Product Details
Overview
The Schneider NF301NNS7SD5 is a three-pole molded case circuit breaker (MCCB) designed for dependable protection in industrial and commercial electrical systems. It delivers precise overload and short-circuit protection, ensuring efficient power distribution and equipment safety.
As part of the NF300 Series, this breaker supports a rated current of 30A and a breaking capacity of 50kA at 480V AC. Its compact design allows easy installation in control panels or switchboards using either DIN rail or panel mounting.
Built in compliance with IEC/EN 60947-2, the NF301NNS7SD5 meets international safety standards and provides long-term reliability in demanding environments.
Key Features
-
Model Number: NF301NNS7SD5
-
Manufacturer: Schneider Electric
-
Series: NF300
-
Type: Molded Case Circuit Breaker (MCCB)
-
Rated Current: 30A
-
Poles: 3P (Three-pole)
-
Rated Voltage: 480V AC
-
Breaking Capacity: 50kA at 480V AC
-
Mounting Type: DIN rail or panel-mounted
-
Operating Temperature: -25°C to +70°C
-
Dimensions: 110 × 80 × 75 mm
-
Weight: 1.2 kg
-
Compliance Standards: IEC/EN 60947-2
Applications
The NF301NNS7SD5 is suitable for various applications requiring reliable electrical circuit protection, including:
-
Industrial automation and machinery systems
-
Commercial building power distribution
-
Utility and energy management systems
-
Renewable energy and inverter systems
-
Control panels and electrical switchboards
Its compact size, high breaking capacity, and durable design make it ideal for both new installations and system upgrades.
FAQ
Q1: Is the NF301NNS7SD5 an original Schneider product?
A1: Yes, it is an authentic product manufactured by Schneider Electric.
Q2: What is the breaking capacity of this MCCB?
A2: It has a breaking capacity of 50kA at 480V AC.
Q3: How can this circuit breaker be mounted?
A3: It supports both DIN rail and panel mounting options.
Q4: What standards does it meet?
A4: It conforms to IEC/EN 60947-2 international safety standards.
Q5: What environments can it operate in?
A5: It can operate reliably within a temperature range of -25°C to +70°C.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Why Programmable Logic Controllers Drop into Stop Mode: An Expert Analysis
Industrial automation systems rely heavily on Programmable Logic Controllers (PLCs) to maintain uninterrupted production. When a PLC unexpectedly shifts from Run to Stop mode, whole manufacturing lines stall.
As control systems evolve across modern factory automation, understanding the root causes of these interruptions helps engineers minimize costly downtime. This technical guide breaks down why PLCs trip into Stop mode and provides practical strategies to mitigate system faults.
Understanding Root Causes of Unplanned PLC Stop Mode in Industrial Automation
Modern Programmable Logic Controllers manage execution through distinct operational states: Run, Stop, Start-Up, and Hold. During power-up, a controller initializes memory registers within Stop mode before briefly transitioning to Start-Up mode. During this phase, internal self-diagnostics evaluate system integrity across hardware and user programs. If the controller detects no critical faults, it enters Run mode to execute the control program continuously. However, any severe system anomaly forces the CPU back into Stop mode immediately to prevent erratic machine behavior across the plant floor.
Human-Machine Interface Design: Essential Guide to HMI Selection, Visualization, and Control System Integration
Human-Machine Interfaces (HMIs) serve as the primary operational window into complex industrial automation systems. Modern HMIs convert raw machine data into clear graphical displays, enabling operators to oversee entire manufacturing processes in real time. Instead of relying on physical control panels full of hardwired switches, engineers program interactive screens using intuitive graphics, dynamic color coding, and responsive touch interfaces. Over my 15 years in control systems engineering, I have observed HMIs transform from basic display screens into sophisticated command centers that drive operational efficiency across DCS and PLC environments.