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Liftmaster LM21XPBB Release Device with Battery Backup

Liftmaster LM21XPBB Release Device with Battery Backup

Liftmaster LM21XPBB Release Device with Battery Backup

Vendor
MFG:LiftMaster
SKU: LM21XPBB
Regular price
MSRP: $999.00
Sale price
Your Price: $745.00
Quantity must be 1 or more


Liftmaster LM21XPBB Extended Performance Release Device with Battery Backup

 

The LiftMaster® LM21XPBB Release Device is a UL/ULC listed normally energized fail-safe device designed for use on rolling doors, single-slide, center-parting level and inclined track doors. This device is a normally energized fail-safe releasing devices incorporating state-of-the-art electronic control circuitry. The release device responds to emergency conditions generated from an automatic initiating device and is used in conjunction with a fusible link system. The release device can be powered from 120Vac, 24 Vac, or 24Vdc. The24Vdc cannot be sourced from a fire alarm control panel or UL1481regulated power supply. The devices can be activated via a smoke detector or an alarm relay from the panel’s Form C dry contact relay.

FEATURES

  • UL 864 Revision 9 compliant.
  • Selectable 10, 20, 30 or 60 second delay on alarm.
  • Closed door detection capabilities.
  • Form C relay outputs for the transmission of alarm and trouble signals transmitted to the fire alarm control panel.
  • Testing function allows routine fire door testing without requiring activation of the smoke detector.
  • Audible trouble sounder to indicate when the release device is not operational.
  • Diagnostic feedback LEDs.
  • Battery backup for the release device and accessories.
  • Battery management system that can provide 24Vdc power for up to four smoke detectors and two horn strobes.

 

Download Manual

 

Liftmaster LM21XPBB Release Device with Battery Backup

Liftmaster LM21XPBB Release Device with Battery Backup

Liftmaster LM21XPBB Release Device with Battery Backup

Vendor
MFG:LiftMaster
SKU: LM21XPBB
Regular price
MSRP: $999.00
Sale price
Your Price: $745.00
Quantity must be 1 or more


Liftmaster LM21XPBB Extended Performance Release Device with Battery Backup

 

The LiftMaster® LM21XPBB Release Device is a UL/ULC listed normally energized fail-safe device designed for use on rolling doors, single-slide, center-parting level and inclined track doors. This device is a normally energized fail-safe releasing devices incorporating state-of-the-art electronic control circuitry. The release device responds to emergency conditions generated from an automatic initiating device and is used in conjunction with a fusible link system. The release device can be powered from 120Vac, 24 Vac, or 24Vdc. The24Vdc cannot be sourced from a fire alarm control panel or UL1481regulated power supply. The devices can be activated via a smoke detector or an alarm relay from the panel’s Form C dry contact relay.

FEATURES

  • UL 864 Revision 9 compliant.
  • Selectable 10, 20, 30 or 60 second delay on alarm.
  • Closed door detection capabilities.
  • Form C relay outputs for the transmission of alarm and trouble signals transmitted to the fire alarm control panel.
  • Testing function allows routine fire door testing without requiring activation of the smoke detector.
  • Audible trouble sounder to indicate when the release device is not operational.
  • Diagnostic feedback LEDs.
  • Battery backup for the release device and accessories.
  • Battery management system that can provide 24Vdc power for up to four smoke detectors and two horn strobes.

 

Download Manual