Edwards iH Dry Pumping Systems, iH80, iH600, iH1000
Edwards iH Dry Pumping Systems, iH80, iH600, iH1000
Edwards iH Dry Pumping Systems, iH80, iH600, iH1000
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2.4 Cooling-water supply<br />
Notes.<br />
Use treated water or non-corrosive industrial water to cool the <strong>iH</strong> system.<br />
Maximum supply pressure<br />
100 psig (6.9 bar, 6.9 x 10 5 Pa)<br />
Typical pressure differential<br />
across supply and return *<br />
<strong>iH</strong>80<br />
15 psi (1.03 bar, 1.03 x 10 5 Pa)<br />
<strong>iH</strong>600/<strong>iH</strong>1000<br />
15 psi (1.03 bar, 1.03 x 10 5 Pa)<br />
Minimum flow rate required for<br />
reliable <strong>iH</strong> system operation<br />
<strong>iH</strong>80 2 l.min -1<br />
<strong>iH</strong>600/<strong>iH</strong>1000 4 l.min -1<br />
Typical heat removed from <strong>iH</strong> system<br />
<strong>iH</strong>80<br />
2.5 kW<br />
<strong>iH</strong>600<br />
3.2 kW<br />
<strong>iH</strong>1000<br />
3.2 kW<br />
Maximum particle size in supply 0.03 mm 2<br />
Water supply quality<br />
Acidity 6.5 to 8.0<br />
Hardness<br />
< 100 p.p.m<br />
Resistivity > 1 k.cm -1<br />
Solids (turbidity)< 100 p.p.m<br />
* With cooling-water supply temperature of 20 o C and flow rate of 3 l.min -1 .<br />
<strong>iH</strong> <strong>Dry</strong> <strong>Pumping</strong> System 2-7
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