- Place of Origin:CN;ZHE
- Size:AAA
- Model Number:R03
- Brand Name:Daywant/ OEM
- Nominal Voltage:1.5V
- Battery Type:Zn/MnO2
- Nominal Capacity:≥25min; ≥30min; ≥35min; ≥38min
| Product name | UM-4/R03/AAA dry battery |
| Chemical System | Carbon-zinc (Zn-MnO2) battery |
| Standard | IEC standard |
| Nominal voltage | 1.5V |
| Size | AAA |
| Jacket | PVC jacket |
| 3.9 Ohms 24h/d 0.9V 90min | |
| Shelf life | 3 years |
Dimensions of R03P / AAA /UM-4 carbon-zinc battery
Measure | Max | Min |
A | 44.5 | 43.3 |
B | 10.5 | 9.5 |
C | - | 4.3 |
D | 3.8 | - |
E | 0.4 | - |
F | - | 0.8
|
1.Electrical Requirement
O.C.V Min 1.350 V Max 1.725 V
C.C.V >1.450V
After 0.2 sec +/- 0.01 sec by R=5.0Ω
2.Service Life :
Discharge test result as follow (condition: +20°C+/-2°C and 60+/-15% RH).
Test condition | Duration |
24Ω,15s/m,8h/d,0.9V | 6h |
5.1Ω,4min/h,8h/d,0.9V | 75min |
3.6Ω,15s/m,24h/d,0.9V | 160cycles |
3.9Ω,24h/d,0.9V | 32min |
10Ω,1h/d,0.9V | 2.3h |
75Ω,4h/d,0.9V | 21h |
3. Leakage Resistance
Discharge Test | Test condition :+20℃+/-2℃ , 60+/-15% RH Load Resistance(+/-0.5%) : 10Ω Discharge method :48 hours continuance discharge
| No leakage |
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