[14]
EC-TYPE EXAMINATION CERTIFICATE No
[15]
Description of Equipment or Protective System
This Certificate covers a headset series, with microphone and loudspeaker.
Type Designations
MT7H79F-50
MT7H79B-50
MT7H79P3E-50
MT7H79P3G-50
MT7H79P3K-50
MT7H79P3N-50
Technical Data
U
= 14V, I
= 350mA, P
i
i
[16]
142207
Report No.
Descriptive Documents
Name/Title
Specifications of documents - HTM
Product Description. Cup with microphone holder, Eex
approved
Product Description. Cup, Eex, Blue
Assembly drawing MT7H79P3N-50 Headset
Assembly drawing P3NG-F Helmet attachment with
friction cage
Product description Headset helmet attachment, EEX
Datasheet UDU-19RK-N from KTEL Corp.
Assembly drawing J22C-02
Routine Test
None
Special Conditions for Safe Use
[17]
The values stated for U
intrinsically output have the maximum available power P = 1,3W.
No other inductive load, except that of the headset, must be connected to the resistive current limited output.
I
indicates the total flow of current for the loudspeaker connection from the belonging apparatus.
i
[18]
Essential Health and Safety Requirements
See item 9
This certificate may only be reproduced in its entirety and without any change, schedule included.
Postal address:
P.O.Box 73 Blindern
N-0314 OSLO, NORWAY
Nemko 09ATEX1114X
[13] Schedule
= 1,3W
,
L
:0.8mH , L
/R
i
i
i
and I
assume that the supply from the belonging apparatus with resistive current limited
i
i
Office address:
Gaustadalléen 30
0373 OSLO
: 3,1H/
i
Drawing No.
P020043
7960-01 BA
7950-01 BA
P060633
P060631
MT7H79P3N-50
-
P060281
Telephone:
+47 22 96 03 30
Fax:
+47 22 96 05 50
69
Date: 2010-01-15
Nemko 09ATEX1114X
Rev
Date
----
2004-05-17
-
2001-12-17
-
2001-12-17
a.0
2006-12-18
a.0
2006-12-18
-
2006-12-18
-
2005-09-09
a
2006.09.21
Enterprise number:
NO 974404532
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