Overview

The Schneider Electric 140QSPXM is a quick-acting fuse for panel mounting applications. This unit belongs to the Schneider Modicon series. Specifically, it provides overcurrent protection for industrial control panels. The 140QSPXM operates at 600 volts AC with a 50 A current rating. For this reason, industrial users trust this fuse for demanding electrical protection.

Moreover, this fuse features a high interrupting capacity of 100 kA. Consequently, it safely clears severe fault currents without damaging nearby equipment. Additionally, the quick-acting characteristic responds rapidly to overcurrent conditions.

Product Specifications

Designed for robust circuit protection, the 140QSPXM serves as a high-performance fuse. Its primary function interrupts excessive currents before they can damage sensitive equipment.

Main Specifications

• Manufacturer: Schneider Electric

• Series: Modicon

• Voltage Rating: 600V AC

• Current Rating: 50 A

• Fuse Type: Quick Acting

• Interrupting Capacity: 100 kA

Environmental Specifications

• Operating Temperature: -10°C to 55°C

• Storage Temperature: -25°C to 70°C

• Protection Class: IP20

Physical Specifications

• Mounting Type: Panel Mount

• Weight: 0.8 kg

• Dimensions: 120 mm x 80 mm x 40 mm

• Material: Ceramic Body

Mechanical Specifications

• Vibration Resistance: 1.5 g at 10-500 Hz

Standards Compliance

• UL: Compliant

• IEC: Compliant

Key Features

The 140QSPXM provides reliable overcurrent protection for industrial panels. For example, the 600V AC rating suits higher voltage systems common in manufacturing facilities. Meanwhile, the 50 A current capacity handles substantial loads without nuisance tripping.

The quick-acting characteristic responds within milliseconds to fault conditions. Specifically, this fast response minimizes energy let-through during short circuits. Likewise, the 100 kA interrupting capacity safely clears even severe faults near large power sources.

The ceramic body construction offers excellent thermal and mechanical strength. Consequently, the fuse withstands demanding industrial environments. Additionally, the IP20 protection rating prevents finger contact with live parts during normal operation.

Vibration resistance up to 1.5 g at 10-500 Hz suits machinery-mounted applications. Therefore, this fuse works reliably on vibrating equipment like compressors and generators. The wide operating temperature range (-10°C to 55°C) covers most indoor industrial settings.

UL and IEC compliance allows global installation. For instance, UL certification satisfies North American requirements. Similarly, IEC compliance meets European and international standards. As a result, this fuse suits multinational equipment manufacturers.

Installation Guidelines

To install the 140QSPXM, first disconnect all power to the panel. Then mount the fuse securely using appropriate panel hardware. After that, connect the line and load wires to the fuse terminals.

Use properly rated wire for 50 A continuous current. Tighten terminal screws to the manufacturer's specified torque. Above all, verify that the system voltage does not exceed 600V AC.

Replace the fuse only with an identical 140QSPXM or approved equivalent. Do not use a fuse with different ratings or characteristics. Finally, restore power and verify normal operation.

Package Contents

• Schneider Electric 140QSPXM Fuse (1 unit)

• Panel mounting hardware (as applicable)

• Installation instruction sheet

Frequently Asked Questions (FAQ)

1. What is the voltage and current rating of the Schneider 140QSPXM?
The 140QSPXM is rated for 600V AC at 50 A. The quick-acting fuse responds rapidly to overcurrent conditions. Interrupting capacity is 100 kA for severe fault protection.

2. What type of fuse is the 140QSPXM?
This is a quick-acting (fast-blow) fuse. It responds within milliseconds to overcurrent conditions. The ceramic body provides excellent thermal and mechanical strength.

3. What is the interrupting capacity of the 140QSPXM?
The interrupting capacity is 100 kA at 600V AC. Therefore, this fuse safely clears severe fault currents. It suits applications near large power sources.

4. What certifications does the Schneider 140QSPXM hold?
The 140QSPXM complies with UL and IEC standards. UL certification meets North American safety requirements. IEC compliance enables global installation.

5. What are the temperature limits for the 140QSPXM?
Operating temperature ranges from -10°C to 55°C. Storage temperature ranges from -25°C to 70°C. The fuse withstands vibration up to 1.5 g at 10-500 Hz.