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一文搞懂中央空调水路常见配件与作用说明
2026-08-30
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Key Point:1. 水压差开关以换热器进水、出水两端水压差值作为检测依据，匹配设备额定水流量对应的标准压差阈值，输出开关电信号，精准判断管路实际循环水量，联动主机、水泵做保护、启停控制。
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