Phoenix Contact UT 35 Feed-Through Terminal Block

USD 5.22

1000V, 125A feed-through terminal block, DIN rail mount, -60°C to +110°C, 1.5-50mm² wire, vibration-resistant screw connection.

Top Brands > Phoenix Contact > Phoenix Contact Feed-Through Terminal Blocks

Phoenix Contact UT 35 Feed-Through Terminal Block

Model Identifier UT 35
Official Part Number 3044225
GTIN Standard 4017918977559

Technical Overview

1000V, 125A feed-through terminal block, DIN rail mount, -60°C to +110°C, 1.5-50mm² wire, vibration-resistant screw connection.

Key Features

  • Tested for railway applications.
  • Maintenance-free screw connections with Reakdyn principle prevent screw loosening during high vibration.
  • Accommodates conductor cross-sections from 1.5 mm² to 50 mm² (16 AWG to 1/0 AWG).
  • Designed for DIN rail mounting (NS 35/7.5, NS 35/15).
  • Rated surge voltage of 8 kV.
  • Wide operating temperature range from -60°C to +110°C.
  • Insulation material with UL 94-V0 flammability rating.

Easy and time-saving potential supply and distribution of large currents and cross sections up to 35 mm² with reducing bridges.

Technical Specification Matrix

ParameterValue
Nominal Voltage1000 V
Nominal Current125 A
Maximum Load Current150 A (with 50 mm² conductor cross-section)
Rated Surge Voltage8 kV
Connection MethodScrew connection
Number of Connections2
Rated Cross Section35 mm²
Conductor Cross Section Range1.5 mm² - 50 mm²
AWG Wire Size Range16 AWG - 1/0 AWG
Mounting TypeDIN rail (NS 35/7.5, NS 35/15)
ColorGray
Operating Temperature Range-60 °C to +110 °C
Degree of Pollution3
Overvoltage CategoryIII
Insulating Material GroupI
Flammability Class of Insulation Material (UL94)V0
Stripping Length18 mm
Tightening Torque3.2 Nm - 3.7 Nm
Contact Resistance0.08 mΩ
Physical Weight (kg)0.06
Dimensions L x W x H (cm)6.12 x 1.6 x 6.51

Industrial Applications

1. High-Current Power Distribution in Industrial Control Panels

This terminal block is ideal for main power distribution within industrial control cabinets, efficiently routing high currents and voltages to various loads. Its DIN rail mounting simplifies installation and organization in complex panel layouts.

Problem Solved

Ensures reliable and secure distribution of high power (1000 V, 125 A) to multiple components, preventing loose connections due to vibration with its screw termination and Reakdyn principle.

1000 V125 A50 mm² conductor cross-sectionDIN rail mountScrew connectionReakdyn principle

2. Power and Signal Connectivity in Railway Systems

Suited for power and signal connections in railway infrastructure and rolling stock, this terminal block withstands harsh operating conditions. Its railway certification and wide temperature range ensure reliability in demanding environments with significant temperature fluctuations and constant vibrations.

Problem Solved

Provides robust, vibration-resistant electrical connections in railway applications (e.g., signaling, control systems on trains) that are subject to extreme temperatures (-60°C to +110°C) and mechanical stresses.

Tested for railway applications-60 °C to +110 °CReakdyn principle1000 V125 A8 kV surge voltage

3. Heavy Industrial Machinery Power Connections

The terminal block provides secure and durable power connections for heavy industrial machinery such as large motors, pumps, or HVAC systems. Its robust design and high current/voltage capabilities ensure stable operation under significant electrical and mechanical loads.

Problem Solved

Offers reliable, gas-tight connections for large conductor cross-sections in high-power machinery, maintaining electrical integrity despite operational vibrations and high contact forces.

125 A nominal current1000 V nominal voltage1.5 mm² - 50 mm² cross-sectionScrew connectionReakdyn principleHigh contact forces
Select your currency