Grundfos is the only pump manufacturer to offer customers EFF1 as standard and at no extra cost on the complete range of Grundfos multi-stage CR and TP ranges. EFF1 motors are the most efficient motor available to the market. They use less energy and are quieter, require less maintenance and can be used at higher ambient temperatures. It makes sense to focus on pump efficiency as electricity accounts for 85 per cent of costs.
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Radio wave weapon knocks out drone swarms
Probably. A radio-controlled drone cannot be completely shielded to RF, else you´d lose the ability to control it. The fibre optical cable removes...