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MCB 50 A 1-pole B characteristic 7.5 kA - 5SL6150-6RC

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Best Price (Excl. GST):
371 / nos MRP: ₹1,061 / nos
GST (18%): 67
Total Price (Incl. GST): ₹438
You Save: ₹690 (65%)
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Product Description

Siemens 5SL6150-6RC MCB 50A 1-Pole B Characteristic 7.5kA

The Siemens 5SL6150-6RC is a SENTRON 5SL6 miniature circuit breaker (MCB) designed to provide dependable protection against overload and short-circuit conditions in suitable electrical installations. This Siemens MCB features a 50 A rated current, 1-pole configuration, B tripping characteristic and 7.5 kA short-circuit breaking capacity, making it suitable for appropriately designed electrical distribution, control and equipment protection applications.

The Siemens 5SL6150-6RC 50A 1-pole MCB is designed for individual circuits where reliable overcurrent protection is required in a compact modular format. Its B tripping characteristic is generally suitable for circuits with comparatively low starting or inrush currents. This makes it a practical choice for selected general-purpose distribution circuits, resistive loads, control applications and other compatible electrical equipment.

The 1-pole configuration provides a space-efficient solution for individual circuit protection. It can be integrated into electrical distribution boards, industrial control panels, automation cabinets, machinery panels and OEM electrical assemblies where dedicated protection is required for separate circuits.

With a 50 A rated current, the 5SL6150-6RC is intended for appropriately designed higher-current individual circuits. Proper coordination between the MCB rating, connected load, conductor capacity and upstream and downstream protective devices is important for reliable electrical operation.

The 7.5 kA short-circuit breaking capacity provides the specified fault-interruption capability for suitable installations. The prospective short-circuit current at the installation point should always be assessed before selecting the MCB to ensure that its breaking capacity is adequate for the electrical system.

As part of the Siemens SENTRON 5SL6 series, the 5SL6150-6RC provides a compact modular circuit protection solution for professional electrical installations. It can be considered by panel builders, OEMs, electrical contractors, system integrators and industrial maintenance teams looking for Siemens MCB products.

Key Features

  • Siemens 5SL6150-6RC
  • SENTRON 5SL6 series miniature circuit breaker
  • Rated current: 50 A
  • 1-pole (1P) configuration
  • B tripping characteristic
  • 7.5 kA short-circuit breaking capacity
  • Designed for overload protection
  • Designed for short-circuit protection
  • Suitable for general-purpose electrical circuits
  • Suitable for circuits with relatively low starting or inrush currents
  • Suitable for individual circuit protection
  • Suitable for electrical distribution boards
  • Suitable for industrial control panels
  • Suitable for automation and control applications
  • Suitable for OEM electrical equipment
  • Compact modular circuit protection design

Applications

The Siemens 5SL6150-6RC 50A 1-pole B curve MCB can be considered for:

  • Individual circuit protection
  • Electrical distribution boards
  • Industrial control panels
  • Commercial electrical panels
  • General-purpose distribution circuits
  • Resistive-load applications
  • Automation control systems
  • Machinery control panels
  • OEM electrical equipment
  • Manufacturing facilities
  • Electrical switchboards
  • Building electrical installations
  • Auxiliary and control circuits
  • Industrial automation systems
  • Commercial and industrial infrastructure

Benefits

The Siemens 5SL6150-6RC provides dependable circuit protection for applications requiring a 50 A, 1-pole MCB with B characteristic and 7.5 kA breaking capacity. Its compact 1-pole construction makes it suitable for protecting individual circuits while helping maintain an organized and space-efficient electrical panel layout.

The B tripping characteristic is generally selected for electrical circuits where the expected starting or inrush current is relatively low. This makes the MCB suitable for appropriately designed general distribution, resistive-load, control and auxiliary circuits where the B curve matches the connected load.

The 7.5 kA breaking capacity provides the specified capability to interrupt suitable short-circuit fault currents within the device's applicable ratings. Proper assessment of the prospective short-circuit current is essential to confirm that the selected MCB is suitable for the installation.

The 1-pole configuration provides a compact solution for individual circuit protection. This can be particularly useful in distribution boards, industrial control cabinets, automation panels, machinery systems and OEM electrical assemblies where multiple individual circuits require dedicated protection.

The 50 A rated current makes the 5SL6150-6RC suitable for appropriately designed higher-current individual circuits. Correct matching between the MCB rating, connected load and conductor capacity helps provide effective protection against overcurrent conditions.

The B characteristic provides a suitable solution for many circuits with relatively low inrush currents. For equipment that produces substantially higher startup current, such as certain motors or transformers, another tripping characteristic may be more appropriate depending on the application.

As part of the Siemens SENTRON 5SL6 family, the 5SL6150-6RC offers a professional modular circuit protection solution for industrial, commercial, OEM, automation and electrical distribution applications.

The Siemens 50A 1P B curve 7.5 kA MCB can be considered for suitable projects across Faridabad, Delhi NCR, Noida, Gurgaon/Gurugram, Ghaziabad, Punjab, Mumbai, Pune, Ahmedabad, Hyderabad, Bengaluru/Bangalore, Chennai, Kolkata, Jaipur, Chandigarh, Ludhiana and other major industrial and commercial locations across India.

Always verify the connected load, conductor rating, system voltage, prospective short-circuit current and coordination with upstream and downstream protective devices before installation.

Why Buy Siemens 5SL6150-6RC from SB Smart?

SB Smart supplies Siemens industrial electrical, automation and circuit protection products for OEMs, panel builders, electrical contractors, system integrators and industrial maintenance teams across India.

The Siemens 5SL6150-6RC 50A 1P B characteristic 7.5 kA MCB is suitable for customers looking for Siemens circuit protection products for industrial, commercial, machinery, automation and electrical distribution applications.

SB Smart supports sourcing requirements across Faridabad, Delhi NCR, Noida, Gurgaon/Gurugram, Mumbai, Pune, Ahmedabad, Hyderabad, Bengaluru/Bangalore, Chennai, Kolkata, Chandigarh, Ludhiana and other major industrial markets across India.

FAQs

1. What is Siemens 5SL6150-6RC?
It is a Siemens SENTRON 5SL6 miniature circuit breaker rated 50 A, 1-pole, B characteristic and 7.5 kA breaking capacity.

2. What is the rated current?
The rated current is 50 A.

3. How many poles does this MCB have?
The 5SL6150-6RC is a 1-pole (1P) miniature circuit breaker.

4. What is the tripping characteristic?
It has a B tripping characteristic, generally suitable for circuits with relatively low starting or inrush currents.

5. What is the breaking capacity?
The specified short-circuit breaking capacity is 7.5 kA.

6. Where can the Siemens 5SL6150-6RC be used?
It can be considered for suitable individual circuit protection, electrical distribution boards, industrial control panels, automation systems, OEM equipment, machinery and commercial electrical installations.

7. What is the advantage of a B-characteristic MCB?
A B-characteristic MCB is generally suitable for circuits with comparatively low inrush currents, including many general distribution and resistive-load applications. Final selection should always be based on the actual equipment and complete protection design.

Technical Specifications

Parameter

Specification

Product Series

Siemens SENTRON 5SL6

Part Number

5SL6150-6RC

Product Type

Miniature Circuit Breaker (MCB)

Number of Poles

1P

Rated Current

50A

Tripping Characteristic

B / C Curve (variant dependent)

Rated Voltage

240/415V AC

Breaking Capacity

6kA

Mounting Type

DIN Rail

Frequency

50/60 Hz

Protection Class

IP20

Mechanical Life

~10,000–20,000 operations

Electrical Life

~4,000–6,000 operations

Standard Compliance

IEC 60898-1 / IEC 60947-2

Application

Main feeders, control panels, heavy single-phase loads, distribution boards

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