Atlas Copco Elektronikon Mk5 Wiring Diagram Full [updated] ❲Recommended | 2027❳

Title: Understanding the Atlas Copco Elektronikon Mk5 Wiring Diagram: A Comprehensive Technical Guide

Introduction

The Atlas Copco Elektronikon Mk5 control system is a workhorse in the industrial compressed air sector. Renowned for its reliability, it manages compressor operation, monitors system health, and optimizes energy efficiency. However, when a compressor fails or an upgrade is required, the wiring diagram becomes the most critical document in the maintenance engineer’s toolkit. atlas copco elektronikon mk5 wiring diagram full

This article serves as a detailed guide to understanding the Elektronikon Mk5 wiring diagram. We will break down the layout, decode common terminal designations, and explain the flow of power and signals within the cabinet. Title: Understanding the Atlas Copco Elektronikon Mk5 Wiring

B. Control Voltage (The "Heart" of the Mk5)

The Mk5 operates on 24V DC.

• Input: Typically derived from an internal transformer and rectifier unit (providing 230V AC to 24V DC) or an external stabilized 24V DC power supply.
• Fuses: The 24V supply is protected by automatic fuses (often labeled F1, F2, etc.). If the controller screen is blank, check these fuses first.

5. Tips for Reading the Full Diagram

When looking at the full schematic provided by Atlas Copco: Input: Typically derived from an internal transformer and

1. Identify the Wire Numbers: Atlas Copco diagrams use specific wire codes (e.g., 200-series for power, 400-series for control). Trace these numbers across pages.
2. Check the Legend: The first page of the diagram book defines the symbols used for contactors (K1, K2), relays (R1, R2), and sensors (P, T).
3. Follow the Shielding: Analog sensor cables (Pressure/Temperature) must be shielded. The diagram will indicate if the shield should be connected to the cabinet ground or left floating at the sensor end.

GA 37-75 (Fixed speed, star-delta)

• Power section: 3-phase to -Q1 → -K10 → -K11/-K12 → Motor.
• Control section: -T1 (230V AC) → -A3 (24V DC) → MK5 modules.
• Key outputs: DO1 = Run, DO2 = Star, DO3 = Delta, DO4 = Drain valve.

2. Main Power Sections

The Mk5 system generally separates wiring into two distinct categories: High Power (Power Circuit) and Low Power (Control Circuit).