LAD-240A منبع تغذیه بدون وقفه

MEAN WELL LAD-240A:

LAD-240 series is a 240W economical AC/DC low profile security power supply with UPS function. Adopting the input range from 90Vac to 264Vac (115Vac/230Vac selectable by switch) and supports output 13.8V, 27.6V, 41.5V and 55.2Vdc. With high efficiency up to 88% and built-in AC, battery switch for easy maintenance. In addition, LAD-240 series also provide TTL signals for AC OK, battery disconnect, battery reverse polarity (No damage), battery low detection, battery full and discharge, to allow easy integration into security and fire systems directly.

Features:

• Built-in battery charger and UPS function
• TTL signals for status detection: AC OK, Battery disconnect, Battery reverse polarity, Battery low, Battery full and Discharge
• Built-in AC and battery circuit ON/OFF switches enhance safeness during maintenance
• Forced UPS mode for battery maintenance
• Protections: Short circuit / Overload / Over voltage / Over temperature / Battery low voltage /Battery reverse polarity (No damage)
• -20 ~ +60℃ wide operating temperature
• Output voltage adjustable (-20%~+5%) for CH1 by VR
• Suitable for lead acid and lithium-ion batteries
• Design refer to GB17945 system requirement
• 1U low profile (30 mm)
• 3 years warranty

Applications:

• Fire emergency and evacuation system
• Public safety battery back-up
• Security system
• Uninterruptible DC-UPS system
• Central monitoring system
• Industrial automation