13-02-2016, 10:26 AM
Electrical System
• Voltage
– Steady State
– Basic Impulse Level (BIL)
• Current
– Nominal
– Short Circuit
Electrical Danger
Electrical Current is Very Powerful
• Any Path to Ground Results in Electrical Current
• Less Than 100mA Can Kill
• Electrical Current Can Jump Between Conductors
• Arc Fault
Arc Flash
Plasma Arc Can be Greater than 35,000 Degrees
• Copper Expands and Vaporizes by a Factor of 67,000
• Arc Blast at 160dB
• Flame, Metal, Smoke and Debris Expel at 600MPH