Description: identification of the type of ignition protection to be used or the hazardous environment of a device, based on a standard; Name: Explosion protection label
Description: marking on a device according to a directive or standard that indicates the type of protection implemented or the hazardous environment in which it may operate; Name: explosion protection marking
Description: measure of the increase in the liquid to be pumped, water, on a pipe connected vertically to the pump when the flow rate is zero. related to the operation of the pump at 2,900 rpm with the current impeller size; Name: pump shut-off head for actual impeller diameter at 2900/min