AVS 303-110

The AVS303 protects against over voltage and under voltage on any one of the three phases as well as loss of one or more phases. Indication and/or disconnection as a result of mains frequency error of phase sequence error is available as an option.

Protect against

• High voltage
• Low voltage
• Spikes/surges
• Powerback surges
• Any two phases shorting together

Ideal for:

• 3 phase air conditioning
• Industrial refrigeration
• Industrial plants and machinery

Max power: From 23 amps per phase and up to 1250 amps

Wait time: User adjustable from 10 seconds to 10 minutes