plug fan

plenum fan

A backward-curved airfoil impeller that is housed in a rectangular plenum; has ducted inlet and outlet connections; it is not enclosed in a typical volute scroll.
References in periodicals archive ?
Tenders are invited for Spare Motor Cooling Plug Fan
Tenders are invited for Supply of Spare Motor Cooling Plug Fan
The supply fans are upside down plug fans that extend below the floor and discharge into 22 in.
For the air circulation, on the other hand, the WTA comes with EC plug fans, particularly renowned for their high reliability and good performance within a wide operating range.
TEK plug fans feature backward curved airfoil wheels made by combining precision injection molding techniques with high-strength plastics to produce a wheel that the manufacturer says is stronger than steel, yet half its weight.
The company was also among the first to introduce direct driven plug fans with frequency drives which ensured power savings and ease in maintenance.
In most cases, you plug fans can buy only the plants you have space for, rather than having to buy more seed than you really need.
Larger downflow models are available with optional energy-efficient EC plug fans, while all versions are offered with optional variable-speed drive fans.
The Primergy RXI600 has redundant, hot plug fans and power supplies.
Tenders are invited for Supply Of Rack Based Server 19'' (2u), Bu Without Processor And Ram, Without Hot Plug Power Supply Module, 5 Hot Plug Fans Rmk Optional Dual Systemboard For Xeon E5-2400v2 Dp Processor And 12 Slots For Unbuffered Or Registered Ddr3 Ecc Ram
Qty 7) Hot plug fans, redundant with removable fan cage