9
en
Worn out power tools and other electrotechnical and electrical prod-
ucts should be sorted separately for environmentally-friendly recy-
cling.
Switching on
Switching off
Product with double or reinforced insulation
Low oscillation rate
High oscillation rate
~ or a. c.
Alternating current
1~
Alternating current, single-phase
**
may contain numbers and letters
(Ax – Zx)
Marking for internal purposes
Symbol, character Explanation
Character
Unit of measurement,
international
Explanation
n
0
rpm; /min; min
-1
; r/min
Stroke rate at no-load
P
W
Electrical power
°
Angle width
U
V
Electric voltage
f
Hz
Frequency
I
A
Electric current intensity
m
kg, lbs
Mass
l
ft, in
Length, width, height, depth, diameter or thread
Ø
ft, in
Diameter of a round part
K...
Uncertainty
m/s
2
Vibrational emission value according to EN 62841
(vector sum of three directions)
m, s, kg, A, mm, V, W,
Hz, N, °C, dB, min, m/s
2
Basic and derived units of measurement from the
international system of units
SI
.
