Model Number: AD-300L Brand Name: PowerScan Key Specifications/Special Features: Used as power andcharging deviceShort circuit protection for outputsTotal discharge protectionSoft start characteristicSmart battery condition monitoring

Support different interface: USB, RSE232 and SNMP

Battery hot-swappable (external type)

Zero interruption

Wide input range (130-280V AC), 50/60Hz

Power rating: 300W

Input voltage: 170-280V or 85-140V

Input current at 220V AC: maximum 3A

Frequency: 50/60Hz

Output voltage: 12V/24V/48V DC (11V DC-13.5V DC at per nominal 12V DC)

Charge close voltage: 13.5V DC per 12V battery

Maximum charging power (no consumer power): 300W

Maximum allowable constant consumer power: 270W

Environmental temperature range: 0-40°C

Low battery signal: at approx. 11V DC per 12V battery

Dry contact signal: AC-in fail/low battery (contact load 5A, maximum)

Cooling: natural cooling (fan-less), by fan (temperature controlled)

Protection:

• Overload/short-circuit protection
• Over-voltage protection
• Over-temperature protection
• Low battery cut-off
• Fuse for positive polarity-negative polarity wrong connection