Siemens NCZ Specifications download pdf (Page 32)

2.2 Climatic and mechanical environmental conditions

2-32

SINUMERIK 810D Equipment Manual Configuration CCU (PHC) – 03/2006 Edition

Backup batteries must only be transported in the original packaging. No special

approval is needed for transporting backup batteries. The lithium content is

approximately 300 mg.

Note

The backup battery is classified as a hazardous substance, Class 9, in

accordance with the relevant air-freight transportation regulations.

Danger

Incorrect handling of backup batteries can lead to a risk of ignition, explosion

and combustion. The stipulations of EN 60086-4, in particular regarding

avoidance of mechanical or electrical tampering of any kind, must be complied

with.

For more information on handling batteries, see section 9.1.

2.2.2 Operating conditions

If the specified values cannot be maintained, then a heat exchanger or air con-

ditioner must be provided.

Table 2-7 Climatic environmental conditions to EN 60721-3-3, Class 3K3

Ambient temperature

range

0 ... 55 °C

Rate of temperature

change

max. 0.5 K Within 1 minute

Relative humidity 5 ... 90 %

Permissible change in the

relative air humidity

Max. 0.1 % Within 1 minute

Moisture condensation

and ice formation

not permissible

Dripping water, spray,

splash water, water jets

not permissible

Air inlet Without caustic gases, dusts and oils

Atmospheric pressure 1060 to 920 kPa 0 to 1000 meters above mean sea

level

Derating At altitudes of 1000 to 4000 m above SL, the upper limit

temperature is to be lowered by 3.5 °C/500 m.

Shipment of

backup batteries

Climatic

environmental

conditions

Connection Conditions

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