This Charger with a maximum capacity of 5A, was designed as a backup adaptor for solar powered telecom equipment. In the absence of sunlight, this charger provides 2A current for critical load and 2A for charging the battery. It has automatic float and boost charge facility.
This wide input range (90V-300V AC) adaptor had inbuilt active power factor control to give input power factor of better than 0.95.
Technical Specification
Nominal input voltage
230V AC 50Hz Single phase
Input voltage range
90V-300V
Nominal output voltage
12V DC
Line & load regulation
±5% or better
Rated max output current
5A ( 2A for charge and 2A for load)
Output current limit
16.2V±1%
Output current limit
4.0A-4.4A
Charger voltage
13.8V± 0.2V
Input power factor
±≥0.85 @ Nominal input voltage and 4A load current
Type of cooling
Natural convection
Operating Temperature
Temperature :-10°C - 55°C up to 95% humidity
Type of mounting
Wall mounting / table top
LED Indications
a) Mains ON – Green
b) Output Fail - Red
Input / Output connector
PCB mounted terminal block
Interface
Facility to extend the following indications outside the unit.
a) Mains ON
b)Output Fail
Protections
Battery reverse(Diode with fuse)
Output short circuit
Input fuse
Input common mode line filter
Two stage surge and lightning protection at the input (GD tubes and MOVs
Input/output connectors
Pheonix connectors for Input & output
Protection against discharge of Battery into AC Adaptor