en
Installation and electrical connection
30
WILO SE 2021-07
5.4
Operating modes
UNI M …
UNI M … B/ …
UNI M … K/ …
Immersed [OTs]
S1
•
•
•
Non-immersed [OTe]
S1
−
−
•
S2-15 min
•
•
•
S3 10%
•
•
•
• = permissible, − = not permissible
5.5
Type key
Example:
Wilo-Padus UNI M05B/T15-540/A
Padus
Submersible drainage pump
UNI
Series
M
Open multi-channel impeller
05
Nominal diameter of pressure connection
B
Version:
ƒ
None = standard version
ƒ
B = V4A version
ƒ
K = version in V4A and with cooling shroud
T
Mains connection version:
ƒ
M = 1~
ƒ
T = 3~
15
/10 = rated power P
2
in kW
5
Mains connection frequency: 5 = 50 Hz, 6 = 60 Hz
40
Rated voltage code
A
Additional electrical equipment:
ƒ
Without = with bare cable end
ƒ
P = with plug
ƒ
A = with float switch and plug
ƒ
VA = with vertical float switch and plug
5.6
Scope of delivery
Padus UNI M …
ƒ
Pump
ƒ
Installation and operating instructions
Padus UNI M … KIT
ƒ
Pump
ƒ
Adapter set for 2½" pipe installation:
–
Threaded flange 2" (male thread) to 2½" (female thread)
For screwing into the pressure port. Connection dimension
pressure port: +46 mm.
–
Rubber grommet for 2½" pipe
Inside diameter: 75 mm, with 2× pipe clamps.
ƒ
Installation and operating instructions
5.7
Accessories
ƒ
Connection cables with cable lengths up to max. 50 m (164 ft)
ƒ
Suspension unit
ƒ
Level control devices
ƒ
Fixation accessories and chains
ƒ
Switchgear, relays and plugs
6
Installation and electrical connection
6.1
Personnel qualifications
ƒ
Electrical work: qualified electrician
Person with appropriate technical training, knowledge and ex-
perience who can identify and prevent electrical hazards.
ƒ
Installation/dismantling work: trained sewage technology pro-
fessional
Fixation and pipework in wet well and dry well installation,
lifting equipment, basic knowledge of wastewater facilities
6.2
Installation types
ƒ
Vertical stationary wet well installation, mounted directly on
the pressure pipe
ƒ
Vertical portable wet well installation
6.3
Operator responsibilities
ƒ
Observe locally applicable accident prevention and safety reg-
ulations.
ƒ
Observe all regulations for working with heavy loads and un-
der suspended loads.
ƒ
Provide protective equipment. Ensure that the protective
equipment is worn by personnel.
ƒ
Observe the local regulations on the latest technology for the
disposal of wastewater and sewage.
ƒ
Avoid pressure surges!
Pressure surges can occur in long pressure pipes with steep
terrain. These pressure surges can lead to the destruction of
the pump!
ƒ
Ensure the cooling time of the motor depending on the oper-
ating conditions and the size of the pump chamber.
ƒ
Structural components and foundations must be of sufficient
stability in order to allow the device to be fixed in a secure and
functional manner. The operator is responsible for the provi-
sion and suitability of the structural component/foundation!
ƒ
Check that the available consulting documents (installation
plans, installation location, inflow conditions) are complete
and accurate.
