Gp batteries GP450DHT DATASHEET
)
Type : High Temperature Rechargeable Nickel Metal
Hydride Cylindrical Cell
Nominal Dimension
(with Sleeve)
: Φ = 33.0mm
H = 60.5mm
Applications : Long term standby use. Recommended
discharge current: 450mA to 2250mA
Nominal Voltage : 1.2V
Capacity : Nominal: 4500mAh
Minimum: 4500mAh
Typical: 4725mAh
When discharged at 900mA to 1.0V at 20℃
Charging Condition : Standard mode:
450mA for 16 hrs at 20℃
Standby intermittent mode:
450mA for 16 hrs at 20℃ then maintenance
with 450mA for 1min/10mins.
Service Life : >350 cycles (IEC 61951-2)
Continuous
Overcharge
: Comply with IEC 61951-2
Permanent Charge Endurance Test
Weight : 112.0g
Internal Resistance : Average 13 mΩ upon fully charged
(Range 8-18 mΩ) at 1000Hz
Max. Charging Voltage : 1.5V at 450mA charging
Ambient Temperature
Range
: Charge:
Discharging:
Storage:
Storage (1 week):
0 to 50
℃
-20 to 70
-20 to 35
℃
℃
-20 to 60℃
Charge / Discharge efficiency Vs. temp.
Model No.: GP450DHT
+0
+ 0
34.2
33.0 – 1.0
Low Rate Discharge
1.5
1.4
1.3
1.2
Voltage (V)
1.1
0.9
High Rate Discharge
- 2
+ 0
+0
60.5 –2.0
- 2
61.5
unit: mm
Charge:450mA X 16hrs at 20deg.C
900mA 450mA
1
0123456789101112
Discharge Time (hrs)
Φ12.0(REF.)
7.8-9.5(REF)
120
100
80
60
40
20
Available capacity (%
0
0 102030405060
Charge:0.05C for 48hrs
Discharge:0.2C until 1.0V
Charge and discharge temp. (℃)
The information (subject to change without prior notice) contained i n this document i s for
reference only and should not be used as a basis for product guarantee or warranty. For
applications other than those described here, please consult your nearest GP Sales and
Marketing Office or Distributors.
www.gpbatteries.com.hk
Manufacturer reserves the right to alter or amend the design, model and specification without prior notice.
Copyright@GPI International Ltd. – All rights reserved
1.5
1.4
1.3
1.2
1.1
Voltage (V)
0.9
Charge:450mA X 16hrs at 20deg.C
1
0.0 0.4 0.8 1.2 1.6 2.0 2.4
Discharge Time (hrs)
2250mA
ZRS5075 rev00
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