Xylem hydrovar Instruction Manual

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Section 11 – Maintenance
The HYDROVAR does not require any special maintenance. However, the cooling fan and the vents should be
free of dust. Also the temperature around the unit should be checked from time to time.
All modications must be done by qualied personnel! For mounting and repairs, only qualied service
technicians should attempt.
Disconnecting:
The HYDROVAR must be disconnected from the power supply for at least 5 minutes before any work can be
carried out. Consider pump and motor instructions. Always wear your personal protection equipment.
For further information, please contact your distributor!
MAINTENANCE

Xylem hydrovar Specifications

General

Frequency	50/60 Hz
Control type	Variable speed drive
Protection class	IP55
Communication protocols	Modbus
Relative Humidity	5% - 95% (non-condensing)
Altitude	Up to 1000 m without derating
Input voltage	200-690 V AC
Storage Temperature	-25°C to +70°C (-13°F to 158°F)