Electrical Insulation System Components E364920
SUZHOU YUSHENG ELECTRONIC CO LTD
No.68, Hui'an Road,Xukou Town,Wuzhong District, SUZHOU Jiangsu 215100 CN
System Component System Designation System Class
FIW-B*, YSW-B*, FLW-B*, FIW-F*, YSW-F*, FLW-F*, FLW-B*(LZ)@+, FLW-F*(LZ)2, FLW-F*(LZ)@+, FLW-F*1, FLW-F*2, FLW-F*@+, FLW-F-SB*, FLW-H*+, YSWP-B*+, YSWP-BLL+, YSWP-F*+, YSWP-FLL+ YS-155 155(F)
Report Date: 2022-01-29 © 2025 UL LLC
alternate constructions:
An Authorization Letter is Required for Adoption of this System
Construction Details (Table II)
The use of this insulation system is limited to the combination of materials specified below. Where more than one item is designated under insulation function, they may be used together, unless otherwise indicated, or they may be used as alternates to one another. Functions designated "optional" are not necessarily required for every design. Insulation thicknesses and/or layers below indicated are minimum.
Filament Wire
Additional Ground & Interwinding insulation is required to separate this winding from other windings or between this winding and grounded/dead metal
Recognized Component Single and Multi-Layer Insulated Winding Wire (OBJT2) listed below
Recognized Component Appliance Wiring Material (AVLV2) listed below
Unless otherwise noted, winding wire types listed below may be used in combination within a single product
HANGZHOU WEIFENG ELECTRONIC CO LTD [E229341] - Recognized Component
UEWF-@(%), QA-@(%)/155Litz wire may employ a silk covering, when a silk covering is employed, the litz wire designation is UEWF-USTC(Y11), QA- USTC(Y11)/155. Conductor must be R/C - Magnet Wires (OBMW2), MW79
SUZHOU YUSHENG ELECTRONIC CO LTD [E332529] - Recognized Component
FLW-F*(LZ)2Must employ MW35, MW36, MW37, MW38, MW73, MW74, MW79, MW80, MW82, MW83 or MW85 R/C - Magnet Wire (OBMW2) type.
FLW-F*1Must employ MW35, MW36, MW37, MW38, MW73, MW74, MW79, MW80, MW82, MW83 or MW85 R/C - Magnet Wire (OBMW2) type.
FLW-F*2Must employ MW35, MW36, MW37, MW38, MW73, MW74, MW79, MW80, MW82, MW83 or MW85 R/C - Magnet Wire (OBMW2) type.
FLW-F-SB*Must employ MW35, MW36, MW37, MW38, MW73, MW74, MW79, MW80, MW82, MW83 or MW85 R/C - Magnet Wire (OBMW2) type.
FLW-H*+Must employ MW35, MW36, MW37, MW38, MW73, MW74, MW79, MW80, MW82, MW83 or MW85 R/C - Magnet Wire (OBMW2) type.
Filament Wire
Additional Ground & Interwinding insulation is not required to separate this winding from other windings or between this winding and grounded/dead metal
Recognized Component Single and Multi-Layer Insulated Winding Wire (OBJT2) listed below
Recognized Component Appliance Wiring Material (AVLV2) listed below
Unless otherwise noted, winding wire types listed below may be used in combination within a single product
DONGGUAN HILDE ELECTRONICS CO LTD [E356133] - Recognized Component
THW-B3.49 (0.09)
THW-F3.49 (0.09)
THW-F-LITZ3.49 (0.09)
Guangzhou Wanbao Electronic Material Co Ltd [E323485] - Recognized Component
DTM-FLZ5.28 (0.13)
DTM-TB+XX5.28 (0.13)
DTM-TBLZ5.28 (0.13)
DTM-TF+XX5.28 (0.13)
DTM-WF*3.39 (0.09)
RUBADUE WIRE CO INC [E206198] - Recognized Component
TCA3 (b)4.49 (0.11)
SUZHOU YUSHENG ELECTRONIC CO LTD [E332529] - Recognized Component
FIW-B*, YSW-B*, FLW-B*4.61 (0.12)
FIW-F*, YSW-F*, FLW-F*4.61 (0.12)
FLW-B*(LZ)@+8.70 (0.22)
FLW-F*(LZ)@+8.70 (0.22)
FLW-F*@+5 (0.13)
YSWP-B*+3.39 (0.09)
YSWP-BLL+3.39 (0.09)
YSWP-F*+3.39 (0.09)
YSWP-FLL+3.39 (0.09)
TOTOKU INC. [E166483] - Recognized Component
TIW-3LZX@@@%$+3.50 (0.09)
TIW-3X$+3.50 (0.09)
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
ANSI TypeTemp(°C)Basecoat(Topcoat)
MW 35or 200°CPolyester-amide-imide (Polyamide-imide)
MW 35-Aor 220°CPolyester-amide-imide (Polyamide-imide)
MW 36or 200°CPolyester-amide-imide (Polyamide-imide)
MW 36-Aor 220°CPolyester (Polyamide-imide)
MW 37or 220°CPolyester (Polyamide-imide)
MW 38or 220°CPolyester (Polyamide-imide)
MW 73or 200°CPolyester-amide-imide (Polyamide-imide)
MW 73-Aor 220°CPolyester-amide-imide (Polyamide-imide)
MW 74or 200°CPolyester-amide-imide
MW 74-Aor 220°CPolyester-amide-imide
MW 79or 155°CPolyurethane
MW 80or 155°CPolyurethane (Polyamide)
MW 82or 180°CPolyurethane
MW 83or 180°CPolyurethane (Polyamide)
MW 85or 180°CPolyurethane
Ground and Interwinding Insulations
any Recognized Component Plastic (QMFZ2), polyethylene terephthalate film (PET) 3 mils minimum
Designationmils(mm)comments
3M COMPANY [E17385] - Recognized Component
1 (a)3[layers]
1098-1 (b)3[layers]
12053[layers]
1298 (b)3[layers]
1298CR3[layers]
1318-1 (a)3[layers]
1318-2 (a)2[layers]
1350-1 (b)3[layers]
1350-2 (c)2[layers]
1350F-1 (b)3[layers]
1350F-2 (c)2[layers]
1388B-1 (b)3[layers]
1388W-1 (b)3[layers]
1388Y-1 (b)3[layers]
44 (a)3[layers]
53[layers]
54 (a)3[layers]
56 (a)3[layers]
57 (a)2[layers]
58 (a)2[layers]
74 (a)6[layers]
753[layers]
923[layers]
Super 20 (a)3[layers]
CELANESE INTERNATIONAL CORP [E41938] - Recognized Component
Rynite FR530(l)(+)(f1), FR530L(l)(+)(f1)15.7 (0.4)
Rynite FR533NH15.7 (0.4)
Zytel FR50(+)(f1)16.2 (0.41)
Zytel HTNFR52G30LX16.1 (0.41)
Zytel HTNFR52G30NH(r6)15.9 (0.4)
CHANG CHUN PLASTICS CO LTD [E59481] - Recognized Component
T200NA14.9 (0.38)
CHANG SHU LIANG YI TAPE INDUSTRY CO LTD [E246820] - Recognized Component
LY-19-01-15a2[layers]
LY-19-01-18a2[layers]
LY-19-01-20a2[layers]
LY-19-01-25a2[layers]
LY-19-01-40a2[layers]
LY-19-01-85a2[layers]
LY-19-02-15b2[layers]
LY-19-02-18b2[layers]
LY-19-02-20b2[layers]
LY-19-02-25b2[layers]
LY-19-02-40b2[layers]
LY-19-02-85b2[layers]
LY-XX*3[layers]
DONGGUAN SHIN YAHUA ELECTRONIC MATERIAL CO LTD [E324093] - Recognized Component
CT* (b)(g)3[layers]
CT* (c)(g)3[layers]
PZ* (b)3[layers]
WF* (c)(h)2[layers]
DuPont Specialty Products USA LLC [E39505] - Recognized Component
Kapton® 100CR, 100CRC1 (0.03)
Kapton® 100H, 100HN, 100HN-S, 100H-ZT, 100HN-ZT, 100FPC-ZT, 100TAB-ZT, 100PST, 100HA, 100TN, 100V, 100VN, 100FPC, 100FPC-A, 100HPP-ST, 100PST-A1 (0.03)
DuPont Specialty Products USA, LLC [E34739] - Recognized Component
Nomex® 406, 3062 (0.05)
Nomex® 4102 (0.05)
Nomex® 4114.6 (0.12)
Nomex® 4142 (0.05)
Nomex® 416, 416 LAM2 (0.05)
Nomex® 418, 818, 864LAM2 (0.05)
Nomex® 464, 464 LAM2 (0.05)
Nomex® 992, 992PSB4 (0.1)
Nomex® 993, 993PSB3.3 (0.08)
Nomex® 994, 994PSB3.3 (0.08)
Nomex® E56, 3563 (0.08)
DUPONT TEIJIN FILMS U S L P
Mylar A, AP, EL21, MO213 (0.08)
Jiangsu Wote High Performance Materials Co Ltd [E478701] - Recognized Component
SELCION KB40M, KB40BM, KB40(+)16.5 (0.42)
JINGJIANG JINGYANG INSULATING PRODUCT CO LTD [E309872] - Recognized Component
JY-1333[layers]
JINGJIANG YAHUA PRESSURE SENSITIVE GLUE CO LTD [E165111] - Recognized Component
CT (b)(g)3[layers]
CT* (b)(g)3[layers]
CT* (c)(g)3[layers]
CT-280B6[layers]
CT-285B4[layers]
PF* (d)(g)1[layers]
PZ* (b)(g)3[layers]
WF* (c)(h)2[layers]
WFF(f)2[layers]
SUMITOMO BAKELITE CO LTD [E41429] - Recognized Component
SUMIKON PM-963012.7 (0.32)
SUMIKON PM-975012.3 (0.31)
SUMIKON PM-9820, PM-982512.2 (0.31)
SUMIKON PM-982311.9 (0.3)
SUMITOMO CHEMICAL CO LTD [E249884] - Recognized Component
SUMIKASUPER E4008(c4)(c2)(c3)(j)(f2) *** this product is no longer Recognized *** 16.2 (0.41)
SYMBIO INC [E50292] - Recognized Component
35661 (c)3[layers]
KA021[layers]
KA1701[layers]
KA1801[layers]
MY130 (b)2[layers]
TOYOBO CO LTD [E51743] - Recognized Component
Teonex Film NQ510, Q5100, Q5300, Q8100, Q83002[layers]
XINFENG GHILLIE ELECTRICAL MATERIALS CO LTD [E326305] - Recognized Component
JL-D508 (a)1[layers]
YANTAI METASTAR SPECIAL PAPER CO LTD [E331406] - Recognized Component
METASTAR YT516, YT5102 (0.05)
Lead Wires
lead wires are optional for this system
TempInsulation
125°CXLPE - crosslinked polyethylene +
150°CSR - silicone rubber(with or without braid)
150°CETFE - ethylene tetrafluoroethylene
150°CXLPE - crosslinked polyethylene
200°CSR - silicone rubber(with or without braid)
200°CETFE - ethylene tetrafluoroethylene
+ To be isolated from direct contact with windings (magnet wire) by any insulating material (tape, layer insulation, sleeving,etc.) listed in this table - unless specifically excluded from this requirement by a special note at the beginning of this table.
any sheet insulation or tape described in this table with no minimum thickness requirement may be used as a minor sheet material
Tapes
tapes are optional for this system
Designationcomments
3M COMPANY
1350Y-1 (b)
3M COMPANY [E17385] - Listed or Recognized Component
1 (a)
1098-1 (b)
1205
1298 (b)
1298CR
1318-1 (a)
1318-2 (a)
1350-1 (b)
1350-2 (c)
1350F-1 (b)
1350F-2 (c)
1388B-1 (b)
1388W-1 (b)
1388Y-1 (b)
27 (a)
44 (a)
5
54 (a)
56 (a)
57 (a)
58 (a)
74 (a)
75
92
Super 10 (a)
Super 20 (a)
3M Japan Limited [E59505] - Listed or Recognized Component
CU-35C
CHANG SHU LIANG YI TAPE INDUSTRY CO LTD [E246820] - Listed or Recognized Component
LY-19-01-15a
LY-19-01-18a
LY-19-01-20a
LY-19-01-25a
LY-19-01-40a
LY-19-01-85a
LY-19-02-15b
LY-19-02-18b
LY-19-02-20b
LY-19-02-25b
LY-19-02-40b
LY-19-02-85b
LY-XX*
CHYUN YIH TAPE CO LTD [E81174] - Listed or Recognized Component
PB416C
PB416F
DONGGUAN SHIN YAHUA ELECTRONIC MATERIAL CO LTD [E324093] - Listed or Recognized Component
CT* (b)(g)
CT* (c)(g)
PF* (d)(g)
PZ* (b)
WF* (c)(h)
Guangdong Kangli New Energy Materials Technology Co Ltd [E511186] - Listed or Recognized Component
KL-158
KL-168
JINGJIANG JINGYANG INSULATING PRODUCT CO LTD [E309872] - Listed or Recognized Component
JY-133
JY-200
JY-201
JY-233
JINGJIANG JINGYI ADHESIVE PRODUCT CO LTD [E246950] - Listed or Recognized Component
J16
JY25-A (b)
WF310 (a)
JINGJIANG YAHUA PRESSURE SENSITIVE GLUE CO LTD [E165111] - Listed or Recognized Component
CT (b)(g)
CT* (b)(g)
CT* (c)(g)
CT-280B
CT-285B
PF* (d)(g)
PZ* (b)(g)
WF* (c)(h)
WFF(f)
SHEN ZHEN XINHUAHUI ELECTRONIC MATERIALS CO LTD [E328315] - Listed or Recognized Component
HKT
HMT
SICHUAN DONGFANG INSULATING MATERIAL CO LTD [E229667] - Listed or Recognized Component
201
201A
SUZHOU MAILADUONA ELECTRIC MATERIAL CO LTD [E188295] - Listed or Recognized Component
JY313#
SYMBIO INC [E50292] - Listed or Recognized Component
35661 (c)
KA00
KA02
KA170
KA180
MY130 (b)
XINFENG GHILLIE ELECTRICAL MATERIALS CO LTD [E326305] - Listed or Recognized Component
JL-D508 (a)
Core tubes and Bobbins
(for mechanical support only) cores are optional for this system
Designationcomments
CELANESE INTERNATIONAL CORP [E41938] - employing Recognized materials
Crastin SK665FR (+)
Rynite FR530(l)(+)(f1), FR530L(l)(+)(f1)
Zytel 101(r9)(f1), 101F(r9)(f1), 101L(r9)(f1), E101(r9)(f1), E101L(r9)(f1)
Zytel 70G13L
Zytel 70G30L
Zytel 70G33L(+)
Zytel FR50(+)(f1)
CHANG CHUN PLASTICS CO LTD [E59481] - employing Recognized materials
LONGLITE T-355J, T355J
LONGLITE T357
LONGLITE T373J
LONGLITE T375HF
LONGLITE T375J(G5)(G6)
LCP-300
T200NA
CHANGSHU SOUTH-EAST PLASTIC CO LTD [E136137] - employing Recognized materials
PF1A5-151J
PF2A4-151J(b)
PF2A5-151J
PF2A5-151J(b)
KINGFA SCI & TECH CO LTD [E171666] - employing Recognized materials
PBT-RG301(f1), PBT-RG301(ccc)(f1), PBT-RG301(ccc)(R64)(f1)
Vicnyl R4(a)
Vicnyl R4(f)NH
Vicnyl R4(ggg)
Vicnyl R430
Vicnyl R61(f)NH(r8)
Vicnyl R61(q)
Vicryst R8(gg) (ccc)(r5)
Vicryst R80(d1) (ccc)
Vicryst R82(d1) (ccc)(r9)
Vicryst R83(gg) (ccc)(r8)
Vicryst R85(gg)(ccc)(r11)
NAN YA PLASTICS (HUI ZHOU) CORP LTD [E235269] - employing Recognized materials
1403G3
1403G6
SUMITOMO BAKELITE CO LTD [E41429] - employing Recognized materials
SUMIKON AM-1130, AM-113
SUMIKON PM-8375
SUMIKON PM-9250
SUMIKON PM-9720
SUMIKON PM-9750
SUMIKON PM-9830
SUMIKON PM-9850
SUMIKON PM-AJ
SUMITOMO BAKELITE CO LTD [E98667] - employing Recognized materials
SUMILITE RESIN ECP-257
SUMITOMO CHEMICAL CO LTD [E249884] - employing Recognized materials
SUMIKASUPER E4008(c4)(c2)(c3)(j)(f2) *** materials are no longer Recognized ***
SUMIKASUPER E5008(gr)
WAH HONG INDUSTRIAL CORP [E150608] - employing Recognized materials
WH-9100(G1)(G2)
Tubing and Sleeving
tubing and sleeving are optional for this system
Designationcomments
Atlantic Tubing
TFS
CHANGYUAN ELECTRONICS GROUP CO LTD [E180908] - Recognized Component
CB-HFT, CB-HFT(XY), CYG-MT
CB-TT-L
CB-TT-S
CB-TT-T
CYG-KYNAR
CYG-ZHP
CHERN-FWUH ENTERPRISE CO LTD [E151045] - Recognized Component
FSG-2
DONG GUAN NAN DIAN INSULATION MATERIALS CO LTD [E350651] - Recognized Component
ND-LL
ND-SS
ND-TT
DONGGUAN CITY CHANGJIE METALS & PLASTIC PRODUCTS CO LTD [E338209] - Recognized Component
CJ-TT-L
CJ-TT-T
DONGGUAN SALIPT CO LTD [E209436] - Recognized Component
SALIPT S-901-300
SALIPT S-901-600
GREAT HOLDING INDUSTRIAL CO LTD [E156256] - Recognized Component
TFL
TFS
TFT
HUAPENG (SUZHOU) HEAT-SHRINKABLE MATERIALS CO LTD [E473382] - Recognized Component
H-PTFE
HUIZHOU DONGJU FLUO TECH PLASTIC CO LTD [E478618] - Recognized Component
TFL
TFS
TFT
PENGYUAN ELECTRONICS MATERIAL CO LTD [E515092] - Recognized Component
PTFE L
PTFE S
PTFE T
RHF(300)
RHF(600)
Qidong Bluelink Electronics Co., Ltd.
TFL-201
SHENGZHENG HANGXUAN S&T CO LTD [E361862] - Recognized Component
HK-300
HK-600
HK-6300
XH-RSG, TZTG(XY)
XH-TFL
XH-TFS
XH-TFT
SHENZHEN WOER HEAT-SHRINKABLE MATERIAL CO LTD [E203950] - Recognized Component
RSFR-H
WF
Shenzhen Zhongdianchenguang Electronic Co Ltd [E469628] - Recognized Component
CG-L
CG-S
CG-T
SIN TIONG WAH ELECTRIC PRODUCTS (SHENZHEN) CO LTD [E153304] - Recognized Component
FSG-2
FSG-3
Zeus Company LLC [E64007] - Recognized Component
TFE-HW-300
TFE-HW-600
TFE-LW-150
Tie Cords
tie cords are optional for this system
Designationcomments
Various Manufacturers
Fiberglass, untreated
Potting Compounds
potting compounds are optional for this system
Designationcomments
DONGGUAN EATTO ELECTRONIC MATERIAL CO LTD [E218090] - employing Recognized materials
3300
3300A-1/3300B-1
3300A/B
E-500 (XX)
ELANTAS PDG, Inc. [E100866] - employing Recognized materials
ELAN-Cast® E 471-5LL, E 471-5LL-HV, ELAN-Cast E 700 / C 700
Guangdong Hengerlang New Material Co., Ltd [E475498] - employing Recognized materials
EP3189(##)
EP3189H/S
Guangzhou Huitian New Material Co Ltd [E306078] - employing Recognized materials
5297
5299(#)
Guangzhou Pochely New Material Technology Co Ltd [E204979] - employing Recognized materials
5225A/B
Shanghai Beginor Polymer Material Co Ltd [E489118] - employing Recognized materials
8230
9337
TCMP
SHENZHEN SISUN SILICONE TECHNOLOGY CO LTD [E248811] - employing Recognized materials
XS1110, XS1119
Varnishes
varnishes are optional for this system
Designationcomments
ELANTAS PDG, Inc. [E75225] - Recognized Component
1000 Water Borne, 1000-50, 1000-70, 1000-70B, 1000-70-xx, 1000 Low VOC, ELAN-safe 210U01-50, ELAN-safe 210U01-75, 1000-25, 1000-70 Mod. II at 25% NVM
468-2 (d), 468-2FC (d), 468-2-7-xxF (d), 468-2-7FC-xxF (d)
V1380, V1380FC, V1380FC Black, 80381FC
V1630, V1630FS, V1630FS50, V1630FS Black, 80361, 80361FS
ELANTAS ZHUHAI CO LTD [E314793] - Recognized Component
1000 Water Borne, 1000-50, 1000-70, 1000-70B, 1000 Low VOC, ELAN-safe 210U01-50, ELAN-safe 210U01-75
468-2 (d), 468-2FC(d)
50 (e), 50S (e), 50SM (e), 50VT (e), 50VTC (e), 5180 (e), 5183 (e), 5183SW, ELAN-Dur 822A01, CORONA-Protect 828A01
V1380, V1380FC, V1380FC Black, 80381FC
V1630FS, V1630, V1630FS50, V1630FS Black, 80361, 80361FS
GUANGDONG SHUNDE DADIYUAN NEW MATERIALS CO LTD [E488664] - Recognized Component
Waterborne 96X-Y*Not for use with ANSI Types MW79, MW80, MW82, MW83 or MW85magnet wire
John C Dolph Co [E317427] - Recognized Component
AC-43, EB-43-HG, EB-43-FB, AC-43-66, EG-43/698-D, EG-43/759-D, ER-43/368-D, EB 43/387-D
BC-346A, BC-346-A, BC-346B, BC-346-E, BB-348, BB-346-HF, BC-346HF, BG-346A, BB-346-A, BB-346/A, BC-370
BC-356, BC-359, PDR-1695, BB-359FR, BB-359MS, BC-359/569-D
CC-1105, CC-1105HTC, CC-1103, CC-1105OPT, CC-1105OPT/HTC, CC-1105LV, CB-1105HTC, PDR-1933, PDR-1711, CC-1155, CC-1156, CC-1106Not for use with ANSI Types MW79, MW80, MW82, MW83 or MW85magnet wire
PDR-1936, BC-365@, BC-365-LTC, BC-365-L0, BC-368
LIANGSHENG SHENZHEN NEW MATERIAL TECHNOLOGY.CO.,LTD [E514406] - Recognized Component
MZ-201*Not for use with ANSI Types MW79, MW80, MW82, MW83 or MW85magnet wire
MZ-800*Not for use with ANSI Types MW79, MW80, MW82, MW83 or MW85magnet wire
NOROO PAINT & COATINGS CO LTD [E93947] - Recognized Component
DVB-2085(*)Not for use with ANSI Types MW35, MW36, MW37, MW38, MW73 or MW74 magnet wire
Resonac Corporation [E72979] - Recognized Component
WP-2952F-2G, WP-2952F-2G(Y), WP-2952F-2G(YL), WP-2952F-2G(FC), WP-2952F-2G(H), WP-2952F-2G(K)Not for use with ANSI Types MW35, MW36, MW37, MW38, MW73 or MW74 magnet wire
SUZHOU TAIHU ELECTRIC ADVANCED MATERIAL CO LTD [E228349] - Recognized Component
ET-90(a)
T-4260(a)
Tianyi Insulation Material (Shenzhen) Co Ltd [E527258] - Recognized Component
MG209Not for use with ANSI Types MW35, MW36, MW37, MW38, MW73 or MW74 magnet wire
YUEYANG GREEN TECHNOLOGY CO LTD [E303754] - Recognized Component
JX-1160(a)Not for use with ANSI Types MW79, MW80, MW82, MW83 or MW85magnet wire
Miscellaneous Minor Insulations
miscellaneous minor insulations are optional for this system
Designationcomments
SHENZHEN JINWANGXING INSULATION MATERIALS CO LTD
JW-A(b)

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