SH203-C50 ABB

Description

Product name  : SH203-C50 ABB Central control module

Product details:

The ABB SH203-C50 is a miniature circuit breaker (MCB) belonging to the SH200 series. It is a 3-pole device designed for protection against overloads and short circuits in electrical installations. The “C” characteristic indicates its tripping behavior, making it suitable for circuits with moderate inrush currents, such as lighting and general power circuits.  

Product Parameters

Here are the key technical specifications of the ABB SH203-C50:

• Model: SH203-C50  
• Product ID: 2CDS213001R0504  
• Number of Poles: 3P (Three Poles)  
• Rated Current (In): 50 A  
• Tripping Characteristic: C Curve  
• Rated Voltage (Un): Maximum 440 V AC, Minimum 12 V AC
• Rated Frequency (f): 50/60 Hz
• Rated Short-Circuit Capacity (Icn): 6 kA  
• Rated Conditional Short-Circuit Current (Inc): 6 kA
• Energy Limiting Class: 3
• Dielectric Test Voltage: 2 kV at 50/60 Hz for 1 minute
• Electrical Endurance: 10,000 AC cycles
• Mechanical Endurance: 20,000 cycles
• Connection Capacity:
  • Rigid: 0.75 to 25 mm²  
  • Stranded: 0.75 to 25 mm²
  • Flexible: 0.75 to 16 mm²
  • Flexible with Ferrule: 0.75 to 16 mm²
• Mounting: On DIN Rail TH35-15 (35 x 15 mm) or TH35-7.5 (35 x 7.5 mm) according to IEC 60715  
• Mounting Position: Any
• Operating Temperature: -25 °C to +55 °C
• Degree of Protection: IP20
• Pollution Degree: 2
• Housing Material: Insulation Group II, RAL 7035
• Actuator Material: Insulation Group II, Black, Sealable  
• Contact Position Indication: ON / OFF
• Power Loss: 3.25 W per pole at rated operating conditions
• Dimensions: 85 mm (H) x 69 mm (D) x 52.5 mm (W)  
• Weight: 0.3 kg
• Standards: IEC/EN 60898-1

Product Advantages

The ABB SH203-C50 offers several advantages:

• Reliable Protection: Provides effective protection against overloads and short circuits, ensuring the safety of electrical installations and connected equipment.  
• C Curve Tripping Characteristic: Suitable for a wide range of applications with moderate inrush currents, offering a balance between sensitivity and immunity to nuisance tripping.
• High Short-Circuit Capacity: With a rated short-circuit capacity of 6 kA, it can safely interrupt high fault currents.  
• Compact Design: Its compact size allows for space-saving installation in distribution boards.
• Easy Installation: Designed for easy and quick mounting on standard DIN rails.
• Clear Contact Position Indication: Features a clear ON/OFF indicator for easy identification of the circuit breaker status.
• Durable and Reliable: Built with high-quality materials to ensure long-term performance and reliability.
• Wide Range of Applications: Versatile for use in residential, commercial, and industrial applications.  
• Compliance with Standards: Meets IEC/EN 60898-1 standards, ensuring safety and quality.  

Precautions

When using the ABB SH203-C50, observe the following precautions:

• Qualified Personnel: Installation, maintenance, and repair should only be performed by qualified electrical personnel.
• Correct Application: Ensure that the rated current and tripping characteristic of the MCB are appropriate for the intended circuit and load.
• Proper Wiring: Follow all relevant electrical codes and wiring regulations during installation. Ensure correct terminal connections and tightening torques.
• Isolation Before Maintenance: Always isolate the circuit from the power supply before performing any maintenance or inspection.
• Environmental Conditions: Avoid using the MCB in environments with excessive dust, humidity, or extreme temperatures outside the specified operating range.
• No Modification: Do not modify the MCB in any way, as this may compromise its safety and performance.
• Regular Inspection: Periodically inspect the MCB for any signs of damage or malfunction.
• Overloading: Avoid overloading the circuit beyond the rated current of the MCB.
• Short Circuits: Address and rectify the cause of any short circuits that trigger the MCB. Repeated tripping without addressing the fault can damage the MCB and the electrical system.

Advantages: Foxboro, OVATION, TRICONEX, Allen-Bradley, ABB, Motorola, Siemens Moore, Ge Fanuc, Woodward, Bently Nevada and other major import brands!

We have the same series of models in stock.  If you don’t find the model you need, please contact us and we will provide you with an official quotation！

Colour：new Warranty: 12 months
Lead Time：3-day working day Country of origin: Sweden
Price: Please contact us Product weight：0.515kg
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service

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