CBCT Moulded Case 70 MM ID Lauritz Knudsen (L&T) – 17H7NNQN3

Name: CBCT Moulded Case 70 MM ID Lauritz Knudsen (L&T) - 17H7NNQN3 - myelectric.in
Brand: Lauritz Knudsen (L&T)
SKU: 17H7NNQN3
Price: 2720.00 INR
Availability: OutOfStock

SKU: 17H7NNQN3

₹2,720.00 Excl. GST

Out of stock

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Sourced through authorised channels, the 17H7NNQN3 17H7NNQN3 mccb delivers dependable performance for reliable circuit protection and isolation. myelectric.in stocks the CBCT Moulded Case 70 MM ID Lauritz Knudsen (L&T) 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	17H7NNQN3
Part Number / SKU	17H7NNQN3
Category	MCCB
Rated Operational Voltage (Ue)	415V AC (50/60 Hz)
Mounting	Fixed, front connected
Rated Frequency	50/60 Hz
Standard	IEC 60947-2 / IS 13947-2
Certifications	BIS certified where applicable

⚡ Key Features

Thermal-magnetic trip unit — factory-calibrated overload and short-circuit protection; suitable for standard feeder circuits without electronic adjustment.
Manufactured to IEC 60947-2 / IS 13947-2 — complies with the applicable Indian BIS and IEC international standards for this product category.
BIS certified where applicable — meets Indian regulatory requirements for use in government, commercial, and industrial electrical installations.
Genuine authorised 17H7NNQN3 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: Can the 17H7NNQN3 be motorised for remote switching and automation?

A: Yes. 17H7NNQN3 MCCBs in this series support rotary handle adaptation and motorised operating mechanisms as accessories, enabling remote ON/OFF switching via PLC, SCADA, or BMS. Motorised MCCBs are used for automatic load management and remote trip in automated distribution systems.

Q: What trip unit type does the 17H7NNQN3 use — thermal-magnetic or electronic?

A: Refer to the product label or datasheet for the exact trip unit specification. The trip unit determines adjustability and protection accuracy.

Q: Is the 17H7NNQN3 suitable for use as a motor branch circuit protector (Type E coordination)?

A: MCCBs used for motor branch circuit protection must be coordinated with the downstream overload relay for Type 2 coordination (no damage to contactor or relay on short-circuit). Verify the 17H7NNQN3 coordination table for the specific contactor-overload-MCCB combination to confirm Type 1 or Type 2 coordination is achieved.

Q: What is the difference between an MCCB and a standard MCB — and why use the 17H7NNQN3?

A: A standard MCB protects against overload and short-circuit only. An MCCB handles much higher fault levels and larger current ratings — MCCBs are rated up to 1600A with 25–200kA breaking capacity, compared to MCBs which are capped at typically 125A and 10kA. Choose the 17H7NNQN3 when the application specifically requires mccb characteristics.