Supervisory Switch
OSYSU
·
SKU: OSYSU-SUPERVISORY-SWITCH
In Stock
OSYSU supervisory switch monitors the open position of OS&Y gate valves in fire protection systems. Available in OSYSU-1 with one SPDT contact set and OSYSU-2 with two SPDT contact sets. Features a weather-resistant enclosure, tamper-resistant cover screws, and indoor/outdoor installation capability.
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Technical Specifications
| Product_Type | Supervisory Switch |
|---|---|
| Model | OSYSU |
| Application | OS&Y Gate Valve Open Position Monitoring |
| Available_Models | OSYSU-1 and OSYSU-2 |
| OSYSU-1_Contacts | 1 SPDT Form C |
| OSYSU-2_Contacts | 2 SPDT Form C |
| Compatible_Valve_Sizes | 2 to 12 inch DN50 to DN300 |
| Weight | 0.73 kg |
| Cover_Material | Weather UV and Flame Resistant High Impact Composite |
| Base_Material | Die Cast Metal |
| Finish | Black Powder Coat |
| AC_Contact_Rating | 10 A at 125/250 VAC |
| DC_Contact_Rating | 2 A at 30 VDC Resistive |
| Minimum_Contact_Rating | 10 mA at 24 VDC |
| Operating_Temperature | -40 to 60 C |
| Enclosure_Rating | NEMA 4X IP65 and NEMA 6P IP67 |
| Installation | Indoor or Outdoor |
| Conduit_Entrances | Two 1/2 inch Knockouts |
| Cover_Tamper_Protection | Tamper Resistant Screws |
| Optional_Tamper_Switch | Available |
| Service_Standards | NFPA 13 13D 13R 72 |
| Switch_Activation | Within First Two Valve Wheel Revolutions During Closing |
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