|
我接触到的 ; R% {5 h; |7 h$ S6 I1 p* R
PUMPS, ELECTRICALLY-OPERATED LIQUID# I8 r0 B4 P! g4 Z
The Standard used for the investigation of the USL products was UL 778, Fourth Edition, Motor-Operated Water Pumps.
* p5 S( R+ w! Y* @/ d7 X& n+ m" Y# Z The Standard used for the investigation of the CNL products was CAN/CSA-C22.2 No. 108-01, Liquid Pumps.2 C6 u* u6 |5 m( n) d$ ~) a+ e
# S0 X+ J' r$ \ R% @- n: F6 _WATER SOFTENERS, DEMINERALIZERS AND WATER TREATMENT UNITS
3 c! ?7 [. v& b3 D USL indicates investigation to the Standard for Water Treatment Equipment, UL 979, First Edition.& T# _% U _4 ^0 a% f3 L) d* R6 `7 G
CNL indicates investigation to the Canadian National Standard for Motor-Operated Appliances (Household and Commercial), CAN/CSA C22.2 No. 68-09, Seventh Edition.- X0 r+ D6 o( ~: \, [' f
/ J+ z l! d/ D* x" N3 fDIRECT PLUG-IN AND CORD CONNECTED CLASS 2 POWER UNITS O: [" U+ h* |9 ?/ Y M
USL indicates products comply with the Standard of Underwriters Laboratories Inc. for Class 2 Power Units, UL 1310, Fifth Edition.
4 N' q) j" Y- F9 _+ N$ t* q8 R( W CNL indicates products comply with the standard for Power Supplies With Extra-Low-Voltage Class 2 Outputs, CAN/CSA-C22.2 No.223-M91, Second Edition and TIL No.I-42 with revisions dated September 15, 2006. |
|