Juwent WD-16, Instruction Manual, Page: 10 / 20

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PUT noise damping roof base
Fan type Base size
A
[mm]
B
[mm]
C
[mm]
H
[mm]
Weight [kg]
WD-16 PUT-1 360 330 662 700 22,5
WD-20 PUT-2 412 380 712 700 25,5
WD-25 PUT-3 452 420 752 700 27,5
WD-31,5 PUT-4 512 480 812 700 30,5
WD-40 PUT-5 592 560 892 900 49
Efficiency of universal base noise damping is in the A scale ~14dB(A).
7. TRANSPORT
Fans are delivered as completely assembled, protected against pollutions and weather with
polyethylene foil or cartboard box.
The fan is delivered with the Product Book.
The PU and PUT roof bases are additional equipment and are delivered separately protected with
polyethylene foil.
The fans should be transported on one level so as to prevent any mechanical damages.
8. SAFETY RECOMMENDATIONS
Roof fans should be used in accordance with the operation manual.
Installation, connection, commissioning, inspection and repair works on the fans should
be performed by an authorised technician, and electrical works by a person holding the
required qualifications.
All maintenance and repair works should be carried out with voltage off
In the case of the fan failure immediately turn the motor electrical power supply off.
The fan can only work with properly operating electrical protection devices. It must be
uninterruptedly connected to the electrical installation fitted with protection terminal,
residual-current device and service switch.
Use original spare parts only.