Since 1977 Wittur supplies the lift industry with versatile and high-quality doors.
Since 1977 Wittur has been providing the lift industry with versatile and high-quality doors. More than 30 years later Wittur is the leading company in the lift doors segment, with state-of-the-art technical solutions and unparalleled product range. Regardless of whatever your lift requires - a round door with panoramic panels rather than a straight or a folding one - Wittur can supply the best solution for your needs.
Research for innovative solutions and rigid control of product quality are key features of Wittur Safeties. 
Wittur offers a wide range of car and counterweight frames. Modularly conceived, these components are very flexible in terms of rated load, height and width. The wide range of accessories includes safety gears, suspension pulleys, compensation chain and travelling cable hangers, allowing configurations suitable for different shaft layouts, lift designs and rated speeds. Wittur can also supply special frames for tailored projects.
Research for innovative solutions and rigid product quality control are key features of Wittur Safeties.
According to EN81-1/2 A3 and EN81-21 A1 (new lifts in existing buildings), new lifts installed after January 1st 2012 must be equipped with a system to prevent a car moving away from the floor with the landing door not in the locked position and the car door not in the closed position.
Since 1977 Wittur supplies the lift industry with versatile and high-quality doors..jpg)
Since 1977 Wittur supplies the lift industry with versatile and high-quality doors.
Since 1977 Wittur supplies the lift industry with versatile and high-quality doors.Safety Clearance System for pit or headroom
HSG - HSK
HSG-HSK allows to comply with EN81 rules even when the space in the pit or in the headroom would be too narrow to grant service man's safety.
When a landing door is opened with the flush key, the device is activated and prevents the car to reach the bottom or the top of the shaft by swinging blocks.
- Feasible installation both in the pit or in the headroom
- Compliant with requirements as per LD 95/16/EC (EN81)
- Compliant with requirements as per EN81-21 for existing buildings
- Solution for risk # 14 of EN81-80 standard (SNEL)
- Suitable for every type of lift
- Full automation: activated by opening of lower landing door
- Emergency unlocking device for all conventional makes of doors
- Self-monitoring: switched on and off at every car run
- Easy engineering
Technical features
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With PU-buffers Ø 125 h 100 mm rated speed
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0.2 - 1.0 (EN81)
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P+Q max
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2972 kg (EN81)
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With oil buffers max. rated speed v
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1.6 m/s (EN81)
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P+Q max
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6000 kg (EN81)
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Subject to change without notice
Contact
Martin Tang,
Key account manager for KONE
Lucifer Li,
Key account manager for Schindler
Jeff Bian,
Key account manager for OTIS
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