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  3. LQVA Connection frame

FläktGroup LQVA Connection frame Installation guide

  • Hello! I'm your chat assistant. I've analyzed the provided installation instructions for the FläktGroup's LQVA End Connection Frame, including its accessories like flexible connections, connection pieces, counterflanges, and protective screens. I'm ready to answer your questions about the installation process, damper features, torque specifications, and available accessories detailed in this document.
  • What accessories are supplied mounted on the unit section?
    What is the maximum permissible pressure differential when the damper is closed?
    What is the maximum torque loading on the damper?
    What are the available damper actuator options?
FläktGroup DC_9134GB 20180417_R0 Specifications are subject to alteration without notice
Without damper
sizes 60
With damper
sizes 60
Without damper
sizes 62 –84
With damper
sizes 62 –84
Fig. 1
Fig. 2
Fig. 4
LQVZ-05
protective screen
LQVZ-04
counterflange
LQVZ-03
connection piece
LQVZ-02
flexible connection
LQVZ-03 end panel with
conn. frame, if fitted
LQ-panel
LQAZ-10
sealing
strip
PG slip clamp
connection
Flange
connection
Holes for M8 screws.
Screws are not
included.
Fig. 3
Accessories
LQVA END CONNECTION FRAME
INSTALLATION INSTRUCTION
2
Installation instruction
FläktGroup DC_9134GB 20180417_R0 Specifications are subject to alteration without notice
CONNECTION TO THE DUCTING
Connection accessories: LQVZ-02 flexible connection, LQVZ-03
connection piece and LQVZ-05 protective screen are supplied
mounted on the unit section. The LQVZ-04 counterflange is delivered in
unmounted condition and should be fitted as shown in Figs. 6 and 7.
PG-JOINT
DAMPER ACTUATION
ACTUATOR
The damper can be actuated by means of the LQVZ-01 lever actuator
(accessory) or the LQAZ-11 damper actuator motor (accessory) as
shown in Fig. 1 and 3.
ISULATION
External dampers are supplied with a cover over the lever actuator
system. This permits external insulation of the damper.
TORQUE
The table below specifies the necessary torque.
COMMISSIONING
3154 22;1 EUVA FIG 5
Fig.5 Fig. 6
FLANGE CONNECTION
3154 22;3 EUVA FIG 7
Fig. 7 Fig. 8
COLLARED DUCT
Fig. 9 Fig. 10
3154 22;2 EUVA FIG 6
3154 22;4 EUVA FIG 8
3154 22;5 EUVA FIG 9
Gasket
Flexible
connection
Connection
piece
Flexible
connection
Connection
piece Gaskey
Gasket
Collared
duct
Gasket
Counter-
flange Counter-
flange
CAUTION!
When starting the fan, make sure that the intake
damper is open. The maximum permissible
pressure differential when the damper is closed
is 1000 Pa.
Maximum torque loading on the damper: 30 Nm.
Numbers of actuators Torque, Nm Sizes
115 60
212 62
214 64
213 71
215 73
214 80
216 82
219 84
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