Overcharge Discharge Lithium Battery Testing Equipment Fast Speed

Input power

AC 220V ±10% / 50Hz (Or customized according to client's requirements)

Input active power

5280W

Resolution

AD:16bit；DA:16bit

Input impedance

≥1MΩ

Voltage

Constant voltage range control

0.1V～20V (can be customized)

Minimum discharge voltage

0V

Accuracy

± 0.1% of FS

Stability

± 0.1% of FS

Current

Per channel output range

0.1A～30A (can be customized)

Accuracy

± 0.1% of FS

Constant voltage cut-off current

0.04A

Stability

± 0.1% of FS

Power

Single channel maximum output power

400w

Stability

± 0.2% of FS

Time

Current response time

Maximum current rise time 20ms

Step time range

≤(365*24)hour /step ;

Data record

Data recording condition

Minimum time interval:100ms

Minimum voltage interval:40mV

Minimum current interval:40mA

Recording frequency

10Hz

Charge

Charging mode

Constant current charging, constant voltage charging, constant current and constant voltage charging, constant power charging, constant current and constant voltage charging of the battery pack

Cut-off condition

Voltage, current, relative time, capacity, -△V

Discharge

Discharge mode

Constant current discharge, constant power discharge and constant resistance discharge

Cut-off condition

Voltage, current, relative time, capacity, -△V

Pulse mode

Charge

Constant current mode and constant power mode

Discharge

Constant current mode and constant power mode

Minimum pulse width

500ms

Number of pulses

A single pulse step supports 32 different pulses

Continuous charge and discharge switching

A pulse step can achieve continuous switching from charging to discharging

Cut-off condition

Voltage, relative time

DCIR test

Support custom fetch points for DCIR calculation

Cycle

Cycle test range

1～65535 times

Single cycle working step

254

Loop nesting

With nested loop function, maximum support for 3 layer nesting

Protection

Power-down data protection

Offline testing function

The safety protection conditions can be set. The setting parameters include: voltage upper limit, voltage lower limit, current upper limit, current lower limit, capacity upper limit, delay time

Anti-reverse function

IP protection level

IP20

Channel characteristics

Double closed loop structure of constant current source and constant pressure source

Channel control mode

Independent control

Voltage and current detection sampling

Four line connection

Noise

<85dB

Data base

Using MySQL database to centrally manage test data

Communication mode of upper computer

Based on TCP/IP protocol

Server disk configuration

500GB

Data output mode

EXCEL 2003,2010,TXT

Server operating system

Windows 7

Communication interface

Network port

Equipment working environment requirements

Working temperature range

0℃~40℃

Storage temperature range

-10℃~50℃

Relative humidity range of working environment

≤70% RH(No condensation)

Relative humidity range of storage environment

≤80% RH(No condensation)

Fixture size and size

Fixture type

Alligator fixture

Per unit chassis size

(W*D*H)(mm)

18U(19”),600*600*1000

Total number of channels

Test 8 channel

Auxiliary channel

(Optional)

Auxiliary channel type

Temperature and voltage

Temperature range

-25℃～110℃(Thermistor)

Temperature precision

±1℃

Temperature resolution

0.1℃

Voltage range

-5V～5V

Voltage accuracy

± 0.1% of FS

Number of temperature-assisted channels per channel (optional)

Fill in as required (up to 248 temperature auxiliary channels)

Voltage auxiliary channel per channel (optional)

Fill in as needed (up to 248 voltage assist channels)

Protection condition of auxiliary channel

The auxiliary channel protection conditions can be set, and the parameters can be set as follows: upper limit of temperature, lower temperature limit, upper limit of voltage, lower voltage limit and voltage difference of single cell.

Remarks: Incompatibility with protection board battery with soft-start function