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● Observe electrical supply line to suit unit
variant:
LD 45 O/K: Control cable J-Y (ST) Y
2 x 2 x 0.8 mm. Max. 25 m from star point,
up to star point max. 4 m.
PP 45 RC: NYM 3 x 1.5mm²
LD 30 BO/K: Control cables: type J-YSTY,
0.8 mm, 4 wires. Max. 25 m from star point,
up to star point max. 4 m.
Grid connection and 230 V input:
type NYM-J 5G1, 5 mm²
● Exhaust air mode on LD 30 BK units with a
button provided by the customer.
● Select installation locations and models for
the ventilation units to keep noise emissions
down. If possible, avoid:
● sound bridges with the structure. Leave
sufficient distance between the other façade
components.
● disbalances, which arise from different
lengths of control cable.
Observe installation requirements relating to
cable lengths and types.
● Incorrect measurements if the installation
location of the control and external sensors
is inappropriate. Avoid disturbing influences
and direct sunlight.
● Quiet changeover noises when the LD 30
fans change direction of rotation.
Do not install LD 30 in bedrooms.
● Soffit elements LD 45 LBE and LD 45 LBEV
cannot be combined with LD 30 units.
9 Mounting the wall sleeve and external cover | UK
9 Mounting the wall sleeve and
external cover
9.1 Mounting wall sleeve
LD 45 RH 500/RHL for LD 45 units
A Outline of internal cover
B Cable feedthrough, position depends
on unit type
LD 45 RH 500/RHL for LD 30 units
A
Outline of internal cover
B LD 30 cable feedthroughs
M Wall sleeve centre
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