Ferroxcube E cores and accessories E42/21/15 COIL FORMERS General data for E42/21/15 coil former withoutpins PARAMETER SPECIFICATION Coil former material polybutyleneterephtalate (PBT), glass reinforced, flame retardant in accordance with “UL 94V-0”; UL file number E45329(R) Maximum operating temperature 155 C, “IEC 60085”, class F 30.8 max. 29 max. handbook, full pagewidth 2 34 max. 15.7 0.2 17.9 CBW494 12.6 0.2 26.2 min. 14.6 28 Dimensions in mm. Fig.2 E42/21/15 coil former. Winding datafor E42/21/15 coil former without pins NUMBER OF SECTIONS WINDING AREA (mm2) MINIMUM WINDING WIDTH (mm) AVERAGE LENGTH OF TURN (mm) 1 178 26 93 TYPE NUMBER CP-E42/21/15-1S