Name: Phoenix Contact UT 16 Feed-Through Terminal Block - INOSAKI
SKU: Phoenix-3044199
Price: 7.21 USD
Availability: InStock

Technical Overview

2-position, 1-level feed-through terminal block, 1000V/76A, 1.5-25mm² conductors, DIN rail mountable, -60°C to 110°C.

Key Features

2-position, 1-level feed-through terminal block.
Screw connection (M5) for secure wiring with 2.5 - 3 Nm tightening torque.
Compatible with a wide range of rigid (1.5 mm² to 25 mm²) and flexible (1.5 mm² to 16 mm²) conductor cross-sections.
DIN rail mountable on NS 35/7.5 and NS 35/15.
Polyamide (PA) insulating material with UL 94 V-0 flammability rating.
Supports easy potential supply and distribution with reducing bridges.
Tested for railway applications (DIN EN 50155, DIN EN 45545-2) and ATEX/IECEx II 2 GD Ex eb IIC Gb certified.
Compact design for space-saving wiring.
Optimal screwdriver guidance through closed screw shafts.
Operating temperature range from -60°C to +110°C.
Rated surge voltage of 8 kV.
Gray (RAL 7042) color.

Technical Specification Matrix

Parameter	Value
Rated Voltage	1000 V
Nominal Current	76 A
Maximum Load Current	101 A (with 25 mm² conductor cross-section)
Wire Size AWG Min	16 AWG
Wire Size AWG Max	4 AWG
Conductor Cross Section Rigid	1.5 mm² - 25 mm²
Conductor Cross Section Flexible	1.5 mm² - 16 mm²
Number of Positions	2
Number of Levels	1
Connection Method	Screw Connection (M5)
Tightening Torque	2.5 - 3 Nm
Insulating Material	Polyamide (PA)
Flammability Rating	UL 94 V-0
Mounting Type	DIN Rail (NS 35/7.5, NS 35/15)
Operating Temperature Range	-60°C to +110°C
Rated Surge Voltage	8 kV
Stripping Length	14 mm
ATEX/IECEx Certification	II 2 GD Ex eb IIC Gb
Color	Gray (RAL 7042)
Physical Weight (kg)	0.03
Dimensions L x W x H (cm)	5.44 x 1.22 x 5.55

Industrial Applications

1. High-Power Industrial Control Panels

This terminal block is ideal for connecting high-current sensors, actuators, and power circuits within industrial control panels located in challenging environments. The 1000 V / 76 A rating handles significant power, while the -60°C to +110°C operating temperature and robust PA insulation (UL 94 V-0) ensure reliability under extreme thermal conditions and for fire safety. DIN rail mounting provides quick and secure installation.

Problem Solved

Safely and reliably terminates high-current conductors in control panels exposed to wide temperature fluctuations and requiring fire safety compliance, preventing wiring failures and ensuring operational continuity.

High currentWide temperature rangeFire safetyControl panelDIN railIndustrial automation

2. Railway Rolling Stock Power Distribution

Given its compliance with DIN EN 50155 (railway applications) and DIN EN 45545-2 (fire protection for rail vehicles), this terminal block is perfectly suited for power distribution and signal wiring within railway rolling stock, such as locomotives, passenger coaches, and maintenance vehicles. It can handle up to 1000V and 76A for primary power circuits, and its vibration-resistant screw connection ensures integrity in dynamic railway conditions.

Problem Solved

Provides robust, vibration-resistant, and fire-safe electrical connections in demanding railway applications, crucial for passenger safety and operational reliability under constant movement and varying environmental conditions.

RailwayRolling stockPower distributionVibration resistanceFire protectionHigh voltageDIN EN 50155

3. Electrical Systems in Hazardous (Explosive) Locations

With ATEX/IECEx II 2 GD Ex eb IIC Gb certification, this terminal block is specifically engineered for use in Zone 1 and Zone 2 hazardous areas where flammable gases, vapors, or dust may be present. Its robust design prevents ignition sources, making it suitable for connecting instrumentation, control, and power circuits in chemical plants, oil & gas facilities, or mining operations. The wide temperature range further enhances its applicability in such demanding environments.

Problem Solved

Offers a certified safe and reliable electrical connection solution in potentially explosive atmospheres, adhering to strict hazardous area regulations and minimizing the risk of ignition.

Hazardous areaATEXIECExExplosive atmosphereZone 1Zone 2Intrinsic safetyOil & GasChemical plant