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Pump
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Suction pressure across
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max. -0.4 bar to 0.5 bar
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the suction connection
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Operating pressure (oil side)
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max. 6 bar
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Medium (oil side)
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Mineral oil to DIN 51524 Part 1 and Part 2
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Temperature range (oil side)
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10 ?C to 80 ?C
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Permissible contamination
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≤ NAS12 or ISO4406: 22/21/18
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(oil side)
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Max. viscosity
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see viscosity-temperature graph
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Drive
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Motor
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Three-phase electric motor
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Insulation class: F
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Protection class: IP55
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Speed
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1,500 / 1,800 1/min (50/60 Hz)
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Heat exchanger
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Heat exchanger connections:
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Female thread (max. tightening torque 160 Nm)
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The pipes must be connected so that the connections are stress-free.
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Linear expansion and vibrations from the pipes to the heat exchanger
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must be avoided.
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Medium (water side):
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Water glycol (HFC)
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Water
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Oils
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Temperature range (water side)
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5 ?C to 60 ?C
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Operating pressure (water side):
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max. 30 bar
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Permissible contamination
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The level of particles in suspension should be less than 10 mg/l.
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(water side)
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Particle size <0.6 mm (spherical)
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|
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Thread-like particles cause a rapid increase in pressure losses.
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Water quality
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The following ions are not corrosive under normal conditions:
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|
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phosphate, nitrate, nitrite, manganese, sodium and potassium
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also see table on water quality
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