Aiphone Corporation RY-3DL Selective Door Release Adaptor for JF, JM, or KB Series, ABS Plastic Construction

Aiphone Corporation RY-3DL Selective Door Release Adaptor for JF series, JM series, or KB series. Selective door release with one button. Door release contacts release the door where communication is established. Normally open (N/O) contacts for electric strike. Normally closed (N/C) contacts for magnetic locks. Easy to install with screw terminal connections. Discharges up to 180V of surging voltage when used with surge arrestors; designed for protection of intercom station wires and power inputs to Aiphone DC powered systems where required.

• A surge arrestor designed to protect Aiphone intercom systems from damage due to power surges and lightning strikes
• Can protect power inputs to all Aiphone DC powered systems and intercom circuits by dispersing surges on the station wires
• Each SA-1 will protect two intercom station wires and discharge up to 180V of surge voltage
• Discharges up to 180V of surging voltage
• Easy to install - screw terminal connections