Available in 150- and 125-A capacities, this product is suited for HVACR applications. Engineered with a double-break contact mechanism for dependable performance, the patented low-friction spindle bearing design minimizes the amount of force needed for operation.
RenewAire has introduced the DN Series, a non-compressorized, fully-integrated dedicated outdoor air system (DOAS) using ERV with static plate enthalpy core technology. The company says the DN Series is designed for sensible and latent load management that can reduce air conditioning equipment tonnage by up to 25% in healthcare, educational, multi-family, and other commercial building applications.
Bacharach announced the addition of 22 halogen refrigerants for its MGS-400 gas detectors in commercial and industrial gas leak monitoring applications. The newly added halogen refrigerants include: R1234yf, R1234ze, R134a, R22, R32, R404a, R407a, R407C, R407f, R410a, R422, R422D, R427A, R434A, R448A, R449A, R450A, R452A, R454A, R454C, R507a, and R513A. Support for additional gases are in development and will be released over the next few months.
Fujitsu General America released its new Airstage J-IIIL heat pumps in the VRF system line for light- to mid-sized commercial applications. According to the company, the compact and slim design of the J-IIIL VRF line makes it ideal for low rise and urban buildings where limited installation space is a challenge. Front-facing fans and a compact chassis permit the outdoor unit to be installed in narrow spaces, whether ground- or wall-mounted.
Taco Comfort Solutions’ new PF Series plate and frame heat exchangers are ASME designed and constructed. According to the company, computerized product selection greatly simplifies the process of choosing the correct heat exchanger for the required application. The compact size of PF Series heat exchangers, make it an ideal for a wide range of commercial applications.
Johnson Controls has announced the release of its UL Certified TYCO® LFP™ Antifreeze. This third-party tested and evaluated solution helps fire protection systems comply with National Fire Protection Association (NFPA) 13, 13R, and 13D, which require the use of listed solutions in new antifreeze systems. Existing antifreeze systems must meet this requirement by 2022 under NFPA 25.
On Demand Renewable energy sources are becoming more commonly incorporated by utilities. Unlike conventional generated power sources, renewables are intermittent and variable by their very nature. While utility and grid operators are integrating renewable energy into their systems through power management experiences, municipalities and commercial/industrial applications are turning toward Distributed Energy Resources (DER) to augment or replace utility provided power.
Engineered Systems magazine’s March 2020 issue showcases how students at one Apple Valley, Minnesota, high school helped the facility achieve LEED Gold; how engineers can design a system to heat a building using a chilled water system, the codes and steps behind adequately design a K-12 safety shelter, and much more.