Caution
The supply voltage should be within the specified voltage range.
Water temperature for operation of the pump should not exceed 33
0
C
Failure to observe the precautions given above could cause the pump to
malfunction and may lead to current leakage or electrical shock.
Warning
If you find any abnormalities like vibration, noise, smell, etc. from the pump
during trial operation, switch OFF the pump and contact the dealer where this
pump was purchased.
10. Installation procedure
Please follow the below procedure to install the openwell submersible monoblock.
The following steps are executed prior to installation
Installation
Open the filling plugs and top up, if necessary, the motor with pure drinking water
Measure the insulation resistance using a megger of 500 VDC
Ensure contact points are clean
Check the direction of rotation
Connect the measuring cable to the ground conductor
Connect the other measuring cable to every core of the motor cable in succession
Ensure that the insulation resistance, as shown on the megger, is a minimum of 20MΩ
Use prescribed pipe sizes as mentioned on the product name plate
Refer Fig. 4, shown below, for locating the OWS for operation with flooded suction.
OMOW001A
14
2020.01
