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HY-BWD3K33OD型干式变压器电脑温控器
Model HY-BWD3K33OB Dry Type Transformer Computerized Thermostat
使 用 说 明 书
Instruction manual
佛山市华鹰变压器组件制造有限公司
Foshan Huaying Transformer Package Manufacturing Co., Ltd.
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■ 安装、操作和运行前,请认真阅读本说明书!
■ Carefully read this manual before operating and running the product!
■ 在进行变压器耐压试验前,应先将传感电缆插头与温控箱分离,以免损坏温控箱!!! ■ Before the transformer catties out withstand voltage test, separate the sensor cable plug and the temperature control box so as to avoid damaging the temperature control box!!!
■ 为了让温控箱能够正常投运,在搬运、安装时尽可能小心轻放。
■ In order to ensure the temperature control box to work normally, handle in install it with great care.
■ 禁止用明火烧烤测温探头,若需要检测温控箱的输出状态,请使用温控箱的模拟自检控制功能。
■ Never use open fire to heat temperature probe, if it needs to test the output state of the temperature control box, please use the temperature control box?s self diagnose control function.
一、概述 General
HY-BWD3K330D型电脑温控器是我公司为干式电力变压器可靠运行而设计的最新一代多功能电脑温度控制器。通过预埋在变压器绕组中的三只Pt100铂热电阻来检测变压器绕组的温升情况,并根据温升自动控制风机的启停,具备超温报警和超温跳闸功能。温控器采用最新的内置高分辨力A/D转换器,RISC单片计算机和I 2C总线调整与存储技术,依据JB/T7631-94标准设计生产,结构简单,功能齐全,抗干扰能力强,长期运行可靠。温控器还具有“黑匣子”功能,可记录变压器停电时刻三相绕线组的温度及温控器的工作状态,以方便用户分析停电原因。
Model HY-BWD3K130B computerized thermostat is a new generation of multifunctional thermostat specially designed and developed by our company for dry type electric power transformers. It monitors the temperature rise of the transformer windings through three pieces of Pt100 Platinum Thermisters pre-embeded in the windings, and automatically controls the start and stop of the fan according to the sensed temperature rise. And it also has overheat alarm and overheat trip functions. The thermostat adopts the latest built-in high resolution A/D converter, RISC monolithic computer, and I 2C bus line modulating and memory technology, design and production are based on JB/T7631-94 standard, it features complete functions, simple structure, high antijamming capability, long time stable and reliable performance. The thermostat also has a black box function which records the temperature of the three-phase windings and the working state of the thermostat where there is power failure, so that the user can analyze the cause of the power failure according to the recorded data.
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主要特点Main features:
1、计算机辅助电路设计采用精密度温度系数元器件,大大降低了零点漂移和温度漂移。 With Computer-Aided Circuit Design, it adopts precise temperature coefficient elements, so that the zero point drift and temperature drift are greatly reduced.
2、加强型抗干扰设计。采用软硬件滤波相结合,对电快速瞬变、共模、串模及空间射频干扰均有极强的抑制能力。
Reinforced antiinterference design. By combining software and hardware filtering functions, it is powerful in suppressing electric fast transition interference, common mode interference, serial mode interference, and space radio frequency interference.
3、具备强大的内置WATCHDOG功能和上掉电检测模块的RISC单片机,使温控器在各种条件下均能正常工作而不需另设复位键。
It has powerful built-in WATCHDOG function, a SCM with upper power down detection module, so that the thermostat can continue to work at different conditions without the need of installing a reset button.
4、完善的检测保护功能。温控器可自动判断传感器短路及开路故障。通过设置还可定时启动风机,以避免风机长时间不工作而锈蚀堵转造成损坏。温控器也可通过模拟输入温度值来检测温控器的控制功能。
Complete detection and protection functions. The thermostat can automatically diagnose the short circuit of the sensor and the problem of the open circuit. The fan can set to timing starting mode to run the fan periodically so as to avoid stopping too long a time which may cause rust and result in blockage. You can also input temperature value in analogue mode to detect the control function of the thermostat.
5、I 2C总线调整与存储技术。温控器内无需采用电位器,而是采用先进的I 2C总线调整技术调校温度精度,彻底解决了因使用电位器而可能产生的漂移及接触不良的缺点,使温控器可长期可靠地运行。
I 2C bus line modulating and memory technology. The thermostat adopts I 2C bus line modulating technology, instead of potentiometer, to modulate temperature precision. This eliminates the defect of drift and poor contact resulted from the use of potentiometer, ensuring a long and stable operation of the thermostat.
6、操作简便。温控器的所有操作均可通过面板上的轻触键设置,智能化的按键设置能自动判断设置范围。 设置好的温度参数停电后能自动保存,不会丢失。
Simple operation. All the operations can be carried out by pressing the touch buttons on the control panel. The intelligent touch button settings can automatically judge the setting scope. The set temperature parameters can be stored automatically when power is stopped so that they will not be lost
7、安装简便。用户可选用本公司提供的安装支架来安装温控器及调整温控器显示面板的朝向。
Easy installation. Customers can select the mounting rack provided by our company to install the thermostat and adjust the direction of the display panel.
8. 采用超大型数码管显示清晰,简便的安装方式,可方便用户选择合适的地方壁挂或采用螺丝固定。
Super sized nixie tube high display resolution is used, it is easy to install, and the user can select any proper place to hang it on the wall or fix it with screws.
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二、主要技术指标Main technical data 1、使用条件Operation condition
环境温度Environment temperature -10℃~+55℃ 相对湿度Relative humidity 5%~95%
工作电压Working Voltage AC160V~240V/50Hz 2、测量范围Measuring scope 0℃~200℃ 3、分辨力Resolution 0.1℃ 4、测量精度Measuring precision ±1℃
5、控制精度Control precision 不附加误差 No error added 6、功耗Power consumption <8VA
7、传感器参数Sensor parameter Pt100 Φ3mm×20mm 8、抗干扰性能:Anti jamming property: ①电快速瞬变:
温控箱的电源线和输入/输出端能承受频率为5kHz、电压分别为1kV和0.5kV的电快速瞬变试验,显示和控制附加误差限的绝对值均满足标准要求。 ① Electric quick transient:
The power cord and input/output terminals of the temperature control box can endure an electric quick transient test of 5 kHz in frequency and 1kV to 0.5kV in voltage, both the displayed value and the controlled absolute value of additive error limit can meet the standard requirement. ②静电干扰:
温控箱能承受4kV的静电放电10次试验,显示及控制附加误差限的绝对 值均满足标准要求。 ②Static disturbance:
Te temperature control box can endure 10 times of 4kV static discharge; both the displayed value and the controlled absolute value of additive error limit can meet the standard requirement.
③ 共模和串模干扰:
对共模250VAC/50Hz或串模200mVAC/50Hz干扰电压,显示和控制附加误差限的绝对值均满足标准要求。
③ Common mode serial mode interference:
For the interference voltage of 250VAC/50Hz for common mode or 200mVAC/50Hz for serial mode, both the displayed value and the controlled absolute value of additive error limit can meet the standard requirement. ④外界磁场影响::
温控箱放置在50Hz、400A/m的交流磁场中,并处于最不利的位置和方向 上,显示及控制附加误差限的绝对值均满足标准要求。 ④ External magnetic field affect:
Te temperature control box is put in an alternating magnet field of 50Hz、400A/m and placed in a most unfavorable position and direction, both the displayed value and the controlled absolute value of additive error limit can meet the standard requirement. ⑤ 空间射频干扰:
温控箱能承受频率为80MHz~1000MHz,磁场强度为3V/m的幅射电磁场试验,其示值和控制附加误差限的绝对值均满足标准要求。 ⑤ Space radiofrequency interference:
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Te temperature control box can endure radiating electromagnetic field test with 80MHz~1000MHz frequencies and 3V/m radiation, both the displayed value and the controlled absolute value of additive error limit can meet the standard requirement. 9、触点容量 Contact rating
风机Fan AC240V/30A或AC120V/45A
超温报警Overheat alarm AC240V/10A或AC120V/15A或DC24V/10A 超温跳闸 Overheat trip AC240V/10A或AC120V/15A或DC24V/10A 10、外型尺寸Exterior size 80mm×160mm×142mm 11、嵌装开孔尺寸Embed opening size 153mm×77mm
三、产品功能Product functions
1.检测并巡回显示变压器三相绕组温度或只显示变压器三相绕组温度最高的一相绕组温度。巡回显示时每相显示约6秒。
Detects and displays alternately the temperature of the three- phase windings in the transformer, or only displays the winding with the highest temperature among the transformer?s three- phase windings. In alternating display mode, each phase is displayed for about 6 seconds each time.
2.故障声光报警:传感器故障时相应的A、B、C相指示灯亮,同时风机启动,温控器内发出?滴滴?声并接通报警触点。LED显示?X-HO?或?X-LO?,?X?表示故障相位。 Light and sound fault alarm: In case the sensor has troubles, the corresponding indicator lamp for A, B, and C phase will glow, at the same time, the fan starts to run, the thermostat gives out alarm sound and connect the alarming contact. The LCD displays ?X-HO? or ?X-LO?,?X? indicates phase.
3.风机启动和关闭功能:当变压器三相绕组中有一相绕组温度达到设定的风机启动温度值时风机自动启动,风机启动时风机指示灯亮。当变压器三相绕组中没有一相绕组温度大于设定的风机关闭温度值时风机自动关闭。
Fan stating and stopping function: When the temperature of any of the three-phase windings in the transformer reaches the preset automatic start value of the fan, the fan will start to run automatically and the fan indicator lamp glows. When the temperature values of all the three-phase windings in the transformer are lower than the automatic stop value of the fan, the fan will stop to run automatically.
4.超温报警功能:当变压器三相绕组中有一相绕组温度达到设定的超温报警温度值时温控器发出声、光报警,并接通报警输出端子,提供一组开关信号给远方的控制柜。 Overheat alarm function: When the temperature of any of the three-phase windings in the transformer reaches the preset overheat alarm value, the thermostat will give out sound and light alarms, and connect the alarm output terminal to provide a group of on off signals to the far end control cabinet.
5.超温跳闸功能:当变压器三相绕组中有一相绕组温度达到设定的跳闸温度值时,温控器接通跳闸输出端子,提供一组开关信号给远方的控制柜,启动跳闸电路。
Overheat trip function: When the temperature of any of the three-phase windings in the transformer reaches the preset overheat trip value, the thermostat will connect the trip output terminal to provide a group of on off signals to the far end control cabinet, which will start up the trip circuit.
(为防止因偶然因素触发跳闸特设有约5S延时)。
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