BM 2609932224 07-09:BM 2609932224 07-09 7/30/09 8:22 AM Page 5

Symbols

IMPORTANT: Some of the following symbols may be used on your tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer.

Symbol

Name

Designation/Explanation

 

 

 

 

 

 

 

 

 

 

 

 

 

V

Volts

Voltage (potential)

 

 

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.

 

 

 

 

 

 

 

 

 

 

 

 

n0

No load speed

Rotational speed, at no load

.../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.

I, II, III,

 

Higher number means greater speed

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Warning symbol

Alerts user to warning messages

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Li-ion RBRC seal

Designates Li-ion battery recycling

 

 

 

 

 

 

 

 

 

 

program

 

 

 

 

 

 

 

 

 

 

 

This symbol designates that this tool is listed by Underwriters Laboratories.

This symbol designates that this tool is listed by the Canadian Standards Association.

This symbol designates that this tool is listed by the Canadian Standards Association, to United States and Canadian Standards.

This symbol designates that this tool is listed by Underwriters Laboratories, to United States and Canadian Standards.

This symbol designates that

this tool complies to NOM Mexican Standards.

This symbol designates that this tool is listed by the Intertek Testing Services, to United States and Canadian Standards.

-5-

Page 5
Image 5
Bosch Power Tools 1250DEVS manual Symbols, Symbol Name Designation/Explanation