Technical indicators of dry transformer thermostat
| index: | Specific parameters |
| Ambient temperature: | -20℃~+55℃ |
| Ambient humidity: | < 95％ (25℃) |
| Operating voltage: | AC 220V (+10％，-15%) |
| Operating frequency: | 50Hz or 60Hz(±2Hz) |
| Measurement range: | -30.0℃～240.0℃ |
| Measurement accuracy: | ±1%FS(Thermotor level 0.5，Sensor B-level) |
| Resolution: | 0.1℃ |
| Fan output capacity: | 9A/250VAC |
| Control output capacity: | 5A/250VAC；5A/30VDC(Resistance) |
| Thermotor power consumption: | ≤8W |
| Production standards: | JB/T7631-2016 "Electronic Thermotor for Transformers" Industry Standard |
| Pass the certification standard: | ISO9001:2016International Quality Management System Certification |
| Pass the test standard: | IEC61000-4:1995 International Standards |
| Pass technical standards: | GB/T17626-2008 "Electromagnetic Compatibility Test and Measurement Technology" Standard |
BWDK-S201干式變壓器溫控器型號選擇說明
| model | Function |
| BWDK-S201D | Three-phase tour display/maximum display；Fan automatically/manually start and stop；Overtemperature alarm；Overtemperature trip；Fault alarm；"Black Box" function； Fan timing excitation function；Simulation test function；Digital compensation function；Cabinet door opening alarm function。 |
| BWDK-S201E | 常規功能同BWDK-S201D型，增加三路或四路獨立的4～20mA模擬電流輸出。 |
| BWDK-S201F | 常規功能同BWDK-S201D型，Added RS485/232 serial communication function。 |
| BWDK-S201G | 常規功能同BWDK-S201D型，Added ambient temperature measurement and control of the computer room all the way。 |
| BWDK-S201I | 常規功能同BWDK-S201D型，增加一路變壓器鐵芯溫度測量與報警。 |
Remark：
1、like：BWDK-S201F，S代表塑殼，F代表功能代號（通訊功能）；
2、E、F、G、I為功能代碼，功能代碼可以組合，The following examples are given： Thermotor model：BWDK-S201EF，express：溫控器為塑殼儀表，Its functions include：General functions、4～20mA電流輸出功能（E）和通訊功能（F）。
3、If there are other special technical or functional requirements，Such as Ethernet communication、Profibus Communication、Multi-channel temperature measurement、Fiber temperature measurement, etc.，You can contact us。
Fujian Fuzhou Yingnuo Electronic Technology Co., Ltd. has complete brand and model of dry transformer temperature controller， Thermometer wiring diagram and instruction manual are simple，Direct sales from the manufacturer、Reasonable price，Welcome to inquire!
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