Техническая Спецификация для Conrad Energy C battery (rechargeable) NiMH BABY 4000 MAH 4000 mAh 1.2 V 2 pc(s) 251056
Модели
251056
1
.
CHARACTERISTICS
Unless special stated, tests should be carried out within one month of delivery.
Ambient conditions:
Ambient Temperature: 20±5℃
Relative Humidity: 65±20%RH
Notes: 1)Standard charge/discharge condition
Charge: 400 mA(0.1C)×16hrs
Discharge: 800 mA(0.2C) to 1.0V
2）Except special explaining, the battery shall not leakage and PVC shall not breakage during the test.
Test Items
Test Conditions
Requirements
Remark
Capacity
Standard Charge and Discharge
Discharge Capacity:
≥4000 mAh
up to three cycles
are allowed
Internal
Impedance(Ri)
At 1kHz internal impedance between the
battery terminals shall be measured
within 1 hour after standard charge
≤30 mΩ
Open-circuit
Voltage (OCV)
Voltage between the battery terminals
shall be measured within 1 hour after
standard charge
≥1.25 V/cell
High-rate
discharge
After standard charge, rest for 1 hour
before discharge to 1.0V at 2000 mA
current.
≥108minutes
up to three cycles
are allowed
IEC cycle life
IEC61951-2/2003/7.4.1.1 See Remark 1
≥500 cycles
Standard charged , stored for 180 days
below 20℃,then standard discharge to
1.0V
Discharge Capacity:
≥85% original capacity ★
≥85% original capacity ★
Self- discharge
Standard charged , stored for 360 days
below 20℃,then standard discharge to
1.0V
Discharge Capacity:
≥80% original capacity ★
≥80% original capacity ★
Over-charge
Charge at 400 mA (0.1 C) for 1 year.
No leakage, nor disrupt, nor
burst.
Over- discharge
After standard discharge , be conducted
with constant load resistor 2Ω for 3
days
Then standard charge and discharge
Discharge Capacity:
≥80%original capacity
Vibration
resistance
Standard charge. Then leave for 24
hours, check cell before/after vibration.
Ampliture:1.5mm
Vibration:3000CPM
Change of voltage:
ΔV＜0.02V/ cell
Change of internal
impedance
ΔR＜5mΩ/ cell
Any direction for 60
minutes