{"product_id":"viking-vxd-double-interlock-preaction-fire-protection-system-loose-trim","title":"Viking VXD Double Interlock Preaction Fire Protection System  - Loose Trim","description":"\u003cdiv\u003e\n\u003ch1\u003eViking VXD Double Interlock Preaction System: Advanced Fire Protection for Sensitive Environments\u003c\/h1\u003e\n\u003cp\u003e\nThe Viking VXD Double Interlock Preaction Fire Protection System with Electric\/Pneumatic Release is an advanced solution engineered to safeguard sensitive environments where accidental water discharge could cause extensive damage. This robust system utilizes a dual-verification process, requiring both an electrical detection signal and a loss of air pressure within the sprinkler piping before water is released. It's an ideal choice for facilities such as data centers, museums, archival vaults, and freezer warehouses, where preventing inadvertent water release is paramount to protecting critical assets.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDouble Interlocked Design\u003c\/b\u003e: This system uniquely requires two independent events to occur simultaneously before water is released into the sprinkler piping: an electrical detection signal from a fire alarm control panel and a loss of air pressure within the sprinkler piping (indicating a sprinkler head has opened). This significantly reduces the risk of accidental discharge, providing a higher level of security than single interlock or dry pipe systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eElectric\/Pneumatic Release\u003c\/b\u003e: Engineered for precise control, the system activates only when both the electric detection system confirms a fire hazard and a sprinkler head has activated due to heat. This dual release mechanism ensures accurate and reliable water flow control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eComprehensive Monitoring\u003c\/b\u003e: Features a monitored solenoid, essential for NFPA 13 compliance, providing enhanced oversight of the system's operational status and ensuring long-term reliability. It includes multiple pressure gauges for real-time monitoring of system status and emergency release valves for rapid manual intervention, visible in the detailed product images.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Construction\u003c\/b\u003e: Built with high-strength ductile iron and precision-engineered components, this system ensures superior corrosion resistance and dependable performance in demanding commercial and industrial conditions. Its robust construction from materials like galvanized steel and brass (depending on trim) offers longevity and consistent performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCertified Performance\u003c\/b\u003e: This system is UL Listed and FM Approved, ensuring it meets the most rigorous industry safety and performance standards. It is also FM Approved as a refrigerated area system, making it particularly suitable for cold storage facilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSystem Compatibility\u003c\/b\u003e: Integrates seamlessly with a wide range of preaction and deluge fire suppression setups, supporting various control panels and pneumatic detection devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAdherence to Standards\u003c\/b\u003e: Manufactured to meet NFPA 13 (Standard for the Installation of Sprinkler Systems) and NFPA 72 (National Fire Alarm and Signaling Code) requirements, assuring compliance with national fire protection codes for installation, testing, and operation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nBy requiring dual verification before activation, the Viking VXD system minimizes the potential for costly water damage from false activations. The supervisory air pressure within the pipes allows for constant monitoring of pipe integrity, providing an early warning of potential leaks without the risk of water discharge. This system delivers swift activation and precise control to mitigate fire hazards effectively, offering unparalleled peace of mind for valuable infrastructure in environments like data centers, museums, and freezer warehouses where both fire and water can pose serious risks.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Viking","offers":[{"title":"Monitored Solenoid \/ 1-1\/2 in. \/ Brass","offer_id":49743074754808,"sku":"28065-2","price":6420.08,"currency_code":"USD","in_stock":true},{"title":"Non-Monitored Solenoid \/ 2 in. \/ Galvanized","offer_id":49743074787576,"sku":"23589-1","price":4495.88,"currency_code":"USD","in_stock":true},{"title":"Non-Monitored Solenoid \/ 2-1\/2 in. \/ Galvanized","offer_id":49743074820344,"sku":"23610-1","price":4570.43,"currency_code":"USD","in_stock":true},{"title":"Non-Monitored Solenoid \/ 3 in. \/ Galvanized","offer_id":49743074853112,"sku":"23631-1","price":4570.43,"currency_code":"USD","in_stock":true},{"title":"Non-Monitored Solenoid \/ 4 in. \/ Galvanized","offer_id":49743074885880,"sku":"23653-1","price":4710.82,"currency_code":"USD","in_stock":true},{"title":"Non-Monitored Solenoid \/ 6 in. \/ Galvanized","offer_id":49743074918648,"sku":"23674-1","price":4734.42,"currency_code":"USD","in_stock":true},{"title":"Non-Monitored Solenoid \/ 8 in. \/ Galvanized","offer_id":49743074951416,"sku":"23695-1","price":5961.03,"currency_code":"USD","in_stock":true},{"title":"Non-Monitored Solenoid \/ 1-1\/2 in. \/ Galvanized","offer_id":49743074722040,"sku":"23568-1","price":4495.88,"currency_code":"USD","in_stock":true},{"title":"Monitored Solenoid \/ 6 in \/ Brass","offer_id":49743074984184,"sku":"28116-2","price":8641.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0682\/7183\/3336\/files\/vxd-double-interlock-preaction-electricpneu-lectric-galv-pretrimmed-riser-ea-1-983605.png?v=1776488047","url":"https:\/\/fireprotectionparts.net\/products\/viking-vxd-double-interlock-preaction-fire-protection-system-loose-trim","provider":"Fire Protection Parts","version":"1.0","type":"link"}