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Comprehensive Overview of TJ8500 Electrical Cabinet Functions and Components

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tuari
22 diapositives · 368 Views · Oct 15, 2014

This document provides a detailed overview of the TJ8500 Electrical Cabinet, specifically focusing on its role in power distribution for lamps, coolers, and extraction units within the UV lamp system. It describes the cabinet's electrical specifications, including inlet power requirements of 3×230VAC and 120A per phase. Key functions such as voltage supply, system control, and safety mechanisms are outlined. Additionally, it highlights the PLC panel inputs and outputs, overload relays, and high voltage transformer functionalities, ensuring efficient operation and safety of the UV lamp system.

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  1. UV Electrical Cabinet (Machines 1-15)

  2. TJ8500 General Confidential

  3. TJ8500 General (Cont.) Confidential

  4. TJ8500 General (Cont.) • The inlet power is 3×230VAC + GND (max.); a total of 120A (per phase). • The power cabinet is responsible for the following functions: • Supplying voltages to the UV lamp system • Supplying voltages to the cooler unit • Supplying voltages to the extraction unit • Controlling the UV lamp system • Controlling the cooler unit • Controlling the extraction unit Confidential

  5. TJ8500 General (Cont.) • Wiring Notes: • Blue wire: 24VDC • Red wire: 110VAC Confidential

  6. Q1.1 -Mains Isolator A1-Earth Leakage Device K2-UV Main Contactor TJ8500 Units Description Confidential

  7. TJ8500 Units Description (cont.) • Safety Switch Relay K9: • Verify that the UV lamphead cover is closed and enable the UV main contactor K2. Confidential

  8. K3 K4 K5.1 K5.2 TJ8500 Units Description (cont.) • UV lamp High Voltage contactors: • Enable the high voltage to the lamp by levels (30%-100%). Confidential

  9. TJ8500 Units Description (cont.) • Overload Relays: • Q6.11 - Cooler Pump • Q6.12 - Cooler Fan1 • Q6.22 - Cooler Fan2 • Q7 - Extract Fan Frequency Inverter A7 • Contactors: • K6.11-Cooler Pump Contactor • K6.12-Cooler Fan1 Contactor • K6.22-Cooler Fan2 Contactor Confidential

  10. Extraction Fan Frequency Inverter A7 TJ8500 Units Description (cont.) • Extraction fan frequency inverter A7: • Controls on the air extraction flow rate, depending on the UV lamp power. Confidential

  11. TJ8500 Units Description (cont.) • PLC Panel Confidential

  12. TJ8500 PLC Panel Inputs: • R1: Shutter ON, from the machine • R3, R4 and R5: UV power bits, from the machine • R6: Extraction fan operation indication, from A7 Confidential

  13. TJ8500 PLC Panel (Cont.) • Inputs: • R7: Water pump or cooler fan trip indication • R8: Air suction indication from the UV lamphead • R9: Lamphead cover status (closed/opened) indication • R12: Alarm reset button • V2: 24VDC • 0VD: 0VDC Confidential

  14. TJ8500 PLC Panel (Cont.) • Inputs and outputs: • I2: Shutter opened indication, from the UV lamphead • I3: Shutter closed indication, from the UV lamphead • I4: Lamphead over temperature indication • I5: Emergency switch from the machine Confidential

  15. TJ8500 PLC Panel (Cont.) • Inputs and outputs (cont.): • I6: Cooler over temperature indication, from the thermal switch in the Cooler • I7: UV lamp power indication • I9: Cooler level low indication • I10: UV ON signal from the machine • 0VD: 0VDC • QA1: Output signal to the extraction fan frequency inverter A7 Confidential

  16. TJ8500 PLC Panel (Cont.) • Outputs: • Q1.2: Output for the extraction fan frequency inverter A7 • Q2: Operating power to the UV main contactor K2 • Q3, Q4 and Q5: Output power for enabling the high voltage contactors • Q6: Output power for enabling the cooler Confidential

  17. TJ8500 PLC Panel (Cont.) • Outputs Signals: • S1: UV ready signal to the machine • S2: Shutter open signal to the shutter valve • S3, S4 and S5: UV fault signal to the machine Confidential

  18. TJ8500 Transformer • Receives an input of 380-480VAC. • Converts the voltage to 110VAC. Confidential

  19. TJ8500 24VDC Power Supply • Receives an input voltage of 110VAC. • Converts the voltage to 24VDC for the PLC. Confidential

  20. TJ8500 High Voltage Transformer • Receives an input voltage of 230VAC. • Converts the voltage to 2000VAC for the UV lamp. Confidential

  21. TJ8500 Capacitors • Supplies the high voltage to the UV lamp Confidential

  22. TJ8500 Electrical Connections • XPC1: Connected to the cooler. • XPC2: Connected to the cooler. • XPPT: Connected to the UV lamphead. • XPF7: Connected to the extraction fan. Confidential