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我接触到的 ( c& o2 t" i$ s, r0 @
PUMPS, ELECTRICALLY-OPERATED LIQUID
l* s6 i1 S( E2 M The Standard used for the investigation of the USL products was UL 778, Fourth Edition, Motor-Operated Water Pumps.6 f, s* U9 G( a, w# r+ K2 \
The Standard used for the investigation of the CNL products was CAN/CSA-C22.2 No. 108-01, Liquid Pumps.# n$ Y, x% z7 k# h, ]9 m
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WATER SOFTENERS, DEMINERALIZERS AND WATER TREATMENT UNITS; A0 s+ T" N/ V: Z; S! U* Q8 b* I
USL indicates investigation to the Standard for Water Treatment Equipment, UL 979, First Edition.& r5 E. Q& `1 l/ {* F4 F! N
CNL indicates investigation to the Canadian National Standard for Motor-Operated Appliances (Household and Commercial), CAN/CSA C22.2 No. 68-09, Seventh Edition.4 h0 m4 C: T& y) U$ |1 Q' g) m: V
4 U5 Q+ U% @; p& d% DDIRECT PLUG-IN AND CORD CONNECTED CLASS 2 POWER UNITS
4 x: [* |% t8 Y. j- ^% D USL indicates products comply with the Standard of Underwriters Laboratories Inc. for Class 2 Power Units, UL 1310, Fifth Edition.& S- k, N: j* d6 v* Z' h
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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