The MNB-300 mounting base, manufactured before January 2009, does it comply with the UL 864 standard?

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Issue

The MNB-300 mounting base, manufactured before January 2009, does it comply with the UL 864 standard?

Environment

• MNB-300 mounting base
• UL 864

Cause

Information on MNB-300 compliant with the UL 864 standard.

Resolution

The MNB-BASE-300 has electronics on it that cannot be used for smoke control if it has a manufactured date prior to receiving UL 864 certification (January 2009).