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ABB S202UDCK40 Miniature Circuit Breaker
The ABB S202UDC-K40 is a current-limiting miniature circuit breaker specifically engineered for DC applications within commercial and industrial settings. It combines delayed thermal tripping for overload protection and electromechanical tripping for short-circuit scenarios. This 2-pole breaker boasts a 40A rated current and a short-circuit current rating (SCCR) of 14kA according to UL489. Suitable for DC voltages up to 125 VDC, the S202UDC series adheres to UL489 standards, ensuring reliability and safety in various applications. It is designed for mounting on standard DIN rails and offers a robust solution for protecting electrical circuits.
ABB S202UDCK40 Miniature Circuit Breaker Specifications:
- Standards: UL 489
- Number of Poles: 2
- Number of Protected Poles: 2
- Tripping Characteristic: K
- Rated Current (In): 40 A
- Power Loss: 12.8 W (at Rated Operating Conditions per Pole 6.4 W)
- Rated Frequency (f): DC
- Overvoltage Category: III
- Pollution Degree: 3
- Rated Impulse Withstand Voltage: 5.0 kV @ 2000 m
- Withstand Voltage: 6.2 kV @ sea level
- 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
- Remarks: IP40 in enclosure with cover; Please note polarity of device
- 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 (35 x 7.5 mm) / TH35-15 (35 x 15 mm) acc. to IEC 60715
- Mounting Position: Any
- Built-In Depth: 69 mm
- Installation Size: acc. to DIN 43880 2
- Power Supply: Please Note Polarity of Device
- 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 at 5 ... 150 ... 5 Hz with load 0.8 In
- Environmental Conditions: 28 cycles with 55 °C / 90-96 % and 25 °C / 95-100 %
- Maximum Operating Voltage UL/CSA: 250 V DC
- Connecting Capacity (UL/CSA Busbar): 18-8 AWG
- Connecting Capacity (UL/CSA Conductor): 18-4 AWG
- UL/CSA Tightening Torque: 25 in·lb
- Interrupting Rating (UL1077): (125 V DC) 14 kA
- Interrupting Rating (UL489): (125 V DC) 14 kA (250 V DC) 14 kA
- Product Net Width: 35 mm
- Product Net Depth / Length: 69 mm
- Product Net Height: 85 mm
- Product Net Weight: 0.3 kg
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Frequently Asked Questions
Where can I buy ABB S202UDCK40?
You can click on the BUY or RFQ button to purchase S202UDCK40 from an authorized ABB distributor.
How do I troubleshoot issues or seek technical support for part S202UDCK40?
You can download the S202UDCK40 datasheet or visit the ABB website for support.
Who is the manufacturer of S202UDCK40?
ABB