5SJ4111-7HG40 | Miniature circuit breaker 240 V 14kA, 1-pole, C, 5A, D=70 mm according to UL 489, equal polarity – Siemens

Name: 5SJ4111-7HG40 | Miniature circuit breaker 240 V 14kA, 1-pole, C, 5A, D=70 mm according to UL 489, equal polarity - Siemens - myelectric.in
Brand: Siemens
SKU: 5SJ4111-7HG40
Price: 1998.70 INR
Availability: OutOfStock

SKU: 5SJ4111-7HG40

Original price was: ₹4,345.00.Current price is: ₹1,998.70. Excl. GST

Out of stock

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Sourced through authorised channels, the Siemens 5SJ4111-7HG40 miniature circuit breaker (mcb) delivers dependable performance for reliable circuit protection and isolation. Key ratings include 5 A, 240V AC. myelectric.in stocks the 5SJ4111-7HG40 | Miniature circuit breaker 240 V 14kA, 1-pole, C, 5A, D=70 mm according to UL 489, equal polarity for contractors, panel builders, and project buyers — buy online with GST invoice, or request a bulk quote for domestic supply and export to UAE, Singapore, UK, USA, Sri Lanka and more.

📋 Technical Specifications

Parameter	Value
Brand	Siemens
Part Number / SKU	5SJ4111-7HG40
Category	Miniature Circuit Breaker (MCB)
Current Rating	5 A
Voltage Rating	240V AC
Breaking Capacity	14 kA
Rated Voltage	230/400V AC
Rated Frequency	50/60 Hz
Trip Mechanism	Thermal-magnetic (bimetal overload + electromagnetic short-circuit)
Mounting	35mm DIN rail (EN 60715)
Electrical Endurance	≥ 20,000 operating cycles (per IEC 60898-1)
Pollution Degree	3 (per IEC 60664-1)
Standard	IS 8828 / IEC 60898-1 (residential) and IEC 60947-2 (industrial)
Certifications	BIS certified, CE, cULus (select models)

⚡ Key Features

Protects circuits at 5 A with 14 kA short-circuit breaking capacity — rated for light industrial and commercial distribution boards.
Thermal-magnetic trip mechanism — bimetal element trips on sustained overload, instantaneous magnetic trip on short-circuit; two independent protection functions in one compact module.
Manufactured to IS 8828 / IEC 60898-1 (residential) and IEC 60947-2 (industrial) — complies with the applicable Indian BIS and IEC international standards for this product category.
BIS certified, CE, cULus (select models) — meets Indian regulatory requirements for use in government, commercial, and industrial electrical installations.
Genuine authorised Siemens product — sourced directly from the official distribution network with full manufacturer traceability and warranty.
GST invoice provided for India orders — valid for corporate procurement, government project orders, and public tender supply via myelectric.in.
Worldwide export available — UAE, Singapore, UK, USA, Sri Lanka & more. Contact +91 94814 00316 for bulk pricing and international shipping.

❓ Frequently Asked Questions

Q: What load can the 5SJ4111-7HG40 protect at its rated 5 A?

A: The 5SJ4111-7HG40 is rated to carry and protect circuits up to 5 A continuously. For motor loads, ensure the full-load current (FLC) of the motor does not exceed this rating. For resistive loads (heaters, lighting), the 5 A rating is used directly. Derate by 20% for ambient temperatures above 40°C.

Q: What does the 14 kA breaking capacity on the 5SJ4111-7HG40 mean in practice?

A: Breaking capacity (14 kA) is the maximum prospective short-circuit current the 5SJ4111-7HG40 can safely interrupt without damage. Before installing, verify that the prospective fault level at the installation point does not exceed 14 kA — this is checked using a fault level calculation or from the upstream transformer impedance data. Installing a breaker with insufficient breaking capacity is a serious safety violation.

Q: What happens when the 5SJ4111-7HG40 trips — how do I identify and reset it?

A: When the 5SJ4111-7HG40 trips on fault, the handle moves to a midway position (between ON and OFF), distinctly visible from a distance. To reset: (1) identify and rectify the fault, (2) push the handle fully to OFF, (3) then switch back to ON. Never force-reset without investigating the fault cause.

Q: Is the 5SJ4111-7HG40 suitable for both single-phase and three-phase systems?

A: The 5SJ4111-7HG40 with multiple poles can protect three-phase circuits. Each pole simultaneously interrupts one phase — ensuring all phases are de-energised on a fault.

Q: Can the 5SJ4111-7HG40 be DIN rail mounted in any standard distribution board?

A: Yes. This Siemens MCB uses the standard 35mm EN 60715 DIN rail and 17.5mm module width, making it compatible with all major brand distribution boards and enclosures. Terminal capacity accommodates both rigid and flexible conductors up to the rated cross-section.