Description: Minimum permissible head at which the pump can be operated without suffering damage; Name: Minimum allowable head of the pump
Description: Minimum permissible head at which the pump can be operated without suffering damage; Name: Minimum allowable head
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