Name: Phoenix Contact ST 1,5 Feed-Through Terminal Block - INOSAKI
SKU: Phoenix-3031076
Price: 1.49 USD
Availability: InStock

Technical Overview

Single-level feed-through terminal block, 500V, 17.5A, 0.08-1.5mm² spring-cage connection, for DIN rail, -60°C to 110°C operation.

Key Features

Simple wiring of very small, flexible conductors, enabling one-handed operation.
No restriction on cross-sections when using conductors with ferrules for increased versatility.
Full flexibility through standardized CLIPLINE complete bridging, marking, and testing accessories.
Rated for 500 V and 17.5 A, suitable for a wide array of industrial electrical systems.
Wide operating temperature range from -60 °C to 110 °C.

Technical Specification Matrix

Parameter	Value
Product Type	Feed-through terminal block
Nominal Voltage	500 V
Nominal Current	17.5 A
Rated Surge Voltage	6 kV
Maximum Power Dissipation (Nominal Condition)	0.56 W
Nominal Cross Section	1.5 mm²
Conductor Cross-Section Rigid	0.08 mm² - 1.5 mm²
Conductor Cross-Section Flexible	0.08 mm² - 1.5 mm²
Cross Section AWG	28 - 16
Connection Method	Spring-cage connection
Stripping Length	8 mm - 10 mm
Number of Connections	2
Color	Gray (RAL 7042)
Housing Material	Polyamide (PA)
Flammability Rating (UL 94)	V-0
Operating Temperature Range	-60 °C to 110 °C
Mounting Type	DIN rail NS 35/7,5, NS 35/15
Overvoltage Category	III
Degree of Pollution	3
Physical Weight (kg)	0
Dimensions L x W x H (cm)	4.85 x 0.42 x 4.4

Industrial Applications

1. Secure Power Distribution in Industrial Control Panels

This terminal block is ideal for connecting power and control signals within industrial control cabinets, providing secure and vibration-resistant connections for machinery in manufacturing environments. Its 500V/17.5A rating and spring-cage connection ensure reliable operation.

Problem Solved

Ensures reliable electrical connections in control panels, minimizing downtime due to loose wiring in high-vibration industrial settings. The spring-cage connection simplifies wiring and maintenance while handling rated voltage and current.

Control cabinetpower distributionvibration resistancespring-cageindustrial automation500V17.5A

2. Robust Connectivity for Railway Infrastructure

With its proven vibration resistance and wide operating temperature range of -60 °C to 110 °C, this terminal block is well-suited for electrical connections in railway signaling, communication, and power supply systems, where harsh environmental conditions and mechanical stresses are common.

Problem Solved

Provides durable and stable electrical connections for critical railway applications, withstanding vibrations and extreme temperature fluctuations encountered in railway operations, supported by its wide operating temperature range and robust design.

Railway industrysignaling systemsvibration-resistantextreme temperature-60°C to 110°CDIN rail mount

3. Reliable Instrumentation Wiring in Demanding Process Environments

The terminal block's secure spring-cage connection for conductors from 0.08 mm² to 1.5 mm² and robust design make it suitable for connecting sensors, actuators, and control devices in process automation systems, particularly in chemical or petrochemical plants where reliable and maintenance-free connections are crucial under varying temperatures.

Problem Solved

Guarantees secure and stable connections for instrumentation and control wiring in environments subject to chemical exposure and vibrations, reducing the need for frequent maintenance and improving process reliability. The broad temperature range and strong connections are critical for demanding process applications.

Process automationchemical plantsinstrumentationspring-cage connectionmaintenance-free0.08-1.5mm² conductor