Speck pumpen Normblock Installation & Operating Manual page 88

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5 Installation at Site
CAUTION
Drive and pump running in the wrong direction of rotation
Damage to the pump!
▷ Refer to the arrow indicating the direction of rotation on the pump.
▷ Check the direction of rotation. If required, check the electrical connection and
correct the direction of rotation.
The correct direction of rotation of the motor and pump is clockwise (seen from the
drive end).
1. Start the motor and stop it again immediately to determine the motor's
direction of rotation.
2. Check the direction of rotation.
The motor's direction of rotation must match the arrow indicating the direction
of rotation on the pump.
3. If the motor runs in the wrong direction of rotation, check the electrical
connection of the motor and the control system, if applicable.
Normblock