IEC 61347-1 / EN55015 |
| Emergency power | Emergency Time | Battery |
| 3W | 3H |
LiFeP04 4.0Ah 3.2V
|
| 5W | 1.5H |
LiFeP04 1.5Ah 6.4V
|
| 5W | 3H |
LiFeP04 3.4Ah 6.4V
|
Wiring Diagram:



This product is a MF LED Emergency Driver MF - 188B with self - detection, constant - power emergency output, built - in battery and multi - protection functions. It suits for LED fitting with external LED driver. The relevant application scenarios are as follows:
Emergency Lighting for LED Fixtures: When the power is off, it can provide emergency power for LED lights. For example, in case of a power outage in buildings such as offices, homes, shops, and public facilities like schools and hospitals, the LED lights equipped with this emergency driver can still work, ensuring basic lighting needs are met.

Application Scenarios:
1.In educational institutions like schools, it ensures students and staff can safely evacuate during a power outage, especially in classrooms, corridors, and stairwells.
2.For hospitals, where continuous lighting is crucial for patient safety and medical operations, this emergency driver powers emergency lights in patient rooms, operating theaters, and emergency exits.


3.In transportation hubs such as subways, train stations, and airports, it lights up exit signs and provides general emergency lighting, helping passengers find their way out quickly during emergencies.
4.Shopping malls and supermarkets benefit from it as well. During power failures, it illuminates aisles, exits, and emergency exits, ensuring the safety of shoppers and employees.

6.In all public places, this emergency driver is essential for powering emergency lights, exit sign lights, and emergency exit lights. These lights include exit sign emergency lights, emergency LED lights, LED emergency lamps, as well as rechargeable emergency lights, battery backup lights, and emergency lamps.





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