The Riva series is manufactured by Osip, and is a self-priming electro-pump which is highly appropriate to lift clear water even if mixed in air. There is a maximum suction depth of approximately 9 m or 29 ft which varies according to the altitude and temperature.
The unit can be utilized in wide variety of applications including in domestic use, small irrigation and water distribution. It is commonly attached with a pressure tank or an electronic flow switch. It also can operate at a temperature of 35°C in water and 40°C in ambient.