Business Lossnay Suspended Exposed-Type - Mitsubishi Electric Lossnay LGH-15RX3 Technical Manual

2. Business Lossnay Suspended Exposed-Type

(1) Leave at least a 400 mm maintenance space at the right side of the main unit for connection of the control switch and
power to the main unit.
When attaching square duct
Suspension bolt position
540
OA (Outside air)
SA (Supply air)
EA (Exhaust air)
Maintenance space for connection
Back side OA, EA hole position
When attaching
square flange
25
(2) When the installation position is decided, make a hole in the wall for the supply air box with bellows. See the following unit
regarding the size and position in relation to the Lossnay main unit.
(3) If using wood boards for installation, make wood boards that match the hole size dimensions for wood boards shown in
the illustration above. In this case, make the size of the hole in the wall such that wooden boards of the dimensions given
above can fit through.
(4) Use the extension bellows (PZ-50EJ
bellows connection area of the supply air box with bellows is more than 200 mm.
Bolt and nut for suspension (ordered by user)
SA (Supply air)
Bellows
RA (Return air)
Lossnay main unit
Air supply box with bellows
(sold separately, parts code
PZ-50EKB , 50EKD
2
CAUTION
When connecting round ducts, remove the square flange, and attach the round ducts as shown below.
Screw
PZ-50ECV
2
Suspension bolt nut
weather cover
(ordered by customer)
(sold separately)
Outside air intake
Exhaust air output
80
to
300
RA
(Return air)
PZ-50EKB
2
Supply air box
with bellows
(sold separately)
Center of Lossnay
main unit
250 50 250
30
Unit (mm)
600
Slot for power line
42
357 (337)
193
) or the extension duct if the space between the flange of the main unit and the
2
OA (Outside air)
EA (Exhaust air)
Weather cover
(part sold separately, parts
code PZ-50ECV )
2
)
2
Lossnay main unit
Square flange
CHAPTER 7 G Installation Considerations
When attaching round duct
Suspension bolt position
540
Maintenance space for connection
Back side OA, EA hole position
When attaching round
duct connection flange
Supply air box attachment hole
590 (630)
1245
Unit (mm)
( ) is the hole measurement when using
wood boards with a thickness of 20 mm.
Wall
Attachment
screw
(included)
Weather cover
(PZ-50ECV )
2
Suspension bolt nut
(ordered by customer)
OA
(Outside air)
SA
(Supply air)
400 or
EA more
RA
(Exhaust air)
(Return air)
Flexible duct ø 200
(commercial product)
86 120
300
Air supply box with bellows
(sold separately, parts code PZ-50EKB
Use PZ-50ECV in combination
2
with PZ-50EDB or PZ-50EKD
2
This unit can not be used in
separate combination with the
main unit.
Lossnay main unit
Round duct flange
(included with main unit)
PZ-20CVU
weather cover
(sold separately)
Outside air intake
Exhaust air output
Unit (mm)
, 50EKD )
2 2
.
2
91