Model 30-2

Model 30-2

A single packaged unit incorporating both primary and secondary inflation fans, backup power source and pre-wired control system. Shipped fully tested, needs only power and fuel connections to be operational.

Model 30-2
Download PDF Drawing

Standard Features

Base and housing fabricated from heavy gauge galvanized steel.
Top corners are radius to prevent potential fabric damage.
Louvered motor compartment doors.
Intake louvers equipped with fabric back draft dampers for noiseless operation.
Opposed blade balancing dampers mounted in discharge ducts.
Primed and painted with polyurethane paint.
Lifting eyes at each corner.


Backwardly inclined airfoil bladed wheels exhibit non-overloading horsepower
characteristics, low noise generation and stable performance over the entire pressure
Wheels are dynamically balanced in two-planes.
Bearings are self-aligning with spring lock collars, double row units are installed on the
driven end of the shaft. All bearings have remote grease lines.
Heavy gauge welded construction.

Drives & Motors

Motors are high efficiency ODP type, mounted on adjustable bases, with
“B” V-belt drives to the fans.
Emergency backup engine is industrial grade, mounted on adjustable base, equipped
with heavy duty centrifugal clutch and double “B” V-belt drive to secondary fan.
Available fuels are LP and natural gas. Gasoline and diesel at extra cost.

Control Panel

Enclosure: Carries NEMA 4-12 label.
Indicators: Building pressure gage – Status lights for control power and building
Switches & modes of operation, Primary fan: ON – Off,
Secondary Fan: AUTO.- OFF – ON,
Heat: ON – OFF, Auxiliary engine: Test – AUTO – MAINTENANCE.

Performance Capability (per fan)
10,906 cfm @ 1.5″ w.c., 990 r.p.m. requires 4.39 bhp.