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DCF503B-0050

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The ABB DCF503B-0050 Converter Module is a robust industrial converter with 0.3–50 A DC output, wide voltage compatibility, and reliable performance across harsh environmental conditions.
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Technical specifications for DCF503B-0050

  • Manufacturer:
    ABB
  • Part Number:
    DCF503B-0050
  • Product Family:
    ABB Drives
  • Output current IDC:
    0.3 to 50 A
  • AC field supply voltage:
    110V -15% to 500V**/1-ph +10%
  • Auxiliary supply voltage:
    115 or 230 V
  • Operating Temperature:
    0 °C … +60 °C
  • Storage Temperature:
    –20 °C … +70 °C
  • Humidity:
    5–95 % RH, non‑condensing
  • Weight:
    9.92 kg
  • Estimated shipping dimensions:
    12.5x34.8x37cm
  • Tariff Code:
    8537101190
  • Country of origin:
    Sweden
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.
Description
The ABB DCF503B-0050 Converter Module is a dedicated field supply unit designed for DCS800 DC drives, providing precise and controllable DC current to the motor field. It supports a DC output range of 0.3 A to 50 A and operates with a single-phase AC field supply voltage from 110 V −15 % to 500 V +10 %, making it suitable for diverse industrial applications.

The module can receive auxiliary power at 115 V or 230 V and is engineered for industrial conditions with operating temperatures from 0 °C to +60 °C, storage temperatures between −20 °C and +70 °C, and humidity tolerance of 5–95 % RH non‑condensing. This ensures stable operation under varying environmental conditions.

Internally, the DCF503B-0050 interfaces with the SDCS‑FEX‑32 field exciter board, enabling precise regulation of motor excitation in coordination with the DCS800 drive controller. Its robust design provides overcurrent and voltage protection, reliable thermal performance, and smooth integration into industrial DC drive systems, ensuring accurate motor speed and torque control.
Alternative Names
DCF5O3B-OO5O DCF5038-0050 DCF503B0050 DCF5O3BOO5O DCF50380050
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the output DC current range of the DCF503B‑0050?
0.3 A to 50 A.
What is the AC field supply voltage range?
110 V −15 % to 500 V 1‑phase +10 %.
What is the auxiliary supply voltage?
115 V or 230 V AC.
What is the operating temperature range?
0 °C to +60 °C.
What is the storage temperature range?
−20 °C to +70 °C.
What humidity levels are acceptable for operation?
5–95 % RH, non‑condensing.
Does the DCF503B-0050 come with a warranty?
Yes, the DCF503B-0050 includes a free 1-year Apter Power warranty.
What’s your delivery time?
2-3 working days.

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