Description: Representation of the pump head plotted against the flow rate; Name: curve of pump
Description: relationship between the pump power input and the rate of flow given operating conditions of speed and liquid; Name: pump curve
Description: norm/stipulation describing the explosion protection. The explosion protection type, the device category, the temperature class as well as the device / explosion group are taken from this norm. The type and number of the norm/stipulation with issue year and issue month must be given; Name: Reference norm of the explosion protection