|
fasten 发表于 2017-5-19 08:35 4 }( B( n" r. O( h1 X
Scope不能看出来区别?
4 S8 T/ e N R2 z$ i' P1 V我们的产品是一个3000W 的BBU 跟PSU 连接在一起,当PSU 通电的时候,PSU 给BBU 充电。当PSU 断电的时候,BBU 给PSU 提供DC,最终输出给系统供电。& a3 I2 L$ ?; B3 N- h. u/ I
我们纠结到底是用UL1973 还是UL2054 。我觉得是用UL2054 但是客户说要做UL1973
2 U+ s% X1 V8 V% d9 ?2 wUL1973
. T7 J& j8 h4 l6 H) s1.1 These requirements cover electric energy storage systems as defined by this standard for use as, e; u% T( M, H4 }# A+ S; p
energy storage for stationary applications such as for PV, wind turbine storage or for UPS, etc.. t' w4 E; e' q" q: n
applications. These systems are to be installed in accordance with the National Electric Code, ANSI/NFPA
6 p8 g2 P* I" y: n70 or other applicable installation codes.1 g) V' `: |! a2 z4 D3 y
1.2 These requirements also cover electric energy storage systems (EESS) as defined by this standard0 O7 t u$ v# b& s3 X! c- s; D6 L
for use in light electric rail (LER) applications and stationary rail applications such as rail substations! ~9 d9 r# C+ b* j2 P
1 i! ?3 y& Y, U6 B
UL2054
' S/ T' s: J, r) K$ s1 X1.1 These requirements cover portable primary (nonrechargeable) and secondary (rechargeable)( {. a H/ _$ U' [! r
batteries for use as power sources in products. These batteries consist of either a single electrochemical
- e9 s1 e9 ?: z( }, Y* Q& c4 ccell or two or more cells connected in series, parallel, or both, that convert chemical energy into electrical* V4 y" t' b: Z$ J: H
energy by chemical reaction.
, q) w* q; T( A- j- c0 P1 D
9 ^% \& H* L/ B' w' @, w% w: K8 x7 W |
|