Solar Charge Controller

Increased charging precision

BTS-optional remote battery temperature sensor for

Battery temperature sensor

IP21

Protection class

Operating 5000m ,  Non-Operating 16000m

Altitude

0-40(full load)    40-60(de-rating)

Ambient temperature

21.0-25.0 VDC

10.5-12.5 VDC

Low voltage disconnect

24.0-28.0 VDC

12.0-14.0 VDC

Low voltage reconnect

3.       Reconnection: Includes warning flash before disconnect and reconnection.

2.       Low Voltage Disconnect (LVD): Automatic disconnection

1.       Low Voltage Reconnect (LVR): Adjustable

Load control mode

Adjustable

NiCad battery settings

Adjustable

Lead acid battery settings

-26.4 MV/

-13.2 MV/

Temprature compensation

24.6 V

12.3 V

Over discharge reconnection

21.6 V (default)

10.8 V (default)

Over discharge disconnection

27.2 V

13.6 V

Over charge recorery

29.6 V

14.8 V

Over charge disconnection

28.0V (default)

14.0V (default)

Equalization charge

26.8V (default)

13.4V (default)

Floating charge

29.2V (default)

14.6V (default)

Bulk charge

1.25*Inom tempreture controlled

2.0*Inom>5s    1.5*Inom>20s

Overload protection (DC load)

At idle < 10mA

Typical idle consumption

array voltage

55VDC

Max. PV open circuit

15-55VDC

Input voltage range

15A

Load current

40A

Rated charge current

12/24 VDC

Rated voltage

SMS-40A

Model

Technical Parameter

l       Pulse Width Modulation (PWM) topology combined with a multi-stage charge control algorithm leads to superior charging and enhanced battery performance

l       LED indicators display charge status in real time

l       Three stage charge control system (bulk, absorption, and float mode) with temperature compensation

l       Capable of connecting additional DC load for wider applications

l       Capable of selecting different charging mode for various type of batteries

l       Automatic battery temperature compensation for long-term reliability

l       Reversed current protection for preventing equipment damage

l       Built-in MPPT tracker for optimizing the power transformation

l       High converting efficiency higher than 97% for minimizing energy loss

Features

12V/24V Solar Charge Controller

SMS Series

SMS Series 12V/24V Solar Charge Controller
High converting efficiency higher than 97% for minimizing energy loss