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D + H LDx-5-ACB

By: Joseph

Brand: D+H | Manufacturer Part numbers:  LDx-5

This product is suitable for:

  • Louver windows
Specifications at a glance:

Power Supply: 230 V AC / +10 % … -15 % / 50 Hz
Force: 1800 N
Nominal Locking Force: 5000 N
Protection Class: IP40

Colours Available:

Available in Anodized Aluminium

Bracket Options:
Options listed in Download Pdf below.
Get in touch for help picking the right brackets for your window.

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Narrow design and concealed cable infeed: the louvre drives of the LD Series boast more than 1500 colour options, which means you can always find a design that matches the building architecture. The LDx-5-ACB design features an integrated 230 V power supply unit.

Max. force of pressure and tensile force of 1400 N and 1800 N
Holding force of 5000 N for very large louvre windows
Direct control via 230 V AC
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 DIN EN 12101-2
Can be used for openings for smoke exhaust and for daily ventilation
With BSY+ motor and synchronised 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
Integrated ACB (Advanced Communication Bus) bus interface with Modbus RTU protocol
The drive is integrated directly via open bus communication through the ACB (Advanced Communication Bus), e.g. in a building management system

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Product Applications

This product is suitable for:

  • Roof & Skylight windows
  • Top & bottom hung windows
  • Conservatory Ventialtion

Technical Details


Power Supply:
230 V AC / +10 % … -15 % / 50 Hz

Force of pressure:
1800 N

Tensile force:
1800 N

Nominal Locking Force:
5000 N

Nominal force:
1800 N

OPEN running speed:
2 mm/s


CLOSED running speed:
2 mm/s

IP 40

Emission sound pressure level:
LpA ≤ 45 dB(A)

Temperature range:
-5 °C … +75 °C

Fire resistance:
B300 (30 min / 300 °C)

Anodized Aluminium

2.5 m silicone cable

W x H x D:
365 x 67 x 38 mm

Download PDF's

LDx-5 Instructions