9
en
Worn out power tools and other electrotechnical and electrical prod-
ucts should be sorted separately for environmentally-friendly recycling.
Product with basic insulation and exposed, conductive parts additionally
connected to the ground conductor.
Switching on
Switching off
~ or a. c.
Alternating current
1 ~
Alternating current, single-phase
IPX4
Protection class
Electrostatically conductive
(**)
may contain numbers and letters
Symbol, character
Explanation
Character Unit of measurement, national Explanation
n
0
rpm; /min; min
-1
; r/min
Rated speed
P
W
Electrical power
P
Max
W
Power input, max.
°
Angle width
U
V
Electric voltage
f
Hz
Frequency
I
A
Electric current intensity
m
lbs
Mass
l
ft, in
Length, width, height, depth, diameter or thread
Ø
ft, in
Diameter of a round part
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
.
OBJ_BUCH-0000000234-002.book Page 9 Tuesday, August 1, 2017 8:47 AM
