Table of Contents
Advertisement
Description, technical data
2.9 Cooling
Contents and chemical composition
Nitrate
Iron
Ammonia
Dissolved solids
Conductivity
Mix additives in with the cooling water in appropriate quantities to protect against corrosion
and the growth of algae. The type and quantity of additive should be taken from the
respective manufacturer's specifications for these additives and the particular ambient
conditions.
Recooling unit
The use of a correspondingly dimensioned recooling unit guarantees the coolant supply
temperature of 25°C. You can operate several motors and/or the converter on one recooling
unit. The use of a closed cooling circuit is recommended.
Note
Recooling unit not included in scope of delivery
The recooling unit is not part of the motor's scope of delivery.
(1)
(2)
(3)
(4)
(5)
1) These components are not absolutely necessary.
Figure 2-6
36
Filter
1)
Throughput quantity display
Flow regulating valve
1)
Pump
Cooling-medium reservoir
Example of a cooling circuit
Value
< 10 ppm
< 0.2 ppm
< 10 ppm
< 340 ppm
< 500 µS/cm
(6)
Temperature-sensing coolant
(7)
Compressor/recooling unit
1)
(8)
Motor
(9)
Recooling unit
A5E01083943A AB
Siemens AG Operating Instructions 2.02 1FW4
Advertisement
Table of Contents
