Light Signals - Wilo Protect-Modul C Einbau- Und Betriebsanleitung

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6.2 Functions and operation of the Protect-Module C

6.2.1 Light signals

There are three possible light signals on the display field:
• Operation light signal (figure 1, position 1)
WARNING! Danger of electric shock
Even when the operation light signal is off, voltage may be present on the
Protect-Module.
• Fault signal light "Stoppage" (figure 1, position 2)
• Fault signal light "Winding Overheat" (figure 1, position 3)
6.2.2 Fault acknowledgement buttons
• Fault acknolwledgement button on the pump (figures 3b, 3d, position 4)
If fitted, this button is used to reset the response of the integrated full motor
protection. This fault reset is done before fault reset on the Protect-Module C.
• Fault acknowledgement button on Protect-Module C (figure 1, position 4)
• A fault displayed on the Protect-Module C is reset by briefly pressing this
button ( 1s).
• Pressing and holding down the button ( 1s) triggers pump cycling in dual
pump operation with integrated dual pump management.
6.2.3 Faults, light signals, signal contacts
• Single pump
The following table shows the links between possible faults and the reactions
of light signals and signal contacts:
16 WILO SE 11/2013