Phoenix Contact 3047730 UT 35 IB BU Feed-through terminal block 125A

The Phoenix Contact UT 35 IB BU is a feed-through terminal block rated at 1000 V nominal voltage and 125 A nominal current, built for high-current conductor connections in industrial power distribution systems. Allen screw (M6) termination accepts conductors from 1.5 mm² to 50 mm² at a 35 mm² nominal cross section, mounting on NS 35/7.5 and NS 35/15 DIN rails.

Technical specifications:

• Part designation: UT 35 IB BU
• Catalog number: 3047730
• Manufacturer: Phoenix Contact
• EAN: 4046356178488
• Product type: Feed-through terminal block
• Nominal voltage: 1000 V
• Nominal current: 125 A
• Maximum load current: 150 A (with 50 mm² conductor)
• Rated surge voltage: 8 kV
• Connection method: Screw connection, M6 Allen screw
• Tightening torque: 3.2 - 3.7 Nm
• Number of connections: 2
• Nominal cross section: 35 mm²
• Conductor cross section: 1.5 mm² - 50 mm² (rigid and flexible)
• Stripping length: 18 mm
• Mounting type: NS 35/7.5, NS 35/15
• Color: Blue (RAL 5015)
• Dimensions (W x H x D): 16 mm x 61.2 mm x 65.1 mm
• Insulating material: PA (Polyamide), flammability rating UL 94 V0
• Operating temperature range: -60°C - 110°C
• Overvoltage category: III, degree of pollution: 3
• Weight: 58.692 g
• Pack size: 50 pc
• ATEX/IECEx approval: II 2 GD Ex eb IIC Gb

Features and benefits:

• Maintenance-free and vibration-resistant conductor connection via the patented Reakdyn principle
• Accepts two conductors of the same cross section simultaneously, reducing panel space requirements
• Low self-heating due to high contact forces
• Compatible with standardized CLIPLINE complete bridging, marking, and testing accessories
• ATEX/IECEx certified for use in explosive gas and dust atmospheres
• Rail vehicle fire protection compliant with DIN EN 45545-2 (R22, R23, R24, R26 HL 1 - HL 3)

Applications:

• High-current power distribution in industrial control cabinets and switchgear panels
• Motor connection and wiring in heavy machinery and manufacturing equipment
• Railway and rolling stock electrical installations
• Hazardous area installations requiring ATEX/IECEx certification

Compliant with IEC 60947-7-1. Part of the Phoenix Contact UT product family, compatible with CLIPLINE complete system accessories.

Also known as: Phoenix Contact UT 35 IB BU, Phoenix 3047730, feed-through terminal block 35 mm² 125 A blue.