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Multi-leaf Intelligent Control Equipment (Ningbo) Co., Ltd. was founded in 2020, formerly known as Zhejiang Yuyao Leiyuan Control Equipment Factory. As a famous Dy-7c Johnson central air conditioning controller suppliers and Dy-7c Johnson central air conditioning controller manufacturer in China, Multi-leaf Intelligent Control Equipment can provide you with quality assurance you can trust. The overall industry experience has accumulated for more than 10 years, is located in China Plastic City. It is a high-tech enterprise engaged in the research and development, production and sales of energy-saving HVAC products. We also wholesale Dy-7c Johnson central air conditioning controller in bulk. Feel free to visit our factory.
It is mainly used for temperature and constant temperature control of various rooms in commercial, industrial and civil buildings. It controls the coil fan and electric valve at the end of the central air conditioner, so that the room temperature is kept constant to the required suitable temperature.
The panel functions are:
Power switch (ON—OFF OFF);
Operation mode switch (heating HEAT—cooling COOL);
Fan speed switch FAN (low speed L—medium speed M—high speed H).
Controllable equipment: three-speed fan coil unit wind speed, three-line electric valve, second-line electric valve, and also can be connected to solenoid valve, switch-type air valve or three-line air valve; it can also be used for thermostatic regulation and control in other fields.
The main technical parameters:
1. Using metal temperature-sensitive membrane box, the action is sensitive and reliable;
2. Rated voltage: 220VAC±10% 50/60Hz;
3. Load current: <3A resistive load;
4. Temperature control range: +10-+30℃;
5. Temperature control accuracy: ≤1.5°C at 25°C;
6. Ambient temperature: -25℃～+55℃, relative humidity <85% (23℃);
7. Service life: more than 100,000 times;
8. Dimensions: 130×85×40 (length×width×height).
| Brand: | Multi-leaf |
| Material: | Flame Retardant ABS Temperature |
| Sensing Element: | Mechanical Metal Magic Box Temperature Sensing Element Conventional |
| Interface: | Zero Fire High High Low |
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