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我接触到的
% E: c2 {; B5 Z! _- v" Q: _6 r5 @) vPUMPS, ELECTRICALLY-OPERATED LIQUID
/ C0 @$ V3 b) ]" ^3 t0 a; b% b% l. j! m The Standard used for the investigation of the USL products was UL 778, Fourth Edition, Motor-Operated Water Pumps.0 _% O5 T% `: f- a
The Standard used for the investigation of the CNL products was CAN/CSA-C22.2 No. 108-01, Liquid Pumps.1 V2 C: H* V& y( t6 H
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WATER SOFTENERS, DEMINERALIZERS AND WATER TREATMENT UNITS
$ c4 u) N; C B1 E! P USL indicates investigation to the Standard for Water Treatment Equipment, UL 979, First Edition.
3 d4 e! o' X7 X3 [$ B; M CNL indicates investigation to the Canadian National Standard for Motor-Operated Appliances (Household and Commercial), CAN/CSA C22.2 No. 68-09, Seventh Edition.
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DIRECT PLUG-IN AND CORD CONNECTED CLASS 2 POWER UNITS4 @+ q6 P6 ?/ l
USL indicates products comply with the Standard of Underwriters Laboratories Inc. for Class 2 Power Units, UL 1310, Fifth Edition.8 {$ w8 P. B+ A, @* k& x. Z
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. |
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