Solar Controller-SCM48100 User Manual
Chapter 1 Overview
1.1 Product Characteristics
Provide 2 channels of solar sub-array interface, 1 channel of backup -48Vdc power input
interface and 2 channels of battery input interface;
Complete battery management, oil engine management and power system monitoring
functions, e.g. power-off of primary load and secondary load, power-off of battery,
conversion of equalized charging and float charging of battery, battery charge
current-limiting, battery temperature compensation, etc.;
Configure monitoring unit, realize functions of detection of analog quantity of the
system as well as status reporting and control, and have RS485/RS232 communication
interfaces;
The monitoring module stores abundant historical alarm records and is able to gather
statistics on daily generating capacity, monthly generating capacity and annual
generating capacity;
Detection of ambient temperature and humidity, battery temperature and environmental
variables; access control, water immersion, fan failure alarm, etc. and detection of input
dry contacts. Dry contacts are output in 6 channels to report alarm information;
Heat dissipating method of cabinet: The opening and closing of fan is intelligently
controlled;
Lightning protection: Each channel of PV component input is fitted with lightning
protection with protection level of 20KA(8/20us);
Wiring method: Incoming and outgoing lines on front panel and full front maintenance
1.2 Technical Indexes of Product
TABLE 1-1 MAIN TECHNICAL INDEXES OF SCM48100 MODEL
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