Description: lowest thermal flow under which the pump can operate without damage; Name: lowest permissible thermal flow
Description: Lowest flow at which the pump can operate without its operation being impaired by the temperature rise of the pumped liquid ; Name: Minimum allowable thermal flow
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 1,450 rpm with the current impeller size; Name: pump shut-off head for actual impeller diameter at 1450/min