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Take impact drill for example:3 }3 V/ v* P1 g. l; b3 S8 M* @
1. Product description) t& U4 U/ H$ L; o3 A7 F
1.1 Technical data
3 T& B4 {; m l1.1.1 Rated voltage/frequency
% d2 A: ?5 D+ j1.1.2 Rated Power' I) P$ }% S4 q Q, Y
1.1.3 Max. no. of revolutions( n- d3 ^4 u9 j; z I5 ~
1.1.4 Drill chuck type and size' I6 a% k7 @2 ?% X% d& {1 W: h
1.1.5 Weight with additional handle8 w0 X9 u- I ~3 O/ M1 o# P1 ?+ Y
1.1.6 Provided accessories8 [ {- F6 e' [# y, C& F
2. Manufacturing quality
+ S ~+ u4 Q0 XSubjective evaluation of stability of components, burrs, edges, welding quality, smoothness of surfaces,
( o2 g' L. p. J1 m$ ]! M; Igloss/colour difference, painting quality, true-to-size and so on.
. A; f! ]1 G1 o/ h( D: G* {3. Function test
# Z& Q- o4 T' Z3.1 Impact drilling in Granite$ T% u- v+ _" O2 M1 {& i
3.2 Drilling in steel
# s6 y+ d# r/ J* [3.3 Drilling in wood' t1 Q+ @7 u# P/ J% O) j; n' [
3.4 Screw Driving4 U4 F6 g5 @0 E3 S1 L; G, g' E g3 z
4. Durability test
$ b! r. t+ ?3 Z2 y, y􀁹 The sample will run with the setting of max. torque., f" f, w0 M' o9 O, t' y. s
􀁹 The sample will be powered with rated voltage by external power supply.8 f# x) N; c) `" ^
test cycle:: e! Z% S5 s1 h" F5 u; ?
Step 1: 0.8 x rated input power 20 s
3 {7 |8 k' v" u( p QStep 2: 1.2 x rated input power 2 s
2 h4 [6 z5 o1 `( ]Step 3: No-load run 20 s! z2 D' E' P7 y4 b7 m4 V( i6 |" y
Step 4: Power off 2s
) C/ z: P4 |5 t8 u% y5. Handling
9 V* k- D9 |' C* s) l6. Instruction manual |
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发表于 2012-12-22 13:21
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