Spirax Sarco has introduced its new AEL 5 series electric actuator range for ½-in to 4-in control valves. The AEL 5 series electric actuators are reversible having linear output. Its internal components such as the PCB, positioner card, and limited switches are affixed to a more durable and sturdy aluminum support for holding and/or fitting accessories.
Many engineers tend to avoid or delegate the nitty gritty of a ground source heat pump system, from soil moisture effects to building system (im) balance. It's time for designers to get in the loop. Learn more about Grounded In Reality in the December issue. Other topics in the December issue include health care HVAC, Boilders, check out the Back2Basics, and more.