产品说明 -- 西门子LFE50
The LFE50... together with the QRA50M / QRA51M form a self-checking UV flame supervision system (DETACTOGYR®) designed for use with continuously operating oil or gas burners or burners operating without interruption for more than 24 hours. 
    - The DETACTOGYR flame supervision system consists of the UV flame safeguard LFE50... and the flame detectors QRA50... / QRA51.... It is designed for UV supervision and can therefore be used in connection with oil burners, gas burners and gas / oil burners. Automatic startup and control of these burners must be ensured with a control unit LEC1... (refer to Data Sheet 7761). The system is also suited for the supervision of manually operated burners.
 
    - Prerequisite for the use of the DETACTOGYR system is sufficiently high UV radiation at the flame detector’s mounting location.
 
    - For combustion plant where heat generation must also be ensured in the event the flame supervision system fails, active redundancy circuitry can be accomplished by using 2 DETACTOGYR systems.
 
技术参数 -- 西门子LFE50
    
        
            | 主要参数 | 
            
            
                
                    
                        | 主电压 | 
                        AC220V -15%...AC240V +10% | 
                     
                    
                        | AC100V -15%...AC1100V +10% | 
                     
                    
                        | 主频率 | 
                        50...60Hz ±6% | 
                     
                    
                        | 外部保险丝 | 
                        10A | 
                     
                    
                        | 功率 | 
                        13VA | 
                     
                    
                        | 端口额定电流 | 
                        2A | 
                     
                    
                        | 保护等级 | 
                        IP40 | 
                     
                    
                        | 重量 | 
                        1500g | 
                     
                
             
             | 
        
    
 
    
        
            | 环境条件 | 
            
            
                
                    
                        | 运输环境 | 
                        IEC 60 721-3-2 | 
                     
                    
                        | 内部条件 | 
                        class 2K2 | 
                     
                    
                        | 机械条件 | 
                        class 2M2 | 
                     
                    
                        | 温度范围 | 
                        -50...+60ºC | 
                     
                    
                        | 湿度 | 
                        <95% | 
                     
                    
                        | 运行环境 | 
                        IEC 60 721-3-3 | 
                     
                    
                        | 内部条件 | 
                        class 3K5 | 
                     
                    
                        | 机械条件 | 
                        class 3M2 | 
                     
                    
                        | 温度范围 | 
                        -20...+60ºC | 
                     
                    
                        | 湿度 | 
                        <95% | 
                     
                    
                        | 不得进水 | 
                     
                
             
             | 
        
    
参数说明 -- 西门子LFE50
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