NPB-450 series

450W High Reliable Ultra Wide Output Range Intelligent Battery Charger

NPB-450 is a miniaturized, versatile, and ultra-wide voltage intelligent charger. It utilizes a fully digital control design with automatic battery voltage detection technology, with five key features including intelligent, versatile, user friendly, safe, and compact. The series have four models with output voltage ranges of 10.5~21V, 21~42V, 42~80V, and 54~100V respectively.

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Description

NPB-450 series

450W High Reliable Ultra Wide Output Range Intelligent Battery Charger

NPB-450 is a miniaturized, versatile, and ultra-wide voltage intelligent charger. It utilizes a fully digital control design with automatic battery voltage detection technology, with five key features including intelligent, versatile, user friendly, safe, and compact. The series have four models with output voltage ranges of 10.5~21V, 21~42V, 42~80V, and 54~100V respectively. The charging voltage range of each model is wide enough to cover a variety of different battery voltages and battery chemistries, and there is a built-in intelligent voltage detection charging mode (Note this mode is set to OFF by factory default and is suitable for lithium batteries with BMS only).

The NPB-450 can pair with MEAN WELL’s SBP-001 programmer for digital configuration or can be accessed through mobile APP with the built-in NFC interface(NFC models) , such as select 2/3 stage charging, adjust charging voltage/current, and set charging cycle time to protect battery lifetime. Through the user-friendly DIP S.W. on front panel, user may also directly adjust the 2/3 stage charging, current (50~100%), and select between the 4 types of preset charging curves. In addition, a CANBus communication protocol is built in to meet professional applications, which allows remote controlling and monitoring for the status of the charger.

Features (NPB-450) :

  • Auto ranging with ultra-wide charging voltage (10.5~21V, 21~42V, 42~80V, 54~100V; Please refer to page 9 for setting)
  • Built-in CANBus protocol for control, setting and monitoring
  • Set up charging parameters easily via NFC interface(NPB-450-xxNFC)
  • Programmable charging curve via SBP-001
  • Manual setting for 2/3 stage and 4 built-in charging curves via DIP S.W
  • Multiple protections: Short circuit / Over voltage / Over temperature/ Battery under voltage /Battery reverse polarity (No damage)
  • Charger OK and Battery Full signal
  • Temperature compensation function to prolong battery life (Lead-acid only)
  • -30℃~+70℃ wide operating temperature
  • Thermal controlled DC fan for noise reduction
  • Remote ON/OFF control
  • Smart programmer available (Order NO.:  SBP-001 , sold separately)
  • Carry handle accessory available(Order NO.: Carry handle, sold separately)
  • Comply with 62368-1 + 60335-1/-2-29 dual certification
  • Suitable for lead-acid (Pb) and li-ion batteries

Applications :

  • AGV
  • E-Bike, E-Scooter, Camping car, Bus, Specialty vehicles
  • Robotic lawn mower
  • Washing robot
  • Recreation craft, Personal yacht or workboat
  • Surveillance system
  • Telecommunication base station
  • Radio system backup solution
  • Equipment or instruments with back-up battery

Additional information

Weight 10 kg
Dimensions 20.5 × 13.5 × 5.5 cm
NPB-450 Types :

NPB-450-12, NPB-450-24, NPB-450-48, NPB-450-72

Specifications

MODEL NPB-450-12 NPB-450-24 NPB-450-48 NPB-450-72
Output BOOST CHARGE VOLTAGE(Vboost)(default) 14.4V 28.8V 57.6V 72V
FLOAT CHARGE VOLTAGE(Vfloat)(default) 13.8V 27.6V 55.2V 69V
CHARGE VOLTAGE RANGE 10.5 ~ 21V 21 ~ 42V 42 ~ 80V 54 ~ 100V
OUTPUT CURRENT(Typ.) 25A 13.5A 6.8A 5.5A
MAX. POWER 420W 453.6W 456.96W 462W
RECOMMENDED BATTERY CAPACITY (AMP HOURS) 90 ~ 300AH 45 ~ 155AH 24 ~ 80AH 19 ~ 64AH
LEAKAGE CURRENT FROM BATTERY (Typ.) <1mA
Input VOLTAGE RANGE 90 ~ 264VAC 127 ~ 370VDC
FREQUENCY RANGE 47 ~ 63Hz
EFFICIENCY (Typ.) XLR 92% 93% 93% 93%
AC CURRENT (Typ.) 4.5A/115VAC 2.2A/230VAC
INRUSH CURRENT(Typ.) COLD START 50A at 230VAC
LEAKAGE CURRENT <0.75mA/240VAC

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