DLF1/7 or DL1/6

for single-leaf doors

The basic device for single-leaf doors covers the most common applications. The integrated contact holder insert with contact for locking mechanism and optional auxiliary switches enables a clean and safe wiring. The device can be supplemented by an adjustable door switch for monitoring the closed position.

111_tv_standard_dlf1_7-x15u-10_isometrisch

Features:

general:

metal housing with high stability
transparent cover for optimal function control
silent due to buffers in both dircections
maintenance-free by permanent lubrication with high quality lubricants (up to -30 °C)
oiled felt ring at latch bolt for lubrication as well as for sealing against dirt and dust (at X-dimension ≥ 10 mm)
constrained faulty closure at DLF1/7 for use in passenger lifts
contacts with solid fine silver plating for a reliable function even at low voltages and currents
auxiliary switch as normally closed contact and/or normally open contact with two galvanically isolated
contacts possible
extensive range of accessories

special features:

contact holder insert with switch for locking mechanism and double auxiliary switch as option
optional: adjustable door switch for monitoring the closing position (PZ73)
comfortable wiring by large terminal compartment
terminals with pressure plate for the connection of two lines
connection for bowden cable or cable pull for actuation or unlocking available, e.g.
application 1: unlocking from the pit ladder (< 1.80 m according to EN 81-20)
application 2: offset emergency release triangle (< 2 m according to EN 81-20)
application 3: actuation by bowden cable as alternative to pull rod
compatible with no longer available KRONENBERG door interlocks (TV1, TVL1)

Order information codes:

Technical data:

Normen

EN 81-20, EN 81-50, EN 60947-5-1

norms	EN 81-20, EN 81-50, EN 60947-5-1
certificates	type approval certificate: EU-DL 013 (DLF1/7) and EU-DL 015 (DL1/6) UL-certificate 20141104-SA34041 (DLF1/7-UL)
switching capacity: switch for locking mechanism auxiliary switch .9/…	Ui = 250 V Ith = 10 A Uimp = 4 kV AC-15: Ue = 230 V Ie = 2 A DC-13: Ue = 200 V Ie = 2 A AC-15: Ue = 230 V Ie = 2 A DC-13: Ue = 200 V Ie = 0.5 A
short-circuit capacity	T 10 A F 16 A
contact material	fine silver
actuation: actuation torque (typical) actuation force (typical) max. force in non-operating state	1.5 Nm at the roller lever 40 N at the pull rod 17.5 N at the roller lever (at 35 mm stroke) 5 N at the pull rod
connection	by screw terminal max. 2.5 mm² cable entry Ø = 23 mm with rubber grommet
level of protection	IP40 (IP20 at .6 und .7)
ambient air temperature	-10 °C up to +65 °C (special version up to -30 °C)
weight	850 g to 1100 g (according to version)