Carrier has introduced the AquaSnap 30RAP chiller featuring the Greenspeed Intelligence option, which includes variable speed technology. The company says adding Greenspeed Intelligence to a 30RAP chiller will boost integrated part load value, making it a more efficient chiller in its class, serving applications from 10 to 60 tons.
E2S Warning Signals has added visual signals to its explosion proof and corrosion resistant GNEx family. Suitable for all Zone 1, 2, 21, and 22 hazardous location signaling applications the GNEx beacons have extended temperature range with IECEx and ATEX Ex d approvals. For high-ambient light or long distance signaling the GNExB2 beacon is available in 10, 15. and 21 Joule variants producing up to 902cd.
Kohler Power Systems has aded two new models to its line of diesel-powered mobile generators. The 90REOZT4 and 120REOZT4 offer flexible options to meet the needs of end users. The Tier 4 Final generator models are built to withstand the elements, run long hours in prime and standby applications, and meet all EPA emission standards, said company officials.
Danfoss has introduced the ICV (H)A4A control valve with flanges, the full replacement for all common flanged control valves on the market. Inspired by the ICV Flexline™ platform, the company said the ICV (H)A4A control valve’s modular design extends the lifetime of existing refrigeration installation while delivering a significant reduction in cost, energy, and servicing and maintenance times.
Greenheck make-up air Models DGX and MSX can now be configured with a direct drive, backward-curved plenum supply fan. Both models offer an operating range capable of 800 – 25,000 cfm and external static pressure up to 4 in. wg. The DGX-P and MSX-P offer additional design solutions when an application requires higher external static pressures caused by extensive ductwork or higher efficiency filtration.
The YORK brand of Johnson Controls has launched the YORK YK-EP “Efficiency Plus” water-cooled centrifugal chiller. The chiller achieves 5% capacity and efficiency improvements over the previous model. It utilizes a patent-pending mechanical compression economizer cycle to boost performance over conventional chiller platforms.
Tyco Fire Protection Products introduced the BFV-300 Butterfly Valve. The company says the BFV-300 is now a lighter, more compact design that allows for more efficient installation, easier operation, and long-term performance. New features of the valve make it smaller and lighter.
The OMEGA® OM-CP-TEMP1000IS-A and OM-CP-RHTEMP1000IS-A data loggers offer a compact design and portability which allows for placement into hard to reach locations. According to the company, features include a 316 stainless steel enclosure, fast response times, and faster downloads.
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.