Air Circuit Breaker Type (ACB) Transfer Switch

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Air Circuit Breaker Type (ACB) Transfer Switch

Kutai ACB ATS Air Circuit breaker type 3 pole and 4 pole Automatic Transfer Switch with rated current starting from 800Amp to 6300Amp. Customers can select from desired brand and capacity ACB to be installed. The Standard ACB type ATS package includes ATS-01 (programmable ATS controller), TSP-04 (ATS Transformer Module), ACB (Air Circuit Breaker), all the connection harness and indoor enclosure (outdoor type is optional).


  • Modular design, for quick and easy component repair & replacement with emergency manual override
  • ATS-01 PLC -- ATS control module with total voltage monitoring/protections plus integral 7 day exerciser
  • TSP-04 Transformer Module -- worldwide voltages selection by simply moving plug connectors
  • The ATS is made with 2 interlocked ACB switches with individually integrated high short circuit breaking capacity & OCPD(*1) optional ground fault trip available
  • ACB can be ordered rack or fixed mounted
  • Complies with IEC60947-6-1 requirements(*2)

ACB Rated Operating Current & AC Rated Breaking Capacity


Rated Current (A)
Ambient Temperature 40°C
PolesVersionTypeAC Rated Breaking Capacity
Sym r.m.s(KA) IEC 60947-2 Icu/Ics
220V / 415V440V500V
800~1600(A)3P & 4PFixH1656565
2000~3200(A)3P & 4PFixH1757575


*1   OCPD : Over Current Protection Device
*2   IEC60947-6-1 Requirements :

  • IEC60947-6-1 Class CB : ATS provided with over current releases and the main contacts of which are capable of making and are intended for breaking short circuit currents.
  • IEC60947-6-1 Utilization Category AC-33A :
    1. Frequent operations.
    2. Motor loads or mixed loads including motors, resistive loads and up to 30% incandescent lamp.