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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