Phoenix Contact 2791032 UKK 5-DIO/U-O Component terminal block 0.5A

The UKK 5-DIO/U-O is a double-level component terminal block from Phoenix Contact with an integrated diode (1N4007), enabling direct current-blocking protection at the terminal point. It carries a nominal current of 0.5 A and reverse voltage of 1300 V, with screw connection for conductors from 0.2 mm² to 4 mm² across both levels.

Technical specifications:

• Part designation: UKK 5-DIO/U-O
• Catalog number: 2791032
• Manufacturer: Phoenix Contact
• EAN: 4017918072407
• Product type: Component terminal block
• Integrated component: Diode 1N4007
• Nominal current: 0.5 A
• Reverse voltage: 1300 V
• Maximum power dissipation: 1.02 W
• Number of connections: 4 (2 per level)
• Number of rows: 2
• Connection method: Screw connection, M3, tightening torque 0.6 - 0.8 Nm
• Stripping length: 8 mm
• Nominal cross section: 4 mm²
• Conductor cross-section (rigid and flexible): 0.2 mm² - 4 mm² (AWG 24 - 12)
• Rated insulation voltage: 500 V
• Rated surge voltage: 6 kV
• Overvoltage category: III, degree of pollution: 3
• Width: 6.2 mm, height: 56 mm, depth on NS 35/7.5: 62 mm
• Color: gray (RAL 7042)
• Insulating material: PA, flammability rating: UL 94 V0
• Operating temperature: -60°C to 110°C
• Mounting type: NS 35/7.5, NS 35/15, NS 32
• Weight (excluding packing): 15 g
• Pack size: 50 pc
• Country of origin: CN
• Certifications: EAC, cULus Recognized (E60425)

Features and benefits:

• Integrated 1N4007 diode eliminates separate diode components, saving panel space
• Double-level layout with 4 connections supports diverse wiring configurations
• Wide operating temperature range of -60°C to 110°C for demanding environments
• Fire protection certified to DIN EN 45545-2 (R22-R26, HL 1 - HL 3) for rail vehicle use
• NFPA 130 compliant for surface flammability, smoke density, and smoke gas toxicity

Applications:

• Inductive load suppression for relays and solenoids in industrial control panels
• PLC input/output signal conditioning circuits
• Current direction control in automation and machinery wiring
• Railway and transportation control cabinets requiring DIN EN 45545-2 certification

Compliant with IEC 60947-7-1 for terminal block connections and DIN EN 45545-2 for fire protection in rail vehicles.

Also known as: Phoenix Contact UKK 5-DIO/U-O, Phoenix 2791032, Phoenix Contact diode terminal block 2791032.