- 6 -
2. TECHNICAL DATA
(CONT’D)
2.3
M
OUNTING AND
S
ERVICING
C
ONSIDERATIONS
•
The two following pictures are showing the minimum clearance needed to open the door completely.
22.5” 15.75”
(572 mm) (400 mm)
VD0117
VD0116
22”
(559 mm)
NOTES: 1. The unit door is removable. To do so, remove the stopper (
A
) located on the right side
of the door hinge, then, slide the door out of its hinge. For servicing, a minimum of 15’’
(381 mm) clearance from any obstruction in front of the unit is sufficient to open the door
and remove it.
2. A minimum of 8” (203 mm) clearance from any obstruction on top of the unit is required
for the ductwork radius turn.
8”
(203 mm)
VD011
8
A
8
¾
”
222 mm
9¾
”
24
8
mm
• The joist opening needed to install the Tandem® transition must be 9¾” (248 mm)
minimum. Also, the maximum height of the Tandem® transition is 8¾” (222 mm).
See Tandem® transition end view beside.
NOTES: 1. If there is not enough space to use the Tandem® transition, the optional exterior
single hood must be installed to bring the fresh outside air to the unit.
See Section 6.8.
2. When installing a HEPA Filtration model GSFH1K, there is no Tandem® transition.
2.2
V
ENTILATION
P
ERFORMANCES
(
CONT
’
D
)
2.2.2 GSHH3K V
ENTILATION
P
ERFORMANCES
2.2.3 GSEH3K V
ENTILATION
P
ERFORMANCES
NOTE: all tests performed at high speed.
EXT. STATIC NET VENTILATION
GROSS AIR FLOW
POWER
PRESSURE
AIRFLOW
SUPPLY
EXHAUST
FILTERED
Pa
50
100
in.w.g.
0.2
0.4
L/s
52
49
cfm
110
103
L/s
58
55
cfm
124
116
L/s
57
51
cfm
121
108
L/s
131
119
cfm
277
252
Watts
237
229
EXT. STATIC NET VENTILATION
GROSS AIR FLOW
POWER
PRESSURE
AIRFLOW
SUPPLY
EXHAUST
FILTERED
Pa
50
100
in.w.g.
0.2
0.4
L/s
57
53
cfm
122
113
L/s
50
48
cfm
105
102
L/s
59
55
cfm
125
117
L/s
127
120
cfm
270
254
Watts
227
224
VD0170
A
