Part-load efficiency is rapidly becoming the most important measure of energy efficiency in chiller units. Around the world, new environmental standards are increasingly based on a combined part-load ...

A new variable-speed fan drive system with gearbox from Horton and Hub City provides more efficient cooling for rear-engine buses and motor coaches with side-mounted cooling modules, Horton has ...

The ZXBM2000 series of controller ICs offers a complete variable-speed solution for two-phase, dc brushless fan and blower motors up to 100 W. The controllers ...

N C Machinery is a venerated, Anchorage-based company. Its Power Systems Division supplies and services rental generator sets, primarily to Washington and Alaska. It maintains 18 support facilities in ...

When implementing cooling solutions for electronic equipment, system designers are confronted with a complex set of variables. The cooling requirements are typically dynamic, and ambient temperatures ...

Horton Inc. says its VMaster and Stratis Di Viscous Fan Drive and Controller systems offer an economical choice for customers who seek the flexibility of variable speed along with optimal engine ...

The way we control the speed of fan motors or pump motors has tremendously changed in the past two decades with the introduction of variable-frequency drives (VFDs), aka variable-frequency controllers ...

Cooling packages have increased significantly in size and capacity to accommodate Tier III emissions regulations. Because of this, the cooling fan has been enlarged and its power usage is now in the ...

The RCV1000 variable fan drive is engineered to use with the HTEC 1800 fan and provides precision cooling for large-bore diesel applications including mining trucks and power generators. Features ...

Horton has introduced the Modulator LCV40 fully variable fan drive and WindMaster plastic LS11 fan, suitable for a wide variety of agricultural, construction, and transportation equipment. Compact and ...

I've got a 120mm 120VAC fan I've been using as a desk fan, plugged directly into mains with a lamp cord. (Note for non-US readers: mains here is 120VAC, 60Hz, so I am using it at its rated specs.) I ...