Attachment requirements for Data Terminal Equipment (DTE) to connect to public networks that have physical and electrical network presentations based upon the ITU-T V-series of recommendations (Endorsement of the English version EN 301401 V 1.2.6 (1999-10) as German standard)
Edition 2001-04

Terminal Equipment (TE) - Attachment requirements for pan-European approval for connection to the analogue Public Switched Telephone Networks (PSTNs) of TE supporting the voice telephony service in wich network addressing, if provided, is by means of Dual Tone Multi Frequency (DTMF) signalling (Endorsement of the English version EN 301437 V 1.1.1 (1999-06) as German standard)
Edition 2000-10

Digital Enhanced Cordless Telecommunications (DECT) - Global System for Mobile communications(GSM) - Attachment requirements for DECT/GSM dual-mode terminal equipment (Endorsement of the English version EN 301439 V 1.1.1 (1999-03) as German standard)
Edition 2000-07

Digital Enhanced Cordless Telecommunications (DECT) - Integrated Services Digital Network (ISDN) - Attachment requirements for terminal equipment for DECT/ISDN interworking profile applications (Endorsement of the English version EN 301440 V 1.2.2 (1999-01) as German Standard)
Edition 1999-12

Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 2: Mounting and operating conditions for draw-off taps and mixing valves (ISO 3822-2:1995); German version EN ISO 3822-2:1995
Edition 1995-05

Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 3: Mounting and operating conditions for in-line valves and appliances (ISO 3822-3:2018); German version EN ISO 3822-3:2018
Edition 2018-04

Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 4: Mounting and operating conditions for special appliances (ISO 3822-4:1997); German version EN ISO 3822-4:1997
Edition 1997-03

Integrated Sevices Digital Network (ISDN); 3,1 kHz telephony teleservice; attachment requirements for handset terminals; english version ETS 300085:1990
Edition 1992-02

Integrated Services Digital Network (ISDN); attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access; layer 3 aspects; english version ETS 300104:1991
Edition 1992-05

Integrated Services Digital Network (ISDN) - Attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access - Layer 3 aspects; English version ETS 300104:1991/A1:1994
Edition 1994-11