Model: S803S-K40 + S800-AUX
Brand: ABB (Switzerland)
Product Name: 3-pole high breaking capacity MCB + matched auxiliary contact module
Main breaker S803S-K40
Pole number: 3P
Rated current In: 40 A
Tripping curve: K curve, applicable for motor, transformer and inductive load protection
Rated working voltage: AC 400/690 V, DC 375 V
Ultimate breaking capacity (415V AC): 50 kA;6kA @690V ACABB Group
Protection mode: Thermal overload protection + electromagnetic short-circuit protection
Terminal type: Finger-proof safety screw cage terminals
Wiring range: Rigid wire max 70 mm², flexible wire max 50 mm²
Total power loss under rated current: 11.1 W
Installation: 35mm standard DIN rail mounting
Protection grade inside cabinet: IP40
Rated impulse withstand voltage Uimp: 8 kV
Auxiliary contact S800-AUX
Contact configuration: 1NO + 1NC changeover contact
Max control voltage: AC 400 V / DC 250 V
Rated thermal current: 6 A
Mounting method: Side snap-on assembly for full S800 series circuit breakers
Shared general parameters
Working ambient temperature: -25 ℃ ~ +70 ℃
Mechanical service life: 20000 operating cycles
Electrical service life: 10000 operating cycles
Execution standards: IEC 60947-2、IEC 60947-5-1, CE, UL, CSA, RoHS, REACH
