TB8840 Ceramic Terminal Block

VIOX TB8840 Ceramic Terminal Block provides an 8-in-8-out, 40A design for medium-scale industrial power distribution. With 750°C heat resistance, it’s perfect for control systems and heating applications. Trust VIOX for reliable,

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The TB8840 Ceramic Terminal Block represents an exceptional solution for multi-circuit power distribution, specifically engineered for demanding industrial applications requiring reliable connections in high-temperature environments. This professional-grade 8-position terminal block combines a robust 40A current rating with superior thermal stability and outstanding electrical insulation properties, making it the ideal choice for engineers and electricians working on complex electrical systems where connection integrity and safety are paramount.

Robust Multi-Circuit Design for Industrial Applications

The TB8840 features a precisely engineered 8-in-8-out configuration specifically designed to provide optimal connection capacity for medium-scale industrial applications. Manufactured from high-frequency ceramic material, this terminal block delivers superior insulation properties that significantly outperform conventional plastic alternatives in high-temperature environments. The ceramic housing ensures complete resistance to aging, cracking, and deformation even under extreme temperature conditions up to 750°C, guaranteeing long-term stability and safety for your critical industrial electrical connections.

Each terminal block incorporates sixteen precision-engineered connection points with substantial copper conductors for optimal electrical performance and M3-compatible screw terminals manufactured from durable plated metal. This professional-grade construction provides secure and reliable wire clamping that withstands vibration and thermal cycling without loosening over time, ensuring consistent electrical contact across all eight circuits in demanding applications where connection integrity is critical.

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  • Optimized Multi-Position Design: Eight-position design enables substantial power distribution capabilities in an efficient form factor
  • Өндөр гүйдлийн хүчин чадал: 40A rating per position provides ample capacity for industrial control and power applications
  • Enhanced Width Profile: 34.8mm width offers improved stability and heat dissipation compared to narrower models
  • Compact Length Configuration: 141.5mm length accommodates eight full positions while optimizing panel space utilization
  • Increased Height Design: 24.6mm height provides enhanced clearance for wire routing and connection accessibility
  • M3 Screw Compatibility: Precision-engineered M3 screw terminals ensure secure connections with appropriate torque requirements
  • Дээд зэргийн температурын эсэргүүцэл: Ceramic construction withstands continuous operation at temperatures up to 750°C, far exceeding the capabilities of plastic terminal blocks
  • Маш сайн цахилгаан тусгаарлагч: Ceramic material provides exceptional dielectric strength and prevents current leakage between adjacent positions
  • Галд тэсвэртэй: Naturally fire-resistant material eliminates the risk of ignition or flame propagation in critical installations
  • Химийн эсэргүүцэл: Impervious to oils, solvents, and most industrial chemicals, ensuring durability in harsh environments

Техникийн үзүүлэлтүүд

Model Type Configuration Одоогийн үнэлгээ Length Width Height Screw Type Mounting Distance
TB121240 12-in 12-out 40А 183mm 24mm 21мм М5 165mm
TB101040 10-in 10-out 40А 160mm 24mm 21мм М5 144mm
TB8840 8-in 8-out 40А 141.5mm 34.8mm 24.6mm M3 95mm
TB7760 7-in 7-out 60A 135mm 35mm 19 мм М5 123mm
TB6640 6-in 6-out 40А 98mm 24mm 20мм M3 88 мм
TB4460 4-in 4-out 60A 86mm 33.5mm 19.5mm М5 75mm
TB4440 4-in 4-out 40А 63mm 23.8mm 16.8mm M3 55.5mm
TB3340 3-in 3-out 40А 55.5mm 25мм 13.6mm M3 48mm
TB2260 2-in 2-out 60A 43.3mm 30mm 18.3mm М5 34mm

TB8840 Detailed Specifications:

  • Загварын дугаар: TB8840
  • Тохиргоо: 8-in, 8-out (16 connection points)
  • Одоогийн үнэлгээ: 40A per position
  • Хэмжээ: 141.5mm (L) × 34.8mm (W) × 24.6mm (H)
  • Орон сууцны материал: Өндөр давтамжийн керамик
  • Дамжуулагч материал: Зэс гол
  • Screw Type: M3
  • Mounting Distance: 95mm center-to-center
  • Тохиромжтой утаснуудын төрлүүд: Зөөлөн болон хатуу утаснуудад тохиромжтой
  • Ашиглалтын хамгийн их температур: 750 ° C
  • Диэлектрик хүч: 3kV
  • Тусгаарлалтын эсэргүүцэл: >1500MΩ at 500VDC
  • Хүчдэлийн үнэлгээ: 600V AC/DC

Industrial Applications

The TB8840 Ceramic Terminal Block is specifically engineered for medium-scale industrial applications requiring multiple reliable connections:

  • Industrial Control Systems: Distribution rails for automation and control applications
  • Eight-Circuit Distribution: Ideal for systems requiring eight separate circuits or parallel connections
  • Manufacturing Equipment: Power distribution in production machinery and assembly equipment
  • Heating Systems: Multiple heating element connections in industrial furnaces and ovens
  • Motor Control Applications: Connection points for multi-motor control systems
  • Industrial Lighting: Power distribution for industrial lighting arrays requiring multiple circuits
  • Test Equipment: Multi-circuit connections in industrial testing applications
  • Transportation Systems: Electrical distribution in railway and transportation infrastructure

Professional Installation Guidelines

For optimal performance and reliability in industrial installations, follow these specialized guidelines:

  1. Mount securely to a clean, flat surface using the provided 95mm mounting holes
  2. Maintain minimum 25mm clearance around terminal block for proper heat dissipation
  3. Strip wires to appropriate length (typically 7-8mm for M3 terminals)
  4. Loosen M3 terminal screws fully before inserting wires
  5. Insert conductors completely into terminal openings
  6. Tighten M3 screws to a torque of 0.6-0.8 N·m (do not overtighten)
  7. Verify secure connection through visual inspection and mechanical testing
  8. Implement comprehensive circuit labeling for future maintenance
  9. Schedule periodic inspection as part of maintenance protocol

The TB8840 Advantage: Perfect Balance of Capacity and Efficiency

The TB8840 Ceramic Terminal Block offers a perfect balance of connection capacity and installation efficiency for medium-scale industrial applications. Its eight-position design provides substantial flexibility for industrial power distribution while its enhanced width profile delivers improved stability and heat dissipation compared to narrower models in the series. The ceramic construction ensures exceptional temperature resistance and electrical isolation, providing the reliability demanded by industrial environments where failure is not an option.

With its optimized dimensions, industrial-grade components, and a design engineered for professional installation, the TB8840 represents the discerning engineer’s choice for medium-scale industrial power distribution applications requiring multiple reliable circuits in a heat-resistant ceramic housing that outperforms plastic alternatives in every aspect of durability and safety.

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