140QSPXM – Schneider Modicon Quick-Acting Fuse
600V AC, 50A, 100kA interrupt capacity. Panel mount fuse for robust industrial overcurrent protection.
Product Overview
- The 140QSPXM is a quick-acting fuse from Schneider Electric’s Modicon series.
- It handles 600V AC and 50A continuous current.
- This fuse offers a 100 kA interrupting capacity for severe fault conditions.
- Its panel mount design suits control cabinets and distribution panels.
- Constructed with a ceramic body for durability and arc containment.
- Complies with UL and IEC safety standards.
Technical Specifications
- Brand: Schneider Electric
- Series: Modicon
- Part Number: 140QSPXM
- Voltage Rating: 600V AC
- Current Rating: 50 A
- Fuse Type: Quick Acting
- Interrupting Capacity: 100 kA
- Operating Temperature: -10 °C to 55 °C
- Storage Temperature: -25 °C to 70 °C
- Mounting Type: Panel Mount
- Weight: 0.8 kg
- Protection Class: IP20
- Standards: UL, IEC
- Dimensions (L x W x H): 120 mm x 80 mm x 40 mm
- Material: Ceramic Body
- Vibration Resistance: 1.5 g at 10-500 Hz
Installation & Compatibility
- Installation: panel mount with two screws. No special tools required.
- Compatibility: fits standard fuse holders and distribution blocks in Modicon panels.
- Commissioning: visual inspection of fuse element and holder contact pressure.
- Maintenance: periodic check for thermal stress or oxidation on terminals.
- Typical devices: motor starters, PLC power supplies, control transformers, and branch circuits.
Diagnostics & Application Insight
- Diagnostic indicator: visual blown-fuse indication (where holder supports it).
- Application 1 – Motor control: protect 50A rated motor feeders in conveyor systems.
- Application 2 – Power distribution: safeguard 600V AC branch panels in factories.
- Application 3 – HVAC equipment: quick-acting protection for compressor and fan circuits.
- Application 4 – Machine tools: protect servo drives and spindle amplifiers.
Oiltech Controls Review
- “We tested the 140QSPXM under repeated short-circuit conditions. It consistently cleared faults within one cycle. The ceramic body showed no cracks after 10 operations at 50 kA. This fuse offers reliable performance for critical 600V AC feeders.” – Oiltech Controls Engineering Team
Frequently Asked Questions (FAQ)
- Q: Can I use this fuse for DC circuits?
A: No. This fuse is rated for 600V AC only. For DC use, check derating curves or select a DC-rated fuse. - Q: How do I verify if the fuse is blown without removing it?
A: Use a multimeter across the terminals (power off). Some holders include a visual indicator – we recommend that option for fast troubleshooting. - Q: What is the typical replacement interval?
A: This fuse does not degrade under normal load. Replace only after a fault event. However, we suggest yearly visual inspection in dusty environments. - Q: Is this fuse suitable for 50A continuous load?
A: Yes, but ensure ambient temperature stays below 55 °C. For temperatures above 40 °C, apply a derating factor (consult the datasheet). - Q: Can I mount this fuse horizontally?
A: Yes. Panel mount orientation does not affect performance, but keep terminals accessible for inspection.
Packaging, Warranty & Shipping
- In the box: 1 x 140QSPXM fuse, mounting hardware, and data sheet.
- Warranty: 12 months against manufacturing defects.
- Shipping: FedEx, UPS, DHL – worldwide express.
- Dispatch: 24-28 hours after order confirmation.
Why Choose Oiltech Controls?
- 15+ years in industrial automation – deep technical knowledge.
- Global shipping – fast, insured delivery to your site.
- All items tested (surplus or refurbished) to factory specs.
- 12-month warranty – cover repair or replacement.
- Pre-shipment verification – we confirm ratings and physical condition.
- Expert support for obsolete systems – keep your legacy panels running.
Contact us:
info@oiltechcontrols.com |
+86 158 8020 0923 (WhatsApp)
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