Siemens SENTRON Miniature Circuit Breaker 2A, 2-Pole, C Curve, 10kA – 5SL4202-7RCZ24

Product Description

The Siemens 5SL4202-7RCZ24 is a SENTRON 5SL series Miniature Circuit Breaker (MCB) designed for reliable overload and short-circuit protection in AC electrical installations. It features a 2 A rated current, 2-pole configuration, C tripping characteristic, and 10 kA breaking capacity. The corresponding Siemens 5SL4202-7RC model is specified for 415 V AC, 50/60 Hz operation.

The MCB is suitable for control panels, distribution boards, industrial and commercial electrical installations, automation circuits, and general AC circuit protection. Its compact design supports modular installation, while the C-curve characteristic is suitable for circuits with moderate starting or inrush currents.

Key Features

• Brand: Siemens
• Series: SENTRON 5SL
• Product Type: Miniature Circuit Breaker (MCB)
• Model: 5SL4202-7RCZ24
• Rated Current: 2 A
• Number of Poles: 2-Pole (2P)
• Tripping Characteristic: C Curve
• Breaking Capacity: 10 kA
• Rated Supply Voltage: 415 V AC
• Frequency: 50/60 Hz
• Maximum Multi-Phase Operating Voltage: 440 V AC
• Energy Limiting Class: 3
• Protection: Overload and short-circuit protection
• Protection Rating: IP20 with connected conductors
• Mechanical Service Life: Typically 10,000 operating cycles

Applications

• Industrial control panels
• Electrical distribution boards
• Automation control circuits
• Commercial electrical installations
• Building distribution systems
• Machinery control panels
• Instrumentation circuits
• General AC circuit protection

Benefits

• Reliable overload and short-circuit protection
• High 10 kA breaking capacity
• Compact 2-pole configuration
• C-curve characteristic for moderate inrush-current loads
• Easy integration into modular distribution systems
• Suitable for 415 V AC applications
• Reliable Siemens SENTRON performance

Frequently Asked Questions

Q1. What is Siemens 5SL4202-7RCZ24?

It is a Siemens SENTRON Miniature Circuit Breaker rated at 2 A, with 2 poles, C-curve tripping characteristic, and 10 kA breaking capacity.

Q2. What is the rated current?

The MCB has a rated current of 2 A at 30°C. Siemens' technical data also specifies the current derating at higher ambient temperatures.

Q3. What does C Curve mean?

The C tripping characteristic is generally used for circuits where connected equipment can produce moderate starting or inrush currents.

Q4. What is the breaking capacity?

The 5SL4202-7RC has a 10 kA breaking capacity according to EN 60898. The Siemens technical data also lists 10 kA according to IEC 60947-2 for the corresponding model.

Q5. Where can this 2A MCB be used?

The 5SL4202-7RCZ24 is suitable for control panels, automation systems, distribution boards, instrumentation circuits, commercial installations, and other AC applications requiring a 2 A, 2-pole C-curve MCB.