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31287 Wohner holder for cylindrical fuses
Wöhner 31287 AMBUS Panel 3-pole Class J fuse holder for 21 × 57 mm cylindrical fuse links, rated at 30 A and 600 V AC for industrial power distribution.
£79.34
Why Choose the Wöhner 31287 Class J Fuse Holder?
The Wöhner 31287 is a robust 3-pole holder for Class J cylindrical fuses, engineered to provide secure fuse installation and dependable overcurrent protection in industrial electrical systems. As part of the Wöhner AMBUS® Panel range, it is designed for OEM machinery, industrial control panels and power distribution equipment requiring reliable Class J fuse protection.
Designed for 21 × 57 mm Class J fuse links, the Wöhner 31287 combines durable construction with large box terminals and convenient DIN rail mounting. Its compact three-pole design enables efficient installation in switchgear assemblies while simplifying wiring and maintenance.
With a 30 A rated current, 600 V AC operating voltage and a 3-pole configuration, the Wöhner 31287 is an ideal solution for protecting three-phase industrial circuits, motor control systems and automation equipment built to North American Class J fuse standards.
Key Advantages
- Designed for Class J 21 × 57 mm cylindrical fuse links.
- 3-pole configuration for three-phase circuit protection.
- 30 A rated current for industrial applications.
- 600 V AC operating voltage.
- DIN rail mounting for quick installation and servicing.
- Large box terminals simplify panel wiring.
Key Features
- Wöhner AMBUS® Panel series.
- Model 31287.
- 3-pole Class J fuse holder.
- Compatible with 21 × 57 mm Class J fuse links.
- 30 A rated current.
- 600 V AC rated voltage.
- DIN rail mounting.
- IP20 protection rating.
- Large box terminals for industrial conductors.
- Suitable for industrial control panels and switchgear.
Reliable Class J Protection for Three-Phase Systems
The Wöhner 31287 securely retains Class J fuse links while providing dependable electrical connections for industrial power systems. Its durable construction helps ensure long service life and straightforward maintenance in demanding industrial environments.
Its three-pole design makes it particularly suitable for protecting three-phase machinery, industrial distribution panels and automation equipment where reliable overcurrent protection is essential.
Typical Applications
- Industrial control panels.
- Three-phase motor control systems.
- OEM machinery.
- Industrial power distribution.
- Automation equipment.
- Equipment designed to North American electrical standards.
Technical Specifications
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| Device Type | Busbar holder / support | |
|---|---|---|
| Current | 30 A | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Manufacturer | Wöhner | |
| Series | AMBUS® Panel | |
| Model | 31287 | |
| Alternative SKU | 31287000 | |
| Product type | Holder for Class J cylindrical fuses | |
| Fuse class | Class J | |
| Fuse size | 21 × 57 mm | |
| Number of poles | 3 | |
| Rated current | 30 A | |
| Rated voltage | 600 V AC | |
| Protection rating | IP20 | |
| Mounting type | DIN mounting rail | |
| Terminal type | Box terminal | |
| Conductor capacity | Up to 50 mm² | |
| Dimensions (W × H × D) | approx. 108 × 115 × 69 mm | |
| Weight | approx. 486 g |
Frequently Asked Questions
What fuse type does the Wöhner 31287 accept?
The holder is designed for 21 × 57 mm Class J cylindrical fuse links.
How many poles does the Wöhner 31287 have?
The Wöhner 31287 features a 3-pole configuration for three-phase electrical systems.
What is the rated current?
The fuse holder has a rated current of 30 A.
How is the Wöhner 31287 installed?
It is designed for installation onto a standard DIN mounting rail inside industrial electrical control panels.
Where is the Wöhner 31287 typically used?
It is commonly installed in industrial switchgear, machinery, motor control centres and power distribution equipment requiring Class J fuse protection.
Trusted by Electrical Panel Builders
Wöhner Class J fuse holders are trusted by OEM manufacturers, panel builders and industrial engineers for dependable circuit protection, robust construction and reliable long-term performance.
