Toshiba RAV-SM1401BT-E Air Ducting Work, Static Pressure Characteristics of Each Model

2. AIR DUCTING WORK

2-1. Static Pressure Characteristics of Each Model

Fig. 1 RAV-SM561BT-E (Round duct)	Fig. 3 RAV-SM801BT-E (Round duct)
Standard air volume 780m³/h	Standard air volume 1140m³/h

140

140

120

120

High

static

pressure

High

static

pressure

100

2H

100

2H

tap

limit

tap

Usable

limit

Usable

High

High

(Pa)

static

pressure

(Pa)

static

pressure

1H

80

80

tap

1H

Static pressure

tap

Static pressure

Air volume limit (Max.)

60

Standard

60

Standard H

H

volume limit (Min.)

tap

volumelimit (Max.)

tap

40

Low

static

40

Low

static

pressure

pressure

H tap

H

20

tap

20

Standard L

(Min.)limitvolumeAir

Standard

tap

Air

Air

L

tap

0

0

500

700

780

900

800

1000

1140

1200

1300

Air volume m³/h	Air volume m³/h
Fig. 2 RAV-SM561BT-E (Square duct)	Fig. 4 RAV-SM801BT-E (Square duct)
Standard air volume 780m³/h	Standard air volume 1140m³/h

	140														140
					High		static		pressure
	120														120
			limit									2H	tap
	108	Usable
	100		High		static										100	Usable
							pressure
										1H	tap
(Pa)														(Pa)
	80														80
													(Max.)limitvolumeAir			(Min.)limitvolumeAir
pressureStatic	(Min.)limitvolumeAir		Standard											pressureStatic
						H
	60						tap								60
			Low	static
						pressure
	40							H							40
									tap
				Standard
							L
	20						tap								20
	0														0
	500			700			780							900	800

High
static	pressure
		2H
it
lim
High
static
pressure
	1H	tap
Standard
H tap
Low
static
pressure
H tap
Standard
L tap

1000 1140 1200

tap

Air volume limit (Max.)

1300

Air volume m³/h Air volume m³/h

7