Terminal Blocks - Panel Mount

Image Part Number Description / PDF Quantity Rfq
0707992

0707992

Phoenix Contact

TERM BLK HEADER 14POS GREEN

0

1702523

1702523

Phoenix Contact

TERM BLK HEADER 5POS GREEN

0

0711014

0711014

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1899236

1899236

Phoenix Contact

TERM BLK HEADER 12POS GREEN

0

0708276

0708276

Phoenix Contact

TERM BLK SCREW CLAMP 1POS

0

1703412

1703412

Phoenix Contact

TERM BLK HEADER 6POS GREEN

0

1716124

1716124

Phoenix Contact

TERM BLK HEADER 8POS GREEN

0

3073542

3073542

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1702468

1702468

Phoenix Contact

TERM BLK HEADER 7POS GREEN

0

0717513

0717513

Phoenix Contact

TERM BLOCK 1POS

0

1701676

1701676

Phoenix Contact

TERM BLK HEADER 8POS GREEN

0

3073474

3073474

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

1701977

1701977

Phoenix Contact

TERM BLK HEADER 6POS GREEN

0

1716072

1716072

Phoenix Contact

TERM BLK HEADER 3POS GREEN

0

0707329

0707329

Phoenix Contact

TERM BLK HEADER 11POS GREEN

0

1702060

1702060

Phoenix Contact

TERM BLK HEADER 7POS GREEN

0

1844390

1844390

Phoenix Contact

TERM BLK SCREW CLAMP POS GRAY

0

1753488

1753488

Phoenix Contact

TERM BLK HEADER 2POS BLACK

0

0709220

0709220

Phoenix Contact

TERM BLK SCREW CLAMP 1POS GRAY

0

3073380

3073380

Phoenix Contact

TERM BLK SCREW CLAMP 2POS GRAY

0

Terminal Blocks - Panel Mount

1. Overview

Panel Mount Terminal Blocks are modular electrical connectors designed for permanent mounting on control panels or equipment chassis. They facilitate secure and organized termination of wires in industrial applications. These components play a critical role in ensuring reliable electrical connectivity, enabling efficient signal and power distribution across systems.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Screw Terminal BlocksMechanical clamping via screws, high current capacityIndustrial machinery control panels
Spring Cage Terminal BlocksTool-free wire insertion, vibration resistanceAutomotive testing equipment
PCB Terminal BlocksDirect printed circuit board mountingMedical diagnostic devices
DIN Rail Terminal BlocksStandardized rail mounting, modular expansionFactory automation systems

3. Structure & Components

Typical construction includes: - Insulating housing (PA66/Glass Fiber) - Conductive elements (Copper Alloy/Brass) - Mounting flange with M4/M6 threaded holes - Wire entry system (Axial/Radial orientation) - Locking mechanisms (Screw/Spring Clamp)

4. Key Technical Specifications

ParameterImportance
Rated Current (10-300A)Determines power handling capability
Working Voltage (250-1000V)Defines electrical insulation requirements
Wire Size Range (0.14-35mm )Dictates application flexibility
Material Flame Rating (UL94 V-0)Safety compliance factor
Operating Temperature (-40 C to +120 C)Environmental endurance indicator

5. Application Fields

Primary industries include: - Industrial Automation (PLC control cabinets) - Energy Systems (Solar inverters) - Transportation (Railway signaling) - Building Technology (HVAC controllers) - Test & Measurement (Lab equipment)

6. Leading Manufacturers

ManufacturerRepresentative Product
Phoenix ContactPT 12-2,5/2-H-SC
Weidm llerSAM 2.5/2
TE ConnectivityDeutsch DT Series
OmronLY2N-S-DC5V

7. Selection Guidelines

Key considerations: 1. Electrical requirements (current/voltage ratings) 2. Mechanical constraints (panel cutout dimensions) 3. Environmental conditions (temperature/humidity) 4. Maintenance needs (terminal accessibility) 5. Compliance standards (UL, CE, RoHS)

8. Industry Trends

Current developments focus on: - Miniaturization with higher current density - Smart terminal integration with diagnostic capabilities - Enhanced vibration resistance for mobility applications - Eco-friendly materials meeting REACH regulations - 3D-printed custom housing solutions

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