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ABB S203M-C50 2CDS273001R0504 Miniature Circuit Breaker
Item NO.:
S203M-C50 2CDS273001Payment:
T/TPrice:
$800Product Origin:
GermanyColor:
NEWGoods stock:
2Product weight:
1.18KGLead Time:
in stockWe will arrange delivery within 3-5 days after receiving the payment.
Our express delivery: DHL and FedEx.
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The ABB S203M-C50 is part of the S200M high breaking capacity Miniature Circuit Breaker range, designed for overload and short-circuit protection in low-voltage distribution systems. With a C-curve tripping characteristic, it provides reliable protection while tolerating moderate inrush currents, making it suitable for industrial and commercial electrical installations.
Product type: Miniature Circuit Breaker (MCB)
Model: S203M-C50
Order code: 2CDS273001R0504
Number of poles: 3P
Tripping characteristic: Curve C
Rated current: 50 A
Rated operational voltage: 400 / 415 V AC
Rated frequency: 50 / 60 Hz
Rated short-circuit breaking capacity:
10 kA (according to IEC/EN 60898-1)
15 kA (according to IEC/EN 60947-2)
Rated insulation voltage Ui: 500 V
Impulse withstand voltage Uimp: 6 kV
Current limiting class: 3
Mounting: 35 mm DIN rail
Terminal type: Bidirectional screw terminals (for copper conductors)
Degree of protection: IP20 (after installation)
Mechanical endurance: ≥20,000 operations
Electrical endurance: ≥10,000 operations
Standards: IEC/EN 60898-1, IEC/EN 60947-2
High breaking capacity suitable for industrial fault levels
C-curve tripping for lighting, socket, and general power circuits
Excellent current limiting performance reduces stress on equipment
Compact design saves space in distribution boards
Durable contact system ensures long service life
Strong and secure terminal clamping
Modular system for easy integration and maintenance
Industrial low-voltage distribution systems
Commercial building distribution boards
Control panels and power circuits
Lighting and socket outlet protection
Machinery and equipment power supply protection
Installation and maintenance must be carried out by qualified electricians
Ensure the rated current matches the circuit design
Tighten terminals with the specified torque to prevent overheating
Not intended for DC applications unless specifically rated
Perform periodic inspection during service
Avoid use in high humidity, dusty, or corrosive environments
The structure and details of the product：
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