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我接触到的 4 Y7 i) C# z1 D3 G: V/ s8 |+ T7 m
PUMPS, ELECTRICALLY-OPERATED LIQUID
$ z3 X( I1 E$ m% e* R The Standard used for the investigation of the USL products was UL 778, Fourth Edition, Motor-Operated Water Pumps.! L, F" O$ ~4 \; L/ _8 g
The Standard used for the investigation of the CNL products was CAN/CSA-C22.2 No. 108-01, Liquid Pumps.
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) J, r3 a6 C7 o! ?- e9 g' IWATER SOFTENERS, DEMINERALIZERS AND WATER TREATMENT UNITS7 L" R4 F8 w1 S5 X
USL indicates investigation to the Standard for Water Treatment Equipment, UL 979, First Edition.
6 s. P5 n4 D/ ]/ 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.3 j; c# a& d% L Y
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DIRECT PLUG-IN AND CORD CONNECTED CLASS 2 POWER UNITS: n* \0 D8 B2 i2 i( c0 G
USL indicates products comply with the Standard of Underwriters Laboratories Inc. for Class 2 Power Units, UL 1310, Fifth Edition.
) [. J( u# {4 i0 Q' h3 `' t7 } 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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