安规网

标题: IEC60335-2-64正常温升问题 [打印本页]

---

作者: 真爱如血    时间: 2012-9-2 11:13
标题: IEC60335-2-64正常温升问题
一个商用榨汁机，就是柑橘果柠檬那种榨汁机，做IEC60335-2-64.
8 j( B/ v  t2 w6 p/ B( z& E( F, l按照第3章的说法，要做到过载保护动作。
我这台机器的保护器只有电机上的一个自复位的thermal cut-out。
1 |1 m7 z5 Q8 l& W, Q0 V% j3 }那是不是要做到这个热保护器动作呢？？那温升岂不是很高？？
) G- d2 C. b2 M2 h' _6 V

---

作者: lucky    时间: 2012-9-2 21:50
第3章的哪个说法？第三章应该是只有定义一节，没有测试要求。

---

作者: 真爱如血    时间: 2012-9-4 09:08

lucky 发表于 2012-9-2 21:50
第3章的哪个说法？第三章应该是只有定义一节，没有测试要求。

60335-2-64  cl.3.1.9

---

作者: tonze5082    时间: 2012-9-4 13:45
好像要的。

---

作者: lucky    时间: 2012-9-9 19:57

真爱如血 发表于 2012-9-4 09:08
60335-2-64  cl.3.1.9

2 U! `+ R) Y; `是这个吧：

3.1.9 Replacement:
# A& ~% K) Z0 e; d$ L; I9 znormal operation
% q9 |7 e. c0 Eoperation of the appliance under the following conditions
The appliance is operated without load at rated voltage and with controls intended to be
5 G; K/ g" h! h1 f' [/ X1 Madjusted by the user set at maximum until steady conditions are established. The appliance is
then loaded in appropriate steps, the supply voltage being maintained at its original value. For
; O% Q$ W/ C6 q: r+ Z$ }( t3 C" peach step, steady conditions have to be established before increasing the load. This operation
is repeated until just before an overload release operates, or until the steady condition with
) @# N# v- T/ `% G. R6 l0 y7 wthe highest temperature has been attained.
; D/ F2 o% F3 p2 q, Z% h: _NOTE 101 The load may be achieved by using an electrical or mechanical brake.
' d* n7 b# E# q, hWhere it is not possible or is impractical to apply effectively an electrical or mechanical brake,
the load is 115 % of the input measured when the appliance is operated without load at rated
voltage and normal operating temperature, and with controls intended to be adjusted by the
0 m# n: q- o: r4 x; u% \2 ]* U) Muser set at maximum.
NOTE 102 Examples of such appliances are
2 [, L# R" Z4 E1 P' p+ @– liquid blenders;
$ x4 e4 T5 }. |0 S– slicers;
! G  @; R0 X9 [– peelers;
– coffee grinders;
– machines used for washing and/or drying food;
– portioning machines.

---

作者: 真爱如血    时间: 2012-9-10 13:17

lucky 发表于 2012-9-9 19:57
; @# H8 H) g, ^' S/ q6 L是这个吧：
/ ?& ]4 i  T0 ^( h  y& p
" b. [1 [& a1 B0 M3.1.9 Replacement:

是的，就是这个测试条件

---

作者: lds08080808    时间: 2024-8-22 12:10
NOTE 101 The load may be achieved by using an electrical or mechanical brake.
请教下这个设备是怎样的

---

作者: mao816816    时间: 2024-8-22 13:27
http://bbs.angui.org/thread-203986-1-1.html
2024版本，自己去下载学习！

---

欢迎光临 安规网 (http://bbs1.angui.org/)

Powered by Discuz! X3.2