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