Without using the blast pump, the whole system can operate stably.
无需鼓风泵，系统即可稳定运行。
Pump installed in the blast area should be based on an explosion regional levels, using explosion-proof motor.
安装在爆炸区域的泵，应根据爆炸区域等级，采用防爆电动机。
If the pump are used special port and the motor must prevent blast, please pioint out , and add motor difference-price.
特殊使用场所，需要防爆电机的必须在订货时注明，并增收电机差价。
Heat is generated via an air-water-heating pump whereby the blast apparatus, which causes a noise, is placed outside together with the heat exchanger.
通过水汽加热泵装置生成热量，它会在热交换器内产生噪音。
Heat is generated via an air-water-heating pump whereby the blast apparatus, which causes a noise, is placed outside together with the heat exchanger.
通过水汽加热泵装置生成热量，它会在热交换器内产生噪音。
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