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This confidential document outlines the functions and components of the UV electrical cabinet for machine TJ8500. It includes details on power supply, controls, wiring notes, safety features, and PLC panel inputs and outputs. The document also covers transformers, power supplies, and electrical connections.
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TJ8500 General Confidential
TJ8500 General (Cont.) Confidential
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
TJ8500 General (Cont.) • Wiring Notes: • Blue wire: 24VDC • Red wire: 110VAC Confidential
Q1.1 -Mains Isolator A1-Earth Leakage Device K2-UV Main Contactor TJ8500 Units Description Confidential
TJ8500 Units Description (cont.) • Safety Switch Relay K9: • Verify that the UV lamphead cover is closed and enable the UV main contactor K2. Confidential
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
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
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
TJ8500 Units Description (cont.) • PLC Panel Confidential
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
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
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
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
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
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
TJ8500 Transformer • Receives an input of 380-480VAC. • Converts the voltage to 110VAC. Confidential
TJ8500 24VDC Power Supply • Receives an input voltage of 110VAC. • Converts the voltage to 24VDC for the PLC. Confidential
TJ8500 High Voltage Transformer • Receives an input voltage of 230VAC. • Converts the voltage to 2000VAC for the UV lamp. Confidential
TJ8500 Capacitors • Supplies the high voltage to the UV lamp Confidential
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