Specifications

APPLICATION DATA (cont)
POWER VENTILATION KIT AVAILABLE STATIC PRESSURE
FAN
HP
WATTS RPM VOLTAGE
CFM AT STATIC PRESSURE
(in. wg)
DUCT DIA.
(in.)
SONES
0
1
⁄ 8
1
⁄ 4
3
⁄ 8
1
⁄ 2
3
⁄ 4 11
1
⁄ 2
1
⁄ 15 150 2700 208/230 370 335 318 298 256 219 189 112 6 4.0
SONE — A subjective unit of loudness, equal to the loudness of a pure tone having a frequency of
1,000 Hz at 40 decibels above the listener’s threshold of audibility. This is for comparative
purposes only.
TWO DIFFUSERS CLOSED
PATH FOR RETURN AIR
Static Capability and Design Considerations,
619F024-048 In-Ceiling Cassette Units
ONE DIFFUSER CLOSED
70