Auto switch delay में नहीं आ रहा है रिपेयर करना सिखो

[@9519_surya]

Motif SPAS 01 single phase auto switch on karne par green LED bhi halki se glow karne lag raha hai. Kaun si problem ho sakti hai Sir Mai 3 auto switch lagya hai sabhi me yahi problem hai.

[@9519_surya]

Sir transformer kaunse lagegi kitni amp ki