请教:UL电机绝缘等级对应耐温是多少？

wuybpujr

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CLASS A  是不105度!

wuybpujr

对不起,CLASS A  是105度!

houn

引用第8楼barryyan于2009-03-02 16:00发表的  :
% S/ g3 j& _2 @120(E)
" \, i* f  d4 k3 I9 H0 w130(B)
: q, s- V. Z& `" u+ z7 C155(F)
7 O. w9 P* ]& e0 |& K180(H)
! M) W" Z3 _4 F200(N)
8 P; j0 @8 x# w1 F1 P' _$ p% h.......

请问这个对应的是所有类型的电机还是只对应单独哪一种?

* j& E) |) n* D8 F如果不是 我想请问下罩机电机的对应值
$ k& h( p! g' B4 R% p: B8 K
" m# z1 I9 O9 }: T4 I! D+ q) y  H以及同步电机的含义是什么?

wade

只看馬達是否有絕緣系統，不管馬達是否有認證，依認證絕緣等級，直接對應UL982 Table 36.1所標示的耐溫值。如果絕緣系統未認證，則直接對應Class A Insulation System的耐溫值。

tianyg2006

class A=class 105     温升限值为75K

rindon

UL982  表36.1和表36.2都说的很明白的啊 下面是表36.1

5.     Class A insulation systems on coil windings of motorsa:     
     Thermocouple method or Resistance method     85
& q$ Z+ A: k( y6.     Transformers with Class 105 insulation systems:      
     Thermocouple method     65a
' t; m8 y+ e, d     Resistance method     75a
: |; ^5 [1 I5 x6 f7.     Transformers with Class 130 insulation systems:      
     Thermocouple method     85a
     Resistance method     95a
! A" n! R3 s3 {7 H8.     Class B insulation systems except as indicated in item 13:      
7 @/ j) h) A- \0 X" \2 j     Thermocouple method     85
" ~' P4 Y5 }/ Y  Z: t$ R  Q2 b/ K9.     Phenolic composition employed as electrical insulation or as a part depended upon to reduce the risk of fire, electric shock, or injury to persons     125b
10.     Rubber- or thermoplastic-insulated wires and cords     35b,c
) [1 n  N, c2 ?( |% p/ B11.     Capacitors:      
0 y& N) s5 E8 K6 J. ]* Y# I     Electrolytic     40d
0 I8 B! i! N) e5 c     Other types     65e
12.     Class 105 insulation systems on windings of relays, solenoids, and the like:      
     Thermocouple method     65
     Resistance method     85
+ T, `' P8 ~9 F5 l8 n13.     Class B insulation systems on coil windings of motorsa:     
2 w- L1 B: p: r# d     Thermocouple method or resistance method     105
14.     a) Copper, tinned or bare strands:      
     1) less than 0.015 inch diameter     125
6 `8 u$ o& E! @2 t5 x* ~) X     2) 0.015 inch diameter and larger     175
7 h6 a0 v9 {3 g& e7 Z& x6 V1 S  q0 w     b) Nickel, gold, or silver platings or combinations of those platings, over copper conductors     225
15.     Class E insulation systems on coil windings of motorsa:     
4 b2 _9 W1 j( N3 w0 P. |     Thermocouple method or Resistance method     95
. K* `  H& u0 A5 m' Z16.     Class F insulation systems on coil windings of motorsa:     
     Thermocouple method or Resistance method     130
17.     Class H insulation systems on coil windings of motorsa:     
0 n2 t- K# y; y+ B$ U2 a5 _     Thermocouple method or Resistance method     155