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 VRLA BATTERIES

AUGUST 2003

This information is generally descriptive only and is not intended to make or imply any representation, guarantee or warranty with respect to any cells and batteries. Cell and battery designs/specifications are subject
to modification without notice. Contact Panasonic for the latest information.

PRECAUTIONS FOR HANDLING VALVE-REGULATED LEAD-ACID BATTERIES-

CONT.

(3) Do not carry the battery by hanging it from the

terminal or the lead wire, as it may cause damage
to the battery.

(4) When carrying the battery, exercise caution not to

apply a strong shock to it by dropping it, jarring it
or causing it to collide with other objects, as this
may cause damage to the battery.

(5) Do not underestimate the weight of the battery. As

it is heavy for its volume, careless handling of the
battery may cause backache or other injuries to
the operator.

(6) Do not bring covered wires containing plasticizer

or non- rigid PVC sheets in contact with the
battery. Do not apply organic solvents such as
paint thinner, gasoline, kerosene and benzene or
liquid detergents to the battery. When brought in
contact with these materials, the battery case
may crack, causing leakage of the battery.

(7) Do not cover the battery with a material which

generates static electricity, such as a PVC sheet.
A static charge may trigger fire or explosion

(8) In fastening bolts and nuts of the battery, observe

the torque values specified: otherwise, sparks
may be generated and damage of the terminal
may occur. The fastening torque of bolts and nuts
is as follows:

Pa

na

so

nic

(Vertical position)

(Horizontal position)

P

a

n

a

s

o

n

ic

RECOMMENDATION

(1) The battery and/or equipment should be installed
by skilled personnel (specialists) such as personnel
qualified for maintaining battery equipment. Handling
of the battery by unskilled personnel may lead to
dangerous errors.

(9) Apply insulation covers to terminals, joint parts,

bolts and nuts of the battery in order to prevent
electric shocks to personnel.

(10) When intending to use the battery in vibrating

equipment such as motor cycles, engine driven
bicycles and engine driven grass shears, please
consult Panasonic in advance.

(11) Fasten the batteries firmly to the equipment to

avoid the influence of vibration and/or physical
shock.

Bolt (nut) size (mm)

Fastening Torque

Diameter

Pitch

Length

Nm

kg. cm.

lb. In.

M5

1.197(5)

M6

0.236(6)

M8

0.315(8)

0.031

(0.8)

0.039

(1.0)

0.049

(1.25)

0.591 ± 0.039

(15 ± 1)

0.7870.039

(20 ± 1)

0.7870.039

(20 ± 1)

2.0 ~ 2.9

3.9 ~ 5.4

7.8 ~ 9.8

20 ~ 30

40 ~ 55

80 ~ 100

17.3 ~ 26.0

34.6 ~ 47.6

69.3 ~ 86.6

Summary of Contents for VRLA

Page 1: ...uation which if not avoided could result in death or injury 3 CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury or damage to equipment 4 RECOMMENDATION Recommended course of action to prevent a situation that could result in damage of quality performance or reliability of the batteries should they be mishandled Remark 1 Even in cases wh...

Page 2: ...o not place the battery near a device that may cause sparks such as a switch or a fuse The battery may generate flammable gas when charged so remember to keep the battery away from fire oran open flame to prevent any sparks from igniting or causing explosions 5 Avoid placing the battery near a heat generating part such as a transformer Using the battery near a heat source may cause the battery to ...

Page 3: ...tion could result in an explosion or fire due to hydrogen gas emitted by the battery WARNING 1 Do not contact any plastic or resin containing a migrating plasticizer with the batteries Avoid using organic solvents such as thinner gasoline lamp oil benzine and liquid detergent to clean the batteries The use of any of the above materials may cause the containers and or the covers ABS resin of the ba...

Page 4: ...k causing leakage of the battery 7 Do not cover the battery with a material which generates static electricity such as a PVC sheet A static charge may trigger fire or explosion 8 In fastening bolts and nuts of the battery observe the torque values specified otherwise sparks may be generated and damage of the terminal may occur The fastening torque of bolts and nuts is as follows P a n a s o n i c ...

Page 5: ...kage fire or bursting of the battery REQUEST 1 Since the batteries tend to lose a part of their capacity due to self discharge during shipment and storage recharge the batteries before you use them after purchase or long term storage in order to restore their full capacity Check for the following conditions before recharging 4 Unspecified Use CAUTION 1 Do not place the batteries in an unspecified ...

Page 6: ... a battery of irregular appearance continues to be used decrease of capacity leakage of electricity fumes ignition or other problems may result 2 If any irregularity is found in areas such as the charge voltage and discharge characteristics of the battery replace it 3 For safety make sure to observe the following Otherwise leakage ignition or an explosion of the battery may occur 1 Do not charge t...

Page 7: ...weak current 3 If a charge method and a charge condition other than that described in the specification and the technical brochures is to be adopted charge discharge characteristics and life characteristics of the battery should be thoroughly checked in advance The adoption of adequate charge methods and adequate charge conditions are crucial to ensure safe use of the battery and for fully utilizi...

Page 8: ...e cloth by squeezing it well Do not use a dry cloth or a duster as it may cause the battery to generate static electricity leading to possible ignition and bursting of the battery 2 Replace the battery with a new one within the time period specified in the instruction manual or equipment Follow the guideline which states the battery should be replaced when its capacity has decreased to 50 of the i...

Page 9: ...y cause damage to the battery and the deterioration of characteristics 4 When storing the battery remove it from the equipment or disconnect it from the charger or the load and keep it in a place where temperature is low Do not store the battery under direct sunlight or in high temperatures 140 F 60 C or higher or in a highly humid atmosphere because rusting deterioration of performance and life o...

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