Operating instructions for S 40-3...S 150-3 series screw compressors Page 27
Product description 2.6 Water cooling
2.6 Water cooling
Water cooling
BOGE screw compressors are available in water or air-cooled design.
In the standard version, the oil and compressed air aftercoolers are connected
in series on the water side. A parallel connection is possible as an option.
Serial connection
Fig. 2.5: Serial connection
Parallel connection
Fig. 2.6: Parallel connection
1 Cooling water solenoid valve
The cooling water solenoid valve closed the cooling water supply when
the compressor switches off.
2 Cooling water stop valve
The compressor may be separated from the cooling water supply by
means of the stop valve (e.g. for maintenance or repair work).
3 Dirt trap (provided by customer)
The dirt trap protects the cooling unit against sedimenting. Pore size:
max. 0.024 inch.
4 Oil cooling unit
5 Compressed air aftercooler
The water cooling units are designed for specific standard cooling water
quantities, temperatures and pressures (see "Technical data"). For individ-
ually fluctuating values, they are designed according to the specified order
data.
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