Operation - Wilo Yonos PARA RSTG Installation And Operating Instructions Manual

7.2 Electrical connection
DANGER! Danger of death!
A fatal shock may occur if the electrical connection is not made correctly.
• Only allow the electrical connection to be made by an electrician approved
by the local electricity supplier and in accordance with the local regulations
in force.
• Disconnect the power supply before any work.
• The current type and voltage must correspond to the details on the name plate.
• Maximum back-up fuse: 10 A, slow bow.
• Earth the pump according to the regulations.
• Mains connection: L, N, PE
• Connect the power cable:
1. Standard: Delivery without mains cable
2. Optional: Mains cable with Molex 3 way connection plug Fig. 5
• Connect the PWM signal cable (accessories):
Remove the sealing plug for the PWM plug on the housing.
To lock the PWM plug in the housing, insert the PWM plug all the way into the
housing and press down the white locking button. Before removing the PWM
plug first pull the white button back up again.
Cable assignment (Fig. 6):
• Brown, PWM + (signal characteristics)
• Blue, PWM – (ground)
CAUTION! Risk of property damage!
At the PWM input the maximum voltage is 24V pulsed input voltage.
The connection of mains voltage (AC) will destroy the PWM input and cause
serious damage to the product. If the mains voltage (AC) has been connected
to the PWM input, the product must be taken out of operation and replaced
with a new one!
8 Commissioning
WARNING! Risk of injury and damage to property!
Incorrect commissioning can lead to injuries to persons and
damage to property.
• Commissioning by qualified personnel only!
• Depending on the operating status of the pump or system (fluid tempera-
ture), the entire pump can become very hot.
Touching the pump can cause burns!

8.1 Operation

The pump is operated using the operating knob. By turning the knob the different
control modes can be selected and the delivery head or constant speed (Fig. 2) can
be set.
Factory setting of the pump: constant speed, ½ max. speed
Installation and Operating Instructions Wilo-Yonos PARA RSTG
English
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