Features:
·Excellent EMC
design
·32 bit MCU
with high speed
·High
efficient Series PWM charging
·Four
battery type options: Sealed, Gel, Flooded,
and USER
·Intelligent lighting and timer
control for solar lighting system
·12 bit A/D
high-precision sampling to ensure accuracy
·Use MOSFET
as electronic switch
·Full control parameters setting and
modification, diversified load control mode
·Humanized
design of browser interface, undertake every
operating conveniently
·Temperature
compensation
·Adopt graphics dot-matrix LCD screen and HMI
(human-machine interface) with 4 buttons,integrated menu displaying and
operation
·Energy statistics function
·RS485 ports with
MODBUS communication protocol
·Optional PC monitoring software and remote meter for real-time monitoring and battery management parameter setting
·Field upgradable firmware
Electronic Protections:
·PV
short
circuit
protection
·PV
reverse polarity
protection
·Battery
overcharge protection
·Battery over
discharge protection
·Load
overload
protection
·Load short
circuit protection
·Battery
reverse polarity protection
·Overheating protection
Model |
VS2048BN |
VS3048BN |
VS4548BN |
VS6048BN |
Nominal system voltage |
12/24/36/48V auto work | |||
Rated battery current |
20A |
30A |
45A |
60A |
Rated load current |
20A |
30A |
45A |
60A |
Max. battery voltage |
64V | |||
Equalize charging voltage |
Sealed: 14.6V, Flooded: 14.8V, User-defined: 9~17V | |||
Boost charging voltage |
Gel: 14.2V, Sealed: 14.4V, Flooded: 14.6V, User-defined: 9~17V | |||
Float charging voltage |
Gel /Sealed /Flooded: 13.8V, User-defined: 9~17V | |||
Low voltage reconnect voltage |
Gel /Sealed /Flooded: 12.6V, User-defined: 9~17V | |||
Low voltage disconnect voltage |
Gel /Sealed /Flooded: 11.1V, User-defined: 9~17V | |||
Self-consumption |
≤15mA(12V); ≤10mA(24V); ≤9mA(36V); ≤8mA(48V) | |||
Grounding |
Common negative | |||
Temp. compensation |
-3mV/℃/2V | |||
Relative humidity |
10%~90% Non-condensation | |||
Communication |
RS485 / RJ45 interface | |||
LCD temperature |
-20℃ ~ +70℃ | |||
Working temperature |
-25℃ ~ +55℃ | |||
Humidity |
≤95% N.C. | |||
Enclosure |
IP30 | |||
Overall dimension |
200x103x58mm |
201x109x59mm |
205x119x67mm |
205x174x64mm |
Terminals |
16mm2 |
35mm2 |
35mm2 |
35mm2 |
Net weight |
0.7kg |
0.9kg |
1.2kg |
1.5kg |