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我接触到的 " f4 [: l3 ?: w2 v8 W
PUMPS, ELECTRICALLY-OPERATED LIQUID
- }, e. D! Q4 T5 q The Standard used for the investigation of the USL products was UL 778, Fourth Edition, Motor-Operated Water Pumps./ t; d$ i3 f! S4 }! f3 A
The Standard used for the investigation of the CNL products was CAN/CSA-C22.2 No. 108-01, Liquid Pumps.+ r! t3 _$ ^" e* {/ W& n& {3 O$ c
3 c: L. X! s1 e1 l3 qWATER SOFTENERS, DEMINERALIZERS AND WATER TREATMENT UNITS' K# J2 @- J/ n
USL indicates investigation to the Standard for Water Treatment Equipment, UL 979, First Edition./ O/ _# a9 q% j
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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) u8 `* j: {$ f l) Q% z" n7 bDIRECT PLUG-IN AND CORD CONNECTED CLASS 2 POWER UNITS
6 o9 D, C! L& k1 N7 H3 U USL indicates products comply with the Standard of Underwriters Laboratories Inc. for Class 2 Power Units, UL 1310, Fifth Edition.
) c2 r6 `0 g) h: v 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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