Enameled Wire |
Recognized Component - Magnet wire (OBMW2), single build or greater, round or rectangular, copper or aluminum unless stated otherwise for the types listed below |
Ground Insulation is required to separate this winding from grounded/dead metal |
Interwinding Insulation is required to separate this winding from other enameled wire |
Unless otherwise noted, Winding Wire types listed below may be used in combination within a single product |
| Designation | mils(mm) | comments |
| Suzhou Jufeng Electrical Insulation System Co., Ltd. |
| FMB-50/155 | | The above PET film used for layers one and two is R/C Plastics (QMFZ2), various manufacturers. The third layer JF-5442-1D is described below. |
| JF-5442-1D | | 1 layer of PET film with 0.075 mm min. thickness and a layer of mica tape with an overall min. thickness of 0.150 mm. |
| Bare Conductor - Wrapped, 1 layer each, 50% overlap each, each layer is PET film, 0.25 mm total thickness, with each layer in the opposite direction from the proceeding underlying layer. Last layer has JF-5542-1D tape |
Ground and Interwinding Insulations |
| Designation | mils(mm) | comments |
| Suzhou Jufeng Electrical Insulation System Co., Ltd. |
| JF- CT | 1[layers] | Applied third, High Resistance Anti Corona, 0.2 mm min. thick, 50% overlap. Taped on the four R parts of the coil, from the end of JF-CT(lapped 25 mm of the JF-CT) to the end of the coils direction. The length is according to design. High Resistance Anti Corona |
| JF-5452-1 | 8[layers] | Applied first, mica tape, 0.13 mm min. thick of each layer, all wraped clockwise direction, 50% overlap. |
| JF-CT | 1[layers] | Applied second, Low Resistance Anti Corona, 0.08 mm min. thick, 50% overlap. Taped on the straight part of the coils. Low Resistance Anti Corona |
| JF-SC | 1[layers] | Applied fourth, PET heat shrinkable film, 1 layer, 0.03 mm min. thick, 50% overlap. Completely covers the two ends of coil and grade JF-SC, High Resistance Anti Corona, 50% overlap, is additionally used. High Resistance Anti Corona |
any sheet insulation or tape described in this table with no minimum thickness requirement may be used as a minor sheet material |
Tapes |
| Designation | comments |
| Tianjin Tianyuan Electric Materials Co., Ltd |
| Type TJ251 | Polyimide Tape |
Spacer and Wedges |
| Designation | comments |
| An Hui Sheng Xin Insulation Material Co., Ltd. |
| Type 350 | Diphenyl ether plate |
| Type 9334 | Polyamide imide glass tapePolyamide imide glass plate |
| Shanghai JieCheng non-woven fabrics materials Ltd. |
| Polyester felt | |
| SPI Handels Gmbh & Co. KG |
| Type SPInduwedge H HP | Magnetic wedge |
any material described in this table with no thickness requirement may be used as a spacer or a wedge |
Tie Cords |
| Designation | comments |
| Jiangsu Hengyu Textile Co., Ltd. |
| Polyester glass banding rope | |
Overcoat Varnishes |
may only be used after impregnation with any varnish in this table |
| Designation | comments |
| Suzhou Jufeng Electrical Insulation System Co., Ltd. |
| JF-9955 | JF-9955 has been tested and approved as a Varnish |
Miscellaneous Minor Insulations |
| Designation | comments |
| An Hui Sheng Xin Insulation Material Co., Ltd. |
| Semiconductor epoxy glass laminate, type 3241 | Epoxy PlateEpoxy plate |
| Shanghai Shenlei Composite Materials Co., Ltd. |
| Glass fiber glass wire rope | End band |
| Xi An Meilian Electrical Insulation Co., Ltd. |
| Thermal expansion glass felt, type 7470 | Expanding materialExpanding material |