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5 Operation
5.1 Precautions
In case of coexistence of two or more of the following conditions:
• high ambient temperature
• high water temperature
• duty points insisting on unit maximum power
• persisting undervoltage of mains,
the life of the unit may be jeopardized and/or derating may occur: for further information
contact Xylem or the Authorised Distributor.
5.2 Wait times
Electrical Hazard:
Contact with electric components may cause death, even after the unit has been switched
off. Before any interventions on the unit, the network voltage and any other input voltages
must be disconnected for five minutes.
Electrical Hazard:
Frequency converters contain DC-link capacitors that can stay charged even when the
frequency converter is not energized.
To avoid electrical hazards:
• Disconnect the AC power supply.
• Disconnect all types of permanent magnet motors.
• Disconnect all DC-link remote power supplies, including the battery backups, the
Uninterrupted Power Supply units and the DC-link connections to other frequency
converters.
• Wait five minutes for the capacitors to discharge completely before doing any
maintenance or repairs.
NOTE: If transducer is not installed the system triggers an E12 error upon powerup which
prevents any changes to the menu. If in standby mode, press the power button to activate
automatic system operation.
5 Operation
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Smart Pump Range INSTRUCTION MANUAL
Содержание GOULDS e-AB Series
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