COMPONENT TERMINAL BLOCK 3046689

Product Description

The 3046689 Component Terminal Block is a specialised functional terminal block with integrated diode protection manufactured by Phoenix Contact. It is designed for signal conditioning, protection, and electrical isolation in control and automation panels.

This terminal block is commonly used in PLC systems, instrumentation wiring, and industrial control circuits where reverse polarity protection or signal suppression is required.

Key Features

• Component terminal block with integrated diode circuit
• Built-in 1N4007 diode for protection function
• Limits reverse voltage and protects control circuits
• Suitable for low-power signal applications
• Compact DIN rail mounting design
• Screw connection technology for secure wiring
• 2-level terminal structure for signal distribution
• High insulation and surge voltage capability
• Flame-retardant industrial housing
• Ideal for control, interface, and instrumentation circuits

Technical Specifications

• Product Type: Component Terminal Block (Diode Integrated)
• Model: 3046689
• Manufacturer: Phoenix Contact
• Series: UTTB 2,5-2DIO/O-UL/O-UR
• Rated Voltage: 500 V
• Rated Current: 0.5 A (limited by diode circuit)
• Cross Section: 0.14 – 4.0 mm²
• Connection Type: Screw connection
• Mounting Type: DIN rail (NS 35/7.5 & NS 35/15)
• Integrated Component: 1N4007 diode
• Reverse Voltage Protection: up to 1300 V
• Surge Voltage: up to 6 kV
• Width: approx. 5.2 mm (ultra-compact design)
• Operating Temperature: -60°C to +110°C (industrial range)
• Material: Polyamide (PA), flame-retardant UL94 V-0