Circuit Breaker

Molded Case Circuit Breaker

Home

AB(ABB)

AB (ABB)AB (ABB)

Application

  • AB Series moulded case circuit breaker is suitable for circuit AC 50Hz/60Hz, rated voltage up to AC 660V, rated operating current up to 250A.It features normal structure, reliable performance, high breaking capacity, used for power distribution and protecting the circuit and electrical equipment against overload and short circuit.
  • The products conforms to IEC60947-2 standard.

Technical Data

Type AB-160 AB-250
Poles number 3 3
Rated current In(A) 16~160 100~250
Rated operating voltage Ue(V) (50/60Hz) 690 690
Rated insulation voltage Ui(V) 800 800
Rated impulse withstand voltage Uimp(KV) 8 8
Utilisation category A A
Rated limited short-circuit breaking capacity Icu(KA) 220/230V 25 50
380/415V 16 36
400V 10 25
500V 8 20
690V 3 5
500V-3poles in series 16 36
Rated short-circuit service breaking capacity Ics(%Icu) 100 75

Dimensioned

Dimensioned
AB-160
Dimensioned
AB-250

Top

Disclaimer: The appearance of the products listed on this website, color, parameters are for reference only, issued a kind of LANGIR Electric Company shall prevail.
LANGIR Electric Company reserves the right to modify or cancel the relevant parameters of this website does not advance notice. If in doubt, please contact customer service hotline.