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Ultimate Test Criterion
Modified Date2001/12/12Executive Date2002/1/1Reference No.DF-SIP-1003.10Edition No.A/3
Battery TypeR20CDiscription1.Mercury free battery,W(Hg)≤1×10-4%; 2.Cadmium free battery,W(Cd)≤1×10-3%
    
1. Delivery Criterion(shipment after the following requirement)
No.Test ItemQuality CriterionMeasuring Equipment/MethodSampling/determinant method Note
1External Diameter32.3-34.2mmThe accuracy of vernier caliper shall be≥0.02mm

GB2828-87,IL=S-3
AQL=0.65

2Total Height 59.5-61.5mm
3Open circuit votage1.630-1.725VThe accuracy of the direct voltage shall be ≥0.25%,and its internal resistance shall be ≥1MΩ,or digital multimeterGB2828-87,IL=I
AQL=0.65
Measuring environment temperture:20±2°C
4short circuit current≥6.0A 0.5 Grade model C19 Direct Current Meter
5Dischanging time≥290minIDS battery intellegent discharge system,continuous discharge to 0.9V at 3.9Ω,record the discharge time ,then discharge to 0.6V,obesrve the leskage-proof performanceGB/T7112-1998 6.3
6leakage-proof performanceNo transfiguration,no leakage shall occur.GB2829-87,DL=III
RQL(Ac,Re)=40(1,2)
7Appearance(eye test)

a.Each battery is clear and neat and positive polarity is place in the middle;

b.Integrity & neatness of trademark letters&signs.Uniformity of shrink &metallic jacket;

c.Copper cap &false bottom are clear and neat,with no rust.

GB28 28-87,IL=I
AQL=1.5(light bug):
AQL=0.65(serious bug)

8Packaging(eye test)a.Shrink tube neat& well;b.packing cotton,cotton material&printing quality meet requirement.
9Other packaging requirementSales Department check according to Order Packaging Requirement for each order.GB2828-87,IL=I;AQL=1.5
10Order related stock and process inspestion are finish and meet requirements.
2. Tracing standard after delivery(at least once per month,not correstponding to order;shelf life :2 years)
Item
End-point voltageGB/IEC standardEnterprise standard(new battery)≥2month≥6month≥12month18-24 month
discharge standard3.9Ω continous discharge0.9V
≥290min
≥270min
≥250min
≥230min
≥200min
5.1Ω,1h/d
0.9V
≥9h≥9.2h≥8.5h≥8.0h≥7.5h≥7.0h
2.2Ω,4min/h,
8h/d
0.9V
≥300min≥300min≥290min≥270min≥250min≥220min
2.2Ω,1h/d
0.8V
≥3.5h≥4.0h≥3.8h≥3.6h≥3.2h≥2.8h
10Ω,4h/d
0.9V
≥28h≥28h≥26h≥24h≥22h≥20h
Voltage&Current testopen circuit voltage(V)
+0.225
1.500-0
1.660-1.725≥1.620≥1.600≥1.580≥1.550
voltage under laod(V)3.9Ω ≥1.450≥1.400≥1.380≥1.350≥1.320
Short circuit current(A)≥6.0≥5.8≥5.5≥5.0≥4.5
3. Routine test item(dt least once per month
NoItemTest RequirementTest MethodSampling &determinant method
1High TemperatureNo transfiguration,no leakage shall occurConstant temperature box /Constant temperature 45±2°C, 720hGB2829-87,DL=III
50pcs/time,RQL=5.0
 
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