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  :
: B  n0 H! ^, |: N120(E)
7 o0 ]9 A( A. |130(B)
# R+ f- o0 G  C& ]/ F1 M155(F)
) r' w8 {# w) |1 _) |  a( s180(H)
7 A7 T1 e( D5 G, w4 j200(N)
.......

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?
: Y# P1 O9 s+ V0 R4 @1 b
如果不是 我想请问下罩机电机的对应值
; J2 Z) q+ N' s" X) X! g. o! i
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
2 n/ P* |9 }! W* M2 w7 }% C2 s
% E* O$ V" ]& {+ `5 T9 V' l% `( f! \5.     Class A insulation systems on coil windings of motorsa:     
3 @8 z: h  q# j+ l. e- {     Thermocouple method or Resistance method     85
6.     Transformers with Class 105 insulation systems:      
& D* @5 T3 C+ J0 Q( s6 Q5 q     Thermocouple method     65a
6 h2 X% Z% G% X     Resistance method     75a
7.     Transformers with Class 130 insulation systems:      
     Thermocouple method     85a
+ s6 q; [1 F% {     Resistance method     95a
/ p4 R: f7 F, e8.     Class B insulation systems except as indicated in item 13:      
     Thermocouple method     85
9.     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
1 I8 J* ?# `  j6 u' V/ w6 B% p! Q10.     Rubber- or thermoplastic-insulated wires and cords     35b,c
11.     Capacitors:      
     Electrolytic     40d
     Other types     65e
- ~, W5 x; W* M% _' g0 I- v12.     Class 105 insulation systems on windings of relays, solenoids, and the like:      
     Thermocouple method     65
1 P, o9 a" M4 X1 C7 L( [. h     Resistance method     85
13.     Class B insulation systems on coil windings of motorsa:     
     Thermocouple method or resistance method     105
7 J6 y/ l4 t% c+ P+ M* a9 K14.     a) Copper, tinned or bare strands:      
     1) less than 0.015 inch diameter     125
7 z5 ], d, V  j9 r" v9 u/ W! m) s     2) 0.015 inch diameter and larger     175
     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:     
5 X% H- V2 Z) J% ^7 D6 [, C     Thermocouple method or Resistance method     95
16.     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:     
     Thermocouple method or Resistance method     155