UL 82:2008 pdf download – Electric Gardening Appliances.
C) The trimmer is marked In accordance with 56.4; and
d) The tip speed, as determined by the average measurement of six trimmers, does not exceed 32.000 feet (9754 m) per minute when connected to the rated voltage for wtiich the trimmer is rriarked.
602.5 The foot probe mentioned in 60.2.1 is to be applied from any angle on the operators side, in a direction parallel to the plane of the blade.
60.3 Knife blade
60.3.1 The cutting edge of a knife blade empfoyed as a line limiter on a flexible-nonmetallic-line trimmer shall be packaged so that it is not likely to cause injury to a person removing the appliance from its shipping container.
Exception No. 1: The cutting edge of a knife blade employed as a line limiter on a flexrble-nonmetall,c-l,ne trimmer need not be provided with packaging protection if the cutting edge is not sufficiently shaip to constitute a nsA of injury to persons when judged in accordance with the Standard for Tests for Shatpness of Edges on Equipment. UL 1439.
Exception No. 2: Packaging protection is not required if exposure or location of the knife blade is such that determination of a risk of injury to persons cannot be judged by application of the tool described in the Standard for Tests for Shai’pness of Edges on Equipment. UL 1439.
60.3.2 The knife blade employed as a line limiter for a flexible-nonmetallic-line trimmer shall be mechanically secured by screws, rivets, eyelets, or other means found acceptable for the purpose.
60.4 Culling blade position
60.4.1 The blade guard for an edger or an edger-tnmmer shall extend far enough forward over the cutting blade that, when the appliance is in an edging position, a line tangent to the front or forward tip of the cutting cirde and perpendicular to the supporting surface of the appliance will intercept the blade guard.
6.4.2 An edger-Irimmer shall not employ a blade of which the plane of operation can be revolved more than 110 degrees from its horizontal trimming position.
645 A shredder, shredder-bagger. or chipper shall be sublected to the Structural Integrity Test specified
in Section 37, me Thrown Object Test specified in Section 38, the Throwback Test specified in Section
39. and the Balance Test specified in Section 40.
Exceptton No. 1: A shredder, shredder-bagger, or chipper using a monotilament line as the sole cuffing member need not be subjected to the tests vn Sections 37—39.
Exception No. 2: A shredder, shredder-bagger, or chipper having a discharge opening Which is directed at an angle o180 or more degrees below the honzontal need not be subjected to the Thrown Object Test, SecPon 38.
65 Performance
65.1 Shredders or shredder-baggers shall comply with the tests indicated in Sections 24 — 50, modified as indicated in 65.2.
65.2 The input test Is to be conducted by measuring the average load obtained over 5 minutes while chping and shredding materials according to the manufacturer’s instructions.
PART 3— DOUBLE-INSULATED APPLIANCES
GENERAL
66 Scope
66.1 The requirements in Sections 67 — 83 cover double-insulated appliances that are intended for use in accordance with the National Electrical Code, ANSLNFPA 70-1993, on branch circuits involving potentials of not more than 150 volts to ground. These requirements are intended to add to. or modify, the requirements in Sections 3 — 57.
CONSTRUCTiON
67 AccessIbIlity of LIve Parts
67.1 An opening anywhere in the appliance is acceptable if the probe illustrated in Figure 9.1. applied as described in 67.2, does not:
a) Enter the opening for a distance of more than 1/8 inch (3.2 mm); or
b) Touch any uninsulated live part or film-coated wire.
67.2 The probe mentioned in 67.1 Is to be applied to any depth that the opening will permit; and rotated or angled before, during, and after insertion through the opening to any position that is necessary to examine the appliance or motor, without deforming or damaging the opening.