This audio-visual indicator is DIN rail mountable and permits a clear warning that the metal oxide varistor components within a Surge Protection Device (SPD) have failed.
The device connects to the remote monitor outputs of the SPD, where provided, and can be powered by the mains supply (WSP-AVI-011) or battery (WSP-AVI-010) whichever is appropriate.
Fitted with an on-board Mute button which allows the audio to be switched off for convenience during maintenance.
Features and Benefits:
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