Louvre window drive


Freely configurable and virtually silent: at up to 1800 N, the LD Series opens and closes even the heaviest louvre windows quietly and reliably. In addition to this standard version, the LDx-1-PLP is also available in an "fail-safe version".
Product NamePriceQty

Performance features

  • Max. force of pressure and tensile force of 1400 N and 1800 N
  • Holding force of 5000 N for very large louvre windows
  • Louvre window drive can be adapted for all common louvre manufacturers (such as EuroLam, Fieger, HAHN, NACO, Schneider + Nölke)
  • Centrally supported driver position
  • Developed based on EN 12101-2
  • Can be used  for openings for smoke exhaust and for daily ventilation
  • With motor electronics controlled via microprocessor
  • With a sound pressure level of LpA ≤ 45 dB(A), the drive is among the quietest of its class
  • Corrosion‑protected drive components
  • Programmable drive functions and different drive parameters
  • Additional passive and active anti‑trap protection system for the main closing edges with reversing function
  • A fail-safe version of the LDx drive is available, which guarantees opening and closing in the event of a power cut, the function is secured by an energy storage (LDx-1-PLP-FS). The technical data and dimensions of the fail-safe version is different from the LDx-1-PLP version, for more information about the fail-safe product please contact us.

Technical Data

Supply 24 V DC / ±20 % / 1.6 A
Force of pressure 1800 N
Tensile force 1800 N
Nominal locking force 5000 N
Nominal force 1800 N
Service life 20000 double strokes
Stroke 36 - 90 mm
OPEN running speed 2 mm/s
CLOSED running speed 2 mm/s
Type of protection IP 40
Emission sound pressure level LpA ≤ 45 dB(A)
Temperature range -5 °C … +75 °C *
Fire resistance B300 (30 min / 300 °C)
Housing Aluminium
Surface Anodized
Connection Silicone cable
W x H x D 365 x 67 x 38 mm
* In accordance with VdS 2580


TypeArt. NoRemark
LDx-124.021.10Variable equipment possible

Potential drive options

Approvals / Certificates

These products are also available with the following approvals:

Find out about permission details from your D+H Partner.


LDx-0700-0090-1-PLP-FS - Louvre window drive, fail-safe (190.22KB)
LDx-1, LDx-5, LDx - Louvre window drive (158.87KB)

LDx-1 - Louvre window drive (2MB)

LDx-1-ACB, LDx-5-ACB - Louvre window drive (1.34MB)
LDx-1-PLP, LDx-5 - Louvre window drive (1.23MB)

LDx-1 [24.021.10]