10 Operation
9.3 Connecting the pump station to the power supply
3
2
1
Fig. 15: Pipe screwed connection
1.
Apply lubricating oil lightly to the progressive ring
2
and pipe
3
.
2.
Slide the union nut
1
and progressive ring
2
over the pipe end. Ensure that the direction of the
progressive ring is correct in the process.
3.
Screw the union nut lightly in by hand. While doing so, press the pipe against the stop in the in-
ternal cone.
4.
Tighten the union nut. The pipe may not turn as well in the process.
9.3 Connecting the pump station to the power supply
Personnel qualification:
o
Electrician
Personal protective equipment:
o
Work clothing
o
Protective gloves
o
Safety boots
DANGER
Risk of death resulting from electric shock.
► Ensure that the electrical power supply is de-energized and is secured against being switched
back on.
► Before commissioning ensure correct grounding and equipotential bonding.
► Observe the operating instructions of the electrical components.
1.
Carefully earth the base frames with the screwing.
2.
Connect the electrical components of the pump station in accordance with the corresponding op-
erating instructions.
3.
When connecting the pump station to the complete system continue equipotential bonding.
10 Operation
10.1 Dangers during operation
The following safety instructions must be observed strictly:
o
Have all work carried out only by authorized qualified personnel.
o
Before commissioning ensure that a safety valve has been installed in the pressure-side pipe sys-
tem to protect the pump station.
o
Before commissioning, make sure that the suction line and pump station are filled.
o
Pumped liquids can be hot, poisonous, combustible and caustic. Use corresponding protective
equipment.
o
Observe the operating instructions of the pump and the further components.
o
Ensure that the pump station is only operated within the operating limits.
o
Ensure that during cooling down or heating up the pump station is only subjected to slow temper-
ature changes.
o
Ensure that existing safety equipment is not bypassed or activated during operation.
o
Before decommissioning ensure that the electrical power supply is deenergized and is secured
against being switched back on.
22
OIK 10en-GB Edition 2021-06
Operation instructions
