ENGLISH
29
Installation and general maintenance manual
- VARIABLE SPEED PUMP
3.3 POWER CONNECTIONS
•
Always disconnect the power source before working on a motor or its connected load.
•
Only a qualified and experienced technician is authorised to carry out any service,
including cabling work within the appliance.
•
To prevent overheating of the terminal board, which could create a fire hazard,
check that all terminals have been properly tightened. Loose terminals will void
the warranty.
•
The appliance must connect to the Earth.
•
Any unsuitable electrical connection wil invalidate the warranty.
1/2” NPT Threaded
Low Voltage
Dry Contact Ports
1/2” NPT
Threaded
High Voltage
Conduit Ports
Bonding Lug
Detail A
(see
Detail A)
Dry Contact
Power and Ground
Terminal Block
RS-485
Connector
High Voltage
Section
Low Voltage
Section
Dip
Switches
3-4
(See Section 3.5)
FIGURE 5 -
Connection Diagram
VOLTAGE CHECKS
Install the pump per the correct voltage as specified on the pump data plate.