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我接触到的
- J# ~" K4 l( B7 w% ^PUMPS, ELECTRICALLY-OPERATED LIQUID
( Y7 U0 Q- T# W% P+ x/ L" a$ a The Standard used for the investigation of the USL products was UL 778, Fourth Edition, Motor-Operated Water Pumps.
5 [. G- ^( u) b7 A* y. u# S7 E- q The Standard used for the investigation of the CNL products was CAN/CSA-C22.2 No. 108-01, Liquid Pumps. c2 O5 G1 |1 f- Q- w7 j/ F/ `( F
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WATER SOFTENERS, DEMINERALIZERS AND WATER TREATMENT UNITS
( q5 U: ]1 y2 l; i$ k( I' L USL indicates investigation to the Standard for Water Treatment Equipment, UL 979, First Edition.% G5 \- ^. J; }& a2 y0 I
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 UNITS7 M6 }! W m' }8 [0 |( T
USL indicates products comply with the Standard of Underwriters Laboratories Inc. for Class 2 Power Units, UL 1310, Fifth Edition.
, ~, z0 a+ h( U" K6 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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