To meet customers’ requirements,Saft provides custom-designed andstandardized battery systemsincluding electronic monitoring units.

For your battery design and systemneeds, please contact Saft's engineers.

Applications• Cordless power tools• Professional appliances• Professional flashlights• Personal electric vehicles• Radio control models• Vacuum cleaners

Main advantages• Super high capacity• Excellent cycling performance• High mid-discharge voltage• Extended storage capability

Technology• Foam positive electrode• Metal-hydride negative electrode• Innovative mechanical closure

process

Temperature range in discharge- 10°C to + 40°C

Super High Energy SeriesNickel-Metal HydrideVH Cs 3500

Electrical characteristics

2.1 )V( egatlov lanimoN

0053 *)hAm( yticapac lacipyT

0023 *)hAm( yticapac detar CEI

34/32 XRH noitangised CEI

Impedance at 1000 Hz (m Ω 4)

* Charge 16 h at C/10, discharge at C/5.

Dimensions

50.0± 0.22 )mm( retemaiD

2.0± 7.24 )mm( thgieH

2.0± )mm( noitcejorp poT

)mm( retemaid aera talf poT

95 )g( thgieW

Dimensions are given for bare cells.

Charge conditions

Rate Time (h) Temp. (°C) Charge current (mA)

Fast* 1-2 0 to + 35 up to 3000

023 04 + ot 0 61 dradnatS

003 ot 002 )egrahc niam a retfa( gnippoT

001 ot 08 )gnippot retfa( elkcirT

*End of charge cut-off is requested: dT/dt recommended, -dV acceptable.

Maximum discharge current

04 C°02 + ta )A( suounitnoC

051 *C°02 + ta )A( kaeP

* Peak duration: 0.3 second - final discharge Voltage 0.6 Volt/Cell.

Saft has added to its Ni-MH range the VH Cs 3500 offering +10% more capacity duration than the VH Cs 3200 XL. This cell is ideally suited for cordless power tool applications requiring a fast charge and a high discharge rate (40A), as well as energy applications thanks to its excellent capacity of 3500 mAh.

8.0

9.0 min

StorageRecommended: + 5°C to + 25°CRelative humidity: 65 ± 5 %

Typical performances For graphs shown, C is the IEC5capacity.

Dimensions are in mm.

0.89.0

42.7

Time (h)

1.10

1.20

1.30

1.40

1.50

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2

1.60

1.15

1.25

1.35

1.45

1.55

10

20

30

40

50

60

15

25

35

45

55

Voltage and temperature during charge at 1C rate

Vol

tage

(V)

Tem

pera

ture

(°C

)

16 A9.6 A3.2 A

Cycle number

0.0

1.0

0.5

1.5

2.0

2.5

0 50 100 200 300 350 400 450150 250 550

3.0

Cap

acity

(Ah)

40 A30 A

TEMPERATUREVOLTAGE

Discharge at different rates, after charge 2h24 at C/2

0.7

0.8

0.9

1.0

1.1

1.2

1.3

1.4

1.5

Vol

tage

(V)

Capacity (Ah)0 1.00.5 2.01.5 2.5 3.0 3.5

Capacity (Ah)

0.8

1.0

0.9

1.1

1.2

1.3

1.4

0 0.5 1.0 2.0 3.01.5 2.5 3.5

1.5

Discharge at different temperatures at 10Aafter charge at 1.6A

Vol

tage

(V)

Discharge at -5°CDischarge at 0°CDischarge at +23°C

Capacity evolution during cycling at room temperature(Discharge at 10A after fast charge for a 18V battery pack)

Data are given for single cells.Please consult Saft for any use ofthis cell in other conditions thanthose given in this data sheet.

SaftRechargeable Battery Systems12, rue Sadi Carnot93170 Bagnolet - FranceTel.: +33 (0)1 49 93 19 18Fax: +33 (0)1 49 93 19 68Email: rbs.info@saftbatteries.com

www.saftbatteries.com

DOC N°11120-2-0709Data in this document are subject to change without notice and become contractual only after written confirmation by Saft.Photo credits: SaftPublished by the Communication DepartmentSaft S.A. Stock capital 31.944.000 RCS Bobigny B 383 703 873 Designed by Soyouzgraphic