Polarity Reversal / City TIE
Model TPR-300 from Siemens – Fire Safety serves as a bi-functional module in Siemens Model TXR-320 fire alarm control panels (FACPs), providing outputs for city-tie box and reverse-polarity applications. When configured as a city-tie module, Model TPR-300 is the interface between the indicating circuits and master box of each Siemens Model TXR-320 FACP. Model TPR-300 interfaces between the reverse-polarity receiver and the Model TXR-320 FACP when functioning as a reverse-polarity module. The City-Tie / Reverse Polarity Module is UL 864 9th Edition Listed.
| Weight | 5 lbs |
|---|---|
| Manufacturer | Siemens Industry, Inc. |
| Brand | |
| Condition | New |
| Unit of Measurement | EA (Each) |
| Production Status | Active |
