IEEMA Electrical Insulation Systems for UL Recognition (UL file # E318161)
IEEMA Class 180-1 For Electrical Machines , for voltages up to 600 V,
Use of insulation system is limited to the combinations of insulating materials specified below. Wherever more than
one items are specified , they may be used together or they may be alternatives to one another.
Wherever thickness are specified they are minimum.
Optional items are not necessarily required in every design.
System
Components
Manufacturer
Designation/Name
1. Magnet Wire
Round or rectangular enamelled Wire (Magnet Wire) with Insulation:
(a) : Polyester (Imide) over coated with Polyamideimide topcoat , Grade 1 or
above, rated 2000C or MW35 or MW36C, MW24
(b) Polyester(amide)(imide) insulated , Grade 1 or above , rated 180 0C, MW-30
Manufactured by various manufacturers as given below:
Bharat Insulation Co
GK Winding Wire
K Patel Metal Industries
Lakshmi Wire
Lark Wire
Pearl Insulation
Precision Wire
Rama Ratna Wires
SH Haryana Wires
Tecumseh India
UL File
#
BIC H+ DC WIRE
MW-35,
MW-24
KP-99
MW336677
LARK UL35, LARK UL73
Thermex 306
Thermex 305
Preci-4-, -5 &- 6
"RRSHRAMIK" D.C.
UNITHERM 210, UNITHERM 210E
TPDC
E250515
E205855
Elmotherm H71
Isonel 51
Elmotherm FR63
Dobeckan FT 1052/…
Dobeckan FT 1040/...
Dobeckan FT 1080/...
Dobeckan FT2001/...
Dobeckan FT 2015/..EK
EIP 5070#
EIP 987
E253938
E237164
E252339
E210445
E98254
E174288
E238786
E176812
E225782
2. Insulating
Varnish/Resin
ELANTAS Beck India Limited
3. Ground and
inter winding
Insulation
Nomex 410, 411, 416, 464, min 0.1 mm thick manufactured by DuPont, or composite
thereof of the following make:
Dupont India ltd
Beico Industries Ltd.
Polycom Associates
4. Tapes
(Optional)
Nomex 410,411,416, 464
Flexiltherm NPN/2,
Flexilam Nomex NPN/2 & /3
Flexitherm NPN/5UC
Flexilam Nomex NPN//3
Flexilam Nomex /5UC
Fleximide NKN/2
Fleximide MKN/2
Polycom N50H
Varnished glass-fibre tape
Unvarnished glass fibre tape, manufactured by the following:
Impex insulation
PRS Permacel
Intek
3A associates
Silicone Glass Tape
IEEMA-UL file # E318161 System approval
E219095
E209526
Ajit Industries
5. Tie Cord
(optional)
6. Insulation
Sleeving
(optional)
Glass cloth insulating tape,
silicone adhesive, Cat. No. A121H*
Unvarnished glass fibre cord,
IG insulation
Pooja Industries
Varnished glass-fibre Sleeving, with Thermal class 180 varnish,
Jhaveri Thanawala
Impex Insulation
Tefkot Cable Co.
3A associates
Kiran Udyog, Bidar
7. Slot Closure /
wedge (Optional)
E175468
Silicone Glass Sleeving
SRG001, Fibreglass Sleeving
coated with silicone elastomer
SRG-002 Silicone coated
fiberglass Sleeving with Silicone
resin
Epoxy resin bonded glass-fibre laminate
IG Insulation
Pooja Industries
Ashok Industries
8. Lead wires
9. Finishing
Varnish (optional)
Thermal class 155 or higher finishing ambient curing or elevated temperature curing
varnish or resin
ELANTAS Beck India Ltd.
Varnish F-93
IEEMA-UL file # E318161 System approval