MEAN WELL NPB-240-12 Series Compact Size and Wide Output Range Charger Owner’s Manual

: October 30, 2023
: MEAN WELL

Table of Contents

MEAN WELL NPB-240-12 Series Compact Size and Wide Output Range Charger
Usage Instructions
Features
Applications
Model Encodina
SPECIFICATION
Mechanical Specification
Accessory List
Installation Diagram

MEAN WELL NPB-240-12 Series Compact Size and Wide Output Range Charger

Output connector: TB type
Output connector: AD1/XLR type

The NPB-240 series is a compact size and wide output range charger with UL62368-1 BS EN/EN62368-1, IEC62368-1 TPTC004 AS/NZS60335-1/2-29, BS EN/EN60335-1/2-29, and IEC60335-1/2-29 certifications. It has a BOOST CHARGE VOLTAGE(Vboost)(default) of 14.4V, 28.8V, and 57.6V, and FLOAT CHARGE VOLTAGE(Vfloat)(default) of 13.8V, 27.6V, and 55.2V. The voltage adjustable range is 10.5 ~ 15.2V, 21 ~ 30.4V, and 42 ~ 60.8V, respectively, for each model of the NPB-240 series.

The charger has an output connector of TB type for NPB-240-12 model and AD1/XLR type for the other models. The output current is adjustable in the range of 50% ~ 100%. The charger has a maximum power of Note.3 205.2W and is recommended for battery capacity of 55 ~ 180AH (Ampere Hours). The leakage current from the battery is 0.98/115VAC, PF >0.95/230VAC at full load. The input efficiency varies between 88.5% to 93% for different models.

Usage Instructions

To use the NPB-240 series charger, follow the below instructions:

Ensure that the charger specifications match with the battery specifications. If not, consult the battery vendor and MEAN WELL for details.
Connect the charger to the battery using the appropriate output connector (TB type for NPB-240-12 model and AD1/XLR type for other models).
Select the charging curve using DIP S.W. The series provides a 2 or 3 stage charging curve, with the default being a 3-stage charging curve.
The charger has an adjustable output current range of 50% ~ 100%. Adjust it as per the requirement.
The charger has a maximum power of Note.3 205.2W and is recommended for battery capacity of 55 ~ 180AH (Ampere Hours).

Features

90~264Vac universal AC input, built-in PFC
Charger for compatible with lead-acid and li-ion batteries
Fanless design
Wide adjustable output range by VR:
Charging voltage adjustable(10.5~15.2V. 21~30.4V. 42~60.8V
Charging current adjustable (50~100% rated current)
2 or 3 stage selectable by DIP S.W
No load power consumption< 0.15W(AC S.W off)
-30°C~+70°C wide operating temperature
Protections: Short circuit / Over voltage /Over temperature /
- Battery reverse polarity protection
Comply with UL/EN62368-1 and EN60335-1/2-29 dual certification
Front panel LED indicator for charging status
3 years warranty

Applications

Radio system backup solution
Electric scooter charger
Camping car • Buses • Heavy duty truck •
ecialty vehicles
Surveillance system
Portable power tools

GTIN CODE

MW Search: https://www.meanwell.com/serviceGTIN.asox

Description
NPB-240 series is a 240W charger for compatible with lead-acid (Flooded, Gel, AGM) and li-ion(Lithium iron, lithium manganese) batteries. This product is a class I power unit (with FG), equipped with a standard IEC320-C14 AC inlet and two or three-stage charging control. The entire series supplies different models with output voltages ranging between 10.5VDC and 60.8VDC that can satisfy the demands for various types of batteries devices.

Model Encodina

MEAN-WELL-NPB-240-12-Series-Compact-Size-and-Wide-Output-Range-Charger-
FIG-1

SPECIFICATION

Block Diagram

Derating Curve

Static Characteristics

Function Manual

Charging Curve

2 or 3 stage selectable by DIP S.W
- This series provides 2 or 3 stage charging curve. (Default 3 stage)

Charging Curve by DIP S.W

2 stage charging curvem
3 stage charging curve

2 stage charging cure is suitable for Li-ion batteries(lithium iron and lithium manganese), 3 stage charging cure is suitable for lead-acid batteries (flooded Gel and AGM).

Charging voltage adjustable by VR

Charging current adjustable by VR

Front panel LED indicators & Corresponding signal at function pins