Siemens SINUMERIK 840D sl Manual

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Contents

Application Planning2.2 Ambient Climatic and Mechanical ConditionsNCU22 Manual, 07/2007, 6FC5397-0AP10-2BA0DANGERIncorrect handling of backup batteries can lead to a risk of ignition, explosion andcombustion. The stipulations of DIN EN 60086-4, in particular regarding avoidance ofmechanical or electrical tampering of any kind, must be complied with.2.2.3 Operating ConditionsClimatic ambient conditionsIf the specified values cannot be maintained, then a heat exchanger or air conditioner mustbe provided.Table 2-3 Climatic environmental conditions to EN 60721-3-3, Class 3K5Temperature range 0 ... 55 °CTemperature change Max. 0.5 K Within 1 minuteRelative humidity 5 … 90 %Permissible change in relativehumidityMax. 0.1 % Within 1 minuteMoisture condensation andice formationNot permissibleDripping water, spray, splashwater, water jetsNot permissibleSupply air Without caustic gases, dusts and oilsAtmospheric pressure 106 to 82 kPa 0 to 2000 meters above mean sea levelDerating At altitudes of 2500 to 5000 m above mean sea level, the uppertemperature limit must be reduced by 3.5 °C/500 m.Table 2-4 Test limit values for mechanical environmental conditions during operationFrequency band 10 ... 58 HzConstant deflection 0.075 mmVibrationto EN 60068-2-6Acceleration amplitude 58 ... 200 Hz: 1gAcceleration 15gDuration of nominal shock 11 msNumber of nominal shocks 18 shocksShock resistanceto EN 60068-2-27Shock form half-sineg ≈ 9.81 m/s 2 (acceleration due to gravity)Function-impairing gasesDegree of severity 3C2 according to EN60721-3-3