D+H | Source: www.dh-partner.com                        09.08.2026

Skylight system - SDS 3-1200-5
230 V AC

Performance features:
For opening and closing skylights for ventilation and smoke extraction applications.
Service life inspected with at least 10000 opening cycles for ventilation and an additional 1000 opening cycles for smoke extraction in accordance with EN 12101-2.
Flexible Installation for a clearance dimension of 1201 mm - 1400 mm.
Incl. emergency unlocking.
Optimal aerodynamic values by quick opening to 170°.
Power transmission structurally optimised, therefore minimum strain on ventilator frame and hinges.
High type of protection for drive unit, can therefore also be used under difficult ambient conditions.
Quick installation and easy handling thanks to modules pre-installed at the factory.
Expandable with signal module and BSY+ module.

Technical data:
Supply: 230 V AC / +10 % ... -15 %
Max. OPENING force incl. snow load: 2200 N
Max. CLOSING force: 500 N
Nominal locking force on the lift arm: 3400 N *
Service life: 11000 double strokes **
OPEN running speed: 60 s
CLOSED running speed: 60 s
Wind load class: 1500 Pa ** ***
Snow load class: 750 Pa ** ***
Type of protection: IP54
Temperature range: (-25 °C **** ) -5 °C … +75 °C
Fire resistance: B300 (30 min / 300 °C)
Connection: Electronic box, screw terminals
Weight: 19 kg

* Force at the outer edge of the skylight depends on the skylight dimensions
** Developed in accordance with EN 12101‑2
*** Values for skylight size of 2.25 m² (1.5 m x 1.5 m) at a skylight weight of 50 kg.
The value changes in proportion to changes in the skylight size and weight.
The skylight must be suitable for the loads.
**** On request

Brand: D+H
Type: SDS 3-1200-5
Art. No.: 27.903.06

Quantity: .......... psc     Price: ................. GBP     TP: ................. GBP

The D+H partner on site is at your disposal for design variants.

Important information:

This product description does not constitute a tender. The responsibility for compliance with public procurement law requirements lies with the tendering planner or architect.

Installation and commissioning in accordance with the manufacturer's instructions.

Subject to technical changes.