Connection Of Pumps And Mixers - Homa GRP 10 Original Instruction Manual

11. Connection of pumps and mixers

Danger from electric current!
Incorrect working with electric current brings danger to life! All pumps with bare cable ends must be connected by a skilled
electrician.
11.1 Power cables
Pumps in Star 3-phase version
Cable identification Motor
U1
V1
W1
U2
V2
W2
Pumps in Direct start version
Cable identification Motor
U
V
W
11.2 Control cables
Depending on the design of the pump/agitator, it may be that no separate control cable is used. In this case monitoring
devices are run from the power cable.
Cable identification Motor
Monitoring in winding
T1 / T2
T1 / T4
T1 / T2 / T3
K1 / K2
PT1 / PT2
PT3 / PT4
PT6 / PT6
Bearings monitoring
P1 / P2
P3 / P4
Seal monitoring
S1 / S2
S3 / S4
S5 / S6
S7 / S8
S9 / S10
S11 / S12
Heating
H1 / H2
60 | EngliSH
Terminal in control cabinet
U1
V1
W1
U2
V2
W2
Terminal in control cabinet
U1
V1
W1
Monitoring system
Temperature limiter (2 switches in series)
Temperature controller (2 switches in series)
Temperature limiter and controller
PTC – Thermistor (3 thermistors in series)
3 x PT100 individually installed
PT100 upper bearing
PT100 lower bearing
Seal monitoring in oil chamber
Seal monitoring in connection compartment
Seal monitoring in Motor compartment with 2 Electrodes
Seal monitoring in Motor compartment with float switch
Seal monitoring in Gearbox (Agitator)
Seal monitoring in Leakage compartment (internal cooling)
Heating system