LV429344 | keylock adapter, Compact NSX and EasyPact CVS 100/160/250, PowerPact Multistandard H/J frames, locking for rotary handle – Schneider Electric

Name: Schneider LV429344 Keylock Adapter for NSX & CVS Handles
Brand: Schneider Electric
SKU: LV429344
Price: 632.50 INR
Availability: InStock

SKU: LV429344

Original price was: ₹1,150.00.Current price is: ₹632.50. Excl. GST

In stock

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📋 Technical Specifications

Parameter	Value
Brand	Schneider Electric
Part Number / SKU	LV429344
Category	MCCB
Standard	IEC 60947-2 / IS 13947-2
Certifications	BIS certified, CE marked, RoHS compliant

⚡ Key Features

Thermal-magnetic trip unit — factory-calibrated overload and short-circuit protection; suitable for standard feeder circuits without electronic adjustment.
CompacT NSX form factor — 70mm wide per pole; designed for high-density LV switchboards with up to 3 units per standard 250mm busbar bay.
Rotary handle with padlocking points — LOTO compliant; handle locks in OFF position with up to 3 padlocks, preventing accidental energisation during maintenance.
Manufactured to IEC 60947-2 / IS 13947-2 — complies with the applicable Indian BIS and IEC international standards for this product category.
BIS certified, CE marked, RoHS compliant — meets Indian regulatory requirements for use in government, commercial, and industrial electrical installations.
Genuine authorised Schneider Electric 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 trip unit type does the LV429344 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 LV429344 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 Schneider Electric coordination table for the specific contactor-overload-MCCB combination to confirm Type 1 or Type 2 coordination is achieved.

Q: Can the LV429344 be motorised for remote switching and automation?

A: Yes. Schneider Electric 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: Which Schneider Electric accessories are compatible with the LV429344?

A: The Schneider Electric LV429344 series supports snap-on accessories including auxiliary contacts (OF), alarm contacts (SD), shunt trip coils (MX), undervoltage releases (MN), and comb busbars. Accessories are series-specific — always verify compatibility using the Schneider Electric product catalogue before ordering. myelectric.in can advise on the correct accessory part numbers for the LV429344.

Q: What is the difference between an MCCB and a standard MCB — and why use the LV429344?

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 LV429344 when the application specifically requires mccb characteristics.

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