Siemens 6SL3210-1SB11-0UA0 [269/318] Rated pulse frequency of the power modules 4 khz

Siemens 6SL3210-1SE12-2UA0 [269/318] Rated pulse frequency of the power modules 4 khz
Cabinet design and EMC for components, Blocksize format
9.8 Notes on electrical cabinet cooling
Manual
Manual, 01/2011, 6SL3097-4AC10-0BP2
269
If air conditioners are used, the relative air humidity of the expelled air increases as the air in
the air conditioner cools and may exceed the dew point. If the relative humidity of the air
entering the SINAMICS equipment is over 80% for an extended period of time, the insulation
in the equipment may fail to function properly due to electrochemical reactions (refer to
System Overview). Using air baffle plates, for example, you must ensure that the cold air
expelled from the air conditioner mixes with warm air in the cabinet before it enters the unit.
This reduces the relative air humidity to uncritical values.
9.8.3 Power loss of components during rated operation
9.8.3.1 General information
The tables below give details of power loss for components during rated operation.
The characteristic values apply for the following conditions:
Line supply voltage for Power Modules 1-ph. 200 V AC to 3-ph. 380 V to 480 V AC ±10 %.
Rated pulse frequency of the Power Modules 4 kHz
Operating components at their unit rating
9.8.3.2 Power loss for Control Units and Sensor Modules
Table 9- 10 Overview of power loss during rated operation for Control Units and Sensor Modules
Component Unit Power loss
Control Units
CU305 PN W < 20
CU305 DP W < 20
CU305 CAN W < 20
Sensor Modules
SMC10 W < 10
SMC20 W < 10
SMC30 W < 10

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