DNH AS
Phone................... + 47 35 98 56 00
Fax………............. + 47 35 98 56 10
E-mail...………............ [email protected]
Web-Site……………..
www.dnh.no
DNH WW Ltd
Phone……. + 44 1908 275 000
Fax.............+ 44 1908 275 100
E-mail…..........dnh@dnh.co.uk
DNH Speakers Inc
Phone........... + 1 484 494 5790
Fax…........... .+ 1 484 494 5793
DNH GmbH
Phone… + 49 040 6569 30-0
Fax....... + 49 040 6569 30-30
E-mail...........…. dnh@dnh.de
ISO 9001 CERTIFIED
DNH reserves the right to alter specifications without notice
HEAD OFFICE, NORWAY
ENGLAND
GERMANY USA
https://remote.dnh.no:987/teknisk/Dataark/Ex_EEx/Aluminum horns/H-
60EExeN(T) doc
Rev. 13.01.2015
Certified by / Certification code / Number: NEMKO / EEx de IIB+H
2
T5 / 01 ATEX 046
Certified b
y
/ Certification code / Number:NEMKO / EEx de IIC T5 / 01 ATEX 046
H-60EExeN
(
T
)
Installation, Operation and Maintenance Procedures
Unscrew lid, lead cable through cable gland and connect to terminal according required power.
If the Ex-loudspeaker is to be earthed, it must be done correctly using the specially marked screws.
Tight cable gland and screw lid back on with 2-3 Nm to assure IP grade.
Fasten the bracket with three screws and ensure to use all washers in the intended position. (To isolate the main
body from the bracket).
To change the position of the loudspeaker, please adjust the bracket (by loosening / tightening the screws) as
required.
Use only certified/specified cable glands and blanking plugs.
Standard model delivered with two M20 Ex approved plastic blinding plugs.
The loudspeaker should be checked on a regular basis to avoid any build up of debris.
The aluminum surface of the loudspeaker should be treated regularly with paint at the same interval as with other
similar outdoor equipment.
For optimum performance, always use the correct voltage / power and operate within the frequency limits as
stated.
Do not open loudspeaker when energized.
This loudspeaker is supplied with a two years warranty against defective workmanship.
Sound pressure levels at 1W/1m IIB version
Primary nominal
tappings 100V
From loudspeaker
Yellow to black(5)
1 : 2 20,0 W
1 : 3 10,0 W
1 : 4 5,0 W
Yellow to white(6)
1 : 2 2,5 W
1 : 3 1,2 W
1 : 4 0,6 W
Specifications IIB IIC
Material / Color Aluminum alloy SS4261 / RAL 7035
Mounting Bracket
Termination e-chamber, screw terminals
Weight w/transformer 3,8 kg
IP-rating 67
Max. / min. amb. temp
50C / -50C
Rated / max. power 20 W / 20 W
SPL 1W/1m 106 dB 101 dB
SPL rated power 117 dB 114 dB
Effective freq. range 370 – 6000 Hz 400-5000
Dispersion (-6dB) 1kHz / 4kHz
125 / 35 105 / 35
Directivity factor, Q
Options Impedances, colors, labels
II 2 G
Standard model delivered with two M20
Ex approved plastic blinding plugs
-
1
w innych językach
- English: Optimus AEX-20TL User manual
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