Junction Box for Trace Heating Systems
Junction Box for Trace Heating Systems
The Eltherm ELAK-Ex-3.8 is a robust, ATEX Certified junction box designed for secure and reliable use in heat tracing cables and systems operating within hazardous environments. Specifically engineered to connect one or two Pt100 temperature sensors, this junction box is essential for maintaining precise temperature control, frost protection, and energy efficiency across various industrial applications.
In trace heating systems, maintaining consistent and accurate temperature monitoring is crucial. The ELAK-Ex-3 facilitates this by securely housing and connecting Pt100 resistance temperature detectors (RTDs). These sensors provide real-time temperature data to control units, which adjust the heating cables accordingly. This ensures optimal temperature maintenance, preventing freezing or overheating, and is vital in industries where process integrity is paramount.
We offer complete system design, including heat loss calculations, intelligent control systems, and product specification—ensuring full compliance with safety standards and seamless integration with your operational requirements.
1x M25 blind plug
1x screw connection M25 1-fold
1x screw connection M12
1x screw connection M12 with plug
8x feed-through terminal WDU 2.5
3x protective conductor terminal block WPE 2.5
Delivering High-Performance Trace Heating – Efficient, Reliable, Proven
Eltherm, precision-engineered in Germany, offers world-class trace heating solutions for industrial and hazardous area applications.
We provide custom system design, technical support, and energy-efficient solutions tailored to your application needs.
| Category | Heat Tracing Cables & Systems |
|---|
| Operating Voltage | Max. 550 V |
| Nominal Current | Max. 36 A |
| Ambient Temperature | -40 °C to +60 °C (T6/T5/T4 rated environments) |
| Enclosure Material | Fibreglass-reinforced, antistatic polyester |
| Protection Class | IP66 |
| Dimensions (W x H x D) | 122 x 120 x 90 mm |
| Mounting Hole Pattern | 106 x 82 mm, Ø 6.5 mm |
| Cable Entry Options | 1x M25 blind plug, 1x M25 screw connection, 2x M12 screw connections (1 with plug) |
| Terminal Blocks | 8x WDU 2.5 (feed-through), 3x WPE 2.5 (protective conductor) |
| Connection Cross-Section | Max. 2.5 mm² (solid or stranded without ferrule) |
| Cable Diameter Range | 9 – 17 mm |
| Sensor Compatibility | 1 or 2 Pt100 temperature sensors (2- or 4-wire) |
| Installation Options | Wall mounting or pipe mounting (accessories available) |
Tell us your quantity and requirements — we reply within one business day.
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