"D" Carbon Battery - EP Power Hong kong - (Version JPG) - PDF Catalogue | Technical Documentation

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EP Power Co., Ltd.

Mercury Free R20P Metal Dry Battery Specification

1. Description

R20 IEC R20 JIS UM1 ANSI D

2. Chemical System

Zinc Chloride-Zinc-Manganese Dioxide (Mercury Free)

3. Dimension: Diameter: 32.3-34.2mm

Height: 59.5-61.5mm

4. Nominal Voltage: 1.5V

5. Nominal Weight: 90-94g

6. Contents: Hg ^1ppm; Cd ^10ppm; Pb ^1300ppm;

7. Capacitance: 4800mAh (3.9 Q, 24h/d, 20°C, 0.9V cut-off)

8. Storage Characteristics

After 6 months storage, 90% capacitance of fresh cells After 12 months storage, 80% capacitance of fresh cells After 24 months storage, 70% capacitance of fresh cells

9. Electrical Characteristics (3.9Q,24h/d, 20 + 2°C, RH45%~75%)


	OCV (V)	CCV (V)	Short-Circuit Current (A)
Initial	1.62-1.725	5*1.50	5=7.0
After 12 months			5=5.0

10. Discharge Capacity (20 + 2°C, RH:45%-75%)


Load	3.9 Q	3.9ß	2.2ß	10Q	2.2ß
Discharge Mode	24h/d	1h/d	4min/h, 8h/d	4h/day	1h/day
End Voltage	0.9V	0.9V	0.9V	0.9V	0.9V
Initial	5=11.5h	5=14h	5=360times	5=38.0h	5=7.2h
After 12 months Storage	5=9.2h	5=11.5h	5=300times	5=31.0h	5=6.0h

11. Leakage Test

On 3.9 fi 24h/d 0.35V, battery no electrolyte and sealing compound or other internal component shall appear.

EP Power Co., Ltd. 1 R20P Specification

"D" Carbon Battery - EP Power Hong kong - #1

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