Symbols - Bosch GTR55-85 Operating/Safety Instructions Manual

Important: Some of the following symbols may be used on your tool. Please study them and learn their meaning. Proper inter-
pretation of these symbols will allow you to operate the tool better and safer.
Symbol Designation/Explanation
V Volts (voltage)
A Amperes (current)
Hz Hertz (frequency, cycles per second)
W Watt (power)
kg Kilograms (weight)
min Minutes (time)
s Seconds (time)
⌀
Diameter (size of drill bits, grinding wheels, etc.)
n No load speed (rotational speed, at no load)
0
n Rated speed (Maximum attainable speed)
.../min Revolutions or reciprocation per minute (revolutions, strokes, surface speed, orbits etc. per minute)
0 Off position (zero speed, zero torque...)
1, 2, 3, ...
Selector settings (speed, torque or position settings. Higher number means greater speed)
I, II, III,
0
Infinitely variable selector with off (speed is increasing from 0 setting)
Arrow (action in the direction of arrow)
Alternating current (type or a characteristic of current)
Direct current (type or a characteristic of current)
Alternating or Direct current (type or a characteristic of current)
Class II construction (designates Double Insulated Construction tools)
Earthing terminal (grounding terminal)

Symbols

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