Product Description

Siemens SENTRON Miniature Circuit Breaker 63A, 1-Pole, C Curve, 10kA – 5SL4163-7RCZ48

Product Description

The Siemens 5SL4163-7RCZ48 is a SENTRON 5SL series Miniature Circuit Breaker (MCB) designed for reliable overload and short-circuit protection in AC electrical installations. It features a 63 A rated current, 1-pole configuration, C tripping characteristic, and 10 kA breaking capacity. Siemens technical documentation confirms the corresponding 5SL4163-7RC model as a 1-pole, C-curve, 63 A MCB with 10 kA breaking capacity.

The MCB is specified for 240/415 V AC, 50/60 Hz applications, with a maximum multi-phase operating voltage of 440 V AC. It has energy limitation Class 3, IP20 protection with connected conductors, and a typical mechanical service life of 10,000 operating cycles.

The Siemens 5SL4163-7RCZ48 is suitable for distribution boards, commercial electrical installations, industrial control panels, building electrical systems, HVAC circuits, machinery panels, and general AC circuit protection.

Key Features

• Brand: Siemens
• Series: SENTRON 5SL
• Product Type: Miniature Circuit Breaker (MCB)
• Model: 5SL4163-7RCZ48
• Rated Current: 63 A
• Number of Poles: 1-Pole (1P)
• Tripping Characteristic: C Curve
• Breaking Capacity: 10 kA
• Rated Voltage: 240/415 V AC
• Frequency: 50/60 Hz
• Maximum Operating Voltage: 440 V AC
• Energy Limiting Class: Class 3
• Protection: Overload and short-circuit protection
• Protection Rating: IP20 with connected conductors
• Typical Mechanical Life: 10,000 operating cycles

Applications

• Electrical distribution boards
• Industrial control panels
• Commercial installations
• Building electrical systems
• HVAC circuits
• Machinery and OEM panels
• Lighting and power distribution
• General AC circuit protection

Benefits

• Reliable overload and short-circuit protection
• High 10 kA breaking capacity
• Compact 1-pole design
• C-curve characteristic for circuits with moderate inrush currents
• Suitable for 240/415 V AC systems
• Easy integration into modular distribution boards
• Reliable Siemens SENTRON performance
• Long mechanical service life

FAQs

Q1. What is Siemens 5SL4163-7RCZ48?

The 5SL4163-7RCZ48 is a Siemens SENTRON Miniature Circuit Breaker rated at 63 A, with 1 pole, C-curve tripping characteristic, and 10 kA breaking capacity.

Q2. What is the rated current?

The MCB has a rated current of 63 A at 30°C. Siemens specifies approximately 58.21 A at 40°C and 50.16 A at 55°C, so ambient temperature should be considered when selecting the device.

Q3. What does C Curve mean?

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

Q4. What is the breaking capacity?

The corresponding Siemens 5SL4163-7 model has a 10 kA breaking capacity according to EN 60898 and IEC 60947-2.

Q5. Where can this 63A 1-pole MCB be used?

It can be used in distribution boards, commercial installations, industrial control panels, building electrical systems, HVAC circuits, and other AC applications requiring a 63 A, 1-pole C-curve MCB.