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Electromagnetic hold-open device, single-leaf with GTS 640 and integrated smoke detector
Holds a door of up to 1250 mm open securely and meets accessibility requirements in accordance with Spec 18040 and DIN SPEC 1104
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The system complies with the latest testing principles
- Magnet switch-off time on alarm min. 3 sec.
- Overpressure capacity of system/door, can be adjusted to below 80 N (for use without manual switch)
- Circuit monitoring of ceiling detectors and manual switches
All electronic components in the sliding rail are fully pre-assembled, wired and the assemblies checked ex works
- This enables faster assembly without faults
- Smoke detector with contamination indicator and automatic calibration for preventing false alarms
Quick mounting of the sliding rail using only two screws
- Same drilling pattern as with sliding rails for the door closer
Easy routing of the connecting cable through cable duct integrated into the sliding rail
The operator of the systems is required to commission the system after initial installation, to test it monthly for the first 12 months, and afterwards, if there are no functional defects, to test it every 3 months and perform a service once a year. Würth offers suitable seminars for this via the Academy.
Delivery time: approx. 10 working days.
| Classification key in line with DIN EN 1154: 1996 + A1:2002 | |||||
| 3/4 | 8 | 2 - 5 | 1 | 1 | 4 |
Dimensions subject to change. Subject to technical changes.
A hold-open device is an electrical device that is used to keep fire protection closures open. The door leaf can be held in the open position until the device is either tripped manually or automatically via the smoke detector in the event of a fire or power failure, then the door closes. For single-leaf fire, smoke protection and panic doors made of metal or wood.
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