Detailed Product Description

HTHY21 Electric Over Current Protector

1. Functions

  1. Independent setting for motor overload and start time delay, and over current time delay.

  2. Protection for over current and open phase.

  3. Display function, and the minimum range reaches to 0.1 A.

  4. Anti-interference, noise isolation, free from influence of environment temperature and pulsating load.

  5. Test/ reset button, to do release or stimulant break.

  6. No-voltage release.

2. Specifications

  1. Release time setting: action time before starting: 0-13 S; action time after starting: 0.2-30 S

  2. Rated values of auxiliary contactor: AC250V, 5A

  3. Power supply: voltage AC 220±20%, AC 380±20%, frequency 50/60Hz

  4. Environment condition: Temperature -25~70, air relative humidity under 85%

  5. Isolation: 500V DC>100MΩbetween shell and circuit, 1000V DC between contacts.