Arc Flash Boundary

Arc Flash Hazard Symbol

Danger—Arc Flash and Shock Hazard

Danger—Arc Flash and Shock Hazard—Appropriate PPE Required

Warning—Arc Flash and Shock Hazard

Warning—Arc Flash and Shock Hazard Appropriate PPE and Tools Required When Working on This Equipment

Warning—Arc Flash and Shock Hazard Appropriate PPE and Tools Required When Working on This Equipment/Advertencia—Riesgo De Arco Electrico Y De Descarga Electrica PPE (Equipo De Proteccion Personal) Y Herramientas Adecuadas Son Necesarias Para Trabajar Con Este Equipo

Warning—Arc Flash and Shock Hazard—Appropriate PPE Required

Electrical Hazard

Machine and Equipment Operation

Personal Protective Equipment

Inch

2"

2 1/2"

3 1/2"

5"

7"

10"

14"

English

English/Spanish

Symbols

Text

Text and Symbols

1 3/4"

2 1/4"

3"

3 1/2"

5"

10"

14"

Standard

EAR99

-74° F to -50° F

-49° F to -25° F

-24° F to -1° F

Less than 250° F

250° F to 499° F

0.003"

0.004"

0.005"

0.04"

0.055"

Horizontal

Vertical