*High initial permeability and saturation magnetic induction. *Excellent temperature stability. *Supreme resistance against high current impulse. *Lower core loss. Permalloy core is widely used for zero phase current transformers and GFCI coils.
* High initial permeability and saturation magnetic induction. * Excellent temperature stability. * Supreme resistance against high current impulse. * Lower core loss. Permalloy core is widely used for zero phase current transformers and GFCI coils.