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33668
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33668
Schneider
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33668 - MN undervoltage release, Compact NS 630b to Compact NS 3200, 24VDC to 30VDC, 24 VAC 50/60 Hz - Schneider Electric

Cat No. 33668
Category ACB Accessories
Stock In Stock
Condition Brand New, Sealed Packaging
Product Type ACB Accessories

In Stock — 54 Qty

$169.85
Quantity Expected Delivery
54 Units 25 Business Days

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Technical Specification

Schneider 33668 ACB Accessories Technical Specification

ACB Accessories
Other Details 24/30V DC, 24V AC
Range of Product —
Sub Family Under Voltage Release
Type Easy pact MVS

Product Details

Schneider Electric 33668 - This is a MN undervoltage release for Compact NS 630b to Compact NS 3200 devices,Its rated voltage is 24VDC to 30VDC or 24VAC 50/60Hz,It is an auxiliary used for emergency off or remote opening applications,This auxiliary opens the circuit breaker when the control voltage drops to a value below 35% of its rated voltage Un,It complies with IEC 60947-2 standard,Compact NS 630b to Compact NS 3200 device can be equipped with 1 MX or 1 MN auxiliary. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Product Dimensions

Schneider 33668 dimensions and weight

Dimensions (L × W × H)
Length 8.2 cm
Width 6 cm
Height 3.5 cm
Weight
Net Weight 0.154 kg

Dimensions are approximate. For precise dimensional drawings, contact us.

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Product Overview

Schneider Electric 33668 - This is a MN undervoltage release for Compact NS 630b to Compact NS 3200 devices,Its rated voltage is 24VDC to 30VDC or 24VAC 50/60Hz,It is an auxiliary used for emergency off or remote opening applications,This auxiliary opens the circuit breaker when the control voltage drops to a value below 35% of its rated voltage Un,It complies with IEC 60947-2 standard,Compact NS 630b to Compact NS 3200 device can be equipped with 1 MX or 1 MN auxiliary. We are dedicatedly involved in providing an excellent quality products at Electrihub.

Frequently Asked Questions for 33668

Every Schneider 33668 ACB Accessories purchased from Electrihub is 100% genuine, brand new, and supplied in original sealed packaging — ensuring top performance and reliability. We source all products from trusted Schneider supply channels, so you can buy with complete confidence.
Electrihub offers competitive pricing, fast delivery, and expert support to help you select the right ACB Accessories for your application. Whether for industrial automation, electrical panels, or control systems, you can rely on Electrihub for authentic Schneider products that deliver consistent quality and safety.
Yes. RAS Electrihub Private Limited provides PAN India delivery with reliable logistics, safe packaging, and doorstep delivery across all states and union territories.
Yes. RAS Electrihub Private Limited issues GST-compliant invoices and also supports PO-based invoicing for businesses, contractors, and organizations across India.
Yes. RAS Electrihub Private Limited operates as an ISO-certified organization, ensuring quality sourcing, authentic products, and standardized procurement and delivery processes.
The Schneider 33668 is a specialized component designed to enhance the functionality of Air Circuit Breakers (ACBs). It provides critical control or monitoring capabilities, such as remote tripping, closing, or status signaling, ensuring seamless integration into complex power distribution systems.
The 33668 is engineered for compatibility with specific Schneider ACB ranges like the Masterpact MTZ/NW/NT or EasyPact MVS. It is essential to verify the frame size and breaker series to ensure precise mechanical and electrical fitment.
By integrating the 33668 into your ACB, you gain advanced protection features like under-voltage release or shunt trip capabilities. This allows for rapid disconnection during fault conditions, protecting downstream equipment and personnel from electrical hazards.
The 33668 operates within standard industrial control voltages (e.g., 220-240V AC or 24-48V DC). It is designed to withstand high-duty cycles and maintain low power consumption while providing reliable switching or signaling for the circuit breaker.
The 33668 features a modular, 'plug-and-play' design for easy field installation. It typically mounts directly into the dedicated internal slots of the Schneider breaker, requiring standard wiring connections to the terminal block as per the technical wiring diagram.
The Schneider 33668 enhances the operational reliability of Air Circuit Breakers (ACBs). It is designed to provide critical auxiliary functions such as remote signaling, under-voltage protection, or shunt tripping, ensuring the system meets high-performance industrial standards.
Yes, the 33668 is designed and tested to comply with international standards like IEC 60947. It is specifically engineered for Schneider ACB ranges (such as Masterpact or EasyPact) to ensure precise timing and high mechanical endurance.
The 33668 allows for advanced monitoring and control of the circuit breaker. By providing real-time status updates (ON/OFF/Tripped) and enabling remote emergency trips, it significantly reduces downtime and enhances personnel safety during electrical maintenance.
The 33668 accessory is optimized for low power consumption, typically operating within standard industrial control voltages such as 110V-240V AC or 24V-48V DC. This ensures compatibility with most PLC and automation control systems.
The 33668 features a compact, snap-fit design for internal mounting within the breaker's auxiliary compartment. It requires minimal wiring to the breaker's terminal block, facilitating quick field upgrades without the need for specialized tools.

Reviews & Ratings

4.4
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Natalie Portman Apr 22, 2026

This ACB Accessories from Schneider is built to rigorous international standards. Terminal connectivity is secure and the housing meets IP-rated requirements. Electrihub handled the international shipping with great care and speed. Very pleased with the quality and the seamless purchase experience.

Isabella Rossellini Apr 22, 2026

Procured the 33668 for a high-specification industrial project. The build quality reflects Schneider's reputation for engineering excellence. Electrihub provided full technical documentation and traceability. Exceeds industry benchmarks for performance and safety.

Marcus Thorne Apr 22, 2026

The Schneider 33668 performs exceptionally well in our control environment. Excellent insulation resistance and verified dielectric strength. Exceptional service and authentic products from the Electrihub team. Perfect blend of technical reliability and competitive pricing.

Emma Watson Apr 22, 2026

The Schneider 33668 performs exceptionally well in our control environment. Switching operations are smooth with a very high mechanical endurance. Electrihub provided full technical documentation and traceability. A reliable asset for any mission-critical power system.

Vivek Pandey Apr 21, 2026

Purchased the 33668 for a control panel upgrade. Thermal dissipation on this unit is excellent for compact panel boards. Very impressed with the technical range available at RAS Electrihub. An essential component for maintaining system uptime.

Arjun Patel Apr 21, 2026

We required a reliable ACB Accessories for a critical circuit. Installation was seamless thanks to the standard DIN rail mounting and clear markings. Service from RAS Electrihub was efficient, with quick dispatch for our site work. An essential component for maintaining system uptime.

Prakash Rao Apr 21, 2026

This ACB Accessories was the perfect fit for our motor control center. Thermal dissipation on this unit is excellent for compact panel boards. RAS Electrihub provided genuine parts with full traceability. Will definitely be sourcing more of these for upcoming projects.

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