Here is a summary of capacitor discharge situations:

 

Operator conditions:  Vacuum tube radio/tv with isolated metal trim.  (John 
Woodgate)

Service conditions:  Vacuum tube radar servo controller.  (Doug Powell)

Service conditions:  UPS capacitor discharge before servicing.  (Bansi Patel)

Operator conditions:  Defibrillator automatic discharge. (Dave Osborn)

Operator conditions:  CRT capacitance.  (Mike Sherman) (Dan Roman)

Service conditions:  Power factor correction for motor drives  (Ted Eckert) 
(Julia Curson) (Mike Sherman)

Service conditions:  Small ion implanters.  (Lauren Crane)

 

We still need to identify in our safety standards when a charged capacitance 
requires a safeguard.

 

Thanks for your responses.

 

Stay safe!

Rich

 

 


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