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  :
2 {; ~  q7 d, V9 S120(E)
130(B)
155(F)
180(H)
5 F* S8 Q8 j# b, g/ F3 Q. o200(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?
$ y8 h9 g/ z$ A# T) i
! l0 @2 Z0 r) T7 I9 S2 z如果不是 我想请问下罩机电机的对应值

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:     
7 g1 ~8 W: q- x     Thermocouple method or Resistance method     85
4 c  B0 a4 U, U5 h6.     Transformers with Class 105 insulation systems:      
     Thermocouple method     65a
     Resistance method     75a
7.     Transformers with Class 130 insulation systems:      
' ~! C' Q# k1 E4 o. ?# [( b0 I     Thermocouple method     85a
     Resistance method     95a
/ T, m( K1 h# H- y8.     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
10.     Rubber- or thermoplastic-insulated wires and cords     35b,c
11.     Capacitors:      
) u& c: E8 D/ ?( U" Z# s     Electrolytic     40d
     Other types     65e
4 O+ F" I  o) I6 ~, n7 G& X* e; [8 r* f* t12.     Class 105 insulation systems on windings of relays, solenoids, and the like:      
     Thermocouple method     65
' f% V' ]" X9 E- |9 X     Resistance method     85
13.     Class B insulation systems on coil windings of motorsa:     
# Y0 E. R, o. R( F( G     Thermocouple method or resistance method     105
2 ~, |1 n0 Y1 M+ c. @) M) A4 D14.     a) Copper, tinned or bare strands:      
     1) less than 0.015 inch diameter     125
     2) 0.015 inch diameter and larger     175
     b) Nickel, gold, or silver platings or combinations of those platings, over copper conductors     225
. q0 C& p4 U* C15.     Class E insulation systems on coil windings of motorsa:     
. Q2 D5 x. c, h7 ~( V     Thermocouple method or Resistance method     95
16.     Class F insulation systems on coil windings of motorsa:     
- O/ s& d+ r' ^# \     Thermocouple method or Resistance method     130
17.     Class H insulation systems on coil windings of motorsa:     
( S$ G& j2 t7 b" _     Thermocouple method or Resistance method     155