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ABB 3-Pole High Performance Circuit MCB Breaker 50A 400/690V 50kA 240/415V S803S-K50

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Product Description

The S803S-K50 is a 3-pole High Performance Circuit breaker with K-Characteristic, with cage terminal and a rated current of 50 A. It is a current limiting device with a maximum breaking capacity of 50kA at 240/415V. It can be used for voltages up to 400/690V and in DC as well. It has two different tripping mechanisms, the thermal tripping mechanism for overload protection and the electromechanic tripping mechanism for short circuit protection. The S803S-K50 complies with IEC/EN 60898-1 and IEC/EN 60947-2 and allows the use for residential, commercial and industrial applications. It has numerous of approvals, therefore it can be used worldwide. The extensive range of accessory makes the use of S803S-K50 more comfortable. Due to the fast arc extinction of S803S-K50 your application will be secured. Each is individually packaged; packaging may differ from photos. Features include:
  • Rated Operational Voltage: 400/690 VAC ; 375 VDC
  • Power Loss: at Rated Operating Conditions per Pole 6.4 W
  • Rated Insulation Voltage (Ui): 690 VAC
  • Rated Frequency (f): 50 / 60 Hz
  • Rated Ultimate Short-Circuit Breaking Capacity : (240 / 415 V AC) 50 kA ; (254 / 440 V AC) 30 kA ; (400 / 690 V AC) 6 kA ; (125 V DC) 30 kA
  • Rated Service Short-Circuit Breaking Capacity : (240 / 415 V AC) 40 kA ; (254 / 440 V AC) 22.5 kA ; (400 / 690 V AC) 4 kA ; (125 V DC) 30 kA
  • Overvoltage Category: IV
  • Pollution Degree: 3
  • Rated Impulse Withstand Voltage: 8 kV
  • Contact Position Indication: ON / OFF / TRIP
  • Degree of Protection: acc. to IEC 60529 IP20

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1.65 LBS
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