beautypg.com

Kussmaul Electronics 091-120-12E-20 User Manual

Page 4

background image

THREE STAGE CHARGING CURVE

BATTERY

CURRENT

BATTERY
VOLTAGE

FLOAT

STAGE

ABSORPTION STAGE

Voltage Increasing

Current Constant

Voltage Constant

Current Decreasing

Voltage Constant

Full Charge Maintained

STAGE I

CONSTANT CURRENT

(BULK)

STAGE II

CONSTANT VOLTAGE

(ABSORPTION)

STAGE III

CONSTANT VOLTAGE

(FLOAT)

TIME

Figure 1

14.70VDC

13.60VDC

I Limit=20.0A

8.0 Hours

Model: 091-120-12E-20