Energizer HR20 - Manual

D
Classification: ACCU Rechargeable
Chemical System: Nickel-Metal Hydride (NiMH)
Designation: IEC-HR20
Nominal Voltage: 1.2 Volts
Rated Capacity: 2500 mAh (to 1.0 volts)
Based on 500 mA (0.2C) discharge rate
Typical Weight: 73.0 grams
Typical Volume: 56.5 cubic centimeters
Jacket: Plastic Label
0ºC to 40ºC
0ºC to 50ºC
Storage: -20ºC to 30ºC
Humidity: 65±20%
Operating at extreme temperatures,
will significantly impact battery cycle life.
Value tolerances are ±20%.
general guidelines regarding environmental conditions.
Charge:
Operating and Storage Temperatures:
©Energizer Holdings, Inc. - Contents herein do not constitute a warranty.
This datasheet contains information specific to battery chargers manufactured at the time of its publication.
11 milliohms 21 milliohms
Above values based on AC current set at 1.0 ampere.
Important Notice
Discharge:
To maintain maximum performance, observe the following
(Charged Cell)
9
The impedance of the charged cell varies
with frequency, as follows:
Frequency (Hz) Impedance (milliohms)
1000
Typical Discharge Characteristics
with state of charge, as follows:
Cell 1/2 Discharged Cell Charged
AC Impedance (No Load):
(tolerance of ±20% applies to above values)
Rechargeable D-2500 (HR20)
Industry Standard Dimensions
Internal Resistance:
The internal resistance of the cell varies
Specifications
(millimeters)
PRODUCT DATASHEET
0.9
1.0
1.1
1.2
1.3
1.4
0 3 6 9 12
Ce
ll V
olta
ge
Hours of Discharge
Typical Performance at 21ºC
250 mA
(0.1C)
500 mA
(0.2C)
0.9
1.0
1.1
1.2
1.3
1.4
0.0 0.5 1.0 1.5 2.0 2.5
Ce
ll V
olta
ge
Hours of Discharge
Typical Performance at 21ºC
1.25 A
(0.5C)
5.0 A
(2.0C)
2.5 A
(1.0C)
European Region
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www.energizer.eu
1.50
Minimum
9.50
Maximum
34.20
32.30
(+)
(-)
61.50
59.50
18.0
Minimum
Form No. EBC - 8828EU Page 1 of 1