燃气燃烧器控制器 资料翻译.docx

1、燃气燃烧器控制器 资料翻译Gas Burner Controls LFL1燃气燃烧器程序控制器 LFL1系列Gas burner controls for gas, oil or dual-fuel forced draught burners of medium to high capacity. Multistage or modulating burners in intermittent operation *) with air pressure for checked supervised air damper control.燃气燃烧器程控器是用来控制大中型燃气、燃油或者是双燃料

2、强制送风式燃烧器，间歇式运转的段式或比例式燃烧器。*）以空气压力来监控所选择的风门调节控制器。The gas burner controls are tested to EN 298 and CE-certified in compliance with the directives for gas-fired appliances and electromagnetic compatibility.燃气燃烧器程序控制器需要进行 EN298 和CE认证的燃气装置和电磁兼容性的测试The LFL1. and this data sheet are intended for use by OEMs

3、 that integrate the burner controls in their products. 这个数据表的目的是使制造商将燃烧器程序控制器合理的运用到产品中去。*) For safety reasons, at least one controlled shutdown must take place every24 hours!出于安全考虑，每24小时至少一次必须进行强制停机USE:作用：The burner controls of the LFL1. range are designed for the control and supervision of forced d

4、raught gas burners of both expanding flame and interrupted pilot construction of medium to high capacity. They are universally applicable and can be used for bothmultistage and modulating burners as well as for dual-fuel burners and for burners ofstationary air heaters (WLE to DIN 4794).LFL1型燃烧控制器旨在

5、对具有扩散式火焰和可遮断的点火大中型强制通风燃气燃烧器的控制和监督。它们普遍使用于多级调节燃烧器和双燃料燃烧器和固定的空气加热器。The difference between series 01 and 02 lies in the duration of the safety time for thepilot burner of burners using pilot gas valves.01系列和02系列之间的区别在于点火燃烧器燃气切断阀的安全持续时间。For atmospheric burners of high capacity, type LFL1.638 is availabl

6、e.对于大型的大气混合式燃烧器，型号LFL1.638适用。For burner controls used with burners in continuous operation, refer to data sheet7785, types LGK16. .需连续运行的燃烧器程序控制器，查阅表7785，型号LGK16. .Mechanical design：构造设计：The burner controls are of plug-in design. Housing and plug-in baseplate consist ofshock- and heat-resistant blac

7、k plastic.燃烧器程序控制器是插入式设计，外壳和接线底板由抗震和耐热的黑色塑料组成。The lockout indicator, the fault signal lamp and the reset button are located in the viewing window of the unit. The burner control is supplied with an exchangeable unit fuse and a spare fuse.停止指示器，故障信号灯和复位按钮集中位于观察窗位置，燃烧控制器提供了一个交换保险丝和一个备用保险丝。Functions ：

8、With regard to standards功能：关于标准The following LFL1. features exceed the relevant standards, thus offering a highlevel of additional safety: Detector and extraneous light tests are restarted immediately after the tolerated after burn time. This means that open or not fully closed fuel valves initiate

9、a lockout immediately after this time has elapsed. The tests end only on completion of the pre-purge time of the next burner startup The correct functioning of the flame supervision circuit is automatically checked during each burner startup sequence The control contacts for the fuel release are che

10、cked for welding during the post-purgetime A built-in unit fuse protects the control contacts against overloads以下是LFL1 .超过有关标准性能，而提供的更高标准的额外安全装置：探测器和火焰检测在燃烧结束后立即重新启动。这就意味着，打开或者是没有完全打开的燃油阀在关闭之后到下次点火之前，检测一直在进行。火检功能就是对燃烧器每一步启动程序的检测。燃料释放的控制接点是在固定的吹扫时段检测之后。内置的保险丝保护着控制器的超载。With regard to the control of th

11、e burner关于对燃烧器的控制 The units permit burner operation with or without post-purging Fan motors with a current draw of up to 4 A (starting current 20 A max.) can be directly connected Separate control outputs for OPEN, CLOSE and MIN of the air damper actuator Checked air damper control to ensure pre-pur

12、ging with the nominal amount of air. Checked positions: CLOSED or MIN (low-flame position) at the start, OPEN at the beginning, and MIN on completion of the pre-purge time. In case the actuator does not drive the air damper to the required position, the burner startup sequence will be interrupted Fu

13、nctional test of the air pressure monitor before the startup and supervision of the air pressure from the beginning of the required pre-purge time until controlled shutdown occurs Separate control output for a pilot gas valve which is closed after the 2nd safety time has elapsed Two control outputs

14、for the release of the 2nd and, if necessary, 3rd output stage (or load control) With burner controls of series 01 and expanding flame, it is possible to increase the safety time from 2.5 to 5 s by a very simple measure (refer to Engineering Notes), provided the longer safety time complies with the

15、local safety regulations When load control is enabled, the control outputs for the air damper actuator are galvanically separated from the control section of the unit Connection facilities for remote lockout warning device, remote reset and remote emergency shutdown 燃烧器运行过程中是否有吹扫功能。 风机电机的电流4A以下可以直接连

16、接。（最大启动电流20A） 不同的控制输出使风门控制器“打开”、“关闭”和“中间”。 检测预吹扫时风门控制器各点位置。检查位置：启动时的“关闭”或“最小”（小火位置），开始“打开”，和预吹扫结束时的“最小”位置。如果燃烧器风门不能打到要求的位置，燃烧器启动的程序将中断。 在规定的预吹扫时段进行风压监测。 在第二次安全时段过后，关闭单独控制的点火燃气阀。 第二部分的控制是对负荷的第二段、有必要的话第三段输出（或比例负荷控制） 01系列燃烧控制器和火焰放大器，可以通过一个简单的方法使安全时间从2.5秒增加到5秒（参见“工程笔记”），以符合当地的安全规范要求。 当启用负荷控制器时，通过不同的电信号来

17、控制风门控制器从而控制负荷输出。 可进行远程报警、远程复位和远程紧急关闭。With regard to flame supervision关于火焰的监测Methods of flame supervision:监测火焰的方法：a) With an ionization current detector electrode, in networks with earthed or unearthed neutral. For this supervision method, the flame supervision circuit is designed such that possible

18、disturbances of the ionization current due to the ignition spark normally cannot have any influence on the establishment of the flame signal. A short-circuit between detector electrode and burner ground cannot simulate a flame signal b) With UV detectors of the QRA. range (gas and oil burners). Refe

19、r to data sheet 7712c) With simultaneous use of ionization current detector electrode and UV detector (e.g.with interrupted pilot burners or gas-electrically ignited oil burners)a) 使用一个离子电流检测电极，加上接地或接零系统。这种检测方式，不受点火火花所产生的离子电流信号的干扰。检测电极与燃烧器表面接触而产生的短路现象无法替代火焰信号。b) 采用QRA系列紫外线火焰检测器（燃气和燃油燃烧器）。参见数据表7712.c

20、) 同时采用电离电流检测电极和紫外线火焰检测器（如用于单独点火燃烧器或燃气点燃油燃烧器）With regard to mounting and electrical installation设备和电气安装：Mounting location and position optional (degree of protection IP40)安装位置和环境的选择（保护等级IP40）Baseplate 底板： 24 connection terminals 2 auxiliary terminals, galvanically separated, with the markings 31 and

21、32 3 earth terminals in the form of a latch for earthing the burner 3 neutral terminals, pre-wired to terminal 2, which is the neutral input 14 knockout entries for the cable entry by means of cable glands, 8 of which at theside and 6 in the bottom of the baseplate 6 lateral threaded knockout entrie

22、s for cable entry glands Pg11 24 个接点 2个辅助接点，不同的电流，31#、32# 3个插口式接地端子，可以和燃烧器连接。 3个零线端子， 2号端子预接入零线。 14个电缆接入口， 其中8个在边上和6个在底板底部 侧面再有6个电缆接入口Connection diagram：接线图：燃烧控制器控制信号可选用的许可输入信号必须条件输入信号：如果这些信号在某个阶段没有的话，燃烧器控制停止启动或连锁。见停止指示标示Engineering notes：注意事项：Switches, fuses , earthing, etc., must be in compliance

23、with the local regulations. For the connection of valves and other components, refer to the diagram provided by the burner manufacturer.开关，保险丝，接地等等，都必须遵守当地法规。阀门和其它部分的连接，根据燃烧器制造商提供的图纸。Phase and neutral may not be interchanged!Safety limit thermostats (manual reset, e.g. STB) have to be connected in t

24、he line.零线和火线不可互换！必须连接温度调节器安全限制。（手动复位，例如：STB）Remote reset: when button EK2 is connected to terminal 3, only remote reset is possible; when connected to terminal 1, only emergency shutdown is possible.远程复位：当按钮 EK2 连接到端子3 ，只能远程复位，当连接到端子1 ，只能紧急关机。 Required switching capacity of the contacts between ter

25、minals 12 and 4 as well as between 4 and 14: depending on the load on terminals 16 . 19.根据端子16到19之间的负荷情况，转换开关接通端子12和4或者端子4和14。 Air pressure supervision: if the air pressure is not monitored by means of an air pressure monitor LP,terminal 4 must be connected to terminal 12 and terminal 6 to terminal

26、14. Terminal 13 remains unused!空气压力检测：如果没有空气压力开关LP检测空气压力，端子4必须与端子12连接，同时端子6和端子14连接，端子13继续闲置。Control contacts of other devices in the burner installation are to be connected in series as follows:在燃烧器的安装中其它触点要串联连接如下：To terminal 12: contacts which must be closed only during startup (otherwise no start)

27、.到端子12：在启动过程中端子4和12的连接需要闭合，否则启动不了。To terminal 4 or 5: contacts which must be closed from startup to the controlled shutdown (otherwise no start or controlled shutdown).到端子4或者5：从启动到关机控制过程中，连接必须闭合，否则不能启动或出现关机。To terminal 14: contacts which must be closed at the latest at the beginning of the pre-ignit

28、ion time and which must remain closed until controlled shutdown occurs (otherwise lockout). This is valid for both long and short pre-ignition.到端子14：最迟在开始点火时要把端子14的连接闭合，并且保持闭合到关闭控制的发生，（否则停止），这对于长点火和短点火程序都是同样要求。 Connection of fuel valves with expanding flame burners. With two-stage burners, BV2 is co

29、nnected instead of BV3. 连接到扩散式火焰燃烧器的燃料阀门，在燃烧器两段式控制时，BV2替代了BV3。 Connection of fuel valves with interrupted pilot burners.连接到单独的点火燃烧器的燃料阀门。The direct connection of a fuel valve to terminal 20 is permitted only in：直接连接燃料阀门到端子20，只允许在： installations with a main shutoff valve on the mains side (safety val

30、ve) which is controlled by terminals 18 or 19, and if two-stages valves are used, provided they fully close when the 1st stage - which is controlled by terminal 18 or 19 - is switched off. 由端子18或是19连接主切断阀。 如果采用两段阀门，切断第一段阀门（端子18或19）来完全切断。For further examples of air damper control, refer to Connection

31、 examples. In the case of air damper actuators without limit switch z for the CLOSED position of the damper, terminal 11 must be connected to terminal 10 (otherwise no burner start).如需进一步举一个风门控制的例子，参考连接的例子，如果风门控制器没有“关闭” 位限位开关Z，端子11必须接通端子10（否则不能进行燃烧器的启动）。Simultaneous use of ionization and UV supervision is possible.同时采用离子和紫外线检测是可以的Connection diagram接线图：For the connection of the safety valve, refer to the diagram provided by the burnermanufacturer.安全切断阀的连接，参考由制造商提供的图纸。Legend for the entire data sheet数据表代号注释a 风门 “打开” 位置限位开关 m “最小”位置备用开关AL 远程停止报警装置 M 风机或者是燃烧器电机AR 主继电器与a