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ABB S201UDCK30 Miniature Circuit Breaker

The ABB S201UDC-K30 is a miniature circuit breaker specifically engineered for DC applications, meeting UL489 standards. This device combines delayed thermal tripping for overload protection and electromechanical tripping for short circuit scenarios. It's designed for DC voltages up to 125VDC (for 2-pole configurations) and boasts a short-circuit current rating of 14kA. The S201UDC series is ideal for commercial and industrial environments requiring reliable DC circuit protection, offering versatility with different characteristics (K, Z), configurations (1P, 2P), and rated currents (up to 63A).

Authorized Distributors
Part No:S201UDC-K30
Stock:0
Inv Date:06-01-2026
Price: Unit price: $63.37
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Part No:S201UDC-K30
Stock:0
Inv Date:05-31-2026
Price: Unit price: $84.99
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Part No:S201UDC-K30
Stock:4
Inv Date:05-31-2026
Price: Unit price: $55.88
Buy/RFQ:
Part No:S201UDC-K30
Stock:4
Inv Date:05-31-2026
Price: Unit price: $55.88
Buy/RFQ:

ABB S201UDCK30 Miniature Circuit Breaker Specifications:

  • Extended Product Type: S201UDC-K30
  • Product ID: 2CDS271517R0527
  • EAN: 4016779826075
  • Number of Poles: 1
  • Number of Protected Poles: 1
  • Tripping Characteristic: K
  • Rated Current (In): 30 A
  • Power Loss: 3.69 W
  • Rated Insulation Voltage (Ui): 440 V
  • Rated Frequency (f): DC
  • Overvoltage Category: III
  • Pollution Degree: 3
  • Rated Impulse Withstand Voltage: 5.0 kV @ 2000 m
  • Housing Material: Insulation Group I, RAL 7035
  • Actuator Material: Insulation Group II, Black, Sealable
  • Actuator Marking: I / O
  • Contact Position: Red ON / Green OFF
  • Degree of Protection: IP20
  • Terminal Type: Double Clamp
  • Screw Terminal Type: Failsafe Bi-directional Cylinder-lift Terminal
  • Connecting Capacity (Busbar): 10 / 10 mm²
  • Connecting Capacity (Flexible with Ferrule): 0.75 ... 16 mm²
  • Connecting Capacity (Flexible): 0.75 ... 16 mm²
  • Connecting Capacity (Rigid): 0.75 ... 25 mm²
  • Connecting Capacity (Stranded): 0.75 ... 25 mm²
  • Tightening Torque: 2.8 N·m
  • Recommended Screw Driver: Pozidriv 2
  • Mounting on DIN Rail: TH35-7.5 / TH35-15
  • Mounting Position: Any
  • Built-In Depth (_t2_): 69 mm
  • Installation Size: acc. to DIN 43880 2
  • Ambient Air Temperature (Operation): -25 ... +55 °C
  • Ambient Air Temperature (Storage): -40 ... +70 °C
  • Resistance to Shock: 30g / 3 shocks / 11 ms
  • Resistance to Vibrations: 5g, 20 cycles
  • Environmental Conditions: 28 cycles @ 55°C / 90-96% & 25°C / 95-100%
  • Maximum Operating Voltage UL/CSA: 125 V DC
  • Interrupting Rating UL/CSA: (125 V DC) 14 kA
  • Product Net Width: 17.5 mm
  • Product Net Depth / Length: 69 mm
  • Product Net Height: 85 mm
  • Product Net Weight: 0.15 kg
  • Minimum Order Quantity: 1 piece
  • Customs Tariff Number: 85362010

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Frequently Asked Questions

Where can I buy ABB S201UDCK30?

You can click on the BUY or RFQ button to purchase S201UDCK30 from an authorized ABB distributor.

How do I troubleshoot issues or seek technical support for part S201UDCK30?

You can download the S201UDCK30 datasheet or visit the ABB website for support.

Who is the manufacturer of S201UDCK30?

ABB

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