Phoenix Contact 3212142 PT 16 N BU Feed-through terminal block 76A number of

The Phoenix Contact PT 16 N BU is a feed-through terminal block rated at 1000 V nominal voltage and 76 A nominal current, designed for high-current conductor distribution in railway, machine building, and plant engineering applications. It uses tool-free push-in connection technology accepting rigid and flexible conductors from 0.5 mm² to 25 mm² (AWG 20-4), with a maximum load current of 85 A using a 25 mm² rigid conductor.

Technical specifications:

• Part designation: PT 16 N BU
• Catalog number: 3212142
• Manufacturer: Phoenix Contact
• EAN: 4046356494830
• Product family: PT
• Nominal voltage: 1000 V
• Nominal current: 76 A
• Maximum load current: 85 A (25 mm² rigid conductor)
• Rated surge voltage: 8 kV
• Nominal cross section: 16 mm²
• Conductor cross-section rigid and flexible: 0.5 mm² - 25 mm²
• Conductor cross-section AWG: 20 - 4
• Connection method: Push-in connection (tool-free)
• Stripping length: 18 mm - 20 mm
• Number of connections: 2
• Number of rows: 1
• Mounting type: NS 35/7.5, NS 35/15 DIN rail
• Color: Blue (RAL 5015)
• Dimensions: 12.2 mm W x 75.4 mm H; depth 52.6 mm (NS 35/7.5), 60.1 mm (NS 35/15)
• Weight (excluding packing): 31.08 g
• Insulating material: PA
• Flammability rating: UL 94 V0
• Overvoltage category: III
• Degree of pollution: 3
• Operating temperature range: -60°C to 85°C
• Maximum power dissipation: 2.43 W
• Short-time withstand current: 1.92 kA (16 mm²), 3 kA (25 mm²)
• ATEX/IECEx identification: II 2 GD Ex eb IIC Gb
• Fire protection for rail vehicles: DIN EN 45545-2 R22/R23/R24/R26 HL 1 - HL 3
• Pack size: 50 pc
• Country of origin: Poland (PL)

Features and benefits:

• Tool-free push-in direct connection reduces wiring time in manual and automated assembly
• Spring-clamp design delivers high conductor pull-out forces for vibration-resistant, maintenance-free termination
• Lower insertion force allows convenient conductor plugging compared to screw-type terminals
• Compatible with CLIPLINE complete bridging, marking, and testing accessories for full system flexibility
• ATEX/IECEx certification enables use in Zone 2 hazardous-area installations

Applications:

• High-current power conductor distribution in machine building control panels
• Railway control cabinet wiring where DIN EN 45545-2 fire protection is required
• Plant engineering installations on 16 mm² nominal cross-section power circuits
• Hazardous-area wiring under ATEX Ex eb IIC Group IIC classification

Compliant with IEC 60947-7-1. Flammability rated UL 94 V0. ATEX/IECEx certified (II 2 GD Ex eb IIC Gb). Part of the Phoenix Contact PT terminal block family within the CLIPLINE complete system.

Also known as: Phoenix Contact PT 16 N BU, Phoenix 3212142, PT16NBU terminal block, Phoenix Contact 16 mm² feed-through terminal.