Lamination Ring Cores
Wound Toroidal Cores
Permalloy Cores
Slicon Steel Cores
Permalloy Cores
This core was striped high pemeability materials(Ni 80%,thickness 0.07--0.1mm) and coiled to toroidal type.
It's Ratio Error Factor and phase angle are close to zero.So it is used to CT core of big capacity ZCT core and Digital Watt Hour meter.
Standard Models
Model ID OD H Metrial Thickness
WP-18 13.0 18.0 5 0.07~0.1mm
WP-19 15 19.5 10 0.07~0.1mm
WP-29 21 29.5 5 0.07~0.1mm
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