Nederman NEX S, User Manual

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NEX S
EN
3.3 Technical data
NEX S
Hose diameter Ø 125 mm / Ø 160 mm
Noise level
*
:
• NEX S (Ø 125) 65–66 dB(A)
• NEX S (Ø 160) 68–71 dB(A)
Weight:
• NEX S 2 m (Ø 125) 13 kg
• NEX S 2 m (Ø 160) 14 kg
• NEX S 3 m (Ø 125) 19 kg
• NEX S 3 m (Ø 160) 20 kg
• NEX S 4 m (Ø 125) 24 kg
• NEX S 4 m (Ø 160) 25 kg
Airflow
**
:
• NEX S (Ø 125)
maximum 1100 m
3
/h
• NEX S (Ø 160)
maximum 1700 m
3
/h
Temperature use (all models) 80 °C
Zone, dust
*** 21, 22
Zone, gas
***
1, 2
*
Measured according to ISO 11201.
**
Also, apply to local directions.
*** According to ATEX-work directive 99/92/EEC.
4 Installation
4.1 Delivery check
If there are any damaged or missing parts when the
product is delivered, notify the carrier and the local
Nederman representative immediately.
4.2 Mounting NEX S
See, Figure 4a – Figure 8 . The extractor arm can be
mounted on a wall. Ensure that the wall surface is
level, and use the wall bracket to mark the holes.
Use locking fixing bolts and nuts suitable for the wall
material. The bolts must each stand a minimum torque
force of 1100 N (NEX S 2 m), 2400 N (NEX S 3 m),
4000 N (NEX S 4 m).
Use a spirit level and make sure that the extraction
arm is fitted in a horizontal position.
NOTE!
• Make sure the NEX S housing is properly
grounded. See Figure 8 and Section 4.3 Earth
control measurement .
• Fill out the installation protocol when fin-
ished installing the NEX S.
4.3 Earth control measurement
• Check for proper earth connection, after both the
main installation and regular maintenance. This is
done by measuring as illustrated in
Figure 8 item 10.
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