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我接触到的
6 a( n. x% }7 |, k: y. pPUMPS, ELECTRICALLY-OPERATED LIQUID: M2 d0 G2 H' l5 ^$ @: S
The Standard used for the investigation of the USL products was UL 778, Fourth Edition, Motor-Operated Water Pumps.
/ B8 n( W1 \+ A2 c6 g+ j2 B& D The Standard used for the investigation of the CNL products was CAN/CSA-C22.2 No. 108-01, Liquid Pumps.
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WATER SOFTENERS, DEMINERALIZERS AND WATER TREATMENT UNITS2 L4 [- a! i' r
USL indicates investigation to the Standard for Water Treatment Equipment, UL 979, First Edition.
; N! @6 E. g" `0 K. o$ t# h5 k" o CNL indicates investigation to the Canadian National Standard for Motor-Operated Appliances (Household and Commercial), CAN/CSA C22.2 No. 68-09, Seventh Edition." n: ^& g/ K4 b: V: \3 d/ B+ r+ k# v
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DIRECT PLUG-IN AND CORD CONNECTED CLASS 2 POWER UNITS
. p0 G7 s7 \0 N2 K3 w) { USL indicates products comply with the Standard of Underwriters Laboratories Inc. for Class 2 Power Units, UL 1310, Fifth Edition.
- y% u" e9 y- k; G 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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