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我接触到的 . z- T- j# ]+ ]2 f& h2 ?" u
PUMPS, ELECTRICALLY-OPERATED LIQUID- n, q3 g! }6 R( {( k4 R7 I* j
The Standard used for the investigation of the USL products was UL 778, Fourth Edition, Motor-Operated Water Pumps.
0 l- L; b& @: Y0 `, v, x! N The Standard used for the investigation of the CNL products was CAN/CSA-C22.2 No. 108-01, Liquid Pumps.3 X7 W2 i7 |, x7 g$ n8 X1 t* ^' s
* ^ s& M9 P& K d) e5 I. y( ^0 X! @! jWATER SOFTENERS, DEMINERALIZERS AND WATER TREATMENT UNITS
" a: c) c; x8 ]- Q: p2 x USL indicates investigation to the Standard for Water Treatment Equipment, UL 979, First Edition.6 d3 R6 @3 `) F
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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- o6 k7 ^/ V8 C3 F7 |5 ~, eDIRECT PLUG-IN AND CORD CONNECTED CLASS 2 POWER UNITS( S7 r5 D8 ?' m4 s% A1 V
USL indicates products comply with the Standard of Underwriters Laboratories Inc. for Class 2 Power Units, UL 1310, Fifth Edition.$ n8 U. L) |' c9 K2 f) U4 i7 M( I
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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