Instruction Manual

Function Manual
◎ 3 stage charging curve
2.Charging Curve (Charging Mode)
◎ Suitable for lead-acid batteries (flooded, Gel and AGM)
State
Vboost
Vfloat
14.4V
13.8V
28.8V
27.6V
57.6V
55.2V
Constant
Current
NPP-450-12 NPP-450-24 NPP-450-48
25A 13.5A 6.8A
Charge Current
Constant Current
stage 1 stage 2 stage 3
Constant Voltage Float
Start
Charge Voltage
100% CC
10% CC
boost
float
V
V
Red Green
Color of LED
Loading Indicator
File Name:NPP-450-SPEC 2021-10-22
72V
69V
NPP-450-72
5.5A
450W High Reliable Ultra Wide Output Range Battery Charger & Power Supply 2-in-1
NPP-450 series
1. Battery Charger or Power Supply Operation modes selectable via pin3 and pin4 jumper
Between pin3 and pin4
Operation modes
Battery charger mode (Default)
Power supply mode
Jumper connected
Jumper removed
Jumper(Pin 3 & 4)
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