Mounting in the
vertical
orientation shown above IS NOT ADVISABLE
for LPHW units due to the actuator being below the valve.
Service/Maintenance Access – Unit must be installed with a
minimum of unit depth as additional clearance i.e DS1A-NES
either allow 233mm above or below unit.
For systems which include supply fans with heating other than
where the BMS (0-10V) has control, the appropriate user control is
required (i.e. ES-LCD or ES-CI
)
.
The EMC Directive
20
1
4/
30
/E
U
The Low Voltage
Directive
20
14/3
5/E
U
18. 10. 17. Leaflet Number 671679
DAVE Supply Fans (ES Models) 50/60Hz
For Internal and External use
Installation & Maintenance Instructions
Assembly with
base frame.
Palletised.
Forklift.
Slings via spreaders fitted to unit
with base frame.
Please note that above images are
examples of typical lifting methods.
Actual unit lifting plan and risks
must be assessed by competent
personnel before moving the unit.
DS1A-NES
H
| |
|
|
|
|
1 2
3
4 5
6
1.
DAVE Range
2.
Supply fan
3.
Case size (1-7)
4.
L = LPHW Coil/valve
E = Electric heater
N
= No heater
5.
ES
= Ecosmart control
6. No suffix = 50Hz
H = 60Hz
Front Elevation
Control
Airflow
DAVE Supply Fans
The Dave range of in-line backward curve fans consisting of
9 duty sizes with a maximum of 1.1m
3
/s (1100l/s).
Units are manufactured from aluzinc, rectangular in section and have
circular rigid spigots at each end. All units are supplied with fixing
brackets designed to simplify installation.
1.0 Fan Unit Coding Descriptions
2.0 Handling
Always handle the units carefully to avoid damage and distortion.
Care must be taken to ensure any slings used for hoisting do not
damage the casing or the control module components.
Note: The weight of the unit is on the rating plate.
Figure 1: Typical lifting methods.
3.0 Installation
Installation must be carried out by competent personnel, in
accordance with good industry practice, the appropriate authority
and in conformance with all statutory and governing regulations.
Access to the unit for maintenance is via the top or bottom lid,
therefore this should be taken into account before installation
takes place (See important note below).
Figure 2: Mounting in t
he vertical
orientation
below
is not advisable
(LPHW units only).
Units are supplied complete with four support mounting brackets
for quick and easy installation, either surface mounted or suspended
with drop rods.
Figure 3: Units supplied with four mounting brackets with
1 x M8 hole in each.
External units must not be installed at an angle over 5° from
the horizontal.
Nuaire: A Trading Division of Polypipe Limited
Western Industrial Estate Caerphilly United Kingdom CF83 1NA
T: 029 2088 5911 F: 029 2088 7033 E: info@nuaire.co.uk W: www.nuaire.co.uk
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