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electric latch retraction mortise exit device
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RELATED FAQS
Question
Answer
Can the Von Duprin EL option be added to any existing 98/99 device?
Resolution:
The Von Duprin EL option can be added to any existing 33A/35A, 98/99 series exit devices. :
Can the Von Duprin exit alarm ALK and electric latch retraction QEL or EL device be in the same device?
Resolution:
No, Von Duprin exit alarm ALK and electric latch retraction QEL or EL are installed in the same location and can't be ordered together with the same device.:
Can fire rated exit devices have electric latch retraction?
Resolution:
Yes, fire rated exit devices can have electric latch retraction. However, the devices must be tied into a fire alarm system to remove power from the units so the doors will be latched in the ...:
Why doesn't full rotation of the AD or CO Series Exit Trim (993) outside lever fully retract the Von Duprin 98/99 Exit Device latch?
Resolution:
- AD Series and CO series products require that the Night Latch (NL) screw is installed in the exit device. Be sure this screw is installed- Exit hardware and strike must be properly mounted ...: