液氨緊急切斷閥中英文說明書
日期： 24-09-14 閱讀次數：
產品概述
產品名稱： SZ品牌液氨緊急切斷閥
制造商： 上海上兆閥門制造有限公司
產品編號： 0QDQ421F-25C
應用領域： 化工、石油、制冷、食品加工等行業中液氨管線的緊急安全控制。
中文說明書
產品簡介
SZ品牌液氨緊急切斷閥是專為液氨等腐蝕性介質設計的自動化安全裝置，能夠在緊急情況下迅速切斷流體通道，防止事故擴大，確保生產安全。本產品采用高品質不銹鋼材料制成，具有良好的耐腐蝕性和密封性能，適用于高壓、低溫及含腐蝕性氣體的環境。
技術特點
? 高可靠性： 采用精密的電氣控制系統，確保切斷動作迅速準確，無泄漏風險。
? 耐腐蝕材料： 閥體、閥座及密封件均選用耐腐蝕合金材料，適應液氨等介質的嚴苛環境。
? 多重保護： 配備手動復位裝置及故障報警系統，便于日常維護與緊急處理。
? 智能化控制： 可與DCS、PLC等自動化系統集成，實現遠程監控與自動控制。
? 緊急切斷功能： 一旦接收到緊急信號或觸發預設條件，立即切斷液氨流動，防止事故蔓延。
安裝與操作
1. 安裝前準備： 檢查閥門型號、規格是否符合設計要求，清理管道內的雜物。
2. 安裝位置： 應安裝在液氨管線的關鍵位置，便于快速切斷流體。
3. 電氣連接： 按照電氣圖紙連接控制器與電源、信號線，確保連接可靠。
4. 測試與調試： 安裝完成后進行功能測試，確保切斷閥在接收到信號后能迅速響應并切斷流體。
5. 日常維護： 定期檢查閥門密封性、電氣控制系統及報警系統是否正常工作。
注意事項
? 嚴禁在閥門未完全關閉的情況下進行拆卸或維修。
? 定期檢查電氣控制線路，避免老化、破損導致故障。
? 嚴禁使用非原裝配件替換閥門關鍵部件。
? 在操作過程中，應佩戴防護裝備，避免液氨直接接觸皮膚或眼睛。
English Specification Sheet
Product Introduction
Product Name: SZ Brand Liquid Ammonia Emergency Shutdown Valve
Manufacturer: Shanghai Shangzhao Valve Co., Ltd.
Product Number: 0QDQ421F-25C
Application Fields: Emergency safety control of liquid ammonia pipelines in chemical, petroleum, refrigeration, food processing, and other industries.
Technical Features
? High Reliability: Equipped with a precise electrical control system, ensuring rapid and accurate shut-off action with no leakage risks.
? Corrosion-Resistant Materials: The valve body, seat, and seals are all made of corrosion-resistant alloys, suitable for harsh environments with high pressure, low temperatures, and corrosive gases.
? Multiple Protection Mechanisms: Comes with manual reset devices and fault alarm systems for ease of maintenance and emergency response.
? Intelligent Control: Can be integrated with DCS, PLC, and other automation systems for remote monitoring and automatic control.
? Emergency Shutdown Function: Immediately shuts off the flow of liquid ammonia upon receiving an emergency signal or triggering preset conditions, preventing accident escalation.
Installation & Operation
1. Pre-Installation Preparation: Verify that the valve model and specifications meet design requirements, and clean the pipeline of debris.
2. Installation Location: Install at a strategic point on the liquid ammonia pipeline for quick fluid cutoff.
3. Electrical Connection: Connect the controller to power sources and signal lines according to the electrical schematics, ensuring reliable connections.
4. Testing & Commissioning: Perform functional tests after installation to ensure the valve responds promptly and cuts off the fluid upon receiving a signal.
5. Routine Maintenance: Regularly check the valve's sealing performance, electrical control system, and alarm system for proper functioning.
Precautions
? Do not dismantle or repair the valve while it is not fully closed.
? Regularly inspect electrical control wiring to avoid faults caused by aging or damage.
? Never use non-original spare parts to replace critical components of the valve.
? Wear protective gear during operation to prevent direct contact of liquid ammonia with skin or eyes.
