User Manual Q&AAnswer
Mar 06, 2025 - 09:32 PM
To install the STAHL 136740 Ex e Terminal Box, follow these steps:
1. Ensure that you have the necessary installation equipment, such as a screwdriver and appropriate mounting hardware.
2. Choose the appropriate size and material of the terminal box based on your requirements. The STAHL 136740 Ex e Terminal Box is available in various sizes and materials, with an IP66 degree of protection.
3. If needed, customize the equipment according to your specifications. The terminal box can be equipped with series terminals up to 300 mm² and can have a flange on several enclosure sides.
4. Familiarize yourself with the explosion protection certifications and scope of validity. The terminal box has certifications for gas and dust explosion protection, including IECEx, ATEX, and other international standards.
5. Take note of the electrical data, such as the rated operational voltage range of 0-690 V AC.
6. Consider the ambient conditions for installation. The terminal box can operate within a temperature range of -60 °C to +40 °C (T6) or -60 °C to +55 °C (T5).
7. Ensure that the terminal box has an IP66 degree of protection, which means it is protected against dust and powerful water jets.
8. The enclosure material is made of glass fiber-reinforced polyester resin, which provides durability and resistance to harsh operating conditions.
9. The terminal box has a dark grey color and is flammability rated according to IEC/EN 60695, UL 94, and ASTM D635.
10. The terminal box has a connection cross-section of 4 mm² (AWG 12) and a cover thickness of 2.8 mm. The dimensions of the terminal box are 340.5 mm (width) x 170 mm (height) x 91 mm (depth), and it weighs 2 kg.
11. During installation, ensure that the cover screws are tightened with a torque of 4.5 Nm (39.83 lbs in).
12. The terminal box comes with a terminal rail size of 35 x 301 mm (1x) and 1 x Phoenix UT 2-conductor terminals.
13. The terminal box does not come with flanges or drilled holes for entries. Additional components such as flanges, plates, brass plates, frames, and flanges can be purchased separately as spare parts.
Please refer to the complete installation guide provided by R. STAHL Schaltgeräte GmbH for detailed instructions and illustrations.
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