Should the contractor loosen the rubber isolation pads in a Ventilated Transformer to reduce the auible sound level?
Issue:
Isolation Pads in Ventilated Transformers
Product Line:
LV Transformers
Environment:
Applies to Low Voltage Transformers by SquareD/Schneider Electric
Cause:
Transformer audible noise
Resolution:
As described in the installation instructions that accompany each Ventilated Transformer, the bolts fastening core/coil assembly to base must be loosened 1/4 to 1 turn to allow the core/coil to ``float`` on the vibration pads. This provides reduction of transmitted sound.
Isolation Pads in Ventilated Transformers
Product Line:
LV Transformers
Environment:
Applies to Low Voltage Transformers by SquareD/Schneider Electric
Cause:
Transformer audible noise
Resolution:
As described in the installation instructions that accompany each Ventilated Transformer, the bolts fastening core/coil assembly to base must be loosened 1/4 to 1 turn to allow the core/coil to ``float`` on the vibration pads. This provides reduction of transmitted sound.
Released for: Schneider Electric USA
