Opening drives

E 250 NT * Compact design spindle drive with a wide area of application

Spindle drive E 250 NT Compact design spindle drive with a wide area of application
  • Continuously adjustable drive stroke and individual speeds for ventilation and smoke and heat extraction
  • Synchronisation of max. four drives without external control unit
  • Easy change of the mode of operation (Solo and Syncro, master/slave) via DIP switch
  • IQ windowdrive - intelligent drive control
  • SHEV tested according to EN 12101-2
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Compact design spindle drive with a wide area of application

Application Areas

  • Smoke and heat extraction system and natural ventilation (24 V) for direct opening in the façade and roof area
  • Inward- and outward opening windows with bottom-hung, top-hung and side-hung leaves as well as roof windows
  • Can be used in the exhaust air and air intake
  • Protected outdoor area (e.g. conservatories) with variant E 250 NT AB
  • Installation on wooden, PVC or metal windows

Product data

E 250 NT
Possible stroke heights 100 mm, 150 mm, 200 mm, 230 mm, 300 mm, 500 mm, 750 mm, 1000 mm
Opening speed smoke and heat extraction: 5.7 mm, stroke 500: 9.5 mm/s
Opening speed ventilation 5 mm/s
Tensile force (max.) 750 N
Force of pressure (max.) 750 N
Holding force (max.) 2000 N
Voltage at operation ± 25 %, ± 25 %
Operating voltage 24 V DC
Current consumption 1.3 A
Power consumption Ventilation (24 V): 0.9 A; RWA (18 V): 1.0 A, Stroke 500: Ventilation (24 V): 1.1 A; RWA (18 V): 1.3 A
Power consumption 20 W
Duty rating 30 %
Connection cable length 2 m
Special length of power supply cable 5 m, 7.5 m
min. core dimension 0.75 mm²
Number of cables 4 cores
Temperature range -5°C...+70°C
IP rating IP65
protection rating III
Syncro function Yes
Additional locking available Yes
Type of additional locking device Locking drive
Type of stroke shortening Synchronising unit, Factory setting
End position cut-off extended electronic, via internal path sensor
End position cut-off retracted electronic, via path and load
Overload cut-off Yes
Complete opening within 60 s yes, up to 500 mm stroke
SHEV tested Yes
SHEV additional information yes, up to 500 mm stroke
Synchronisation (max.) 4 drives
Bottom-hung window INWARD-opening frame installation No
Bottom-hung window INWARD-opening leaf installation Yes
Bottom-hung window OUTWARD-opening frame installation Yes
Side-hung window INWARD-opening frame installation Yes
Side-hung window INWARD-opening door leaf installation Yes
Side-hung window OUTWARD-opening frame installation Yes
Top-hung window INWARD-opening frame installation Yes
Top-hung window INWARD-opening leaf installation Yes
Top-hung window OUTWARD-opening frame installation Yes
OUTWARD-opening roof window Yes
Projected top-hung window OUTWARD-opening frame installation No

Downloads

Variants & Accessories

Contact

UK GEZE Central +44-1543-443000 Hotline for architects +44-1543-443013 GEZE Service +44-845-017-1593