Phoenix Contact ST 1,5-PE Spring-Cage Ground Terminal Block

USD 7.71

Total:

Ground terminal block with spring-cage connection for 0.08-1.5mm² (28-16 AWG) conductors. Mounts on DIN rail, -60°C to 110°C, 6kV surge voltage.

MOQ: 50 pcs   >>   Order in multiples of 50
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Phoenix Contact ST 1,5-PE Spring-Cage Ground Terminal Block

Model Identifier ST 1,5-PE
Official Part Number 3031513
GTIN Standard 4017918186623

Technical Overview

Ground terminal block with spring-cage connection for 0.08-1.5mm² (28-16 AWG) conductors. Mounts on DIN rail, -60°C to 110°C, 6kV surge voltage.

Key Features

  • Spring-cage connection method for quick and easy wiring.
  • Suitable for rigid and flexible conductors from 0.08 mm² to 1.5 mm² (28-16 AWG).
  • Designed for mounting on NS 35/7.5 and NS 35/15 DIN rails.
  • Green-yellow color coding for clear protective conductor identification.
  • High reliability with low contact resistance and corrosion-free terminal points.
  • Tested for railway applications, machine building, plant engineering, and process industry.
  • Operating temperature range from -60°C to 110°C.
  • Rated surge voltage of 6 kV.

Spring-cage connection technology ensures quick, effortless, and vibration-resistant wiring, providing a highly reliable protective conductor connection.

Technical Specification Matrix

ParameterValue
Product TypeSpring-cage protective conductor terminal block
Number of Connections2
Connection MethodSpring-cage connection
Number of Levels1
Rated Cross Section1.5 mm²
Conductor Cross-section Rigid0.08 mm² - 1.5 mm²
Conductor Cross-section Flexible0.08 mm² - 1.5 mm²
Cross Section AWG28 - 16 AWG
Stripping Length10 mm
ColorGreen-yellow
Mounting TypeDIN rail NS 35/7,5, NS 35/15
Overvoltage CategoryIII
Degree of Pollution3
Rated Surge Voltage6 kV
Maximum Power Dissipation for Nominal Condition0.56 W
Operating Temperature Range-60 °C to 110 °C
Nominal Current16 A
Nominal Voltage (Umax)400 V
Physical Weight (kg)0.01
Dimensions L x W x H (cm)4.4 x 0.42 x 4.85

Industrial Applications

1. Grounding for PLC and I/O Modules in Automation Cabinets

This terminal block is ideal for establishing robust and reliable protective earth connections for PLCs, I/O modules, and other sensitive electronic components within industrial control panels. Its spring-cage connection ensures fast, secure, and vibration-resistant wiring, crucial for continuous operation in demanding factory environments. The green-yellow color coding provides clear identification of the protective conductor.

Problem Solved

Ensures safe and compliant grounding of automation equipment, preventing electrical hazards and mitigating electromagnetic interference in control cabinets. The spring-cage connection speeds up installation and provides a durable connection in environments with vibration.

Industrial AutomationControl PanelPLCI/O ModulesProtective EarthGroundingSpring-cageDIN RailEMI ProtectionElectrical Safety

2. Protective Earthing for Railway Signaling and Rolling Stock Subsystems

Given its tested suitability for railway applications and wide operating temperature range (-60°C to 110°C), this terminal block is perfectly suited for providing secure protective conductor connections in railway signaling cabinets and electrical subsystems within rolling stock. Its robust design and vibration-resistant spring-cage technology ensure reliable grounding even under harsh railway operating conditions.

Problem Solved

Provides a dependable and resilient grounding solution for critical railway infrastructure and rolling stock, accommodating temperature extremes and mechanical stress, thereby enhancing safety and operational continuity.

Railway ApplicationsRolling StockSignaling SystemsProtective ConductorEarthingVibration ResistanceExtreme TemperatureDIN RailElectrical Safety

3. Grounding in HVAC and Building Management Systems

This ground terminal block offers a compact and reliable solution for protective earthing of components in HVAC (Heating, Ventilation, and Air Conditioning) systems and Building Management Systems (BMS). Its ability to handle 0.08 mm² to 1.5 mm² conductors makes it versatile for various control wiring, while the DIN rail mounting allows for neat and organized installations within building electrical enclosures. The 6 kV rated surge voltage provides an extra layer of protection against transient overvoltages common in building electrical networks.

Problem Solved

Establishes secure and organized grounding for diverse building automation and environmental control equipment, improving system safety and reducing the risk of damage from electrical surges.

HVAC SystemsBuilding Management Systems (BMS)Electrical EnclosuresProtective EarthingControl WiringDIN RailSurge ProtectionElectrical Safety
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