Phoenix Contact VIOK 1,5-3D_PE 4-Level Motor Terminal Block

Technical Overview

4-level motor connection terminal block with screw connection for 0.2-4mm² conductors. Rated 400V/24A. DIN rail mountable. Operates from -60°C to 110°C.

Key Features

4-level design for high wiring density.
Integrated protective earth (PE) function.
Screw connection technology ensures reliable and secure wiring.
Accommodates conductor cross-sections from 0.2 mm² to 4 mm² (30-14 AWG).
Designed for DIN rail mounting (NS 35/7,5 or NS 35/15).
Rated nominal voltage of 400 V and nominal current of 24 A.
Wide operating temperature range of -60 °C to 110 °C.
Gray polyamide (PA) insulating material with UL 94 V2 flammability rating.

Technical Specification Matrix

Parameter	Value
Product Type	Motor connection terminal block
Nominal Voltage (UN)	400 V (IEC)
Nominal Current (IN)	24 A (with 2.5 mm² conductor)
Rated Impulse Voltage (Uimp)	6 kV
Connection Method	Screw connection
Conductor Cross-section	0.2 mm² - 4 mm² (30 AWG - 14 AWG)
Number of Levels	4
Number of Connections	7 (3 screw + 4 screw)
Poles	3 Feed-through + Protective-Earth (3P+PE)
Mounting Type	DIN rail (NS 35/7,5, NS 35/15)
Color	Gray (housing) / Green-Yellow (chamber)
Operating Temperature Range	-60 °C to 110 °C
Insulating Material	PA (Polyamide)
Flammability Rating	UL 94, V2
Physical Weight (kg)	0
Dimensions L x W x H (cm)	8.25 x 0.62 x 7

Industrial Applications

1. Industrial Motor Control Panels

This terminal block is ideal for wiring three-phase motors in industrial control panels, providing a compact and secure connection point for power and protective earth. The 4-level design allows for high-density wiring within limited panel space.

Problem Solved

Safely and efficiently connects multiple conductors for three-phase motors, including ground, in space-constrained industrial control cabinets, ensuring protection up to 400 V and 24 A.

Three-phase motorControl cabinetDIN rail400V24AProtective earthScrew connection

2. Automated Machinery Wiring Hubs

Employed as a wiring hub in automated machinery, this terminal block facilitates the organized distribution of power and signals to various components, motors, and sensors. Its robust screw connections handle conductor sizes up to 4mm², suitable for demanding industrial environments.

Problem Solved

Provides a centralized, secure, and multi-level connection solution for complex wiring in automation systems, simplifying installation and maintenance while maintaining electrical integrity for operational voltages up to 400 V.

AutomationMachinery wiringPower distributionSignal wiring4-level0.2-4mm² conductor-60°C to 110°C

3. Building Management Systems (BMS) for HVAC

Suitable for power and control wiring within Building Management Systems, particularly for HVAC motor units. The compact design and grounding capability ensure reliable and safe connections for various building automation components.

Problem Solved

Offers a space-efficient and reliable connection for power and control circuits in BMS, especially for motor-driven HVAC components, integrating grounding and handling diverse conductor sizes and voltage levels up to 400V.

HVACBMSBuilding automationMotor unitsControl wiringGroundingCompact400V