Cable cooling compartment is generally required for cable entry
Cable cooling compartment is generally required for cable entry


Tunnel Electro Fixed Housing

Installation of electrical systems

Especially for road tunnels

Suitable for function maintenance

  • Geprüft entsprechend deutscher Industrienorm
  • PRIORIT Bauteile sind druck- und sogstabil bis 1000 Pa
  • Geprüft entsprechend harmonisierter europäischer Norm
  • PRIORIT Bauteile für Verkehrstunnel entsprechen den gesetzlichen und technischen Anforderungen
  • Baustoffe/Bauteile und/oder Bauarten mit allgemeinem bauaufsichtlichem Prüfzeugnis (abP) oder allgemeiner bauaufsichtlicher Zulassung (abZ) . Die Herstellung der Produkte wird bauaufsichtlich überwacht.
  • PRIORIT Bauteile verfügen über standardisierte, sichere Schließsysteme
  • PRIORIT Produkte sind geeignet zur Herstellung einer Feuerwiderstandsfähigkeit von 90 Minuten
  • PRIORIT Bauteile und Verbundstoffe sind inklusive Oberfläche geprüft und klassifiziert nach EN 13501-1: nichtbrennbarer Baustoff der Klasse A2 – s1, d0


Fire-resistant wall housing as empty case for the maintenance of performance function of electrical installations over 90 minutes. Design suitable for use in road tunnels according to DIN 4102,
Directive 2004/54/EG, RABT, ZTV-ING Part 5.

Safety principle - Tunnel electric hanging cabinets installed in emergency call recesses

Cable entry IP 65


  • Fire resistance 90 minutes: fire-resistant
  • Classification: Suitable for the maintenance of performance of electrical installations up to 90 minutes.
  • Smoke protection
  • Safety class II
  • Stable against pressure / suction up to 1000 Pa
  • Protection rating in accordance with IP 65


  • Empty case for wall mounting in emergency call booths
  • Prepared for the installation of standard sized panels and mounting plates
  • Single-leaf design up to a width of 800 mm
  • Doors with stainless steel bands
  • Turning lever in stainless steel 1.4571 prepared for profile single cylinder
  • Circumferential fire, smoke and dust proof seals
  • Fire barrier with circumferential fire, smoke and dust proof seals
  • Optionally integrated F 90 separating strip to separate the general/safety related power supply network for fire protection purposes
  • Fastening in tunnel through mounting brackets at the top side of the housing
  • Cable entry through cable cooling attachment and cable compartment with threaded cable connector
  • Connection points for on-site equipotential bonding
  • 1x cable cooling compartment 300 mm for single-sided cable entry
  • Integrated mounting plate for the individual mounting of electrical fixtures

Stainless steel bands

Material quality PRIODEK H

Material characteristic

  • Building material with surface coating, classified A2 – s1, d0 non-combustible
  • Outside surface in stainless steel 1.4571
  • Inside surface synthetic-coated
  • Door hinges in stainless steel 1.4571
  • Turning lever in stainless steel 1.4571

Dimension drawing

zeichnung prioelec eh tun

Scope of delivery

  • Empty case
  • Cable cooling attachment
  • Cable entry
  • Mounting plate
  • Two-way key bit element
Catalogue excerpt
Text for tender PRIOELEC EH TUN
  • Integrated F 90 separating strip as a separator for fire protection purposes
  • Special sizes and custom-made products on request
  • Second cable cooling compartment (for twin cable entries at the top and at the bottom)

ausfuehrung ohne trennsteg prioelec es tunTunnel electro hanging cabinets TUEH without separating strip

ausfuehrung mit trennsteg prioelec es tunOptional with separating strip, (complies with MLAR requirements)