HS-8 EExmN(T)

N-3770 Kragerø DNH WW Ltd. Phone: (44) 1908 275 000

NORWAY England Fax: (44) 1908 275 100
Phone: (47) 35 98 56 00 E-mail: dnh@dnh.co.uk
Fax: (47) 35 98 56 10 DNH GmbH Phone: (49) 0406569 30-0
E-mail: dnh@dnh.no Germany Fax: (49) 040 6569 30-30
ISO 9001 Certified Web-site: www.dnh.no E-mail: dnh@dnh.de

Bracket and all outside nuts and screws in stainless steel.

Transformer:
100 Volt line
(options 70V, 50V )

Primary nominal tappings:

1:2 8,0 W
1:3 4,0 W
1:4 2,0 W

EX II 2G
M20 EExe ATEX
cable gland, Cable
diameter 8-13 mm

Certified by / Certification code / Number: NEMKO / EEx dem IIB+H2 T6 / 01 ATEX 297

1W/1m sine wave smooth 1/3 octave

Material/Colour Aluminium alloy / RAL 7031
Mounting Bracket
Termination e-chamber,screw terminals
Weight (4,0 lb) 1,8 kg
IP-rating (UL Equivalent) (4X & 6) 67
Max. / min. amb. temp (122°F / -58°F) 50°C / -50°C
Rated / max. power 8W / 8 W
SPL 1W/1m 100 db
SPL rated power 108 db
Effective freq. range 600- 6500 Hz
Dispersion (-6dB) 1kHz / 4kHz 160° / 45°
Directivity factor, Q
Options Impedances, colors, labels

Installation, Operation and Maintenance Procedures

l When mounting the loudspeaker please ensure that it is re-assembled in the same manner in which it was received.
l To change the position of the loudspeaker please adjust the bracket (by loosening / tightening the screws) as
required.
l For optimum performance, always use the correct voltage / power and operate within the frequency limits as stated.
l Use only certified/specified cable glands and blanking plugs.
l Do not open loudspeaker when energized.
l The loudspeaker should be checked on a regular basis to avoid any build up of debris.
l Fasten lid with a torque of 2 -3 Nm.
l Ex-loudspeakers should be earthed correctly using the specially marked screws.
l This loudspeaker is supplied with a 2 year warranty against defective workmanship.

Most of our products are available in different colors, impedances and power ratings.

DNH reserves the right to alter specifications without notice. Rev. 11.02.2005
 HS-15EExIIN(T)
HEAD OFFICE, NORWAY ENGLAND GERMANY USA
DNH AS DNH WW Ltd DNH GmbH DNH Speakers Inc
Phone................... + 47 35 98 56 00 Phone……. + 44 1908 275 000 Phone… + 49 040 6569 30-0 Phone........... + 1 484 494 5790
Fax………............. + 47 35 98 56 10 Fax.............+ 44 1908 275 100 Fax....... + 49 040 6569 30-30 Fax…........... .+ 1 484 494 5793
E-mail...………............ dnh@dnh.no E-mail…..........dnh@dnh.co.uk E-mail...........…. dnh@dnh.de E-mail..dnh@dnhspeakers.com
ISO 9001 CERTIFIED Web-Site…………….. www.dnh.no

70/100 volt combined

EExe M20 Bracket and all outside nuts and transformer
screws in stainless steel. Primary connections
Cable dia: 8 – 13mm White : Green 70 V
White : Red 100 V
Secondary
II 3 G Ex nA II Gc nominal tappings
II 3 D Ex tc IIIC T79°C
Certified by NEMKO / Number: Nemko 10ATEX1056 1:4 15,0 W
1:3 8,0 W
2:4 5,0W
1:2 4,5 W
3:4 2,5 W
2:3 1,0 W

Sound pressure levels at 1W/1m Sine wave Specifications

Material / Color Aluminum alloy / RAL 7035
Mounting Bracket
Termination e-chamber, screw terminals
Weight w/transformer 2,7 kg
IP-rating 67
Max. / min. amb. temp 50C / -50C
Rated / max. power 15 W / 15 W
SPL 1W/1m 107 dB
SPL rated power 118 dB
Effective freq. range 370 – 7000 Hz
Dispersion (-6dB) 1kHz / 4kHz 150° / 40°
Directivity factor, Q(2kHz)
Options Impedance, colors, labels

Installation, Operation and Maintenance Procedures

 Fasten the bracket to wall with 1-3 screws and ensure to use all washers in the same position that the loudspeaker is delivered
with. (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.
 For optimum performance, always use the correct voltage / power and operate within the frequency limits as stated.
 Use only certified/specified cable glands and blanking plugs reflecting the same specifications as the rest of the loudspeaker
with respect to IP rating and environmental temperature. (ATEX approved)
 WARNING: Do not open the loudspeaker while energized.
 The aluminum surface of the loudspeaker should be regularly treated with paint at the same interval as with other similar
outdoor equipment.
 If the loudspeaker is to be earthed, this must be done correctly to avoid galvanic corrosion.
 Fasten lid with a torque of 2 – 3 Nm to assure the IP rating.
 This loudspeaker is supplied with a 2 year warranty against defective materials and workmanship.

DNH reserves the right to alter specifications without notice

T:\Dataark\DOC-format\Ex EEx\Zone 2\HS15EExIINT.doc Rev. 10.09.2012