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Southwest Photovoltaic (PV) Systems, Inc.
212 East Main, Tomball, Texas 77375 • Ph: 281.351.0031 • Fax: 281.351.8356

Sunsaver’s battery charging design closely copies the ProStar’s advanced charging algorithm. The series PWM algorithm is very stable, yet responds instantly to changing conditions. Maximum charging efficiency is ensured, with minimum stress on the battery. The constant voltage PWM charging is a proven advancement compared to the common on/off PV regulators.

View the SunSaver data sheet
View the SunSaver owners manual

Features include:

  • true 0 to 100% PWM duty cycle
  • series design for constant voltage charging
  • temperature compensation
  • field selectable for sealed or Flooded battery
  • pulse charging of the battery
  • setpoint accuracy to ±12mV

Improved charging

  • longer battery life
  • high charging efficiency
  • less battery gassing
  • precise battery charging under any conditions
  • charging the battery to 100% capacity
  • higher average battery state - of-charge

MODEL COMPARISONS

MODEL
SOLAR (Amps)
LOAD (Amps)
VOLTAGE (V)
LVD
WEIGHT (oz)
SunSaver-6
6.5
10
12
No
8
SunSaver-6L
6.5
6
12
Yes
8
SunSaver-10
10
10
12
No
8
SunSaver-10L
10
10
12
Yes
8
SunSaver-10-24V
10
10
24
No
8
SunSaver-10L-24V
10
10
24
Yes
8
SunSaver-20L
20
20
12
Yes
8
SunSaver-20L-24V
20
20
24
Yes
8

ELECTRICAL / MECHANICAL CHARACTERISTICS

Operating temperature

-40 to +80 deg C
Maximum ambient temperature
+60 deg C
Storage temperature
-55 to +100 deg C
Humidity
100%
Accuracy

Sealed battery PWM

+-35mV

Flooded battery PWM

+-55mV

LVD

+-100mV
Maximum array voltage
30V
Minimum voltage to operate
6V
Ground
negative
Parallel capacity
yes
Self-consumption

Night

3.2 mA

Charging

3.4 mA

LVD

4.5 mA
Dimensions

6 x 2.2 x 1.3 (W x H x D) (in)

152 x 56 x 33 (W x H x D) (mm)

Weight

8 oz / 0.23 kg

   
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