"How do I get a Hidden Fence"

Lightning and Surge Protection

• NEC is primarily concerned with the electrical safety of power supply lines, not lightning protection.
• Pet containment systems are not addressed in NEC codes.
• By how they are used in a home, pet containment systems most closely resemble a phone line system entering a house.
• DogWatch system follow Bellcore design principle of using a TWO-STEP PROTECTION SYSTEM.
• System meets USA (FCC), Europe (CE), Japan (VCCI) and Australian standards for EMC emissions and immunity.
• Power supply and surge protector are UL approved.
• System uses a two-step lightning protection design recommended by telecommunications industry and lightning protection companies.
  
  
• Primary Protector: Bypasses surges from outside wiring (loop).
• Secondary Protection: bypasses smaller remaining surges to ground via house wiring.

SURGE PROTECTOR WIRING

DOGWATCH LIGHTNING PROTECTION SYSTEM

Grounded Away From Service Panel

Grounded At Service Panel