VARIABLE FREQUENCY DRIVE
Engineered with specifically designed software for water and wastewa-ter applications, the powerful new VLT AQUA variable frequency drive provides seamless installation, commissioning, operation and system maintenance in the water and wastewater industry. The VLT AQUA drive offers 98 percent operating efficiency along with automatic sleep mode functionality, Automatic energy optimization and flow compensation provide considerable energy savings to the user. It is available in NEMA/UL Type 1, 12 or 4X enclosure solutions and features a compact design with built-in features for easy integration into even the tightest installation spaces. The drive includes a number of pump-specific features to reduce operational costs and protect the pumping system. Empty pipe fill mode enables controlled filling of pipes to prevent water hammering, bursting pipes and blown sprinkler heads from excessive pressure surges.