The TPM+ range
Wittenstein Ltd has combined a planetary gearhead with an AC Servo motor to produce a rotary actuator which is half the length of conventional motor gearhead combinations and 20% shorter than alpha’s previous version.

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New IET report examines grid transmission costs
Exactly. I generally resist the temptation to reply but can´t always help myself. Aside from Dave´s insistence that the water be pumped using direct...