Data Sheet

VARTA Consumer Batteries GmbH & Co. KGaA Subject to change without prior notice
Alfred-Krupp-Str. 9, 73479 Ellwangen/Germany Date of issue: 2015-05-18
Phone: [phone], Fax: [phone]
Data Sheet Sealed rechargeable Ni-MH Cylindrical Cell / Ready 2 Use 56720
Designation IEC:
HR 20
Size:..............................................................................................
D
Nominal Voltage:..........................................................................
1.2 V
Rated Capacity:............................................................................
3000 mAh
Internal Resistance DC, fully charged:.........................................
40 mOhm
Impedance AC at 1kHz, fully charged:.........................................
30 mOhm
Typical Capacity at:
0.2 C / 1.00 V:...............................................................................
3000 mAh
1.0 C / 0.97 V:...............................................................................
2850 mAh
Max Discharge Current (continuous / 0.8 V):...............................
6.0 A
Dimensions (including shrink sleeve/label):
Diameter a:......................................................................
34.2
–1.9
mm
Height b:......................................................................
61.5
–2.0
mm
Shoulder Height c:......................................................................
60.0
–2.0
mm
Cap Diameter d:......................................................................
9.5
-1.7
mm
Volume:........................................................................................
55 cm
3
Weight approx:.............................................................................
73 g
Energy Density:............................................................................
65 Wh/l
Specific Energy:...........................................................................
46 Wh/kg
Charge Conditions at:
Standard Charge:.........................................................................
300 mA, 16 h
Fast Charge:.................................................................................
3000 mA (-dV)
Trickle Charge (0.03 - 0.05 C):.....................................................
90 - 150 mA
Temperatures (recommended / permissible) at:
Storage:........................................................................................
-20º C ... 25º C / -20º C ... 40º C
Charge:.........................................................................................
15º C ... 30º C / 0º C ... 45º C
Fast Charge:.................................................................................
15º C ... 30º C / 0º C ... 40º C
Discharge:....................................................................................
0º C ... 40º C / 0º C ... 50º C
No publication or circulation of data to third parties without consent of VARTA Consumer Batteries
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c
b
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